:root {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #4f7cff;
  --primary-soft: #eaf0ff;
  --danger: #ef4444;
  --ok: #22c55e;
  --radius: 14px;
  --shadow: 0 4px 18px rgba(0,0,0,.08);
  --font: 16px;
  --sidebar-w: 220px;
}
[data-theme="dark"] {
  --bg: #15171c;
  --surface: #1f222b;
  --text: #e8eaf0;
  --muted: #9aa3b2;
  --border: #2c2f3a;
  --primary-soft: #243047;
}
[data-large="true"] { --font: 19px; }

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: var(--font);
  line-height: 1.5;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; background: var(--surface);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20;
  flex-wrap: wrap; gap: 10px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-icon { font-size: 30px; }
.topbar h1 { font-size: 1.25em; margin: 0; }
.subtitle { margin: 2px 0 0; color: var(--muted); font-size: .82em; }
.top-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.btn {
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 10px; padding: 8px 12px; cursor: pointer; font-size: .9em;
  transition: .15s;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.block { width: 100%; margin-top: 12px; }
.btn.small { font-size: .82em; padding: 6px 10px; }
.sync-badge {
  font-size: .8em; padding: 6px 10px; border-radius: 20px;
  background: var(--primary-soft); color: var(--primary); font-weight: 600;
}
.sync-badge.syncing { background: #fff4e0; color: #d97706; }
.sync-badge.ok { background: #e7f9ee; color: var(--ok); }
.sync-badge.err { background: #fdeaea; color: var(--danger); }

/* 左侧导航 + 主内容布局 */
.layout { display: flex; align-items: stretch; min-height: calc(100vh - 62px); }
.sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
  background: var(--surface); border-right: 1px solid var(--border);
  padding: 14px 10px; display: flex; flex-direction: column; gap: 8px;
  position: sticky; top: 62px; height: calc(100vh - 62px); overflow-y: auto;
}
.side-nav { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: 10px; cursor: pointer; border: 1px solid transparent;
  font-size: .95em; background: transparent; color: var(--text); text-align: left; width: 100%;
}
.nav-item:hover { border-color: var(--primary); }
.nav-item.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.nav-item .icon { font-size: 1.25em; }
.side-settings {
  border: 1px dashed var(--border); background: transparent; color: var(--muted);
  border-radius: 10px; padding: 10px 12px; cursor: pointer; font-size: .92em; text-align: left; width: 100%;
}
.side-settings:hover { border-color: var(--primary); color: var(--primary); }

.main { flex: 1; min-width: 0; padding: 0 0 40px; }
.module-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px 8px; flex-wrap: wrap; gap: 10px; }
.module-head h2 { margin: 0; font-size: 1.3em; }
.search {
  border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px;
  font-size: .9em; min-width: 200px; background: var(--surface); color: var(--text);
}
#moduleMeta { padding: 0 22px; }

/* 每日计划进度条 */
.progress { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.progress .bar { height: 10px; background: var(--primary); border-radius: 6px; transition: width .3s; }
.progress .progress-text { font-size: .85em; color: var(--muted); }

/* 爆款热点灵感横幅 */
.inspiration {
  background: linear-gradient(135deg, var(--primary-soft), var(--surface));
  border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 10px;
}
.insp-head { display: flex; align-items: center; justify-content: space-between; font-weight: 600; margin-bottom: 6px; }
.insp-text { margin: 0; font-size: 1.02em; }
.insp-note { margin: 6px 0 0; font-size: .78em; color: var(--muted); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; padding: 10px 22px 40px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.card.done { opacity: .6; }
.card.done .card-title strong { text-decoration: line-through; }
.card .card-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.card .card-title strong { font-size: 1.02em; }
.card-actions { display: flex; gap: 6px; }
.mini-btn {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px;
  padding: 4px 8px; cursor: pointer; font-size: .82em; color: var(--muted);
}
.mini-btn:hover { border-color: var(--primary); color: var(--primary); }
.mini-btn.danger:hover { border-color: var(--danger); color: var(--danger); }
.field { margin: 8px 0; }
.field label { display: block; font-size: .8em; color: var(--muted); margin-bottom: 3px; }
.field input, .field textarea {
  width: 100%; border: 1px solid var(--border); border-radius: 8px;
  padding: 7px 9px; font-size: .95em; background: var(--surface); color: var(--text);
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 56px; }
.field.checkbox .check-row { display: flex; align-items: center; gap: 8px; font-size: .95em; cursor: pointer; }
.field.checkbox .check-row input { width: auto; transform: scale(1.2); }
.empty { color: var(--muted); padding: 30px; text-align: center; grid-column: 1 / -1; }

.settings-panel {
  position: fixed; inset: 0; background: var(--bg); z-index: 50;
  padding: 30px; overflow-y: auto; max-width: 640px; margin: 0 auto;
}
.settings-panel.hidden { display: none; }
.settings-panel h2 { margin-top: 0; }
.hint { color: var(--muted); font-size: .88em; }
code { background: var(--primary-soft); padding: 1px 6px; border-radius: 6px; font-size: .9em; }
.setting-row { margin: 14px 0; }
.setting-row label { display: block; font-size: .88em; margin-bottom: 4px; }
.setting-row input, .setting-row textarea {
  width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 9px;
  font-size: .95em; background: var(--surface); color: var(--text); font-family: inherit;
}
.setting-row.checkbox { display: flex; align-items: center; gap: 10px; }
.setting-row.checkbox input { width: auto; }

/* 年度目标：可增删的多目标列表 */
.goals-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 8px; }
.goal-item { display: flex; align-items: center; gap: 8px; }
.goal-item input {
  flex: 1; width: 100%; border: 1px solid var(--border); border-radius: 8px;
  padding: 9px; font-size: .95em; background: var(--surface); color: var(--text);
  font-family: inherit;
}
.goal-del {
  flex: 0 0 auto; width: 34px; height: 34px; display: inline-flex;
  align-items: center; justify-content: center; font-size: 1.1em;
}

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #1f2430; color: #fff; padding: 12px 18px; border-radius: 12px;
  z-index: 100; font-size: .9em; box-shadow: var(--shadow); max-width: 90vw;
}
.toast.hidden { display: none; }
.hidden { display: none; }

/* 移动端：侧栏变顶部横滑 */
@media (max-width: 720px) {
  .layout { flex-direction: column; }
  .sidebar {
    width: 100%; flex: none; height: auto; position: static;
    flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border);
  }
  .side-nav { flex-direction: row; flex: none; }
  .nav-item { white-space: nowrap; }
  .side-settings { white-space: nowrap; flex: none; width: auto; }
}