:root{--surface: #fcfaf6;--surface-muted: #f2eee7;--surface-subtle: #f8f5ef;--surface-emphasis: #312f2c;--surface-emphasis-hover: #3e3b38;--accent: #62758d;--accent-strong: #4b5f79;--accent-soft: rgba(98, 117, 141, .14);--panel-border: rgba(49, 47, 44, .12);--panel-border-strong: rgba(49, 47, 44, .18);--text: #262421;--muted: #6e6961;--muted-strong: #5e5951;--inverse: #f9f7f2;--focus-ring: var(--accent-soft);--danger: #b42318;--danger-soft: #fbefeb;--panel-shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 10px 24px rgba(15, 23, 42, .06);--floating-shadow: 0 16px 34px rgba(15, 23, 42, .12);--panel-radius: 12px;--cell-radius: 10px;--control-radius: 8px;--toolbar-symbol-button-size: 26px;--toolbar-symbol-icon-size: 20px;--top-toolbar-icon-tightness: 1;--tool-context-control-height: var(--toolbar-symbol-button-size);--tool-context-control-icon-size: var(--toolbar-symbol-icon-size);--selection-toolbar-symbol-button-size: 32px;--selection-toolbar-symbol-icon-size: 18px;--ruler-size: 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