.app-screen {
    min-height: 100vh;
    padding: 10px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 10px;
    margin-bottom: 8px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--panel);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.brand-block {
    display: grid;
    gap: 2px;
}

.brand-block h2 {
    font-size: clamp(18px, 1.6vw, 23px);
}

.user-bar {
    display: flex;
    align-items: center;
    gap: 6px;
}

.user-actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--panel-subtle);
}

.user-avatar {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--brand), var(--warm));
    color: #fff;
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
}

.user-meta {
    display: grid;
    gap: 1px;
}

.user-meta span {
    color: var(--muted);
    font-size: 12px;
}

.workspace-shell {
    display: grid;
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 8px;
    min-height: calc(100vh - 86px);
}

.control-panel {
    display: grid;
    gap: 8px;
    align-content: start;
}

.panel-block {
    display: grid;
    gap: 8px;
    padding: 9px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--panel);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.panel-heading {
    display: grid;
    gap: 2px;
}

.panel-heading h3 {
    font-size: 16px;
}

.workspace-main {
    display: grid;
    grid-template-rows: auto auto auto minmax(0, 1fr);
    gap: 6px;
    min-width: 0;
}

.office-tabs-shell,
.editor-status-bar,
.editor-toolbar,
.canvas-scroll {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--panel);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.office-tabs-shell {
    padding: 5px;
}

.office-tabs {
    display: flex;
    gap: 6px;
    overflow-x: auto;
}

.office-tabs-empty {
    padding: 8px 10px;
    color: var(--muted);
    font-size: 13px;
}

.office-tab {
    white-space: nowrap;
    min-height: 29px;
    padding: 5px 9px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--panel-subtle);
    color: var(--muted);
    font-weight: 600;
}

.office-tab.is-active {
    border-color: rgba(13, 124, 139, 0.18);
    background: linear-gradient(135deg, var(--brand-strong), var(--brand));
    color: #fff;
    box-shadow: 0 10px 18px rgba(7, 78, 90, 0.18);
}

.editor-status-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    padding: 6px 8px;
}

.status-pill,
.hint-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 26px;
    padding: 4px 7px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--panel-subtle);
    color: var(--muted);
    font-size: 12px;
}

.status-dot {
    width: 9px;
    height: 9px;
    border-radius: 2px;
    background: rgba(7, 78, 90, 0.36);
}

.status-dot.is-dirty {
    background: var(--warm);
    box-shadow: 0 0 0 4px rgba(216, 122, 72, 0.14);
}

.editor-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    padding: 5px 8px;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
}

.toolbar-group-zoom {
    justify-content: flex-end;
}

.toolbar-group-shortcuts {
    justify-content: flex-end;
}

@media (max-width: 1180px) {
    .workspace-shell {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px) {
    .app-screen {
        padding: 8px;
    }

    .topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .user-bar {
        justify-content: space-between;
    }

    .editor-status-bar,
    .editor-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 600px) {
    .user-bar {
        flex-direction: column;
        align-items: stretch;
    }
}