/* 七宝听书 - 儿童卡通风格 */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
  --bg1: #aee9ff; --bg2: #ffe8f4;
  --card: #ffffff;
  --ink: #4a3b60;
  --accent: #ff7eb6;
  --accent2: #7cd4fd;
  --shadow: 0 8px 0 rgba(74,59,96,.12);
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(160deg, var(--bg1) 0%, var(--bg2) 100%);
  min-height: 100vh;
  color: var(--ink);
  display: flex;
  flex-direction: column;
}

/* 正文撑满剩余空间，让页脚贴底；底部留出悬浮播放条的空间 */
main#view { flex: 1; padding-bottom: 120px; }

/* 底部版权/备案信息 */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 18px 16px 26px;
}
.site-footer p { font-size: 13px; opacity: .75; }
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px;
}
.topbar h1 { font-size: 28px; letter-spacing: 2px; }
.home-btn {
  border: none; background: #fff; border-radius: 999px;
  padding: 10px 20px; font-size: 18px; cursor: pointer;
  box-shadow: var(--shadow); font-family: inherit;
}
.home-btn:active { transform: translateY(3px); box-shadow: 0 3px 0 rgba(74,59,96,.12); }

#view { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.loading { text-align: center; font-size: 20px; margin-top: 80px; opacity: .7; }

/* 书目卡片 */
/* 书目卡片：flex 居中，单本/多本都好看 */
.book-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 22px; }
.book-card {
  width: 200px;
  background: var(--card); border-radius: 26px; padding: 22px 18px;
  text-align: center; cursor: pointer; box-shadow: var(--shadow);
  border: 4px solid transparent; transition: transform .15s, border-color .15s;
}
.book-card:hover { transform: translateY(-6px) rotate(-1deg); border-color: var(--accent); }
.book-card .emoji { font-size: 64px; display: block; margin-bottom: 10px; }
.book-card .title { font-size: 22px; font-weight: bold; margin-bottom: 6px; }
.book-card .meta { font-size: 15px; opacity: .6; }

/* 章节列表 */
.chap-head { text-align: center; margin: 10px 0 26px; }
.chap-head .big-emoji { font-size: 72px; }
.chap-head h2 { font-size: 30px; margin: 8px 0 4px; }
.chap-head p { opacity: .6; font-size: 16px; }
.chap-list { display: flex; flex-direction: column; gap: 14px; }
.chap-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--card); border-radius: 20px; padding: 16px 20px;
  cursor: pointer; box-shadow: var(--shadow); border: 3px solid transparent;
  font-size: 19px; transition: transform .15s, border-color .15s;
}
.chap-item:hover { transform: translateX(6px); border-color: var(--accent2); }
.chap-item .num {
  flex: 0 0 44px; height: 44px; border-radius: 50%;
  background: var(--accent2); color: #fff; font-weight: bold;
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}
.chap-item.active { border-color: var(--accent); background: #fff5fa; }
.chap-item .playing-icon { margin-left: auto; font-size: 20px; }

/* 底部播放条 */
.player-bar {
  position: fixed; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; gap: 16px;
  background: rgba(255,255,255,.95); backdrop-filter: blur(8px);
  padding: 14px 24px; border-radius: 28px 28px 0 0;
  box-shadow: 0 -6px 24px rgba(74,59,96,.15);
  max-width: 820px; margin: 0 auto;
}
.player-info { min-width: 0; flex: 1; }
.p-book { font-size: 14px; opacity: .55; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.p-chap { font-size: 18px; font-weight: bold; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.play-btn {
  flex: 0 0 64px; height: 64px; border-radius: 50%;
  border: none; background: var(--accent); color: #fff;
  font-size: 26px; cursor: pointer; box-shadow: var(--shadow);
}
.play-btn:active { transform: translateY(3px); }
.progress-wrap {
  flex: 2; height: 14px; background: #eee2f2; border-radius: 999px; cursor: pointer; overflow: hidden;
}
.progress { height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent2)); border-radius: 999px; }
.p-time { flex: 0 0 auto; font-size: 14px; font-variant-numeric: tabular-nums; opacity: .7; }

/* 播放条出现后：页脚抬到播放条上方，避免重叠 */
body.has-bar .site-footer { padding-bottom: 130px; }

/* hidden 属性优先级兜底：未开播时绝不显示播放条 */
.player-bar[hidden] { display: none !important; }

@media (max-width: 620px) {
  .progress-wrap { display: none; }
  .book-card { width: 150px; }
}