:root {
  --bg: #f2f3f5;
  --card: #ffffff;
  --primary: #07c160; /* 企微绿 */
  --primary-dark: #06a050;
  --text: #1f1f1f;
  --muted: #8a8a8a;
  --line: #ececec;
  --danger: #fa5151;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}
.app { max-width: 640px; margin: 0 auto; padding: 0 0 32px; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; background: var(--primary); color: #fff;
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 600; }
.topbar #who { font-size: 13px; opacity: 0.9; }

.card {
  background: var(--card); border-radius: 12px; margin: 12px; padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.card h2 { font-size: 15px; margin: 0 0 12px; }

/* 今日任务卡 */
.today-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
#today-seq { font-weight: 600; color: var(--primary); }
.streak { color: #ff9500; font-size: 13px; }
.today-chapter { color: var(--muted); font-size: 13px; margin-bottom: 2px; }
/* 节标题（2026-09-17 按章 - 节推进）：章在上一行灰字，节标题单独一行、字号接近正文，好一眼看清今天读哪一节 */
.today-title { font-size: 16px; font-weight: 600; margin-bottom: 10px; line-height: 1.5; }
.today-content { font-size: 16px; white-space: pre-wrap; line-height: 1.9; }

/* ── 往期读物（2026-09-17 新增）───────────────────────────────────────────── */
.archive-btn { display: block; width: calc(100% - 24px); margin: 0 12px 4px; }
.mask {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(0, 0, 0, 0.45);
  display: flex; align-items: flex-end;
}
.mask.hidden { display: none; }
.sheet {
  background: #fff; width: 100%; max-height: 82vh; overflow-y: auto;
  border-radius: 16px 16px 0 0; padding: 16px 16px 28px;
}
.sheet-head {
  display: flex; align-items: center; justify-content: space-between;
  font-weight: 600; font-size: 16px; margin-bottom: 6px;
}
.archive-list { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.archive-item { border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.archive-item.cur { border-color: var(--primary); background: #f6fffa; }
.archive-item .ai-title { font-weight: 600; font-size: 15px; }
.archive-item .ai-meta { color: var(--muted); font-size: 13px; margin-top: 4px; }
.archive-item .ai-bar { background: #eee; height: 6px; border-radius: 3px; margin-top: 8px; overflow: hidden; }
.archive-item .ai-bar > i { display: block; height: 100%; background: var(--primary); }
.archive-item .ai-badge {
  font-size: 12px; color: var(--primary); border: 1px solid var(--primary);
  border-radius: 4px; padding: 1px 5px; margin-left: 6px; font-weight: normal;
}
.archive-item .ai-badge.other { color: var(--muted); border-color: #d5d5d5; }
.archive-actions { margin-top: 10px; }
.feed-notice.clickable { cursor: pointer; text-decoration: underline; }

/* ── 目录选节（2026-09-17 新增）───────────────────────────────────────────── */
/* 入口按钮：夹在「回到第一章 / 上一段 / 跳过本段」下面，用主色边框与其它 ghost 按钮区分开，
   否则四个长得一样的灰按钮里用户找不到它。 */
.toc-btn { color: var(--primary); border-color: #b8ecc8; background: #f6fffa; }
.toc-btn:active { background: #eafaf1; }
.toc-meta { font-size: 13px; color: var(--muted); margin: 4px 0 8px; }
.toc-meta b { color: var(--text); }
.toc-legend {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  font-size: 12px; color: var(--muted); padding-bottom: 8px; border-bottom: 1px solid var(--line);
}
.toc-dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.toc-dot.done { background: var(--primary); }
.toc-dot.skipped { background: #cfcfcf; }
.toc-dot.todo { background: #fff; border: 1px solid #d5d5d5; }
.toc-legend .toc-cur-hint { margin-left: auto; color: var(--primary); }
.toc-list { margin-top: 4px; }

/* 章标题：滚动时吸顶，翻长目录时不至于不知道自己在第几章 */
.toc-chap {
  position: sticky; top: 0; z-index: 1;
  background: #f7f8fa; color: #555; font-size: 13px; font-weight: 600;
  padding: 7px 10px; margin: 8px 0 4px; border-radius: 6px;
}
.toc-item {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  background: #fff; border: 0; border-bottom: 1px solid #f4f4f4;
  border-radius: 0; padding: 11px 8px; font-size: 14px; line-height: 1.5;
}
.toc-item:active { background: #f7f8fa; }
.toc-item .ti-seq { flex: none; width: 26px; color: var(--muted); font-size: 12px; text-align: right; }
.toc-item .ti-title { flex: 1 1 auto; min-width: 0; }
.toc-item .ti-mark { flex: none; font-size: 12px; color: var(--muted); }
.toc-item.done .ti-title { color: #8a8a8a; }
.toc-item.done .ti-mark { color: var(--primary); }
.toc-item.skipped .ti-title { color: #b6b6b6; }
.toc-item.cur { background: #f6fffa; box-shadow: inset 3px 0 0 var(--primary); }
.toc-item.cur .ti-title { color: var(--primary); font-weight: 600; }

/* 按钮 */
button {
  border: none; border-radius: 8px; padding: 10px 16px; font-size: 15px;
  background: #f2f2f2; color: var(--text); cursor: pointer;
}
button.primary { background: var(--primary); color: #fff; }
button.primary:active { background: var(--primary-dark); }
button:disabled { opacity: 0.6; }
.record-btn { width: 100%; padding: 14px; font-size: 16px; font-weight: 600; background: var(--primary); color: #fff; }
.record-btn.recording { background: var(--danger); }
button.ghost { width: 100%; margin-top: 10px; background: #fff; color: var(--muted); border: 1px solid var(--line); font-weight: 500; }
button.ghost:active { background: #f7f8fa; }
.btn-row { display: flex; gap: 10px; margin-bottom: 12px; }
.btn-row button { flex: 1; }

/* 段落导航行：回到第一章 / 上一段 / 跳过本段（三按钮等分，窄屏也不换行） */
.nav-row { display: flex; gap: 8px; margin-top: 10px; }
.nav-row button.ghost {
  width: auto; flex: 1 1 0; min-width: 0; margin-top: 0;
  padding: 10px 6px; font-size: 13px; white-space: nowrap;
}
.nav-row button.ghost:disabled { opacity: 0.45; }

.hint { color: var(--muted); font-size: 13px; margin: 8px 0; }
.msg { font-size: 13px; margin-top: 8px; min-height: 18px; }

textarea {
  width: 100%; min-height: 90px; border: 1px solid var(--line); border-radius: 8px;
  padding: 10px; font-size: 15px; font-family: inherit; resize: vertical;
}
input[type=text], input[type=file] { width: 100%; margin-bottom: 10px; font-size: 14px; }

/* 看板 */
.overview .ov-title { font-weight: 600; margin-bottom: 10px; }
.ov-grid { display: flex; gap: 8px; }
.ov-cell { flex: 1; background: #f7f8fa; border-radius: 8px; padding: 12px 4px; text-align: center; }
.ov-cell b { display: block; font-size: 22px; color: var(--primary); }
.ov-cell span { font-size: 12px; color: var(--muted); }
.byseq { margin-top: 12px; }
.byseq-title { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.byseq-row { display: flex; justify-content: space-between; padding: 6px 0; border-top: 1px solid var(--line); font-size: 14px; }

/* 排行榜 */
.leaderboard { margin: 0; padding-left: 20px; }
.leaderboard li { padding: 6px 0; display: flex; gap: 10px; align-items: center; }
.lb-streak { color: #ff9500; font-size: 13px; }
/* 后台排行榜上的「⏭ 跳过 N」（2026-09-17 目录选节上线后新增）：一眼看出谁在挑着读 */
.lb-skipped { color: #d97706; background: #fff4e5; font-size: 12px; padding: 1px 6px; border-radius: 4px; }

/* 名单 */
.namelist { list-style: none; margin: 0; padding: 0; }
.namelist li { padding: 8px 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; }
.namelist li.ok { color: var(--primary); justify-content: center; }
.nc-seq { color: var(--muted); font-size: 13px; }
.mslist { list-style: none; margin: 0; padding: 0; }
.mslist li { padding: 8px 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; }
.tag-active { background: var(--primary); color: #fff; font-size: 12px; padding: 2px 6px; border-radius: 4px; }

/* feed：日期选择条 */
.feed-date-bar { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; }
.feed-date-bar input[type=date] {
  flex: 0 1 auto; min-width: 0; background: #fff; color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px;
  font-size: 14px; font-family: inherit;
}
.feed-date-bar button.sm {
  flex: none; padding: 7px 12px; font-size: 13px;
  background: #fff; color: var(--muted); border: 1px solid var(--line);
}
.feed-date-bar button.sm:active { background: #f7f8fa; }
.feed-count { margin-left: auto; color: var(--muted); font-size: 13px; }
/* 空日里的「回到今天」按钮 */
#feed .sm {
  padding: 7px 12px; font-size: 13px;
  background: #fff; color: var(--muted); border: 1px solid var(--line);
}

/* feed：组别筛选条（2026-09-15） */
.feed-group-bar { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; flex-wrap: wrap; }
.feed-group-bar select {
  flex: 0 1 auto; min-width: 0; max-width: 100%;
  background: #fff; color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px;
  font-size: 14px; font-family: inherit;
}
.my-group-tag {
  font-size: 12px; color: #2767c9; background: #eef6ff;
  padding: 3px 8px; border-radius: 999px;
}
/* 今天卡片上的「书名 · 我的组」 */
.today-book { font-size: 12px; color: #2767c9; margin-bottom: 4px; }
/* 作品头部的书名与来源组标注 */
.feed-book { color: #2767c9; }
.feed-group {
  font-size: 11px; font-weight: 500; color: #2767c9; background: #eef6ff;
  padding: 1px 6px; border-radius: 4px; margin-left: 4px;
}

/* feed */
.feed-item { border-top: 1px solid var(--line); padding: 12px 0; }
.feed-item:first-child { border-top: none; }
.feed-head { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.tag-mine { background: #e8f8ee; color: var(--primary); font-size: 11px; padding: 1px 6px; border-radius: 4px; margin-left: 6px; }
.tag-private { background: #fff4e5; color: #d97706; font-size: 11px; padding: 1px 6px; border-radius: 4px; margin-left: 6px; }
.chk { display: flex; align-items: center; gap: 6px; font-size: 13px; color: #666; margin: 8px 0; cursor: pointer; }
.feed-item audio { width: 100%; margin: 4px 0; }
.share-text { margin: 4px 0; white-space: pre-wrap; }
.comments { margin: 8px 0 4px; }
.comment { font-size: 13px; color: #555; padding: 2px 0; }
.comment-form { display: flex; gap: 8px; margin-top: 6px; }
.comment-form input { flex: 1; border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; font-size: 14px; }
.comment-form button { padding: 6px 14px; font-size: 14px; }

/* ===== emoji 表情面板（写分享 / 点评）===== */
.hidden { display: none !important; }
.emoji-btn { padding: 4px 8px; font-size: 14px; background: #fff; border: 1px solid var(--line); }
.comment-form .emoji-btn { padding: 6px 9px; font-size: 15px; }
.emoji-panel {
  position: absolute; z-index: 1001; background: #fff; border: 1px solid var(--line);
  border-radius: 10px; padding: 8px; width: 304px; max-width: 92vw;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .14);
  display: grid; grid-template-columns: repeat(8, 1fr); gap: 2px;
}
.emoji-item {
  border: 0; background: transparent; font-size: 21px; padding: 5px 0;
  cursor: pointer; border-radius: 6px; line-height: 1.2;
}
.emoji-item:active { background: #f0f1f3; }

/* ===== 点评表情图 ===== */
.comment-img {
  max-width: 130px; max-height: 130px; border-radius: 8px; margin-top: 5px;
  cursor: pointer; border: 1px solid var(--line); display: block;
}
.cmt-preview { position: relative; display: inline-block; margin-top: 6px; }
.cmt-preview img { width: 58px; height: 58px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); }
.cmt-preview .del {
  position: absolute; top: -7px; right: -7px; width: 19px; height: 19px;
  border-radius: 50%; background: #e5484d; color: #fff; border: 0;
  font-size: 12px; line-height: 1; cursor: pointer; padding: 0;
}

/* 图片查看器 */
.viewer {
  position: fixed; inset: 0; background: rgba(0, 0, 0, .9); z-index: 1000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.viewer img { max-width: 100%; max-height: 100%; border-radius: 6px; }

/* 点赞按钮 */
.like-btn { align-self: flex-start; display: inline-flex; align-items: center; gap: 4px; margin-top: 8px;
  background: #f7f8fa; color: var(--muted); border: 1px solid var(--line); border-radius: 16px;
  padding: 4px 12px; font-size: 13px; }
.like-btn:active { background: #eef0f2; }
.like-btn.liked { background: #e8f8ee; color: var(--primary); border-color: #b8ecc8; }
.like-btn .like-count { font-weight: 600; }

/* 本周最热分享（管理后台） */
.card-hot { border: 1px solid #ffe2a8; background: linear-gradient(180deg,#fffdf6,#ffffff); }
.top-liked .hint { margin: 4px 0; }
.hot-share { padding: 4px 2px; }
.hot-head { font-weight: 600; color: #c8820a; font-size: 15px; }
.hot-excerpt { margin: 6px 0; color: var(--text); white-space: pre-wrap; word-break: break-word; }
.hot-link { display: inline-block; color: var(--primary); font-weight: 600; text-decoration: none; }
.hot-link:hover { text-decoration: underline; }

/* feed 深链高亮 */
.feed-item.feed-highlight { box-shadow: 0 0 0 3px var(--primary); border-radius: 12px; transition: box-shadow .3s; }

/* 排行榜点赞维度 */
.lb-rank { width: 20px; color: var(--muted); font-size: 13px; flex: none; }
.leaderboard li { padding: 6px 0; display: flex; gap: 10px; align-items: center; }
.lb-likes { color: var(--primary); font-size: 13px; margin-left: auto; }