/* ==================== Ink Theme - 水墨风 ==================== */
[data-theme="ink"] {
  /* 基础色彩 */
  --bg-primary: #f5f0e8;
  --bg-secondary: #ebe5d9;
  --text-primary: #2c2c2c;
  --text-secondary: #666655;
  --border-color: rgba(0,0,0,0.12);
  --header-bg: rgba(245,240,232,0.9);

  /* 强调色 */
  --accent-color: #4a4a4a;
  --accent-hover: #2c2c2c;
  --accent-text: #f5f0e8;
  --accent-glow: rgba(0,0,0,0.2);

  /* 字体 */
  --font-heading: 'Ma Shan Zheng', 'Noto Serif SC', serif;
  --font-body: 'Noto Serif SC', serif;

  /* 组件 */
  --tab-radius: 2px;
  --card-radius: 4px;
  --card-hover-shadow: 0 6px 20px rgba(0,0,0,0.12);

  /* 画框公共 */
  --frame-padding: 16px;
  --frame-bg: #f5f0e8;
}

/* ==================== 水墨风画框 - 水彩 ==================== */
[data-theme="ink"] .frame-watercolor {
  padding: 18px;
  background: #f5f0e8;
  border: none;
  box-shadow: 0 0 30px rgba(0,0,0,0.1), inset 0 0 60px rgba(0,0,0,0.03);
  border-radius: 2px;
  position: relative;
}

[data-theme="ink"] .frame-watercolor::before {
  content: '';
  position: absolute;
  top: 4px; left: 4px; right: 4px; bottom: 4px;
  border: 1px solid rgba(0,0,0,0.08);
  pointer-events: none;
}

/* ==================== 水墨风画框 - 素描 ==================== */
[data-theme="ink"] .frame-sketch {
  padding: 16px;
  background: #f0ebe0;
  border: 2px solid #3a3a3a;
  border-radius: 0;
  box-shadow: 3px 3px 0 rgba(0,0,0,0.15);
}

/* ==================== 水墨风画框 - 条漫 ==================== */
[data-theme="ink"] .frame-comic {
  padding: 20px 16px;
  background: #f5f0e8;
  border-left: 4px solid #2c2c2c;
  border-right: 4px solid #2c2c2c;
  border-top: none;
  border-bottom: none;
  border-radius: 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

/* ==================== 水墨风画框 - 油画棒 ==================== */
[data-theme="ink"] .frame-pastel {
  padding: 14px;
  background: #ebe5d9;
  border: none;
  border-radius: 0;
  box-shadow: 
    -4px -4px 8px rgba(0,0,0,0.06),
    4px 4px 8px rgba(0,0,0,0.1),
    0 0 40px rgba(0,0,0,0.05);
}

/* ==================== 水墨风画框 - 板绘 ==================== */
[data-theme="ink"] .frame-digital {
  padding: 12px;
  background: #2c2c2c;
  border: 2px solid #4a4a4a;
  border-radius: 2px;
  box-shadow: 0 0 20px rgba(0,0,0,0.2);
}

/* ==================== 水墨风画框 - 处女座 ==================== */
[data-theme="ink"] .frame-debut {
  padding: 24px;
  background: #f5f0e8;
  border: none;
  border-radius: 0;
  box-shadow: none;
  position: relative;
}

[data-theme="ink"] .frame-debut::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: rgba(0,0,0,0.15);
}