diff --git a/src/views/waveformPreviewContent.ts b/src/views/waveformPreviewContent.ts
index 9e20df4..5bc1586 100644
--- a/src/views/waveformPreviewContent.ts
+++ b/src/views/waveformPreviewContent.ts
@@ -5,65 +5,79 @@ export function getWaveformPreviewContent(): string {
   return `
       /* 波形预览组件样式 */
       .waveform-preview {
-        margin-top: 12px;
+        margin: 16px 0;
         border: 1px solid var(--vscode-panel-border);
-        border-radius: 8px;
+        border-radius: 12px;
         overflow: hidden;
         background: var(--vscode-editor-background);
+        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+        transition: box-shadow 0.3s ease, transform 0.2s ease;
+      }
+      .waveform-preview:hover {
+        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
+        transform: translateY(-2px);
       }
       .waveform-preview-header {
         display: flex;
         align-items: center;
         justify-content: space-between;
-        padding: 10px 12px;
-        background: var(--vscode-input-background);
+        padding: 14px 16px;
+        background: linear-gradient(135deg, var(--vscode-input-background) 0%, var(--vscode-editor-background) 100%);
         border-bottom: 1px solid var(--vscode-panel-border);
+        backdrop-filter: blur(10px);
       }
       .waveform-preview-title {
         display: flex;
         align-items: center;
-        gap: 8px;
-        font-size: 13px;
-        font-weight: 500;
+        gap: 10px;
+        font-size: 14px;
+        font-weight: 600;
         color: var(--vscode-foreground);
+        letter-spacing: 0.3px;
       }
       .waveform-preview-title svg {
-        width: 16px;
-        height: 16px;
+        width: 18px;
+        height: 18px;
         color: var(--vscode-button-background);
+        filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
       }
       .waveform-expand-btn {
-        padding: 4px 12px;
+        padding: 6px 14px;
         background: var(--vscode-button-background);
         color: var(--vscode-button-foreground);
         border: none;
-        border-radius: 4px;
+        border-radius: 6px;
         cursor: pointer;
         font-size: 12px;
+        font-weight: 500;
         display: flex;
         align-items: center;
-        gap: 4px;
-        transition: opacity 0.2s ease;
+        gap: 6px;
+        transition: all 0.2s ease;
+        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
       }
       .waveform-expand-btn:hover {
-        opacity: 0.9;
+        background: var(--vscode-button-hoverBackground);
+        transform: translateY(-1px);
+        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
+      }
+      .waveform-expand-btn:active {
+        transform: translateY(0);
+        box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
       }
       .waveform-expand-btn svg {
         width: 14px;
         height: 14px;
       }
       .waveform-preview-content {
-        padding: 0;
-        min-height: 200px;
-        max-height: 300px;
+        padding: 12px;
         overflow: hidden;
         position: relative;
         background: var(--vscode-editor-background);
       }
       .waveform-preview-canvas {
         width: 100%;
-        height: 100%;
-        min-height: 200px;
+        height: auto;
       }
       .waveform-preview-placeholder {
         display: flex;
@@ -88,7 +102,8 @@ export function getWaveformPreviewContent(): string {
       }
       .waveform-mini-viewer {
         width: 100%;
-        height: 200px;
+        height: auto;
+        min-height: 120px;
         background: var(--vscode-editor-background);
         position: relative;
         overflow: hidden;