- 优化界面全屏、视频上传进度条、视频自动裁切铺满屏幕

src/styles/admin.css

@@ -949,6 +949,37 @@ button { font-family: "Poppins", "PingFang SC", sans-serif; cursor: pointer; tra
   font-variant-numeric: tabular-nums;
 }
 
+/* ============ Upload Progress ============ */
+.upload-progress {
+  margin-top: var(--space-12);
+  display: flex;
+  align-items: center;
+  gap: var(--space-12);
+}
+.progress-bar {
+  flex: 1;
+  height: 6px;
+  background: rgba(0,0,0,0.06);
+  border-radius: 3px;
+  overflow: hidden;
+}
+.progress-fill {
+  height: 100%;
+  background: var(--primary);
+  border-radius: 3px;
+  transition: width 0.25s ease;
+  box-shadow: 0 0 8px rgba(0, 189, 125, 0.3);
+}
+.progress-text {
+  font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
+  font-size: 11px;
+  font-weight: 500;
+  color: var(--text-dim);
+  white-space: nowrap;
+  flex-shrink: 0;
+  font-variant-numeric: tabular-nums;
+}
+
 /* ============ Responsive ============ */
 @media (max-width: 768px) {
   .login-card { padding: var(--space-24) var(--space-16) var(--space-32); margin: var(--space-12); max-width: none; }

src/styles/screen.css

@@ -121,7 +121,7 @@
   inset: 0;
   width: 100vw;
   height: 100vh;
-  object-fit: contain;
+  object-fit: cover;
   background: transparent;
   z-index: 3;
 }
@@ -130,7 +130,7 @@
   inset: 0;
   width: 100vw;
   height: 100vh;
-  object-fit: contain;
+  object-fit: cover;
   background: transparent;
   z-index: 3;
   display: none;
@@ -429,3 +429,18 @@
   font-variant-numeric: tabular-nums;
   font-family: "SF Mono", "JetBrains Mono", "Consolas", monospace;
 }
+
+/* ============ Watermark ============ */
+.watermark {
+  position: fixed;
+  bottom: 28px;
+  left: 28px;
+  z-index: 100;
+  font-size: 10px;
+  font-weight: 400;
+  color: rgba(255,255,255,0.2);
+  letter-spacing: 0.08em;
+  pointer-events: none;
+  user-select: none;
+  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
+}