:root {
    --supraboard-shell-bg: rgba(255, 255, 255, 0.95);
    --supraboard-shell-border: rgba(14, 21, 33, 0.12);
    --supraboard-shell-shadow: 0 10px 30px rgba(14, 21, 33, 0.16);
    --supraboard-control-size: 32px;
    --supraboard-focus-ring: 0 0 0 2px rgba(86, 195, 118, 0.45);
    --z-base: 55;
    --z-toolbar: 99;
    --z-overlay: 1300;
    --z-popup: 1310;
    --z-modal: 1500;
    --z-toast: 1400;
}

.supraboard-canvas-shell {
    background:
        radial-gradient(circle at 12% -8%, rgba(86, 195, 118, 0.08), transparent 50%),
        radial-gradient(circle at 84% 0%, rgba(40, 111, 217, 0.08), transparent 45%);
}

.board_loader_background {
    position: absolute;
    inset: 0;
    z-index: var(--z-base);
    background-color: #fff;
}

.upload-status-message {
    position: fixed;
    top: 85px;
    right: 20px;
    min-width: 220px;
    max-width: 320px;
    z-index: var(--z-toast);
    display: none;
    padding: 12px 16px;
    border-radius: 6px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    font-size: 14px;
    line-height: 1.4;
}

.upload-status-message[data-state="success"] {
    background: #56c376;
    color: #fff;
}

.upload-status-message[data-state="error"] {
    background: #d95c5c;
    color: #fff;
}

.upload-status-message progress {
    width: 100%;
    height: 6px;
    margin-top: 8px;
    -webkit-appearance: none;
    appearance: none;
}

.upload-status-message progress::-webkit-progress-bar {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.upload-status-message progress::-webkit-progress-value {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 3px;
}

.upload-status-message progress::-moz-progress-bar {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 3px;
}

#realtime-collaboration-panel {
    z-index: calc(var(--z-toolbar) + 1);
}

#zwibbler-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 16, 26, 0.22);
    z-index: var(--z-overlay);
    opacity: 0;
    pointer-events: none;
    transition: opacity 120ms ease;
}

#zwibbler-popup-overlay.is-active {
    opacity: 1;
    pointer-events: auto;
}

.supraboard-top-chrome {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-toolbar);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 0.5rem;
    padding: 8px 14px 0 8px;
    pointer-events: none;
}

.supraboard-top-toolbar,
.supraboard-top-actions {
    max-width: calc(100vw - 2rem);
    pointer-events: auto;
}

.supraboard-top-toolbar {
    min-width: 0;
}

.supraboard-top-toolbar .ui.menu {
    max-width: 100%;
}

.supraboard-toolbar-segment {
    height: 42px;
    padding-top: 9px;
    display: flex;
    padding-left: 8px;
}

.supraboard-top-toolbar #boardtitle {
    max-width: 26vw;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.supraboard-top-actions {
    display: flex;
    justify-self: end;
}

.supraboard-actions-presence,
.supraboard-actions-menu {
    display: flex;
    align-items: center;
    padding: 6px;
}

.supraboard-actions-menu {
    margin-left: 5px;
}

.supraboard-user-overflow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    font-size: 11px;
    font-weight: 600;
    color: #34495e;
}

.supraboard-version-trigger {
    margin-left: 8px;
}

.supraboard-control-cluster {
    background: var(--supraboard-shell-bg) !important;
    border: 1px solid var(--supraboard-shell-border) !important;
    box-shadow: var(--supraboard-shell-shadow);
}

.supraboard-control-button {
    width: var(--supraboard-control-size);
    height: var(--supraboard-control-size);
    min-width: 44px;
    min-height: 44px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color 120ms ease, transform 120ms ease;
}

.supraboard-control-button:hover {
    background: rgba(86, 195, 118, 0.18);
    transform: translateY(-1px);
}

.supraboard-control-button:focus-visible {
    outline: none;
    box-shadow: var(--supraboard-focus-ring);
}

.supraboard-mode-toggle.is-active,
.supraboard-mode-toggle[aria-pressed="true"] {
    background: rgba(86, 195, 118, 0.3);
}

.supraboard-bottom-controls {
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: var(--z-toolbar);
    padding-left: 10px;
    padding-bottom: 9px;
    pointer-events: none;
}

.supraboard-bottom-toggle-bar {
    height: 42px;
    display: flex;
    align-items: center;
    padding: 5px 8px;
    margin-left: 5px;
    pointer-events: auto;
}

[z-popup] {
    z-index: var(--z-popup);
}

.supraboard-side-toolbar {
    border-radius: 8px;
    margin-left: -3px;
    padding-left: 8px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: var(--z-toolbar);
}

.zwibbler-passthrough {
    pointer-events: none;
    user-select: none;
    touch-action: none;
}

.zwibbler-passthrough [data-zw-interactive],
.zwibbler-passthrough button,
.zwibbler-passthrough a,
.zwibbler-passthrough input,
.zwibbler-passthrough select,
.zwibbler-passthrough textarea,
.zwibbler-passthrough [z-show-popup],
.zwibbler-passthrough [z-click],
.zwibbler-passthrough .backpopup {
    pointer-events: auto;
    touch-action: manipulation;
}

.zwibbler-passthrough input,
.zwibbler-passthrough textarea {
    user-select: text;
}

.supraboard-versions-table td {
    vertical-align: top;
}

.supraboard-versions-table .version-id {
    font-family: monospace;
    font-size: 12px;
}

.supraboard-versions-table .changelog-cell {
    max-width: 320px;
    white-space: normal;
    font-size: 12px;
    color: #2d3748;
}

.supraboard-versions-table .version-status {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 600;
}

.supraboard-versions-table .version-status.is-current {
    background: rgba(86, 195, 118, 0.18);
    color: #216b39;
}

.supraboard-versions-table .version-status:not(.is-current) {
    background: #f3f4f6;
    color: #4b5563;
}

.supraboard-preview-banner p {
    margin: 2px 10px;
    font-size: 12px;
    font-weight: 600;
}

@media (max-width: 1180px) {
    .supraboard-top-chrome {
        grid-template-columns: 1fr;
        padding-right: 8px;
        gap: 0.35rem;
    }

    .supraboard-top-actions {
        justify-self: stretch;
        width: 100%;
    }

    .supraboard-version-trigger {
        display: none;
    }

    .supraboard-top-toolbar #boardtitle {
        max-width: 42vw;
    }
}

@media (max-width: 980px) {
    .supraboard-top-toolbar {
        left: 0 !important;
        right: 0 !important;
        margin-left: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        overflow-x: auto;
        overscroll-behavior-x: contain;
    }

    .supraboard-top-actions {
        margin-right: 0 !important;
        justify-content: flex-end;
        overflow-x: auto;
    }

    .supraboard-top-actions > * {
        pointer-events: auto;
    }

    #realtime-collaboration-panel {
        width: min(360px, calc(100vw - 1rem));
        bottom: 0.5rem;
        right: 0.5rem;
    }

    .supraboard-bottom-controls {
        bottom: 6px;
        padding-left: 6px;
    }
}

@media (max-width: 640px) {
    :root {
        --supraboard-control-size: 36px;
    }

    .supraboard-control-cluster {
        padding-left: 6px !important;
        padding-right: 6px !important;
    }

    .supraboard-top-toolbar .ui.menu {
        min-width: max-content;
    }

    .supraboard-actions-menu {
        padding-inline: 4px;
    }

    .supraboard-actions-menu #addmembersbutton {
        padding-inline: 0.6rem;
    }

    #realtime-collaboration-panel {
        width: calc(100vw - 1rem);
    }

    .supraboard-versions-table .changelog-cell {
        max-width: 180px;
    }
}