:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --ink: #1f2330;
  --ink-soft: #6b7280;
  --line: #e6e9f0;
  --primary: #4f6ef7;
  --primary-soft: #eaeefe;
  --work: #3b82f6;
  --kid: #ec4899;
  --family: #10b981;
  --self: #8b5cf6;
  --other: #94a3b8;
  --q1: #ef4444;
  --q2: #f59e0b;
  --q3: #3b82f6;
  --q4: #9ca3af;
  --red: #ef4444;
  --green: #10b981;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body {
  margin: 0; padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}
#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--bg);
  position: relative;
  padding-bottom: 24px;
}

/* 顶栏 */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px 10px;
  position: sticky; top: 0; z-index: 20;
  background: linear-gradient(180deg, #ffffff 70%, rgba(255,255,255,0.85));
  backdrop-filter: blur(8px);
}
.brand { font-size: 20px; font-weight: 800; letter-spacing: .5px; }
.date { font-size: 13px; color: var(--ink-soft); }

/* 标签页 */
.tabs {
  display: flex; gap: 6px; padding: 4px 14px 10px;
  position: sticky; top: 56px; z-index: 19; background: var(--bg);
}
.tab {
  flex: 1; border: none; background: #fff; color: var(--ink-soft);
  padding: 10px 0; border-radius: 12px; font-size: 14px; font-weight: 600;
  cursor: pointer; box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.tab.active { background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(79,110,247,.3); }

.panel { display: none; padding: 0 14px; }
.panel.active { display: block; }

/* 概览 */
.summary {
  display: flex; gap: 8px; margin: 8px 0 12px; overflow-x: auto;
}
.summary .s-card {
  flex: 1; min-width: 92px; background: #fff; border-radius: 14px; padding: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,.05); text-align: center;
}
.summary .s-num { font-size: 22px; font-weight: 800; }
.summary .s-lab { font-size: 12px; color: var(--ink-soft); margin-top: 2px; }
.s-todo .s-num { color: var(--primary); }
.s-today .s-num { color: var(--study); }
.s-over .s-num { color: var(--red); }

/* 速记 */
.capture { background: #fff; border-radius: 16px; padding: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.05); }
#input {
  width: 100%; border: none; resize: none; outline: none; font-size: 15px;
  min-height: 64px; line-height: 1.5; color: var(--ink); background: transparent;
}
.capture-actions { display: flex; gap: 10px; margin-top: 6px; }
.btn {
  border: none; border-radius: 12px; padding: 11px 14px; font-size: 15px;
  font-weight: 600; cursor: pointer; background: #eef1f7; color: var(--ink);
  transition: transform .05s ease;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--primary); color: #fff; flex: 1; }
.btn-mic { background: var(--primary-soft); color: var(--primary); }
.btn-mic.recording { background: var(--red); color: #fff; animation: pulse 1s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .6; } }
.mic-status { font-size: 13px; color: var(--primary); margin-top: 8px; min-height: 18px; }

/* 筛选 / 排序 */
.filters { display: flex; gap: 8px; margin: 14px 0 6px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: #fff; color: var(--ink-soft);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; cursor: pointer;
}
.chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.sortbar { font-size: 13px; color: var(--ink-soft); margin: 8px 2px; }
.sort {
  border: none; background: transparent; color: var(--ink-soft);
  font-size: 13px; cursor: pointer; padding: 2px 6px;
}
.sort.active { color: var(--primary); font-weight: 700; }

/* 事件列表 */
.event-list { list-style: none; padding: 0; margin: 6px 0 0; }
.event {
  background: #fff; border-radius: 14px; padding: 12px 14px; margin-bottom: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,.05); position: relative; overflow: hidden;
}
.event::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
}
.event.q1::before { background: var(--q1); }
.event.q2::before { background: var(--q2); }
.event.q3::before { background: var(--q3); }
.event.q4::before { background: var(--q4); }
.event.done { opacity: .55; }
.event.done .e-title { text-decoration: line-through; }
.e-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.e-title { font-size: 15px; font-weight: 700; flex: 1; min-width: 0; word-break: break-word; }
.tag { font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 600; }
.tag.cat-工作 { background: #e8f0fe; color: var(--work); }
.tag.cat-孩子 { background: #fde8f3; color: var(--kid); }
.tag.cat-家庭 { background: #e7f8f1; color: var(--family); }
.tag.cat-自我 { background: #f1ecff; color: var(--self); }
.tag.cat-其他 { background: #eef1f7; color: var(--other); }
.tag.p-高 { background: #fde8e8; color: var(--q1); }
.tag.p-中 { background: #fef3e2; color: var(--q2); }
.tag.p-低 { background: #eef1f7; color: var(--ink-soft); }
.e-meta { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: 13px; color: var(--ink-soft); flex-wrap: wrap; }
.e-deadline { font-weight: 600; }
.e-deadline.over { color: var(--red); }
.e-count.over { color: var(--red); font-weight: 700; }
.e-actions { display: flex; gap: 10px; margin-top: 8px; }
.e-actions button {
  border: none; background: #f1f3f8; color: var(--ink-soft); border-radius: 10px;
  padding: 6px 12px; font-size: 13px; cursor: pointer;
}
.e-actions .ok { background: var(--primary-soft); color: var(--primary); }
.empty { text-align: center; color: var(--ink-soft); padding: 40px 0; font-size: 14px; }

/* 四象限 */
.matrix-tip { font-size: 13px; color: var(--ink-soft); margin: 10px 2px; }
.matrix { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.quad {
  border-radius: 14px; padding: 12px; min-height: 150px; background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.05); border-top: 4px solid var(--line);
}
.quad.q1 { border-top-color: var(--q1); }
.quad.q2 { border-top-color: var(--q2); }
.quad.q3 { border-top-color: var(--q3); }
.quad.q4 { border-top-color: var(--q4); }
.quad h4 { margin: 0 0 4px; font-size: 14px; }
.quad .sub { font-size: 11px; color: var(--ink-soft); margin-bottom: 8px; }
.quad ul { list-style: none; padding: 0; margin: 0; }
.quad li {
  font-size: 13px; padding: 6px 8px; margin-bottom: 6px; border-radius: 8px;
  background: #f7f8fb; cursor: pointer; word-break: break-word;
}
.quad li.done { opacity: .5; text-decoration: line-through; }
.quad .none { font-size: 12px; color: var(--ink-soft); }

/* 助手 */
.chat { padding: 10px 0; min-height: 50vh; }
.msg { max-width: 82%; margin-bottom: 12px; padding: 10px 13px; border-radius: 14px; font-size: 14px; line-height: 1.5; }
.msg.bot { background: #fff; color: var(--ink); border-bottom-left-radius: 4px; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.msg.me { background: var(--primary); color: #fff; margin-left: auto; border-bottom-right-radius: 4px; }
.msg .m-row { font-size: 13px; padding: 3px 0; border-bottom: 1px dashed var(--line); }
.msg .m-row:last-child { border-bottom: none; }
.chat-input { display: flex; gap: 8px; position: sticky; bottom: 0; padding: 10px 0; background: var(--bg); }
.chat-input input {
  flex: 1; border: 1px solid var(--line); border-radius: 12px; padding: 11px 12px;
  font-size: 14px; outline: none; background: #fff;
}
.chat-status { font-size: 13px; color: var(--primary); min-height: 16px; padding: 0 2px 6px; }
.chat-mic-hint { font-size: 12px; color: var(--ink-soft); padding: 2px 2px 6px; }

/* 弹窗 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15,18,30,.45); display: none;
  align-items: center; justify-content: center; z-index: 50; padding: 20px;
}
.modal-mask.show { display: flex; }
.modal { background: #fff; border-radius: 18px; padding: 18px; width: 100%; max-width: 380px; }
.modal h3 { margin: 0 0 14px; font-size: 17px; }
.fld { margin-bottom: 12px; }
.fld label { display: block; font-size: 12px; color: var(--ink-soft); margin-bottom: 4px; }
.fld input, .fld select {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 10px;
  font-size: 14px; outline: none; background: #fff; color: var(--ink);
}
.modal-actions { display: flex; gap: 10px; margin-top: 8px; }
.modal-actions .btn { flex: 1; }

/* 学习面板 */
.board-head { font-size: 16px; font-weight: 800; margin: 12px 2px 6px; }
.cat-cards { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.ccard {
  border: 1px solid var(--line); background: #fff; border-radius: 12px; padding: 10px 4px;
  text-align: center; cursor: pointer; border-top: 3px solid var(--line);
}
.ccard.cat-工作 { border-top-color: var(--work); }
.ccard.cat-孩子 { border-top-color: var(--kid); }
.ccard.cat-家庭 { border-top-color: var(--family); }
.ccard.cat-自我 { border-top-color: var(--self); }
.ccard.cat-其他 { border-top-color: var(--other); }
.ccard.on { background: #f7f8fb; box-shadow: 0 0 0 2px var(--primary) inset; }
.cc-num { display: block; font-size: 20px; font-weight: 800; }
.cc-lab { font-size: 12px; color: var(--ink-soft); }
.ai-reason {
  background: var(--primary-soft); color: var(--primary); font-size: 12.5px;
  padding: 9px 11px; border-radius: 10px; margin-bottom: 12px; line-height: 1.5; font-weight: 600;
}

/* 共享栏 */
.sharebar { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin: 10px 0 4px; font-size: 12px; color: var(--ink-soft); }
.sh-label { font-weight: 700; }
.sh-id b { color: var(--primary); letter-spacing: 1px; }
.sh-btn {
  border: 1px solid var(--line); background: #fff; color: var(--ink-soft);
  border-radius: 999px; padding: 4px 10px; font-size: 12px; cursor: pointer;
}
.sh-btn:active { transform: scale(.96); }

/* 助手头 */
.chat-head { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; font-weight: 800; font-size: 15px; }
.chat-head .sh-btn { font-size: 12px; }

/* 导出按钮 */
.export-btn { float: right; margin-top: -2px; }

/* AI 弹窗 */
.ai-tip { font-size: 12px; color: var(--ink-soft); line-height: 1.5; margin-bottom: 12px; }
.ai-status { font-size: 12px; min-height: 16px; margin-bottom: 6px; }
.ai-status.ok { color: var(--green); }
.ai-status.err { color: var(--red); }

/* 导出预览 */
.export-preview { max-height: 56vh; overflow-y: auto; font-size: 13px; }
.exp-title { font-size: 16px; font-weight: 800; text-align: center; margin-bottom: 2px; }
.exp-range { text-align: center; color: var(--ink-soft); font-size: 12px; margin-bottom: 10px; }
.exp-day { margin-bottom: 10px; }
.exp-day h4 { margin: 0 0 4px; font-size: 14px; }
.exp-item { display: flex; align-items: center; gap: 6px; padding: 3px 0; border-bottom: 1px dashed var(--line); }
.exp-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.exp-item.done { opacity: .5; text-decoration: line-through; }
.exp-meta { color: var(--ink-soft); font-size: 11px; margin-left: auto; }
.exp-empty { text-align: center; color: var(--ink-soft); padding: 20px 0; }

/* 打印区（仅导出PDF时显示） */
#printArea { display: none; }

@media print {
  body * { visibility: hidden; }
  #printArea, #printArea * { visibility: visible; }
  #printArea { display: block; position: absolute; left: 0; top: 0; width: 100%; padding: 12px; }
}

.block { background: #fff; border-radius: 16px; padding: 12px 14px; margin-bottom: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.05); }
.block-title { font-size: 13px; color: var(--ink-soft); margin-bottom: 8px; font-weight: 600; }
.subjects { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.subjects .chip { padding: 5px 12px; font-size: 13px; }
.rv { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 10px; font-size: 14px; margin-bottom: 8px; resize: none; min-height: 46px; outline: none; font-family: inherit; }
.rv:focus { border-color: var(--primary); }
.rv-saved { font-size: 12px; color: var(--green); margin-top: 4px; min-height: 16px; }
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.wday { background: #f7f8fb; border-radius: 10px; padding: 8px 2px; text-align: center; cursor: pointer; transition: transform .05s; }
.wday:active { transform: scale(.95); }
.wday.today { background: var(--primary-soft); }
.wday .wname { font-size: 12px; font-weight: 700; }
.wday .wdate { font-size: 10px; color: var(--ink-soft); margin: 1px 0; }
.wday .wcnt { font-size: 11px; color: var(--primary); font-weight: 700; }

/* Toast */
.toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px);
  background: rgba(31,35,48,.92); color: #fff; padding: 10px 18px; border-radius: 12px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: all .25s ease; z-index: 60; max-width: 80%;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }