.cos-nav-group {
    border: 0;
    margin: 0;
}
.cos-nav-group__summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0.45rem 0.75rem;
    border-radius: 0.65rem;
    font-weight: 600;
    font-size: 0.86rem;
    color: inherit;
    opacity: 0.9;
}
.cos-nav-group__summary::-webkit-details-marker { display: none; }
.cos-nav-group__summary::marker { content: ""; }
.cos-nav-group__summary:hover { background: color-mix(in srgb, var(--cos-jade, #0f766e) 10%, transparent); }
.cos-nav-group[open] > .cos-nav-group__summary { color: var(--cos-jade, #0f766e); }
.cos-nav-group__children {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.15rem 0.35rem 0.45rem 0.85rem;
}
.cos-nav-group__children .nav-link {
    font-size: 0.82rem;
    padding: 0.3rem 0.65rem;
    border-radius: 0.5rem;
    opacity: 0.85;
}
@media (max-width: 991.98px) {
    .cos-nav-group__summary {
        min-height: 2.5rem;
        padding: 0.55rem 0.75rem;
    }
    .cos-nav-group__children .nav-link {
        min-height: 2.5rem;
        display: flex;
        align-items: center;
        padding: 0.55rem 0.75rem;
    }
}
.cos-nav-group__children .nav-link.active {
    background: color-mix(in srgb, var(--cos-jade, #0f766e) 16%, transparent);
    color: var(--cos-jade, #0f766e);
    opacity: 1;
}

.cos-ws-board {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 0.85rem;
    min-height: 28rem;
    padding: 1rem;
    border: 1px dashed var(--cos-border, rgba(15, 23, 42, 0.18));
    border-radius: 1rem;
    background:
        radial-gradient(circle at top right, color-mix(in srgb, var(--cos-jade, #0f766e) 12%, transparent), transparent 42%),
        var(--cos-surface-2, #f8fafc);
}
.cos-ws-board.grid-stack {
    display: block;
    position: relative;
}
.cos-ws-board.grid-stack .grid-stack-item-content {
    inset: 0;
    border: 1px solid var(--cos-border, rgba(15, 23, 42, 0.14));
    border-radius: 0.95rem;
    background: color-mix(in srgb, var(--cos-surface, #fff) 92%, transparent);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.cos-ws-board.grid-stack .cos-ws-widget__head,
.cos-ws-board.grid-stack .grid-stack-item-content > .cos-ws-widget__head {
    cursor: grab;
}
.cos-ws-board.grid-stack .grid-stack-item.is-pinned .grid-stack-item-content {
    outline: 2px solid var(--cos-jade, #0f766e);
}
.cos-ws-board.grid-stack .grid-stack-item.is-collapsed .cos-ws-widget__body {
    display: none;
}
.cos-ws-board.grid-stack .grid-stack-item.is-floating .grid-stack-item-content {
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    transform: translateY(-2px);
}
.cos-ws-board.grid-stack .ui-resizable-handle {
    opacity: 0.35;
}
.cos-ws-board.grid-stack .grid-stack-item:hover .ui-resizable-handle {
    opacity: 0.85;
}
.cos-layout-compact .cos-ws-widget { font-size: 0.92rem; }
.cos-layout-executive .cos-ws-board,
.cos-layout-executive .cos-home-board { gap: 1.25rem; }
.cos-layout-wide .cos-ws-board,
.cos-layout-wide .cos-home-board { max-width: none; }
.cos-layout-minimal .cos-ws-widget__body { display: none; }
.cos-layout-analyst .cos-ws-widget { border-style: solid; }
.cos-layout-classic .cos-ws-widget,
.cos-layout-classic .cos-ws-board {
    border-radius: 0.35rem;
}
.cos-view-timeline .cos-ws-board,
.cos-view-timeline .cos-home-board { grid-template-columns: 1fr; }
.cos-view-ai .cos-ws-board,
.cos-view-ai .cos-home-board { grid-template-columns: repeat(6, 1fr); }
.cos-view-card .cos-ws-widget {
    grid-column: span 4;
}

.cos-ws-widget {
    grid-column: span var(--w, 4);
    min-height: calc(var(--h, 2) * 3.2rem);
    border: 1px solid var(--cos-border, rgba(15, 23, 42, 0.14));
    border-radius: 0.95rem;
    background: color-mix(in srgb, var(--cos-surface, #fff) 92%, transparent);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    cursor: grab;
}
.cos-ws-widget.is-pinned { outline: 2px solid var(--cos-jade, #0f766e); }
.cos-ws-widget.is-collapsed .cos-ws-widget__body { display: none; }
.cos-ws-widget.is-floating {
    position: relative;
    z-index: 5;
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
}
.cos-ws-widget__head {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--cos-border, rgba(15, 23, 42, 0.08));
    font-size: 0.86rem;
}
.cos-ws-widget__head strong { flex: 1; }
.cos-ws-widget__actions { display: flex; gap: 0.2rem; }
.cos-ws-widget__actions button {
    border: 0;
    background: transparent;
    line-height: 1;
    padding: 0.15rem 0.3rem;
    border-radius: 0.35rem;
    opacity: 0.7;
}
.cos-ws-widget__actions button:hover { opacity: 1; background: color-mix(in srgb, var(--cos-jade) 12%, transparent); }
.cos-ws-widget__body { padding: 0.75rem; flex: 1; }
.cos-ws-widget__metric {
    font-size: 1.6rem;
    font-weight: 700;
    font-family: var(--cos-font-display);
}

.cos-ws-catalog {
    border: 1px solid var(--cos-border, rgba(15, 23, 42, 0.14));
    border-radius: 1rem;
    padding: 0.85rem;
    background: var(--cos-surface, #fff);
    max-height: 70vh;
    display: flex;
    flex-direction: column;
}
.cos-ws-catalog__list {
    overflow: auto;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.cos-ws-catalog__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-align: start;
    border: 1px solid transparent;
    background: color-mix(in srgb, var(--cos-surface-2, #f8fafc) 80%, transparent);
    border-radius: 0.65rem;
    padding: 0.45rem 0.55rem;
    font-size: 0.8rem;
}
.cos-ws-catalog__item:hover {
    border-color: var(--cos-jade, #0f766e);
}

.cos-theme-swatch {
    display: block;
    border: 1px solid var(--cos-border, rgba(15, 23, 42, 0.14));
    border-radius: 0.9rem;
    padding: 0.85rem;
    cursor: pointer;
    height: 100%;
}
.cos-theme-swatch.is-active,
.cos-theme-swatch:has(input:checked) {
    border-color: var(--cos-jade, #0f766e);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--cos-jade) 25%, transparent);
}
.cos-theme-swatch__preview {
    display: block;
    height: 2.5rem;
    border-radius: 0.55rem;
    margin-bottom: 0.55rem;
    background: linear-gradient(120deg, var(--ink), var(--swatch));
}

.cos-hub {
    max-width: 42rem;
    padding: 1.5rem 0;
}

.cos-home-board {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 0.85rem;
    margin-bottom: 2rem;
}
.cos-home-board .cos-ws-widget { cursor: default; }

@media (max-width: 991.98px) {
    .cos-ws-widget { grid-column: span 12 !important; }
    .cos-home-board { grid-template-columns: 1fr; }
}