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var(--focus)}.preview-empty-state{z-index:5;text-align:center;pointer-events:none;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:24px;display:flex;position:absolute;inset:0}.preview-empty-state-icon{color:var(--muted)}.preview-empty-state-title{margin:0;font-size:13px;font-weight:500}.preview-empty-state-description{max-width:280px;color:var(--muted);margin:0;font-size:12px}.preview-empty-state-action{pointer-events:auto;min-height:32px;margin-top:8px;padding:0 12px}.preview-dialog-open .preview-toolbar-row,.preview-dialog-open .preview-viewport-controls>:not(.shortcut-trigger-button){pointer-events:none}.preview-dialog-open .shortcut-trigger-button{z-index:9;position:relative}.preview-shortcuts-interaction-guard{z-index:5;cursor:default;background:0 0;position:absolute;inset:0}.preview-shortcuts-panel{--sheet-drag-offset:0px;z-index:12;border-left:1px solid var(--border);background:var(--panel);overscroll-behavior:contain;flex-direction:column;width:320px;max-width:80%;animation:.22s cubic-bezier(.16,1,.3,1) preview-shortcuts-panel-in;display:flex;position:absolute;top:0;bottom:0;right:0;overflow:hidden;box-shadow:-16px 0 32px -24px #00000047}.preview-shortcuts-drag-handle{display:none}.preview-shortcuts-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 18px 15px;display:flex}.preview-shortcuts-kicker{color:var(--subtle);text-transform:uppercase;letter-spacing:.08em;margin:0 0 2px;font-size:11px;font-weight:500;line-height:16px}.preview-shortcuts-header h3{color:var(--fg);margin:0;font-size:16px;font-weight:500;line-height:22px}.preview-shortcuts-close{flex:none;width:32px;min-width:32px;min-height:32px;margin:-4px -4px 0 0;transition:none}.preview-shortcuts-content{min-height:0;padding:6px 18px max(18px, env(safe-area-inset-bottom));flex:1;overflow-y:auto}.preview-shortcut-group{border-bottom:1px solid var(--border);padding:14px 0}.preview-shortcut-group:last-child{border-bottom:0}.preview-shortcut-group h4{color:var(--subtle);margin:0 0 8px;font-size:11px;font-weight:500;line-height:16px}.preview-shortcut-group dl{gap:2px;margin:0;display:grid}.preview-shortcut-group dl>div{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;min-height:34px;display:grid}.preview-shortcut-group dt,.preview-shortcut-group dd{margin:0}.preview-shortcut-group dt{color:var(--fg);font-size:12px}.preview-shortcut-group dd{justify-content:flex-end;align-items:center;gap:3px;display:inline-flex}.preview-shortcut-group kbd{border:1px solid var(--border);border-bottom-color:var(--border-active);min-width:22px;min-height:22px;color:var(--muted);background:var(--geist-background-200);white-space:nowrap;border-radius:5px;justify-content:center;align-items:center;padding:0 5px;font-family:inherit;font-size:11px;line-height:1;display:inline-flex}@keyframes preview-shortcuts-panel-in{0%{opacity:0;transform:translate(18px)}to{opacity:1;transform:translate(0)}}.preview-viewport-transparent{background:linear-gradient(45deg, var(--border) 25%, transparent 25%) 0 0 / 16px 16px, linear-gradient(-45deg, var(--border) 25%, transparent 25%) 0 8px / 16px 16px, linear-gradient(45deg, transparent 75%, var(--border) 75%) 8px -8px / 16px 16px, linear-gradient(-45deg, transparent 75%, var(--border) 75%) -8px 0 / 16px 16px, var(--paper)}@supports (color:color-mix(in lab, red, red)){.preview-viewport-transparent{background:linear-gradient(45deg, color-mix(in srgb, var(--border) 52%, transparent) 25%, transparent 25%) 0 0 / 16px 16px, linear-gradient(-45deg, color-mix(in srgb, var(--border) 52%, transparent) 25%, transparent 25%) 0 8px / 16px 16px, linear-gradient(45deg, transparent 75%, color-mix(in srgb, var(--border) 52%, transparent) 75%) 8px -8px / 16px 16px, linear-gradient(-45deg, transparent 75%, color-mix(in srgb, var(--border) 52%, transparent) 75%) -8px 0 / 16px 16px, var(--paper)}}.preview-viewport:active{cursor:grabbing}.preview-viewport.preview-viewport-fullscreen{z-index:60;border-radius:var(--radius-fullscreen);width:100vw;height:100vh;min-height:100vh;position:fixed;inset:0}.content-canvas{transform-origin:0 0;position:absolute;top:0;left:0}.svg-host svg{shape-rendering:geometricprecision;text-rendering:geometricprecision;width:auto;max-width:none;height:auto;display:block}.svg-host text{text-rendering:geometricprecision}.ascii-canvas{color:var(--fg);white-space:pre;margin:0;font-size:13px;line-height:1.38}.unicode-cell-glyph{text-align:center;vertical-align:baseline;width:1ch;display:inline-block;overflow:visible}.feedback-block{border:1px solid var(--border);border-radius:var(--radius-menu);background:var(--panel);color:var(--muted);pointer-events:auto;touch-action:auto;-webkit-user-select:text;user-select:text;align-items:flex-start;gap:8px;margin:0;padding:10px 12px;font-size:12px;line-height:1.4;display:flex}.preview-viewport>.feedback-block,.feedback-stack{z-index:4;position:absolute;bottom:52px;left:14px;right:14px}.feedback-stack{cursor:default;pointer-events:auto;touch-action:auto;gap:8px;display:grid}.feedback-block>span{-webkit-line-clamp:3;-webkit-box-orient:vertical;min-width:0;display:-webkit-box;overflow:hidden}.feedback-block.tone-error{border-color:var(--danger-fg)}@supports (color:color-mix(in lab, red, red)){.feedback-block.tone-error{border-color:color-mix(in srgb, var(--danger-fg) 28%, var(--border))}}.feedback-block.tone-error{background:var(--danger-bg);color:var(--danger-fg)}.feedback-block.tone-warning{border-color:var(--warning-fg)}@supports (color:color-mix(in lab, red, red)){.feedback-block.tone-warning{border-color:color-mix(in srgb, var(--warning-fg) 28%, var(--border))}}.feedback-block.tone-warning{background:var(--warning-bg);color:var(--warning-fg)}.feedback-label-icon{flex:none;margin-top:2px}.toast{z-index:40;border-radius:var(--radius-pill);max-width:min(80vw,440px);color:var(--geist-background-100);background:var(--geist-gray-1000);text-overflow:ellipsis;white-space:nowrap;pointer-events:none;animation:toast-in .18s var(--motion-ease);border:0;align-items:center;gap:8px;padding:9px 15px;font-size:13px;font-weight:500;line-height:1;display:inline-flex;position:fixed;top:64px;left:50%;overflow:hidden;transform:translate(-50%);box-shadow:0 1px 1px #0000000a,0 4px 12px #0000001f}@keyframes toast-in{0%{opacity:0;transform:translate(-50%)translateY(-8px)}to{opacity:1;transform:translate(-50%)translateY(0)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:0s!important;animation-duration:0s!important}}@media (width<=960px){.mmd-header{padding:0 12px}.mmd-title{font-size:22px}.mmd-subtitle{display:none}.mmd-pane-switch{display:inline-flex}.header-icon-button{width:40px;min-height:40px}.editor-preview-workspace{flex-direction:column;grid-template-columns:none;transition:none;display:flex}.editor-pane,.preview-pane{flex:50%;width:100%;min-width:0;min-height:260px}.editor-preview-workspace[data-mobile-pane=editor] .preview-pane,.editor-preview-workspace[data-mobile-pane=preview] .editor-pane{display:none}.editor-preview-workspace[data-mobile-pane=editor] .editor-pane,.editor-preview-workspace[data-mobile-pane=preview] .preview-pane{opacity:1;filter:none;pointer-events:auto;flex:100%}.editor-pane{border-bottom:1px solid var(--border)}.divider{display:none}.panel-header{min-height:48px}.export-menu-button{min-height:40px}.preview-toolbar-row{inset:10px}.preview-viewport-controls{gap:5px;bottom:10px;right:10px}.preview-viewport>.feedback-block,.feedback-stack{bottom:62px}.preview-viewport-controls>.icon-button,.preview-history-button,.preview-zoom-step{width:44px;min-width:44px;min-height:44px}.preview-history-control,.preview-zoom-control,.preview-zoom-step,.preview-zoom-control .zoom-percent-button{min-height:44px}.preview-zoom-control .zoom-percent-button{min-width:58px}.preview-zoom-menu{width:min(248px,100vw - 20px);right:0;transform:translateY(5px)scale(.98)}.preview-zoom-menu[data-state=open]{transform:translateY(0)scale(1)}.preview-zoom-menu-reset-touch{grid-template-columns:minmax(0,1fr) auto!important;display:grid!important}.preview-zoom-menu button{min-height:44px}.preview-shortcuts-panel{border-top:1px solid var(--border);border-radius:var(--radius-menu) var(--radius-menu) 0 0;width:100%;max-width:none;height:auto;max-height:none;transform:translateY(var(--sheet-drag-offset));touch-action:pan-y;border-left:0;animation-name:preview-shortcuts-sheet-in;top:max(0px,100% - 75dvh);left:0;box-shadow:0 -16px 32px -24px #00000047}.preview-shortcuts-drag-handle{cursor:grab;touch-action:none;justify-content:center;align-items:center;min-height:24px;display:flex}.preview-shortcuts-drag-handle span{border-radius:var(--radius-pill);background:var(--border-active);width:36px;height:4px}.preview-shortcuts-header{padding-top:8px}.preview-shortcuts-close{width:44px;min-width:44px;min-height:44px;margin-top:-8px}.segmented-button{min-width:44px;min-height:44px;padding:0 6px}}@keyframes preview-shortcuts-sheet-in{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(var(--sheet-drag-offset))}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}