/* styles/base.css — 基础变量与重置（home-dev-spec.md v2.0 目录结构）
   与 assets/style.css 同源变量，保证频道页/播放页与新主页视觉一致。 */
:root {
  --bg: #FFFFFF;
  --bg-alt: #F9F9F9;
  --card: #FFFFFF;
  --primary: #FF0000;
  --primary-soft: #FFF0F0;
  --accent: #FF0000;
  --info: #065FD4;
  --success: #1D9A6C;
  --text: #0F0F0F;
  --muted: #606060;
  --border: #E5E5E5;
  --shadow: 0 4px 16px rgba(0, 0, 0, .10);
  --radius: 12px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.6;
}
a { color: inherit; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* 模块标题：左侧品牌红竖条 */
.module-title, .sub-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--text);
}
.module-title::before, .sub-title::before {
  content: "";
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--primary);
  flex: none;
}
.sub-title { font-size: 16px; margin-top: 26px; }