.ebc-root{font-size:15px;line-height:1.5;color:var(--foreground)}.ebc-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.ebc-toolbar-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}.ebc-canvas-toggle{display:inline-flex;gap:3px;background:color-mix(in srgb,var(--primary) 6%,var(--background));border:1px solid var(--border);border-radius:12px;padding:3px;flex:0 0 auto}.ebc-canvas-tab{display:inline-flex;align-items:center;gap:6px;border:none;background:transparent;color:var(--muted-foreground);font-weight:600;font-size:12.5px;padding:6px 12px;border-radius:8px;cursor:pointer;transition:background var(--duration-fast,.15s) var(--ease-standard,ease),color var(--duration-fast,.15s) var(--ease-standard,ease)}.ebc-canvas-tab:hover{color:var(--foreground)}.ebc-canvas-tab.is-on{background:var(--primary);color:var(--primary-foreground)}.ebc-block-empty{font-size:13.5px;color:var(--muted-foreground);font-style:italic;padding:16px 0;text-align:center}.ebc-block-list{display:flex;flex-direction:column;gap:12px}.ebc-block-insert{display:flex;justify-content:center}.ebc-add-insert-btn{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted-foreground);background:transparent;border:none;padding:4px 10px;border-radius:999px;cursor:pointer;transition:color var(--duration-fast,.15s) var(--ease-standard,ease),background var(--duration-fast,.15s) var(--ease-standard,ease)}.ebc-add-insert-btn:hover{color:var(--primary)}.ebc-add-insert-btn:hover,.ebc-block-card{background:color-mix(in srgb,var(--primary) 6%,var(--background))}.ebc-block-card{border:1px solid color-mix(in srgb,var(--border) 60%,var(--background));border-radius:12px;overflow:hidden}.ebc-block-head{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid color-mix(in srgb,var(--border) 60%,var(--background));background:color-mix(in srgb,var(--primary) 4%,transparent)}.ebc-block-kind{font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-foreground)}.ebc-block-actions{display:flex;align-items:center;gap:2px}.ebc-block-icon-btn{height:26px;width:26px;min-height:0;min-width:0;padding:0}.ebc-block-body{padding:12px}.ebc-block-note{font-size:13px;color:var(--muted-foreground);margin:0}.ebc-block-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ebc-block-fields .ebc-field.full{grid-column:1/-1}.ebc-preview-wrap{display:flex;flex-direction:column;align-items:center;gap:16px}.ebc-viewport-toggle{display:inline-flex;gap:3px;background:color-mix(in srgb,var(--primary) 6%,var(--background));border:1px solid var(--border);border-radius:10px;padding:3px;flex:0 0 auto}.ebc-viewport-tab{display:inline-flex;align-items:center;gap:6px;border:none;background:transparent;color:var(--muted-foreground);font-weight:600;font-size:11.5px;padding:5px 12px;border-radius:7px;cursor:pointer;transition:background var(--duration-fast,.15s) var(--ease-standard,ease),color var(--duration-fast,.15s) var(--ease-standard,ease)}.ebc-viewport-tab:hover{color:var(--foreground)}.ebc-viewport-tab.is-on{background:var(--primary);color:var(--primary-foreground)}.ebc-preview-stage{display:flex;justify-content:center;width:100%}.ebc-preview-frame{border:1px dashed var(--border);border-radius:12px;padding:20px;min-height:200px;background:var(--card);width:100%;margin:0 auto;transition:max-width var(--duration-mid,.2s) var(--ease-standard,ease)}.ebc-preview-frame.is-desktop{max-width:640px}.ebc-preview-frame.is-tablet{max-width:480px}.ebc-preview-frame.is-mobile,.ebc-preview-frame.is-tablet{border-style:solid;box-shadow:var(--shadow-card,0 1px 2px rgba(0,0,0,.06))}.ebc-preview-frame.is-mobile{max-width:360px;border-radius:20px}.ebc-prose{font-size:15.5px;line-height:1.65;color:var(--foreground)}.ebc-field{display:flex;flex-direction:column;gap:6px}.ebc-field.full{grid-column:1/-1}.ebc-label{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-foreground)}.ebc-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:14px;padding:11px 16px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:background var(--duration-fast,.15s) var(--ease-standard,ease),border-color var(--duration-fast,.15s) var(--ease-standard,ease),transform var(--duration-fast,.15s) var(--ease-standard,ease)}.ebc-btn:hover{transform:translateY(-1px)}.ebc-btn:disabled{cursor:not-allowed;opacity:.6;transform:none}.ebc-btn-secondary{background:color-mix(in srgb,var(--primary) 6%,var(--background));color:var(--primary)}