/* ============================================================
   BD-Dashboard.css  |  Dynamic Dashboard & Admin Platform
   Base: Bootstrap 5 extensions + custom design system
   ============================================================ */

/* ── 1. CSS CUSTOM PROPERTIES ─────────────────────────────── */
:root {
    /* Brand Palette */
    --bd-primary:           #2563eb;
    --bd-primary-dark:      #1d4ed8;
    --bd-primary-light:     #dbeafe;
    --bd-primary-muted:     #eff6ff;

    --bd-secondary:         #7c3aed;
    --bd-secondary-light:   #ede9fe;

    --bd-accent:            #0891b2;
    --bd-accent-light:      #cffafe;

    /* Neutrals */
    --bd-gray-50:           #f8fafc;
    --bd-gray-100:          #f1f5f9;
    --bd-gray-200:          #e2e8f0;
    --bd-gray-300:          #cbd5e1;
    --bd-gray-400:          #94a3b8;
    --bd-gray-500:          #64748b;
    --bd-gray-600:          #475569;
    --bd-gray-700:          #334155;
    --bd-gray-800:          #1e293b;
    --bd-gray-900:          #0f172a;

    /* Semantic Colors */
    --bd-success:           #059669;
    --bd-success-light:     #d1fae5;
    --bd-success-dark:      #065f46;

    --bd-warning:           #d97706;
    --bd-warning-light:     #fef3c7;
    --bd-warning-dark:      #92400e;

    --bd-danger:            #dc2626;
    --bd-danger-light:      #fee2e2;
    --bd-danger-dark:       #991b1b;

    --bd-info:              #0284c7;
    --bd-info-light:        #e0f2fe;
    --bd-info-dark:         #075985;

    /* Layout */
    --bd-sidebar-width:     260px;
    --bd-sidebar-collapsed: 72px;
    --bd-topbar-height:     60px;
    --bd-content-gap:       24px;
    --bd-card-radius:       12px;
    --bd-btn-radius:        8px;
    --bd-input-radius:      8px;
    --bd-badge-radius:      6px;
    --bd-pill-radius:       100px;

    /* Surfaces */
    --bd-bg:                #f1f5f9;
    --bd-surface:           #ffffff;
    --bd-surface-2:         #f8fafc;
    --bd-border:            #e2e8f0;
    --bd-border-strong:     #cbd5e1;

    /* Typography */
    --bd-font-sans:        'DM Sans', 'Segoe UI', system-ui, sans-serif;
    --bd-font-mono:        'JetBrains Mono', 'Fira Code', monospace;
    --bd-font-display:     'Plus Jakarta Sans', 'DM Sans', sans-serif;

    /* Font Sizes */
    --bd-text-xs:          11px;
    --bd-text-sm:          13px;
    --bd-text-base:        14px;
    --bd-text-md:          15px;
    --bd-text-lg:          16px;
    --bd-text-xl:          18px;
    --bd-text-2xl:         22px;
    --bd-text-3xl:         28px;
    --bd-text-4xl:         36px;

    /* Shadows */
    --bd-shadow-xs:        0 1px 2px rgba(15,23,42,0.06);
    --bd-shadow-sm:        0 1px 3px rgba(15,23,42,0.08), 0 1px 2px rgba(15,23,42,0.06);
    --bd-shadow-md:        0 4px 6px -1px rgba(15,23,42,0.08), 0 2px 4px -1px rgba(15,23,42,0.06);
    --bd-shadow-lg:        0 10px 15px -3px rgba(15,23,42,0.08), 0 4px 6px -2px rgba(15,23,42,0.04);
    --bd-shadow-xl:        0 20px 25px -5px rgba(15,23,42,0.10), 0 10px 10px -5px rgba(15,23,42,0.04);
    --bd-shadow-focus:     0 0 0 3px rgba(37,99,235,0.20);
    --bd-shadow-focus-danger: 0 0 0 3px rgba(220,38,38,0.20);

    /* Transitions */
    --bd-transition:       all 0.18s cubic-bezier(0.4, 0, 0.2, 1);
    --bd-transition-fast:  all 0.10s cubic-bezier(0.4, 0, 0.2, 1);
    --bd-transition-slow:  all 0.30s cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-index layers */
    --bd-z-sidebar:        100;
    --bd-z-topbar:         200;
    --bd-z-dropdown:       300;
    --bd-z-modal:          400;
    --bd-z-toast:          500;
    --bd-z-tooltip:        600;
}

/* Dark theme */
[data-bd-theme="dark"] {
    --bd-bg:               #0f172a;
    --bd-surface:          #1e293b;
    --bd-surface-2:        #334155;
    --bd-border:           #334155;
    --bd-border-strong:    #475569;
    --bd-gray-50:          #1e293b;
    --bd-gray-100:         #334155;
    --bd-gray-200:         #475569;
    --bd-gray-700:         #e2e8f0;
    --bd-gray-800:         #f1f5f9;
    --bd-gray-900:         #f8fafc;
    --bd-primary-muted:    #1e3a6e;
    --bd-primary-light:    #1e40af;
    --bd-shadow-sm:        0 1px 3px rgba(0,0,0,0.3);
    --bd-shadow-md:        0 4px 6px -1px rgba(0,0,0,0.3);
    --bd-shadow-lg:        0 10px 15px -3px rgba(0,0,0,0.4);
}


/* ── 2. RESET & BASE ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { font-size: 16px; scroll-behavior: smooth; }

body.bd-body {
    font-family: var(--bd-font-sans);
    font-size: var(--bd-text-base);
    line-height: 1.6;
    color: var(--bd-gray-800);
    background: var(--bd-bg);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--bd-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; }


/* ── 3. LAYOUT SHELL ──────────────────────────────────────── */
.bd-wrapper {
    display: flex;
    min-height: 100vh;
}

.bd-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    margin-left: var(--bd-sidebar-width);
    transition: margin-left var(--bd-transition-slow);
}

.bd-main--full { margin-left: 0; }

.bd-sidebar--collapsed ~ .bd-main,
.bd-wrapper.sidebar-collapsed .bd-main {
    margin-left: var(--bd-sidebar-collapsed);
}

.bd-content {
    flex: 1;
    padding: var(--bd-content-gap);
    margin-top: var(--bd-topbar-height);
}

.bd-content--wide { max-width: 100%; }
.bd-content--boxed { max-width: 1400px; margin-inline: auto; }


/* ── 4. SIDEBAR ───────────────────────────────────────────── */
.bd-sidebar {
    width: var(--bd-sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--bd-z-sidebar);
    background: var(--bd-surface);
    border-right: 1px solid var(--bd-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: width var(--bd-transition-slow);
    box-shadow: var(--bd-shadow-sm);
}

.bd-sidebar--collapsed {
    width: var(--bd-sidebar-collapsed);
}

/* Sidebar Brand */
.bd-sidebar__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    height: var(--bd-topbar-height);
    border-bottom: 1px solid var(--bd-border);
    flex-shrink: 0;
    overflow: hidden;
}

.bd-sidebar__logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--bd-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
    font-family: var(--bd-font-display);
}

.bd-sidebar__brand-name {
    font-size: var(--bd-text-md);
    font-weight: 600;
    color: var(--bd-gray-900);
    white-space: nowrap;
    font-family: var(--bd-font-display);
    letter-spacing: -0.02em;
}

/* Sidebar Nav */
.bd-sidebar__nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 12px 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--bd-gray-200) transparent;
}

.bd-nav-section {
    margin-bottom: 4px;
}

.bd-nav-section__label {
    font-size: var(--bd-text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--bd-gray-400);
    padding: 12px 12px 4px;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity var(--bd-transition-slow);
}

.bd-sidebar--collapsed .bd-nav-section__label {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
}

.bd-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 8px;
    color: var(--bd-gray-600);
    font-size: var(--bd-text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--bd-transition);
    white-space: nowrap;
    overflow: hidden;
    position: relative;
    user-select: none;
}

.bd-nav-item:hover {
    background: #334155;
    color: #1e293b;
    text-decoration: none;
}

.bd-nav-item.active {
    background: var(--bd-primary-muted);
    color: var(--bd-primary);
    font-weight: 600;
}

.bd-nav-item.active .bd-nav-item__icon {
    color: var(--bd-primary);
}

.bd-nav-item__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bd-nav-item__text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity var(--bd-transition-slow);
}

.bd-sidebar--collapsed .bd-nav-item__text { opacity: 0; width: 0; }

.bd-nav-item__badge {
    flex-shrink: 0;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: var(--bd-pill-radius);
    background: var(--bd-danger);
    color: #fff;
    transition: opacity var(--bd-transition-slow);
}

.bd-sidebar--collapsed .bd-nav-item__badge { opacity: 0; }

/* Sub-items */
.bd-nav-sub {
    padding-left: 30px;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.25s ease;
}
.bd-nav-sub.open { max-height: 300px; }

.bd-nav-sub .bd-nav-item {
    font-size: var(--bd-text-xs);
    padding: 6px 12px;
    color: var(--bd-gray-500);
}

/* Sidebar Footer */
.bd-sidebar__footer {
    border-top: 1px solid var(--bd-border);
    padding: 12px 8px;
    flex-shrink: 0;
}

.bd-sidebar__user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--bd-transition);
    overflow: hidden;
}

.bd-sidebar__user:hover { background: var(--bd-gray-100); }

.bd-sidebar__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bd-secondary-light);
    color: var(--bd-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.bd-sidebar__user-info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.bd-sidebar__user-name {
    font-size: var(--bd-text-sm);
    font-weight: 600;
    color: var(--bd-gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bd-sidebar__user-role {
    font-size: var(--bd-text-xs);
    color: var(--bd-gray-400);
    white-space: nowrap;
}

.bd-sidebar--collapsed .bd-sidebar__user-info { display: none; }


/* ── 5. TOPBAR ────────────────────────────────────────────── */
.bd-topbar {
    height: var(--bd-topbar-height);
    background: var(--bd-surface);
    border-bottom: 1px solid var(--bd-border);
    display: flex;
    align-items: center;
    padding: 0 var(--bd-content-gap);
    gap: 12px;
    position: fixed;
    top: 0;
    right: 0;
    left: var(--bd-sidebar-width);
    z-index: var(--bd-z-topbar);
    transition: left var(--bd-transition-slow);
    box-shadow: var(--bd-shadow-xs);
}

.bd-wrapper.sidebar-collapsed .bd-topbar { left: var(--bd-sidebar-collapsed); }

.bd-topbar__toggle {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid var(--bd-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--bd-gray-500);
    transition: var(--bd-transition);
    flex-shrink: 0;
}

.bd-topbar__toggle:hover { background: #F1F5F9FF; color: #1E293BFF; }

.bd-breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-400);
    flex: 1;
    min-width: 0;
}

.bd-breadcrumb__item { white-space: nowrap; }
.bd-breadcrumb__item--current { color: var(--bd-gray-700); font-weight: 500; }
.bd-breadcrumb__sep { color: var(--bd-gray-300); }

.bd-topbar__search {
    display: flex;
    align-items: center;
    gap: 10px;
    width: calc(100% - 24px);
    min-height: 42px;
    margin: 18px 12px 14px;
    padding: 0 14px;

    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 10px;

    color: #ffffff;
    flex-shrink: 0;
    cursor: pointer;

    transition:
        background 0.2s ease,
        border-color 0.2s ease,
        transform 0.2s ease;
}

.bd-topbar__search:hover {
    background: rgba(255, 255, 255, 0.17);
    border-color: rgba(255, 255, 255, 0.28);
    transform: translateY(-1px);
}

.bd-topbar__search #search_bar {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 14px;
    font-weight: 500;
}

.bd-topbar__search_small {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #666666;
    border-radius: var(--bd-input-radius);
    margin: 12px 12px 12px 12px;
    padding: 0 8px;
    height: auto;
    width: 40px;
    flex-shrink: 0;
    transition: var(--bd-transition);
}

.bd-topbar__search .bd-topbar__search_small:focus-within {
    background: var(--bd-surface);
    border-color: var(--bd-primary);
    box-shadow: var(--bd-shadow-focus);
}

.bd-topbar__search .bd-topbar__search_small input {
    border: none;
    background: transparent;
    outline: none;
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-700);
    width: 100%;
    font-family: var(--bd-font-sans);
}

.bd-topbar__search .bd-topbar__search_small input::placeholder { color: var(--bd-gray-400); }

.bd-topbar__actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.bd-topbar__btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid transparent;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bd-gray-500);
    cursor: pointer;
    transition: var(--bd-transition);
    position: relative;
}

.bd-topbar__btn:hover { background: var(--bd-gray-100); color: var(--bd-gray-700); }

.bd-topbar__btn .bd-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 7px;
    height: 7px;
    background: var(--bd-danger);
    border-radius: 50%;
    border: 1.5px solid var(--bd-surface);
}

.bd-topbar__avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--bd-primary-light);
    color: var(--bd-primary-dark);
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid var(--bd-border);
    transition: var(--bd-transition);
    flex-shrink: 0;
}

.bd-topbar__avatar:hover { border-color: var(--bd-primary); }


/* ── 6. PAGE HEADER ───────────────────────────────────────── */
.bd-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.bd-page-header__title {
    font-size: var(--bd-text-2xl);
    font-weight: 700;
    color: var(--bd-gray-900);
    font-family: var(--bd-font-display);
    letter-spacing: -0.03em;
    margin: 0 0 4px;
    line-height: 1.2;
}

.bd-page-header__sub {
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-500);
    margin: 0;
}

.bd-page-header__actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}


/* ── 7. CARDS ─────────────────────────────────────────────── */
.bd-card {
    background: var(--bd-surface);
    border-radius: var(--bd-card-radius);
    border: 1px solid var(--bd-border);
    box-shadow: var(--bd-shadow-sm);
    overflow: hidden;
}

.bd-card--hover { transition: var(--bd-transition); }
.bd-card--hover:hover { box-shadow: var(--bd-shadow-md); transform: translateY(-1px); }

.bd-card--flat { box-shadow: none; }
.bd-card--raised { box-shadow: var(--bd-shadow-lg); }

.bd-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--bd-border);
    gap: 12px;
}

.bd-card__title {
    font-size: var(--bd-text-md);
    font-weight: 600;
    color: var(--bd-gray-800);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.bd-card__subtitle {
    font-size: var(--bd-text-xs);
    color: var(--bd-gray-400);
    margin: 0;
}

.bd-card__actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.bd-card__body { padding: 20px; }
.bd-card__body--sm { padding: 12px 16px; }
.bd-card__body--lg { padding: 28px; }
.bd-card__body--flush { padding: 0; }

.bd-card__footer {
    padding: 12px 20px;
    border-top: 1px solid var(--bd-border);
    background: var(--bd-surface-2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}


/* ── 8. STAT / KPI CARDS ──────────────────────────────────── */
.bd-stat {
    background: var(--bd-surface);
    border: 1px solid var(--bd-border);
    border-radius: var(--bd-card-radius);
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    box-shadow: var(--bd-shadow-sm);
    transition: var(--bd-transition);
}

.bd-stat:hover { box-shadow: var(--bd-shadow-md); }

.bd-stat__icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.bd-stat__icon-wrap--primary  { background: var(--bd-primary-muted);    color: var(--bd-primary); }
.bd-stat__icon-wrap--success  { background: var(--bd-success-light);    color: var(--bd-success); }
.bd-stat__icon-wrap--warning  { background: var(--bd-warning-light);    color: var(--bd-warning); }
.bd-stat__icon-wrap--danger   { background: var(--bd-danger-light);     color: var(--bd-danger); }
.bd-stat__icon-wrap--info     { background: var(--bd-info-light);       color: var(--bd-info); }
.bd-stat__icon-wrap--secondary { background: var(--bd-secondary-light); color: var(--bd-secondary); }

.bd-stat__body { flex: 1; min-width: 0; }

.bd-stat__label {
    font-size: var(--bd-text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--bd-gray-400);
    margin: 0 0 4px;
}

.bd-stat__value {
    font-size: var(--bd-text-3xl);
    font-weight: 700;
    color: var(--bd-gray-900);
    line-height: 1.1;
    font-family: var(--bd-font-display);
    letter-spacing: -0.03em;
    margin: 0 0 8px;
}

.bd-stat__delta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--bd-text-xs);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--bd-pill-radius);
}

.bd-stat__delta--up   { background: var(--bd-success-light); color: var(--bd-success-dark); }
.bd-stat__delta--down { background: var(--bd-danger-light);  color: var(--bd-danger-dark); }
.bd-stat__delta--flat { background: var(--bd-gray-100);      color: var(--bd-gray-500); }

.bd-stat__meta {
    font-size: var(--bd-text-xs);
    color: var(--bd-gray-400);
    margin-top: 6px;
}

/* Compact stat variant */
.bd-stat--compact {
    flex-direction: column;
    gap: 8px;
}

.bd-stat--compact .bd-stat__value { font-size: var(--bd-text-2xl); }


/* ── 9. BUTTONS ───────────────────────────────────────────── */
.bd-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: var(--bd-btn-radius);
    font-size: var(--bd-text-sm);
    font-weight: 500;
    font-family: var(--bd-font-sans);
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--bd-transition);
    white-space: nowrap;
    user-select: none;
    line-height: 1.4;
    text-decoration: none;
}

.bd-btn:focus-visible { outline: none; box-shadow: var(--bd-shadow-focus); }

.bd-btn:active { transform: scale(0.97); }

.bd-btn:disabled,
.bd-btn.disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}

/* Sizes */
.bd-btn--xs { padding: 3px 10px;  font-size: var(--bd-text-xs); border-radius: 6px; }
.bd-btn--sm { padding: 5px 12px;  font-size: var(--bd-text-xs); }
.bd-btn--lg { padding: 10px 22px; font-size: var(--bd-text-md); }
.bd-btn--xl { padding: 13px 28px; font-size: var(--bd-text-lg); }
.bd-btn--block { width: 100%; }

/* Icon-only */
.bd-btn--icon { padding: 7px; width: 36px; height: 36px; }
.bd-btn--icon.bd-btn--sm { padding: 5px; width: 30px; height: 30px; }
.bd-btn--icon.bd-btn--lg { padding: 9px; width: 42px; height: 42px; }

/* Variants */
.bd-btn--primary {
    background: var(--bd-primary);
    border-color: var(--bd-primary);
    color: #fff;
}
.bd-btn--primary:hover { background: var(--bd-primary-dark); border-color: var(--bd-primary-dark); color: #fff; text-decoration: none; }

.bd-btn--secondary {
    background: var(--bd-surface);
    border-color: var(--bd-border-strong);
    color: var(--bd-gray-700);
}
.bd-btn--secondary:hover { background: var(--bd-gray-100); color: var(--bd-gray-900); text-decoration: none; }

.bd-btn--ghost {
    background: transparent;
    border-color: transparent;
    color: var(--bd-gray-600);
}
.bd-btn--ghost:hover { background: var(--bd-gray-100); color: var(--bd-gray-800); text-decoration: none; }

.bd-btn--danger {
    background: var(--bd-danger);
    border-color: var(--bd-danger);
    color: #fff;
}
.bd-btn--danger:hover { background: var(--bd-danger-dark); border-color: var(--bd-danger-dark); color: #fff; text-decoration: none; }

.bd-btn--danger-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--bd-danger);
}
.bd-btn--danger-ghost:hover { background: var(--bd-danger-light); text-decoration: none; }

.bd-btn--success {
    background: var(--bd-success);
    border-color: var(--bd-success);
    color: #fff;
}
.bd-btn--success:hover { background: var(--bd-success-dark); color: #fff; text-decoration: none; }

.bd-btn--outline-primary {
    background: transparent;
    border-color: var(--bd-primary);
    color: var(--bd-primary);
}
.bd-btn--outline-primary:hover { background: var(--bd-primary-muted); text-decoration: none; }

/* Loading spinner */
.bd-btn.loading::before {
    content: '';
    display: inline-block;
    width: 13px;
    height: 13px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: bd-spin 0.6s linear infinite;
}


/* ── 10. BADGES & PILLS ───────────────────────────────────── */
.bd-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: var(--bd-badge-radius);
    font-size: var(--bd-text-xs);
    font-weight: 600;
    white-space: nowrap;
    line-height: 1.5;
}

.bd-badge--pill { border-radius: var(--bd-pill-radius); }

.bd-badge--primary   { background: var(--bd-primary-muted);    color: var(--bd-primary-dark); }
.bd-badge--secondary { background: var(--bd-secondary-light);  color: var(--bd-secondary); }
.bd-badge--success   { background: var(--bd-success-light);    color: var(--bd-success-dark); }
.bd-badge--warning   { background: var(--bd-warning-light);    color: var(--bd-warning-dark); }
.bd-badge--danger    { background: var(--bd-danger-light);     color: var(--bd-danger-dark); }
.bd-badge--info      { background: var(--bd-info-light);       color: var(--bd-info-dark); }
.bd-badge--neutral   { background: var(--bd-gray-100);         color: var(--bd-gray-600); }

.bd-badge--dot::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.bd-badge--outline { background: transparent; border: 1px solid currentColor; }

/* Status dot standalone */
.bd-status {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}
.bd-status--online  { background: var(--bd-success); box-shadow: 0 0 0 2px var(--bd-success-light); }
.bd-status--away    { background: var(--bd-warning); box-shadow: 0 0 0 2px var(--bd-warning-light); }
.bd-status--offline { background: var(--bd-gray-300); }
.bd-status--busy    { background: var(--bd-danger); box-shadow: 0 0 0 2px var(--bd-danger-light); }


/* ── 11. FORMS ────────────────────────────────────────────── */
.bd-form-group { margin-bottom: 16px; }

.bd-label {
    display: block;
    font-size: var(--bd-text-sm);
    font-weight: 500;
    color: var(--bd-gray-700);
    margin-bottom: 6px;
}

.bd-label--required::after {
    content: ' *';
    color: var(--bd-danger);
}

.bd-input,
.bd-select,
.bd-textarea {
    display: block;
    width: 100%;
    padding: 8px 12px;
    font-size: var(--bd-text-sm);
    font-family: var(--bd-font-sans);
    color: var(--bd-gray-800);
    background: var(--bd-surface);
    border: 1px solid var(--bd-border-strong);
    border-radius: var(--bd-input-radius);
    transition: var(--bd-transition);
    line-height: 1.5;
    appearance: none;
    -webkit-appearance: none;
}

.bd-input:hover,
.bd-select:hover,
.bd-textarea:hover {
    border-color: var(--bd-gray-400);
}

.bd-input:focus,
.bd-select:focus,
.bd-textarea:focus {
    outline: none;
    border-color: var(--bd-primary);
    box-shadow: var(--bd-shadow-focus);
}

.bd-input::placeholder,
.bd-textarea::placeholder { color: var(--bd-gray-300); }

.bd-input--sm { padding: 5px 10px; font-size: var(--bd-text-xs); }
.bd-input--lg { padding: 10px 14px; font-size: var(--bd-text-md); }

.bd-input--error { border-color: var(--bd-danger); }
.bd-input--error:focus { box-shadow: var(--bd-shadow-focus-danger); }

.bd-input--success { border-color: var(--bd-success); }

.bd-select {
    cursor: pointer;
    padding-right: 36px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='4 6 8 10 12 6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
}

.bd-textarea { resize: vertical; min-height: 80px; }

.bd-form-hint {
    font-size: var(--bd-text-xs);
    color: var(--bd-gray-400);
    margin-top: 4px;
}

.bd-form-error {
    font-size: var(--bd-text-xs);
    color: var(--bd-danger);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Input with addon */
.bd-input-group {
    display: flex;
    align-items: stretch;
}

.bd-input-group .bd-input {
    border-radius: 0;
    flex: 1;
}

.bd-input-group .bd-input:first-child { border-radius: var(--bd-input-radius) 0 0 var(--bd-input-radius); }
.bd-input-group .bd-input:last-child  { border-radius: 0 var(--bd-input-radius) var(--bd-input-radius) 0; }

.bd-input-addon {
    display: flex;
    align-items: center;
    padding: 0 12px;
    background: var(--bd-gray-100);
    border: 1px solid var(--bd-border-strong);
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-500);
    white-space: nowrap;
}

.bd-input-addon:first-child {
    border-right: none;
    border-radius: var(--bd-input-radius) 0 0 var(--bd-input-radius);
}

.bd-input-addon:last-child {
    border-left: none;
    border-radius: 0 var(--bd-input-radius) var(--bd-input-radius) 0;
}

/* Input with icon */
.bd-input-wrap {
    position: relative;
}

.bd-input-wrap .bd-input {
    padding-left: 36px;
}

.bd-input-wrap .bd-input-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--bd-gray-400);
    font-size: 16px;
    pointer-events: none;
}

.bd-input-wrap--right .bd-input { padding-left: 12px; padding-right: 36px; }
.bd-input-wrap--right .bd-input-icon { left: auto; right: 10px; }

/* Checkbox & Radio */
.bd-check {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.bd-check__input {
    width: 16px;
    height: 16px;
    border: 1.5px solid var(--bd-border-strong);
    border-radius: 4px;
    background: var(--bd-surface);
    flex-shrink: 0;
    margin-top: 1px;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    transition: var(--bd-transition);
    position: relative;
}

.bd-check__input:checked {
    background: var(--bd-primary);
    border-color: var(--bd-primary);
}

.bd-check__input:checked::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round' d='M3 8l4 4 6-6'/%3E%3C/svg%3E") center/contain no-repeat;
}

.bd-check__input[type="radio"] { border-radius: 50%; }
.bd-check__input[type="radio"]:checked::after {
    background: none;
    border-radius: 50%;
    background: #fff;
    width: 6px;
    height: 6px;
    margin: auto;
    top: 3px;
    left: 3px;
    right: auto;
    bottom: auto;
}

.bd-check__label { font-size: var(--bd-text-sm); color: var(--bd-gray-700); line-height: 1.4; }

/* Toggle switch */
.bd-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.bd-toggle__track {
    position: relative;
    width: 38px;
    height: 22px;
    background: var(--bd-gray-200);
    border-radius: var(--bd-pill-radius);
    transition: var(--bd-transition);
}

.bd-toggle__track::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: var(--bd-transition);
    box-shadow: var(--bd-shadow-xs);
}

.bd-toggle input:checked + .bd-toggle__track { background: var(--bd-primary); }
.bd-toggle input:checked + .bd-toggle__track::after { left: 19px; }
.bd-toggle input { display: none; }

.bd-toggle__label { font-size: var(--bd-text-sm); color: var(--bd-gray-700); }

/* Range slider */
.bd-range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: var(--bd-gray-200);
    outline: none;
    cursor: pointer;
}

.bd-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bd-primary);
    border: 2px solid #fff;
    box-shadow: var(--bd-shadow-sm);
    cursor: pointer;
    transition: var(--bd-transition);
}

.bd-range::-webkit-slider-thumb:hover { transform: scale(1.15); }


/* ── 12. TABLES ───────────────────────────────────────────── */
.bd-table-wrap {
    overflow-x: auto;
    border-radius: var(--bd-card-radius);
    border: 1px solid var(--bd-border);
    box-shadow: var(--bd-shadow-sm);
}

.bd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--bd-text-sm);
    background: var(--bd-surface);
}

.bd-table thead { background: var(--bd-surface-2); }

.bd-table th {
    text-align: left;
    font-size: var(--bd-text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--bd-gray-400);
    padding: 12px 16px;
    border-bottom: 1px solid var(--bd-border);
    white-space: nowrap;
}

.bd-table th.sortable { cursor: pointer; user-select: none; }
.bd-table th.sortable:hover { color: var(--bd-gray-700); }
.bd-table th .sort-icon { margin-left: 4px; opacity: 0.4; font-size: 12px; }
.bd-table th.sort-asc .sort-icon,
.bd-table th.sort-desc .sort-icon { opacity: 1; color: var(--bd-primary); }

.bd-table td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--bd-border);
    color: var(--bd-gray-700);
    vertical-align: middle;
}

.bd-table tbody tr:last-child td { border-bottom: none; }

.bd-table--striped tbody tr:nth-child(even) { background: var(--bd-gray-50); }

.bd-table--hover tbody tr {
    transition: background var(--bd-transition-fast);
}
.bd-table--hover tbody tr:hover { background: var(--bd-primary-muted); }

.bd-table--sm th,
.bd-table--sm td { padding: 8px 12px; }

.bd-table--bordered td,
.bd-table--bordered th { border: 1px solid var(--bd-border); }

.bd-table--fixed { table-layout: fixed; }

.bd-table .bd-cell-muted { color: var(--bd-gray-400); font-size: var(--bd-text-xs); }
.bd-table .bd-cell-primary { color: var(--bd-primary); font-weight: 500; }

/* Table user cell */
.bd-table-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bd-table-user__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bd-primary-light);
    color: var(--bd-primary-dark);
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.bd-table-user__name { font-weight: 500; color: var(--bd-gray-800); }
.bd-table-user__email { font-size: var(--bd-text-xs); color: var(--bd-gray-400); }

/* Table actions */
.bd-table-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0;
    transition: opacity var(--bd-transition-fast);
}
.bd-table--hover tbody tr:hover .bd-table-actions { opacity: 1; }


/* ── 13. CHARTS / DATA VISUALIZATION AREA ─────────────────── */
.bd-chart-wrap {
    position: relative;
    width: 100%;
}

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

.bd-chart-legend {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.bd-chart-legend__item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--bd-text-xs);
    color: var(--bd-gray-500);
}

.bd-chart-legend__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Sparkline / mini chart */
.bd-sparkline {
    height: 40px;
    width: 100%;
}

/* Progress bars */
.bd-progress {
    height: 6px;
    background: var(--bd-gray-100);
    border-radius: var(--bd-pill-radius);
    overflow: hidden;
}

.bd-progress--sm { height: 4px; }
.bd-progress--lg { height: 10px; }
.bd-progress--xl { height: 16px; }

.bd-progress__bar {
    height: 100%;
    border-radius: var(--bd-pill-radius);
    background: var(--bd-primary);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.bd-progress__bar--success  { background: var(--bd-success); }
.bd-progress__bar--warning  { background: var(--bd-warning); }
.bd-progress__bar--danger   { background: var(--bd-danger); }
.bd-progress__bar--info     { background: var(--bd-info); }
.bd-progress__bar--striped  {
    background-image: linear-gradient(45deg, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
    background-size: 1rem 1rem;
}

/* Donut / ring indicator */
.bd-ring {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.bd-ring__label {
    position: absolute;
    text-align: center;
    font-size: var(--bd-text-xs);
    font-weight: 600;
    color: var(--bd-gray-700);
    line-height: 1.2;
}


/* ── 14. ALERTS & NOTIFICATIONS ───────────────────────────── */
.bd-alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-size: var(--bd-text-sm);
    line-height: 1.5;
}

.bd-alert--primary  { background: var(--bd-primary-muted);  border-color: var(--bd-primary-light);  color: var(--bd-primary-dark); }
.bd-alert--success  { background: var(--bd-success-light);  border-color: #6ee7b7;  color: var(--bd-success-dark); }
.bd-alert--warning  { background: var(--bd-warning-light);  border-color: #fbbf24;  color: var(--bd-warning-dark); }
.bd-alert--danger   { background: var(--bd-danger-light);   border-color: #fca5a5;  color: var(--bd-danger-dark); }
.bd-alert--info     { background: var(--bd-info-light);     border-color: #7dd3fc;  color: var(--bd-info-dark); }
.bd-alert--neutral  { background: var(--bd-gray-100);       border-color: var(--bd-gray-200); color: var(--bd-gray-700); }

.bd-alert__icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.bd-alert__body { flex: 1; }
.bd-alert__title { font-weight: 600; margin: 0 0 2px; }
.bd-alert__msg { margin: 0; }

.bd-alert__dismiss {
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--bd-transition-fast);
    background: none;
    border: none;
    padding: 0;
    font-size: 16px;
    color: inherit;
    flex-shrink: 0;
}

.bd-alert__dismiss:hover { opacity: 1; }

/* Toast */
.bd-toast-container {
    position: fixed;
    z-index: var(--bd-z-toast);
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-width: 380px;
    width: 100%;
}

.bd-toast-container--top-right    { top: 16px; right: 16px; }
.bd-toast-container--top-left     { top: 16px; left: 16px; }
.bd-toast-container--bottom-right { bottom: 16px; right: 16px; }
.bd-toast-container--bottom-left  { bottom: 16px; left: 16px; }

.bd-toast {
    background: var(--bd-surface);
    border: 1px solid var(--bd-border);
    border-radius: 10px;
    padding: 12px 16px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    box-shadow: var(--bd-shadow-xl);
    animation: bd-toast-in 0.25s ease forwards;
}

.bd-toast--success { border-left: 3px solid var(--bd-success); }
.bd-toast--warning { border-left: 3px solid var(--bd-warning); }
.bd-toast--danger  { border-left: 3px solid var(--bd-danger); }
.bd-toast--info    { border-left: 3px solid var(--bd-info); }


/* ── 15. MODALS ───────────────────────────────────────────── */
.bd-modal-backdrop {
    display: none; /* Hidden by default */
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: var(--bd-z-modal);
    align-items: center;
    justify-content: center;
    padding: 16px;
    backdrop-filter: blur(2px);
    animation: bd-fade-in 0.15s ease;
    overflow: scroll;
}

.bd-modal {
    background: var(--bd-surface);
    border-radius: 14px;
    box-shadow: var(--bd-shadow-xl);
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: bd-modal-in 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bd-modal--sm  { max-width: 420px; }
.bd-modal--md  { max-width: 560px; }
.bd-modal--lg  { max-width: 760px; }
.bd-modal--xl  { max-width: 1000px; }
.bd-modal--full { max-width: 100%; margin: 0; border-radius: 0; }

.bd-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--bd-border);
    flex-shrink: 0;
}

.bd-modal__title {
    font-size: var(--bd-text-lg);
    font-weight: 600;
    color: var(--bd-gray-900);
    margin: 0;
    font-family: var(--bd-font-display);
}

.bd-modal__close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--bd-gray-400);
    transition: var(--bd-transition);
    font-size: 18px;
}

.bd-modal__close:hover { background: var(--bd-gray-100); color: var(--bd-gray-700); }

.bd-modal__body {
    padding: 20px 24px;
    overflow-y: auto;
    flex: 1;
}

.bd-modal__footer {
    padding: 16px 24px 20px;
    border-top: 1px solid var(--bd-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-shrink: 0;
}


/* ── 16. DROPDOWNS ────────────────────────────────────────── */
.bd-dropdown { position: relative; display: inline-block; }

.bd-dropdown__menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 180px;
    background: var(--bd-surface);
    border: 1px solid var(--bd-border);
    border-radius: 10px;
    box-shadow: var(--bd-shadow-lg);
    z-index: var(--bd-z-dropdown);
    padding: 4px;
    animation: bd-fade-in 0.12s ease;
}

.bd-dropdown__menu--right { left: auto; right: 0; }
.bd-dropdown__menu--up { top: auto; bottom: calc(100% + 6px); }

.bd-dropdown__item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 7px;
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-700);
    cursor: pointer;
    transition: var(--bd-transition-fast);
    user-select: none;
    white-space: nowrap;
}

.bd-dropdown__item:hover { background: var(--bd-gray-300); color: var(--bd-gray-900); }
.bd-dropdown__item--danger { color: var(--bd-danger); }
.bd-dropdown__item--danger:hover { background: var(--bd-danger-light); }

.bd-dropdown__divider {
    height: 1px;
    background: var(--bd-border);
    margin: 4px 0;
}

.bd-dropdown__label {
    font-size: var(--bd-text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--bd-gray-400);
    padding: 6px 10px 2px;
}


/* ── 17. TABS ─────────────────────────────────────────────── */
.bd-tabs {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--bd-border);
    gap: 2px;
    overflow-x: auto;
    scrollbar-width: none;
}

.bd-tabs::-webkit-scrollbar { display: none; }

.bd-tab {
    padding: 10px 16px;
    font-size: var(--bd-text-sm);
    font-weight: 500;
    color: var(--bd-gray-500);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    white-space: nowrap;
    transition: var(--bd-transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.bd-tab:hover { color: var(--bd-gray-800); }

.bd-tab.active {
    color: var(--bd-primary);
    border-bottom-color: var(--bd-primary);
}

/* Pill tabs variant */
.bd-tabs--pills {
    border-bottom: none;
    background: var(--bd-gray-100);
    border-radius: var(--bd-btn-radius);
    padding: 4px;
    display: inline-flex;
}

.bd-tabs--pills .bd-tab {
    border-bottom: none;
    border-radius: 6px;
    margin-bottom: 0;
    padding: 6px 14px;
}

.bd-tabs--pills .bd-tab.active {
    background: var(--bd-surface);
    color: var(--bd-gray-800);
    box-shadow: var(--bd-shadow-sm);
}


/* ── 18. PAGINATION ───────────────────────────────────────── */
.bd-pagination {
    display: flex;
    align-items: center;
    gap: 4px;
}

.bd-page-btn {
    min-width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: var(--bd-text-sm);
    font-weight: 500;
    cursor: pointer;
    border: 1px solid var(--bd-border);
    background: var(--bd-surface);
    color: var(--bd-gray-600);
    transition: var(--bd-transition);
    padding: 0 6px;
}

.bd-page-btn:hover { background: var(--bd-gray-100); color: var(--bd-gray-800); }
.bd-page-btn.active { background: var(--bd-primary); border-color: var(--bd-primary); color: #fff; }
.bd-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }


/* ── 19. TOOLTIPS ─────────────────────────────────────────── */
[data-bd-tooltip] {
    position: relative;
    cursor: help;
}

[data-bd-tooltip]::after {
    content: attr(data-bd-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bd-gray-900);
    color: #fff;
    font-size: var(--bd-text-xs);
    padding: 4px 10px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--bd-transition-fast);
    z-index: var(--bd-z-tooltip);
}

[data-bd-tooltip]:hover::after { opacity: 1; }


/* ── 20. AVATARS ──────────────────────────────────────────── */
.bd-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    line-height: 1;
    flex-shrink: 0;
    background: var(--bd-primary-light);
    color: var(--bd-primary-dark);
}

.bd-avatar--xs   { width: 24px; height: 24px; font-size: 9px; }
.bd-avatar--sm   { width: 32px; height: 32px; font-size: 11px; }
.bd-avatar--md   { width: 40px; height: 40px; font-size: 13px; }
.bd-avatar--lg   { width: 52px; height: 52px; font-size: 17px; }
.bd-avatar--xl   { width: 72px; height: 72px; font-size: 24px; }

.bd-avatar--square { border-radius: 10px; }

.bd-avatar-group { display: inline-flex; }
.bd-avatar-group .bd-avatar { border: 2px solid var(--bd-surface); margin-left: -8px; }
.bd-avatar-group .bd-avatar:first-child { margin-left: 0; }


/* ── 21. EMPTY STATES ─────────────────────────────────────── */
.bd-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 48px 24px;
    gap: 12px;
}

.bd-empty__icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--bd-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--bd-gray-300);
    margin-bottom: 4px;
}

.bd-empty__title {
    font-size: var(--bd-text-lg);
    font-weight: 600;
    color: var(--bd-gray-700);
    margin: 0;
}

.bd-empty__msg {
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-400);
    max-width: 300px;
    margin: 0;
    line-height: 1.6;
}


/* ── 22. SKELETON / LOADING ───────────────────────────────── */
.bd-skeleton {
    background: linear-gradient(90deg, var(--bd-gray-100) 25%, var(--bd-gray-200) 50%, var(--bd-gray-100) 75%);
    background-size: 200% 100%;
    animation: bd-shimmer 1.4s ease infinite;
    border-radius: 6px;
}

.bd-skeleton--text   { height: 14px; margin-bottom: 6px; }
.bd-skeleton--title  { height: 22px; margin-bottom: 10px; }
.bd-skeleton--avatar { border-radius: 50%; }
.bd-skeleton--card   { height: 120px; }
.bd-skeleton--chart  { height: 200px; border-radius: var(--bd-card-radius); }


/* ── 23. UTILITY CLASSES ──────────────────────────────────── */

/* Spacing helpers */
.bd-gap-1 { gap: 4px; }
.bd-gap-2 { gap: 8px; }
.bd-gap-3 { gap: 12px; }
.bd-gap-4 { gap: 16px; }
.bd-gap-5 { gap: 20px; }
.bd-gap-6 { gap: 24px; }

/* Flex helpers */
.bd-flex         { display: flex; }
.bd-flex-col     { display: flex; flex-direction: column; }
.bd-flex-center  { display: flex; align-items: center; justify-content: center; }
.bd-flex-between { display: flex; align-items: center; justify-content: space-between; }
.bd-flex-wrap    { flex-wrap: wrap; }
.bd-items-start  { align-items: flex-start; }
.bd-flex-1       { flex: 1; min-width: 0; }
.bd-shrink-0     { flex-shrink: 0; }

/* Grid helpers */
.bd-grid { display: grid; gap: var(--bd-content-gap); }
.bd-grid-2 { grid-template-columns: repeat(2, 1fr); }
.bd-grid-3 { grid-template-columns: repeat(3, 1fr); }
.bd-grid-4 { grid-template-columns: repeat(4, 1fr); }
.bd-grid-auto { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Text helpers */
.bd-text-muted   { color: var(--bd-gray-400); }
.bd-text-sm      { font-size: var(--bd-text-sm); }
.bd-text-xs      { font-size: var(--bd-text-xs); }
.bd-text-lg      { font-size: var(--bd-text-lg); }
.bd-text-bold    { font-weight: 600; }
.bd-text-center  { text-align: center; }
.bd-text-right   { text-align: right; }
.bd-text-mono    { font-family: var(--bd-font-mono); }
.bd-text-success { color: var(--bd-success); }
.bd-text-danger  { color: var(--bd-danger); }
.bd-text-warning { color: var(--bd-warning); }
.bd-text-primary { color: var(--bd-primary); }
.bd-text-nowrap  { white-space: nowrap; }
.bd-truncate     { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Margin/padding */
.bd-mt-0  { margin-top: 0; }
.bd-mb-0  { margin-bottom: 0; }
.bd-mb-2  { margin-bottom: 8px; }
.bd-mb-4  { margin-bottom: 16px; }
.bd-mb-6  { margin-bottom: 24px; }
.bd-p-0   { padding: 0; }

/* Display */
.bd-d-none   { display: none; }
.bd-d-block  { display: block; }
.bd-w-full   { width: 100%; }
.bd-min-w-0  { min-width: 0; }

/* Borders */
.bd-divider {
    height: 1px;
    background: var(--bd-border);
    margin: 16px 0;
}

.bd-divider--vertical {
    width: 1px;
    height: 20px;
    background: var(--bd-border);
    display: inline-block;
}

/* Scrollbar */
.bd-scrollbar::-webkit-scrollbar { width: 4px; height: 4px; }
.bd-scrollbar::-webkit-scrollbar-track { background: transparent; }
.bd-scrollbar::-webkit-scrollbar-thumb { background: var(--bd-gray-200); border-radius: 2px; }


/* ── 24. REPORT-SPECIFIC COMPONENTS ───────────────────────── */

/* Report header */
.bd-report-header {
    background: linear-gradient(135deg, var(--bd-primary) 0%, var(--bd-primary-dark) 100%);
    color: #fff;
    padding: 32px;
    border-radius: var(--bd-card-radius);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.bd-report-header::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -10%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    pointer-events: none;
}

.bd-report-header__title {
    font-size: var(--bd-text-3xl);
    font-weight: 700;
    font-family: var(--bd-font-display);
    letter-spacing: -0.03em;
    margin: 0 0 6px;
}

.bd-report-header__sub { opacity: 0.8; font-size: var(--bd-text-sm); }

.bd-report-header__meta {
    display: flex;
    gap: 24px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.bd-report-header__meta-item { font-size: var(--bd-text-xs); opacity: 0.7; }
.bd-report-header__meta-value { font-size: var(--bd-text-sm); font-weight: 600; opacity: 1; }

/* Data metric row */
.bd-metric-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--bd-border);
}

.bd-metric-row:last-child { border-bottom: none; }

.bd-metric-row__label {
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-600);
    display: flex;
    align-items: center;
    gap: 8px;
}

.bd-metric-row__value {
    font-size: var(--bd-text-sm);
    font-weight: 600;
    color: var(--bd-gray-800);
}

/* Activity feed */
.bd-feed { display: flex; flex-direction: column; gap: 0; }

.bd-feed__item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--bd-border);
    position: relative;
}

.bd-feed__item:last-child { border-bottom: none; }

.bd-feed__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bd-primary);
    flex-shrink: 0;
    margin-top: 6px;
}

.bd-feed__content { flex: 1; min-width: 0; }
.bd-feed__msg { font-size: var(--bd-text-sm); color: var(--bd-gray-700); margin: 0; }
.bd-feed__time { font-size: var(--bd-text-xs); color: var(--bd-gray-400); margin-top: 2px; }


/* ── 25. ADMIN-SPECIFIC ───────────────────────────────────── */

/* Settings section */
.bd-settings-section {
    display: flex;
    gap: 40px;
}

.bd-settings-section__aside {
    flex-shrink: 0;
    width: 220px;
}

.bd-settings-section__title {
    font-size: var(--bd-text-md);
    font-weight: 600;
    color: var(--bd-gray-800);
    margin: 0 0 4px;
}

.bd-settings-section__desc {
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-400);
    margin: 0;
    line-height: 1.6;
}

.bd-settings-section__body { flex: 1; min-width: 0; }

/* Role/permission table */
.bd-perm-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--bd-border);
    gap: 16px;
}

.bd-perm-row__label { font-size: var(--bd-text-sm); color: var(--bd-gray-700); }
.bd-perm-row__hint  { font-size: var(--bd-text-xs); color: var(--bd-gray-400); }

/* Command palette */
.bd-command {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 560px;
    background: var(--bd-surface);
    border: 1px solid var(--bd-border);
    border-radius: 14px;
    box-shadow: var(--bd-shadow-xl);
    z-index: var(--bd-z-modal);
    overflow: hidden;
}

.bd-command__input {
    width: 100%;
    padding: 16px 20px;
    font-size: var(--bd-text-lg);
    border: none;
    border-bottom: 1px solid var(--bd-border);
    outline: none;
    font-family: var(--bd-font-sans);
    color: var(--bd-gray-800);
    background: transparent;
}

.bd-command__results { max-height: 360px; overflow-y: auto; padding: 8px; }

.bd-command__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: var(--bd-text-sm);
    color: var(--bd-gray-700);
    transition: var(--bd-transition-fast);
}

.bd-command__item:hover,
.bd-command__item.selected {
    background: var(--bd-primary-muted);
    color: var(--bd-primary);
}

.bd-command__kbd {
    margin-left: auto;
    font-size: var(--bd-text-xs);
    font-family: var(--bd-font-mono);
    background: var(--bd-gray-100);
    border: 1px solid var(--bd-border);
    border-radius: 4px;
    padding: 1px 6px;
    color: var(--bd-gray-500);
    flex-shrink: 0;
}


/* ── 26. ANIMATIONS ───────────────────────────────────────── */
@keyframes bd-spin {
    to { transform: rotate(360deg); }
}

@keyframes bd-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes bd-modal-in {
    from { opacity: 0; transform: scale(0.94) translateY(8px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes bd-toast-in {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

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

@keyframes bd-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

.bd-spin    { animation: bd-spin 1s linear infinite; }
.bd-pulse   { animation: bd-pulse 2s ease infinite; }
.bd-fade-in { animation: bd-fade-in 0.2s ease; }


/* ── 27. RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 1200px) {
    .bd-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .bd-sidebar { transform: translateX(-100%); }
    .bd-sidebar.open { transform: translateX(0); }
    .bd-main { margin-left: 0 !important; }
    .bd-topbar { left: 0 !important; }
    .bd-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .bd-settings-section { flex-direction: column; gap: 16px; }
    .bd-settings-section__aside { width: 100%; }
}

@media (max-width: 640px) {
    :root { --bd-content-gap: 16px; }
    .bd-grid-2,
    .bd-grid-3,
    .bd-grid-4 { grid-template-columns: 1fr; }
    .bd-page-header { flex-direction: column; align-items: flex-start; }
    .bd-modal { margin: 0; border-radius: 0; max-height: 100%; border-top-left-radius: 14px; border-top-right-radius: 14px; }
    .bd-modal-backdrop { align-items: flex-end; padding: 0; }
    .bd-command { width: calc(100% - 32px); }
}

/* ── 28. PRINT STYLES ─────────────────────────────────────── */
@media print {
    .bd-sidebar,
    .bd-topbar,
    .bd-btn,
    .bd-topbar__actions { display: none !important; }

    .bd-main { margin-left: 0; }
    .bd-content { margin-top: 0; padding: 0; }
    .bd-card { box-shadow: none; border: 1px solid #ddd; }
    .bd-table-wrap { overflow: visible; }

    .bd-report-header { background: var(--bd-primary) !important; -webkit-print-color-adjust: exact; }
}