Build Digital Human module pages for ClipAI - an AI Video Creation platform. Two pages.

DARK THEME (#0a0a0f bg, cards #1a1a26):
Gradient accents: cyan-to-blue (#06b6d4 → #3b82f6) for this module

== PAGE 1: AVATAR MANAGEMENT (我的数字人形象) ==

TOP:

• Title "数字人形象" with count
• "创建新形象" gradient button (opens a modal)

AVATAR GRID (3-4 columns):
Each avatar card:

• Avatar image/video preview (1:1 aspect, rounded corners)
• Avatar name
• Status badge:
  • PENDING: "等待训练" yellow pulse
  • PROCESSING: "训练中" blue with animated ring spinner + estimated time
  • COMPLETED: "已就绪" green check, ready to use
  • FAILED: "训练失败" red with retry button
• Created date
• Action menu: 创建视频, 查看详情, 删除

CREATE AVATAR MODAL:

• Title: "创建数字人形象"
• Name input
• Video upload area (drag & drop) with requirements:
  • "上传一段包含正面说话的视频"
  • "建议时长 30秒-2分钟"
  • "支持 MP4, MOV 格式"
• Video preview player after upload
• "开始训练" gradient button
• Tips: "训练大约需要 30-60 分钟"

== PAGE 2: DIGITAL HUMAN VIDEO LIST (数字人视频) ==

TOP:

• Title "数字人视频"
• Filter: avatar selector dropdown, status filter

VIDEO GRID (3 columns):
Each video card:

• Video thumbnail with play overlay (if completed)
• Video title
• Avatar info (small avatar image + name)
• Status (same as task statuses with animations)
• Duration, created date
• Actions: play, download, delete

VIDEO DETAIL (could be a slide-over panel from right):

• Large video player
• Video info: avatar used, script text, audio settings
• Download button
• Related videos from same avatar

Use shadcn/ui, Tailwind, Lucide icons.