/* ==========================================================================
   BMU Dashboard - Bluetooth Market Update
   6-panel grid: exterior corners rounded, interior edges 90deg
   ========================================================================== */

:root {
    --global-palette1: #0082FC;
    --global-palette2: #673cff;
    --global-palette8: #cd3cff;

    --bmu-blue: #0082FC;
    --bmu-blue-dark: #0060C0;
    --bmu-blue-light: #E6F3FF;
    --bmu-blue-mid: #B3DAFF;
    --bmu-blue-10: rgba(0, 130, 252, 0.10);
    --bmu-blue-05: rgba(0, 130, 252, 0.05);
    --bmu-gray-900: #111827;
    --bmu-gray-800: #1F2937;
    --bmu-gray-700: #374151;
    --bmu-gray-600: #4B5563;
    --bmu-gray-500: #6B7280;
    --bmu-gray-400: #9CA3AF;
    --bmu-gray-300: #D1D5DB;
    --bmu-gray-200: #E5E7EB;
    --bmu-gray-100: #F3F4F6;
    --bmu-gray-50: #F9FAFB;
    --bmu-white: #FFFFFF;
    --bmu-radius: 14px;
    --bmu-gap: 0px;
    --bmu-shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --bmu-font-heading: 'Montagu Slab', Georgia, serif;
    --bmu-font-body: 'Inter', -apple-system, sans-serif;
    --bmu-transition: 0.2s ease;
}

.bmu-dashboard *,
.bmu-dashboard *::before,
.bmu-dashboard *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.bmu-dashboard {
    font-family: var(--bmu-font-body);
    color: var(--bmu-gray-800);
    max-width: 1440px;
    margin: 0 auto;
    line-height: 1.6;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   GRID LAYOUT

   Desktop (3 columns, 2 rows):
   ┌──────────┬──────────────────────────────────┐
   │  Nav     │  Main (headline+chart+detail)    │  <- row 1
   ├──────────┤                                  │
   │ Related  │                                  │  <- row 2
   └──────────┴──────────────────────────────────┘
   Key Data sidebar appears as col 3 for total/radio views.
   In device view, Key Data hides and main spans full width.

   Exterior corners get var(--bmu-radius).
   Interior corners (where panels meet the gap) stay 0.
   ========================================================================== */

.bmu-layout {
    display: grid;
    grid-template-columns: 240px 1fr 260px;
    gap: var(--bmu-gap);
    min-height: 600px;
}

/* Base panel style */
.bmu-panel {
    background: rgba(0, 211, 188, 0.1);
    border: 1px solid var(--bmu-gray-300);
}

/* Grid placement */
.bmu-panel--sidebar   { grid-column: 1; grid-row: 1 / -1; }
.bmu-panel--main      { grid-column: 2; grid-row: 1 / -1; }
.bmu-panel--keydata   { grid-column: 3; grid-row: 1 / -1; }

/* CORNER ROUNDING - exterior only */
.bmu-panel--sidebar   { border-radius: var(--bmu-radius) 0 0 var(--bmu-radius); }
.bmu-panel--main      { border-radius: 0; }
.bmu-panel--keydata   { border-radius: 0 var(--bmu-radius) var(--bmu-radius) 0; }

/* ==========================================================================
   PANEL: Sidebar (left column - nav + related, full height)
   ========================================================================== */
.bmu-panel--sidebar {
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
    overflow: visible;
}

.bmu-sidebar__nav {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.bmu-dashboard .bmu-section-title,
.bmu-dashboard .bmu-panel .bmu-section-title {
    font-family: var(--bmu-font-body);
    font-size: 20px;
    font-weight: 500;
    color: var(--bmu-gray-800);
    margin: 0 0 14px 0;
    padding: 0;
    line-height: 1.3;
    letter-spacing: normal;
    text-transform: none;
    border: none;
    background: none;
    -webkit-text-fill-color: var(--bmu-gray-800);
}

.bmu-nav__buttons {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bmu-nav__btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    font-family: var(--bmu-font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--bmu-gray-600);
    cursor: pointer;
    transition: all var(--bmu-transition);
    text-align: left;
    line-height: 1.3;
}

.bmu-nav__btn:hover {
    background: var(--bmu-blue-05);
    color: var(--bmu-blue);
    border-color: var(--bmu-blue-mid);
}

.bmu-nav__btn--active {
    background: var(--bmu-blue);
    color: var(--bmu-white);
    border-color: var(--bmu-blue);
    font-weight: 600;
}

.bmu-nav__btn svg { flex-shrink: 0; opacity: 0.7; }
.bmu-nav__btn--active svg { opacity: 1; }

/* ==========================================================================
   PANEL: Main (center, spans both rows)
   ========================================================================== */
.bmu-panel--main {
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Indented nav buttons */
.bmu-nav__btn--indent {
    padding-left: 30px;
}

/* Device submenu in nav */
.bmu-device-submenu {
    position: absolute;
    top: 0;
    left: 100%;
    z-index: 100;
    margin-left: 4px;
    background: var(--bmu-white);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    padding: 8px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    width: 460px;
    max-height: none;
    overflow-y: visible;
}

/* Anchor the dropdown relative to the sidebar panel */
.bmu-panel--sidebar {
    position: relative;
}

.bmu-device-submenu::-webkit-scrollbar { width: 4px; }
.bmu-device-submenu::-webkit-scrollbar-track { background: transparent; }
.bmu-device-submenu::-webkit-scrollbar-thumb { background: var(--bmu-gray-300); border-radius: 4px; }

.bmu-submenu__btn {
    display: block;
    width: 100%;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: transparent;
    font-family: var(--bmu-font-body);
    font-size: 13px;
    font-weight: 500;
    color: var(--bmu-gray-700);
    cursor: pointer;
    transition: all var(--bmu-transition);
    text-align: left;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bmu-submenu__btn:hover {
    background: var(--bmu-blue-05);
    color: var(--bmu-blue);
}

.bmu-submenu__btn--active {
    background: var(--bmu-blue-10);
    color: var(--bmu-blue);
    font-weight: 600;
}

.bmu-dashboard .bmu-narrative__headline {
    font-family: var(--bmu-font-heading);
    font-size: 2rem;
    font-weight: 500;
    line-height: 1.3;
    margin: 0 0 8px 0;
    padding: 0;
    letter-spacing: normal;
    text-transform: none;
    border: none;
    background-image: none;
    -webkit-text-fill-color: #000000;
    color: #000000;
}

.bmu-narrative__text {
    font-size: 14px;
    color: var(--bmu-gray-600);
    line-height: 1.7;
    max-width: 680px;
}

.bmu-narrative__text a {
    color: var(--bmu-blue);
    text-decoration: none;
    font-weight: 500;
}

.bmu-narrative__text a:hover { text-decoration: underline; }

/* Subtitle (e.g., "By radio") */
.bmu-dashboard .bmu-narrative__subtitle,
.bmu-dashboard .bmu-panel .bmu-narrative__subtitle {
    font-family: var(--bmu-font-heading);
    font-size: 18px;
    font-weight: 500;
    color: var(--bmu-gray-600);
    margin: -12px 0 0 0;
    padding: 0;
    line-height: 1.3;
    letter-spacing: normal;
    text-transform: none;
    border: none;
    background: none;
    -webkit-text-fill-color: var(--bmu-gray-600);
}

/* Device Pills */
.bmu-device-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 16px;
}

.bmu-pill {
    padding: 5px 12px;
    border-radius: 20px;
    border: 1px solid var(--bmu-gray-300);
    background: var(--bmu-white);
    font-family: var(--bmu-font-body);
    font-size: 12px;
    font-weight: 500;
    color: var(--bmu-gray-600);
    cursor: pointer;
    transition: all var(--bmu-transition);
    white-space: nowrap;
}

.bmu-pill:hover {
    border-color: var(--bmu-blue);
    color: var(--bmu-blue);
    background: var(--bmu-blue-05);
}

.bmu-pill--active {
    background: var(--bmu-blue);
    color: var(--bmu-white);
    border-color: var(--bmu-blue);
}

.bmu-pill--active:hover {
    background: var(--bmu-blue-dark);
    color: var(--bmu-white);
}

/* ==========================================================================
   PANEL: Key Data (right, full height)
   ========================================================================== */
.bmu-panel--keydata {
    padding: 28px 20px;
    display: flex;
    flex-direction: column;
}

.bmu-key-data__cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bmu-key-card {
    background: var(--bmu-white);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 10px;
    padding: 18px 16px;
    transition: all var(--bmu-transition);
}

.bmu-key-card:hover {
    border-color: var(--bmu-blue-mid);
    box-shadow: var(--bmu-shadow-sm);
}

.bmu-key-card__value {
    font-family: var(--bmu-font-heading);
    font-size: 40px;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 6px;
    background-image: linear-gradient(131deg, rgb(6, 147, 227) 0%, rgb(122, 200, 252) 50%, rgb(0, 211, 188) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bmu-key-card__label {
    font-size: 13px;
    color: var(--bmu-gray-500);
    line-height: 1.5;
}

.bmu-stat-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.bmu-stat-toggle__label {
    font-size: 12px;
    font-weight: 600;
    color: var(--bmu-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.bmu-stat-toggle__btn {
    padding: 4px 12px;
    border: 1px solid var(--bmu-gray-300);
    border-radius: 20px;
    background: var(--bmu-white);
    font-family: var(--bmu-font-body);
    font-size: 12px;
    font-weight: 600;
    color: var(--bmu-gray-500);
    cursor: pointer;
    transition: all var(--bmu-transition);
    white-space: nowrap;
    min-width: 44px;
    text-align: center;
}

.bmu-stat-toggle__btn:hover { border-color: var(--bmu-blue); color: var(--bmu-blue); }

.bmu-stat-toggle__btn--active {
    background: var(--bmu-blue);
    color: var(--bmu-white);
    border-color: var(--bmu-blue);
}

/* Related content text (inside sidebar) */

.bmu-related__text {
    font-size: 13px;
    color: var(--bmu-gray-500);
    line-height: 1.65;
    margin-bottom: 14px;
}

.bmu-dashboard .bmu-related__link,
.bmu-dashboard .bmu-panel .bmu-related__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #0082FC;
    -webkit-text-fill-color: #0082FC;
    text-decoration: none;
}

.bmu-dashboard .bmu-related__link:hover { color: #0060c0; -webkit-text-fill-color: #0060c0; }

/* ==========================================================================
   Device detail (inline in main panel, device view only)
   ========================================================================== */
.bmu-device-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px;
    background: var(--bmu-gray-50);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 10px;
}

.bmu-device-detail__desc {
    flex: 1 1 300px;
    font-size: 14px;
    color: var(--bmu-gray-600);
    line-height: 1.7;
}

.bmu-device-detail__stats {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.bmu-device-detail__stats .bmu-key-card {
    min-width: 150px;
    flex: 1;
}

.bmu-chart-wrapper {
    background: var(--bmu-white);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 10px;
    padding: 24px;
    box-shadow: var(--bmu-shadow-sm);
}

.bmu-chart-header {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

/* Download button (chart header + key card) */
.bmu-download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--bmu-gray-200);
    border-radius: 6px;
    background: var(--bmu-white);
    color: var(--bmu-gray-500);
    cursor: pointer;
    transition: all 0.15s;
    flex-shrink: 0;
}

.bmu-download-btn:hover {
    color: var(--bmu-blue);
    border-color: var(--bmu-blue);
    background: var(--bmu-blue-05);
}

/* Key card download button */
.bmu-key-card {
    position: relative;
}

.bmu-key-card__download {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: 1px solid var(--bmu-gray-200);
    border-radius: 5px;
    background: var(--bmu-white);
    color: var(--bmu-gray-400);
    cursor: pointer;
    transition: all 0.15s;
    opacity: 0;
}

.bmu-key-card:hover .bmu-key-card__download {
    opacity: 1;
}

.bmu-key-card__download:hover {
    color: var(--bmu-blue);
    border-color: var(--bmu-blue);
}

/* Source line */
.bmu-source-line {
    font-size: 12px;
    color: var(--bmu-gray-600);
    margin-top: 12px;
    font-style: italic;
}

.bmu-dashboard .bmu-chart-title,
.bmu-dashboard .bmu-panel .bmu-chart-title {
    font-family: var(--bmu-font-body);
    font-size: 20px;
    font-weight: 500;
    color: var(--bmu-gray-800);
    margin: 0 0 4px 0;
    padding: 0;
    line-height: 1.3;
    letter-spacing: normal;
    text-transform: none;
    border: none;
    background: none;
    -webkit-text-fill-color: var(--bmu-gray-800);
}

.bmu-chart-subtitle {
    font-size: 13px;
    color: var(--bmu-gray-500);
    margin-top: 3px;
    display: block;
}

.bmu-chart-container {
    position: relative;
    height: 340px;
    width: 100%;
}

.bmu-chart-container canvas {
    width: 100% !important;
    height: 100% !important;
}

.bmu-chart-footer {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--bmu-gray-100);
    flex-wrap: wrap;
}

.bmu-chart-footer__item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    color: var(--bmu-gray-600);
    font-weight: 500;
}

.bmu-chart-footer__swatch {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.bmu-chart-footer__cagr {
    font-size: 13px;
    color: var(--bmu-gray-500);
    margin-left: auto;
    font-weight: 600;
    background: var(--bmu-gray-100);
    padding: 4px 12px;
    border-radius: 20px;
}

.bmu-chart-footer__cagr span { color: var(--bmu-blue); }

/* Data Table */
.bmu-data-table-wrapper {
    background: var(--bmu-white);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 10px;
    padding: 20px 24px;
    box-shadow: var(--bmu-shadow-sm);
}

.bmu-data-table-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 14px;
    gap: 16px;
}

.bmu-data-table__title {
    font-family: var(--bmu-font-heading);
    font-size: 16px;
    font-weight: 600;
    color: var(--bmu-gray-900);
}

.bmu-data-table__desc {
    font-size: 13px;
    color: var(--bmu-gray-500);
    line-height: 1.6;
    margin-top: 4px;
    max-width: 520px;
}

.bmu-data-table__sort {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--bmu-gray-500);
}

.bmu-data-table__select {
    font-family: var(--bmu-font-body);
    font-size: 13px;
    padding: 5px 10px;
    border: 1px solid var(--bmu-gray-300);
    border-radius: 6px;
    background: var(--bmu-white);
    color: var(--bmu-gray-700);
    cursor: pointer;
}

.bmu-data-table__scroll { overflow-x: auto; }

.bmu-data-table__table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.bmu-data-table__table thead th {
    text-align: left;
    padding: 10px 12px;
    font-weight: 600;
    color: var(--bmu-gray-600);
    border-bottom: 2px solid var(--bmu-gray-200);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.bmu-data-table__table tbody tr {
    cursor: pointer;
    transition: background var(--bmu-transition);
}

.bmu-data-table__table tbody tr:hover { background: var(--bmu-blue-05); }
.bmu-data-table__table tbody tr.bmu-row--active { background: var(--bmu-blue-light); }

.bmu-data-table__table tbody td {
    padding: 9px 12px;
    border-bottom: 1px solid var(--bmu-gray-100);
    color: var(--bmu-gray-700);
}

.bmu-data-table__table .bmu-num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.bmu-data-table__table .bmu-device-name { font-weight: 500; color: var(--bmu-gray-800); }
.bmu-cagr-positive { color: #059669; font-weight: 600; }
.bmu-cagr-negative { color: #DC2626; font-weight: 600; }

.bmu-data-table__footnote {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--bmu-gray-100);
    font-size: 12px;
    color: var(--bmu-gray-500);
    font-style: italic;
    line-height: 1.6;
}

.bmu-data-table__footnote a { color: var(--bmu-blue); text-decoration: none; }

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes bmuFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.bmu-animate-in { animation: bmuFadeIn 0.35s ease forwards; }

/* Right-click download menu */
.bmu-context-menu {
    background: var(--bmu-white);
    border: 1px solid var(--bmu-gray-200);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
    padding: 4px;
    min-width: 180px;
}

.bmu-context-menu__btn {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: transparent;
    font-family: var(--bmu-font-body);
    font-size: 13px;
    font-weight: 500;
    color: var(--bmu-gray-700);
    cursor: pointer;
    transition: background 0.15s;
}

.bmu-context-menu__btn:hover {
    background: var(--bmu-blue-05);
    color: var(--bmu-blue);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1200px) {
    .bmu-layout { grid-template-columns: 220px 1fr 240px; }
}

@media (max-width: 1024px) {
    .bmu-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        min-height: auto;
    }

    .bmu-panel--sidebar,
    .bmu-panel--main,
    .bmu-panel--keydata {
        grid-column: 1 !important;
        grid-row: auto;
        border-radius: var(--bmu-radius) !important;
    }

    .bmu-panel--sidebar   { order: 1; }
    .bmu-panel--main      { order: 2; }
    .bmu-panel--keydata   { order: 3; }

    .bmu-panel--sidebar {
        padding: 16px 20px;
        overflow: visible;
    }

    /* Hide nav label on tablet - buttons are self-explanatory */
    .bmu-nav-title { display: none; }

    /* Horizontal nav bar */
    .bmu-sidebar__nav {
        flex: none;
    }

    .bmu-dashboard .bmu-section-title.bmu-section-title {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .bmu-nav__buttons {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 6px;
    }

    .bmu-nav__btn {
        flex: none;
        width: auto;
        padding: 8px 14px;
        font-size: 13px;
        justify-content: center;
        white-space: nowrap;
    }

    .bmu-nav__btn--indent { padding-left: 14px; }

    /* Mega menu: position below nav, full width overlay */
    .bmu-device-submenu {
        position: fixed;
        top: auto;
        left: 16px;
        right: 16px;
        width: auto;
        max-width: none;
        max-height: 70vh;
        overflow-y: auto;
        grid-template-columns: 1fr 1fr;
        margin-left: 0;
        z-index: 200;
    }

    /* Key data cards: horizontal row */
    .bmu-key-data__cards {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .bmu-key-card { flex: 1; min-width: 160px; }

    /* Chart */
    .bmu-chart-container { height: 300px; }

    /* Stat toggle inline */
    .bmu-stat-toggle { justify-content: flex-start; }

    /* Source line */
    .bmu-source-line { font-size: 11px; }
}

@media (max-width: 640px) {
    .bmu-panel--main { padding: 20px 16px; }
    .bmu-panel--sidebar { padding: 12px 16px; }
    .bmu-panel--keydata { padding: 20px 16px; }

    .bmu-dashboard .bmu-narrative__headline {
        font-size: 1.4rem;
    }

    .bmu-chart-container { height: 240px; }
    .bmu-chart-wrapper { padding: 14px; }

    /* Stack nav buttons vertically on small screens */
    .bmu-nav__buttons {
        flex-direction: column;
        gap: 4px;
    }

    .bmu-nav__btn {
        width: 100%;
        justify-content: flex-start;
    }

    /* Key data cards: stack */
    .bmu-key-data__cards { flex-direction: column; }
    .bmu-key-card { min-width: auto; }

    /* Key card values smaller */
    .bmu-key-card__value { font-size: 32px; }

    /* Mega menu: single column on phone */
    .bmu-device-submenu {
        grid-template-columns: 1fr;
        left: 8px;
        right: 8px;
    }

    /* Chart header: stack title and download */
    .bmu-chart-header {
        flex-wrap: wrap;
    }

    .bmu-dashboard .bmu-chart-title,
    .bmu-dashboard .bmu-panel .bmu-chart-title {
        font-size: 16px;
    }

    /* Table: smaller text */
    .bmu-data-table__table { font-size: 12px; }
    .bmu-data-table__table th,
    .bmu-data-table__table td { padding: 8px 10px; }

    /* Narrative text */
    .bmu-narrative__text { font-size: 13px; }

    /* Chart footer legend: wrap */
    .bmu-chart-footer { font-size: 11px; gap: 10px; }

    /* Download button smaller */
    .bmu-download-btn { width: 28px; height: 28px; }
}