/* AI作业小管家 · 样式。只做浅色一套（失物小管家 / CruX 纸面设计系统），不跟随系统暗色。
   手机竖屏为主；平板和电脑上居中一列。 */
:root {
  color-scheme: light;
  --paper: #F3EFE7;
  --card: #FDFBF5;
  --ink: #1A1714;
  --ink-2: #4A423A;
  --muted: #8A7F73;
  --line: #E0D6C8;
  --line-2: #ECE5D9;
  --fill: #EFE9DE;
  --water: #446953;
  --water-hover: #3A5A47;
  --water-soft: #ECF1E8;
  --gold: #B8822A;
  --gold-soft: #FBF3E3;
  --red: #B4453A;
  --red-soft: #F8E9E5;
  --green: #17803D;
  --r-lg: 18px;
  --r-md: 12px;
  --shadow: 0 1px 2px rgba(22, 24, 29, .04);
  --shadow-lg: 0 1px 2px rgba(22, 24, 29, .04), 0 12px 32px -16px rgba(22, 24, 29, .16);
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { background: var(--paper); color: var(--ink); }
body { font: 15px/1.6 var(--sans); -webkit-font-smoothing: antialiased; letter-spacing: .1px; }
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, a:focus-visible, textarea:focus-visible { outline: 2px solid var(--water); outline-offset: 2px; }
a { color: inherit; text-decoration: none; }

/* App 外壳 */
.topbar { display: flex; align-items: center; gap: 10px; height: 54px; padding: 0 16px; flex: none; padding-top: 4px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 600; font-size: 15px; }
.logo img { width: 30px; height: 30px; border-radius: 23%; display: block; }
.topbar .sp { flex: 1; }
.seg { display: inline-flex; background: var(--fill); border-radius: 9px; padding: 2px; }
.seg button { border: 0; background: none; font-size: 12.5px; padding: 3px 11px; border-radius: 7px; color: var(--ink-2); }
.seg button.on { background: var(--card); color: var(--ink); font-weight: 600; box-shadow: var(--shadow); }
.scroll { flex: 1; overflow-y: auto; padding: 0 16px 24px; scrollbar-width: none; }
.scroll::-webkit-scrollbar { display: none; }
.tabbar { flex: none; display: flex; border-top: 1px solid var(--line-2); background: rgba(253,251,245,.96); padding: 7px 8px 16px; }
.tabbar button { flex: 1; border: 0; background: none; display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 11px; color: var(--muted); padding: 2px 0; position: relative; }
.tabbar button svg { width: 22px; height: 22px; }
.tabbar button.on { color: var(--water); font-weight: 600; }
.tabbar .dot { position: absolute; top: 0; left: calc(50% + 7px); min-width: 16px; height: 16px; border-radius: 8px; background: var(--red); color: #fff; font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; padding: 0 4px; }

/* 通用 */
.h1 { margin: 10px 2px 2px; font-size: 24px; line-height: 1.3; font-weight: 650; text-wrap: balance; }
.sub { margin: 0 2px 14px; color: var(--ink-2); font-size: 14px; }
.sec-h { display: flex; align-items: baseline; justify-content: space-between; margin: 22px 4px 8px; }
.sec-h h2 { margin: 0; font-size: 13px; font-weight: 600; color: var(--muted); letter-spacing: .5px; }
.sec-h span { font-size: 12px; color: var(--muted); }
.group { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); overflow: hidden; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 16px; }
.ex { font: 600 9.5px var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; line-height: 1.6; white-space: nowrap; flex: none; }
.guide { display: grid; grid-template-columns: 76px 1fr; gap: 12px; align-items: center; background: var(--water-soft); border-radius: var(--r-lg); padding: 10px 14px 10px 10px; }
.guide img { width: 76px; height: 76px; border-radius: 14px; display: block; }
.guide p { margin: 0; font-size: 14px; line-height: 1.55; }
.guide b { color: var(--water); }
.btn { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; min-height: 50px; border: 1px solid transparent; border-radius: var(--r-md); background: var(--water); color: #fff; font-size: 16px; font-weight: 600; margin-top: 14px; transition: background .15s, opacity .15s; }
.btn:hover { background: var(--water-hover); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.ghost { background: var(--card); color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { background: var(--fill); }
.btn.sm { min-height: 38px; font-size: 14px; margin-top: 0; border-radius: 10px; }
.btn-row { display: flex; gap: 8px; }
.btn-row .btn { flex: 1; }
.link { border: 0; background: none; color: var(--water); font-size: 13.5px; font-weight: 600; padding: 0; }
.subj { font-size: 11px; font-weight: 700; border-radius: 6px; padding: 1px 6px; flex: none; }
.s-语文 { background: #F6E7E2; color: #A4473B; }
.s-数学 { background: var(--water-soft); color: var(--water); }
.s-英语 { background: #E6ECF6; color: #3D5F99; }
.src { font-size: 11px; color: var(--muted); }
.warn { background: var(--gold-soft); color: var(--gold); border: 1px solid #EBD7AE; border-radius: 7px; padding: 0 7px; font-size: 12.5px; font-weight: 600; }
.toast { position: absolute; left: 50%; bottom: 92px; transform: translate(-50%, 12px); background: var(--ink); color: #fff; font-size: 13.5px; padding: 9px 16px; border-radius: 99px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; white-space: nowrap; z-index: 5; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* 今天 */
.today-card { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 8px; }
.today-card .n { font-size: 40px; font-weight: 650; line-height: 1; font-variant-numeric: tabular-nums; }
.today-card .n small { font-size: 18px; color: var(--muted); font-weight: 500; }
.today-card p { margin: 6px 0 0; font-size: 13.5px; color: var(--ink-2); }
.pips { display: flex; gap: 4px; margin-top: 12px; grid-column: 1 / -1; }
.pips i { flex: 1; height: 7px; border-radius: 4px; background: var(--line-2); transition: background .25s; }
.pips i.on { background: var(--water); }
.task { display: flex; align-items: center; gap: 12px; padding: 13px 14px; width: 100%; border: 0; background: none; text-align: left; }
.task + .task { border-top: 1px solid var(--line-2); }
.task:active { background: var(--fill); }
.ck { width: 26px; height: 26px; border-radius: 8px; border: 2px solid var(--line); flex: none; position: relative; transition: background .15s, border-color .15s; }
.task.done .ck { background: var(--water); border-color: var(--water); }
.task.done .ck::after { content: ""; position: absolute; left: 7.5px; top: 3.5px; width: 6px; height: 11px; border: solid #fff; border-width: 0 2.4px 2.4px 0; transform: rotate(45deg); }
.task .tx { flex: 1; min-width: 0; }
.task .tx b { display: block; font-size: 15px; font-weight: 600; line-height: 1.4; }
.task.done .tx b { color: var(--muted); text-decoration: line-through; text-decoration-color: var(--line); }
.task .meta { display: flex; align-items: center; gap: 6px; margin-top: 3px; }
.cta-row { display: flex; align-items: center; gap: 12px; padding: 14px; width: 100%; border: 0; background: none; text-align: left; }
.cta-row .ic { width: 38px; height: 38px; border-radius: 11px; background: var(--red-soft); color: var(--red); display: flex; align-items: center; justify-content: center; font-weight: 700; flex: none; }
.cta-row .tx { flex: 1; }
.cta-row b { display: block; font-size: 15px; }
.cta-row small { color: var(--muted); font-size: 12.5px; }
.chev { color: #C5C3BD; flex: none; }

/* 订正 */
.stepper { display: flex; gap: 6px; margin: 8px 2px 14px; }
.stepper span { flex: 1; font-size: 12px; color: var(--muted); padding-top: 7px; border-top: 3px solid var(--line); }
.stepper span.on { color: var(--ink); border-color: var(--water); font-weight: 600; }
.stepper span.done { color: var(--ink-2); border-color: #A9BFAE; }
.qcard .from { display: flex; align-items: center; gap: 6px; }
.qcard .q { margin: 10px 0 0; font-size: 18px; line-height: 1.55; font-weight: 600; }
.label { margin: 18px 2px 8px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.chips { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 10px; padding: 10px; font-size: 14.5px; color: var(--ink-2); }
.chip.on { border-color: var(--water); background: var(--water-soft); color: var(--water); font-weight: 600; }
.hints { display: grid; gap: 8px; }
.hint-btn { display: flex; align-items: center; gap: 10px; border: 1px dashed var(--line); background: none; border-radius: 12px; padding: 10px 12px; text-align: left; font-size: 14px; color: var(--ink-2); }
.hint-btn:disabled { opacity: .5; cursor: default; }
.hint-btn i { font-style: normal; width: 24px; height: 24px; border-radius: 7px; background: var(--fill); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex: none; }
.hint { background: var(--water-soft); border-radius: 12px; padding: 10px 12px; font-size: 14.5px; line-height: 1.6; display: grid; grid-template-columns: 24px 1fr; gap: 10px; }
.hint i { font-style: normal; width: 24px; height: 24px; border-radius: 7px; background: var(--water); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }
.hint-end { font-size: 13px; color: var(--muted); text-align: center; padding: 4px; }
.lock { font-size: 13px; color: var(--muted); padding: 2px 4px; }
.celebrate { text-align: center; padding: 26px 8px 8px; }
.celebrate img { width: 150px; height: 150px; border-radius: 28px; }
.celebrate h2 { margin: 14px 0 4px; font-size: 22px; }
.celebrate p { margin: 0; color: var(--ink-2); }

/* 这一周 */
.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px; box-shadow: var(--shadow); }
.tile b { display: block; font-size: 32px; line-height: 1.1; font-weight: 650; font-variant-numeric: tabular-nums; }
.tile span { font-size: 13px; color: var(--ink-2); }
.tile .ex { float: right; }
.statbar { display: grid; grid-template-columns: repeat(3, 1fr); padding: 14px 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); text-align: center; }
.statbar div + div { border-left: 1px solid var(--line-2); }
.statbar b { display: block; font-size: 24px; line-height: 1.2; font-weight: 650; font-variant-numeric: tabular-nums; }
.statbar span { font-size: 12px; color: var(--muted); }
.bars { display: grid; gap: 10px; }
.bar { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; align-items: center; font-size: 14px; }
.bar .track { grid-column: 1 / -1; height: 8px; border-radius: 4px; background: var(--line-2); overflow: hidden; }
.bar .track i { display: block; height: 100%; background: var(--gold); border-radius: 4px; }
.bar b { font-variant-numeric: tabular-nums; font-size: 13px; }
textarea { width: 100%; min-height: 108px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px 14px; font: 15px/1.6 var(--sans); color: var(--ink); resize: vertical; }
.note { font-size: 12.5px; color: var(--muted); margin: 8px 4px 0; }

/* 收作业 */
.entries { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.entry { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px; text-align: left; box-shadow: var(--shadow); display: grid; gap: 6px; }
.entry:hover { border-color: #C9D6CC; }
.entry .ic { width: 38px; height: 38px; border-radius: 11px; background: var(--water-soft); color: var(--water); display: flex; align-items: center; justify-content: center; }
.entry b { font-size: 15px; }
.entry small { color: var(--muted); font-size: 12.5px; line-height: 1.4; }
.bigseg { display: grid; grid-template-columns: 1fr 1fr; background: var(--fill); border-radius: 12px; padding: 3px; }
.bigseg button { border: 0; background: none; border-radius: 10px; padding: 9px; font-size: 15px; color: var(--ink-2); }
.bigseg button.on { background: var(--card); color: var(--ink); font-weight: 650; box-shadow: var(--shadow); }
.reading { text-align: center; padding: 40px 10px; color: var(--ink-2); }
.reading .spin { width: 34px; height: 34px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--water); margin: 0 auto 14px; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.shot { background: #EDEDED; border-radius: 14px; padding: 12px; font-size: 13px; color: #333; }
.shot .bub { background: #fff; border-radius: 8px; padding: 9px 11px; line-height: 1.6; }
.shot .who { font-size: 11px; color: #999; margin-bottom: 4px; }
.draft { display: flex; gap: 10px; padding: 12px 14px; align-items: flex-start; }
.draft + .draft { border-top: 1px solid var(--line-2); }
.draft .tx { flex: 1; min-width: 0; }
.draft .tx b { display: block; font-size: 15px; font-weight: 600; line-height: 1.45; }
.draft .meta { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12.5px; color: var(--muted); }
.fix { border: 1px solid #EBD7AE; background: var(--gold-soft); color: var(--gold); border-radius: 7px; padding: 0 8px; font-size: 12.5px; font-weight: 600; }
.fix.ok { border-color: #C9D6CC; background: var(--water-soft); color: var(--water); }

/* 检查 */
.check-row { display: flex; align-items: center; gap: 12px; padding: 13px 14px; width: 100%; border: 0; background: none; text-align: left; }
.check-row + .check-row { border-top: 1px solid var(--line-2); }
.check-row .tx { flex: 1; min-width: 0; }
.check-row .tx b { display: block; font-size: 15px; font-weight: 600; }
.state { font-size: 12px; font-weight: 600; border-radius: 6px; padding: 1px 7px; white-space: nowrap; }
.state.wait { background: var(--gold-soft); color: var(--gold); }
.state.ok { background: var(--water-soft); color: var(--water); }
.state.todo { background: var(--fill); color: var(--muted); }
.page { position: relative; background: #FFFEFA; border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 10px; box-shadow: var(--shadow-lg); background-image: repeating-linear-gradient(transparent 0 35px, #EDE6DA 35px 36px); background-position: 0 12px; }
.page .pq { position: relative; height: 36px; display: flex; align-items: center; font: 16px "Kaiti SC", "STKaiti", "KaiTi", var(--sans); color: #2B3A55; gap: 8px; }
.page .pq em { font-style: normal; color: #2B3A55; }
.page .mk { position: absolute; right: 6px; font: 700 20px var(--sans); }
.page .mk.ok { color: var(--red); }
.page .mk.x { color: var(--red); }
.page .box { position: absolute; left: -8px; right: -8px; top: 1px; bottom: 1px; border: 2.5px solid var(--gold); border-radius: 8px; }
.page .box.soft { border-style: dashed; }
.page .box.yes { border-color: var(--red); }
.page .box.no { border-color: var(--line); border-style: dashed; }
.page .tag { position: absolute; left: -8px; top: -10px; font-size: 10.5px; font-weight: 700; background: var(--gold); color: #fff; border-radius: 5px; padding: 0 5px; }
.page .tag.yes { background: var(--red); }
.page .tag.no { background: var(--muted); }
.cands { display: grid; gap: 10px; }
.cand { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 12px 14px; }
.cand .top { display: flex; align-items: center; gap: 8px; }
.cand .top b { font-size: 15px; }
.cand .why { font-size: 12.5px; color: var(--muted); margin: 2px 0 10px; }
.kp { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-2); margin: -2px 0 10px; }
.kp select { font: inherit; font-size: 13px; border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 3px 6px; color: var(--ink); max-width: 100%; }

/* 设置 */
.set-row { display: flex; align-items: center; gap: 12px; padding: 13px 14px; }
.set-row + .set-row { border-top: 1px solid var(--line-2); }
.set-row .tx { flex: 1; min-width: 0; }
.set-row b { display: block; font-size: 15px; font-weight: 600; }
.set-row small { display: block; font-size: 12.5px; color: var(--muted); }
.set-row .v { font-size: 14px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.switch { width: 46px; height: 28px; border-radius: 14px; border: 0; background: var(--line); position: relative; flex: none; transition: background .2s; }
.switch::after { content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.15); transition: left .2s; }
.switch.on { background: var(--water); }
.switch.on::after { left: 21px; }
.danger { color: var(--red) !important; }
.confirm-box { background: var(--red-soft); border: 1px solid #EBC9C2; border-radius: var(--r-lg); padding: 14px; margin-top: 10px; }
.confirm-box p { margin: 0 0 10px; font-size: 14px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* ---- 第二版新增：记作业、拍照查作业、计划与番茄 ---- */
.s-其他 { background: var(--fill); color: var(--ink-2); }
.pend { font-size: 11px; font-weight: 600; color: var(--gold); background: var(--gold-soft); border-radius: 6px; padding: 0 6px; white-space: nowrap; }
.addcard { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 14px; margin-top: 12px; }
.addcard .hd { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.addcard .hd b { font-size: 15.5px; }
.addcard .hd small { font-size: 12px; color: var(--muted); }
.addcard .two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.bigbtn { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); font-size: 15px; font-weight: 600; color: var(--ink); }
.bigbtn svg { color: var(--water); }
.bigbtn.main { background: var(--water); color: #fff; border-color: var(--water); }
.bigbtn.main svg { color: #fff; }
.focuscta { display: flex; align-items: center; gap: 12px; width: 100%; margin-top: 12px; padding: 14px; border-radius: var(--r-lg); border: 0; background: var(--water); color: #fff; text-align: left; box-shadow: var(--shadow-lg); }
.focuscta .tx { flex: 1; }
.focuscta b { display: block; font-size: 16px; }
.focuscta small { font-size: 12.5px; opacity: .85; }
.focuscta .tom { flex: none; }
.cta-row .ic.g { background: var(--water-soft); color: var(--water); }

/* 取景框 + 手写记作业本 */
.vf { position: relative; background: #24211D; border-radius: 20px; padding: 26px 20px; }
.vf::before, .vf::after { content: ""; position: absolute; width: 22px; height: 22px; border: 3px solid rgba(255,255,255,.8); }
.vf::before { left: 10px; top: 10px; border-right: 0; border-bottom: 0; border-radius: 6px 0 0 0; }
.vf::after { right: 10px; bottom: 10px; border-left: 0; border-top: 0; border-radius: 0 0 6px 0; }
.hw { position: relative; background: #FFFEF6; border-radius: 6px; padding: 10px 14px 12px 34px; font: 17px/32px "Kaiti SC", "STKaiti", "KaiTi", var(--sans); color: #2B3A55; background-image: repeating-linear-gradient(transparent 0 31px, #E4DCCD 31px 32px); background-position: 0 10px; transform: rotate(-1.2deg); }
.hw::before { content: ""; position: absolute; left: 24px; top: 0; bottom: 0; border-left: 1.5px solid #E7B2A8; }
.hw .d { font-size: 14px; color: #6B7894; }
.vf-tip { color: rgba(255,255,255,.75); font-size: 12px; text-align: center; margin-top: 12px; }
.shutter { display: block; width: 72px; height: 72px; margin: 16px auto 0; border-radius: 50%; border: 4px solid var(--water); background: var(--card); position: relative; }
.shutter::after { content: ""; position: absolute; inset: 6px; border-radius: 50%; background: var(--water); }
.shutter-l { text-align: center; font-size: 13px; color: var(--ink-2); margin-top: 6px; }

/* 说一说 */
.micbig { display: flex; width: 116px; height: 116px; margin: 26px auto 10px; border-radius: 50%; border: 0; background: var(--water); color: #fff; align-items: center; justify-content: center; box-shadow: var(--shadow-lg); }
.micbig svg { width: 42px; height: 42px; }
.micbig.rec { background: var(--red); animation: rec 1.3s infinite; }
@keyframes rec { 0% { box-shadow: 0 0 0 0 rgba(180,69,58,.45); } 70% { box-shadow: 0 0 0 18px rgba(180,69,58,0); } 100% { box-shadow: 0 0 0 0 rgba(180,69,58,0); } }
.mic-l { text-align: center; font-size: 14px; color: var(--ink-2); }
.live { margin-top: 14px; background: var(--card); border: 1px dashed var(--line); border-radius: 12px; padding: 12px 14px; font-size: 15px; min-height: 60px; color: var(--ink); }

/* 确认 */
.ask { margin-top: 8px; padding: 10px; border-radius: 10px; background: var(--gold-soft); border: 1px solid #EBD7AE; }
.ask p { margin: 0 0 8px; font-size: 13px; font-weight: 600; color: var(--gold); }
.ask .opts { display: flex; flex-wrap: wrap; gap: 6px; }
.ask .chip { padding: 6px 10px; font-size: 13.5px; }
.ask.done { background: var(--water-soft); border-color: #C9D6CC; }
.ask.done p { color: var(--water); }
.bring { display: flex; align-items: center; gap: 10px; margin-top: 12px; padding: 12px 14px; border-radius: var(--r-lg); background: var(--card); border: 1px solid var(--line); font-size: 14px; }
.bring b { color: var(--gold); }

/* 拍照查作业结果 */
.page .mk.g { color: var(--water); font-size: 16px; }
.page .box.ai { border-color: var(--gold); }
.verdict { display: grid; grid-template-columns: 64px 1fr; gap: 12px; align-items: center; background: var(--water-soft); border-radius: var(--r-lg); padding: 10px 14px 10px 10px; }
.verdict img { width: 64px; height: 64px; border-radius: 12px; }
.verdict b { font-size: 16px; display: block; }
.verdict span { font-size: 13.5px; color: var(--ink-2); }

/* 计划 */
.plan-row { display: flex; align-items: center; gap: 12px; padding: 12px 10px 12px 14px; }
.plan-row + .plan-row { border-top: 1px solid var(--line-2); }
.plan-row .no { width: 26px; height: 26px; border-radius: 8px; background: var(--fill); font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex: none; font-variant-numeric: tabular-nums; }
.plan-row.cur .no { background: var(--water); color: #fff; }
.plan-row .tx { flex: 1; min-width: 0; }
.plan-row .tx b { display: block; font-size: 15px; line-height: 1.4; }
.plan-row .tx small { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); margin-top: 2px; }
.mv { display: flex; flex-direction: column; gap: 2px; flex: none; }
.mv button { width: 30px; height: 24px; border: 1px solid var(--line); background: var(--card); border-radius: 7px; font-size: 11px; color: var(--ink-2); line-height: 1; }
.mv button:disabled { opacity: .3; cursor: default; }
.why-ord { font-size: 13px; color: var(--ink-2); margin: 10px 4px 0; }
.tom { display: inline-block; width: 18px; height: 18px; border-radius: 50%; background: #C8573F; position: relative; flex: none; vertical-align: middle; }
.tom::after { content: ""; position: absolute; left: 6px; top: -3px; width: 7px; height: 5px; border-radius: 50% 50% 40% 40%; background: #5E8B5A; }
.tom.off { background: var(--line); }
.tom.off::after { background: #CFC6B9; }
.toms { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.sumcard { display: grid; grid-template-columns: repeat(3, 1fr); text-align: center; padding: 12px 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); }
.sumcard div + div { border-left: 1px solid var(--line-2); }
.sumcard b { display: block; font-size: 20px; font-weight: 650; font-variant-numeric: tabular-nums; }
.sumcard span { font-size: 11.5px; color: var(--muted); }

/* 专注计时 */
.focus { text-align: center; padding-top: 8px; }
.focus .k { font-size: 13px; color: var(--muted); }
.focus .task-now { font-size: 20px; font-weight: 650; margin: 4px 0 0; line-height: 1.35; }
.ringwrap { position: relative; width: 230px; height: 230px; margin: 18px auto 10px; }
.ringwrap svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ringwrap .t { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ringwrap .t b { font-size: 48px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: 1px; line-height: 1; }
.ringwrap .t span { font-size: 13px; color: var(--muted); margin-top: 8px; }
.focus .next { font-size: 13px; color: var(--muted); margin-top: 6px; }
.focus.rest .ringwrap circle.fg { stroke: var(--gold); }
.speed { border: 0; background: none; font-size: 12px; color: var(--muted); text-decoration: underline; margin-top: 14px; }
.endbox { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 14px; margin-top: 12px; text-align: left; }
.endbox p { margin: 0 0 10px; font-size: 14px; }

/* ---- 第三版：日期条、上传照片 ---- */
.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; margin: 6px -4px 4px; }
.days button { border: 0; background: none; border-radius: 12px; padding: 6px 0 5px; display: flex; flex-direction: column; align-items: center; gap: 1px; font-size: 11px; color: var(--muted); }
.days button b { font-size: 16px; color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.3; }
.days button.on { background: var(--water); color: #fff; }
.days button.on b { color: #fff; }
.days button.today:not(.on) b { color: var(--water); }
.days i { width: 5px; height: 5px; border-radius: 50%; background: transparent; }
.days i.all { background: var(--water); }
.days i.some { background: var(--gold); }
.days button.on i.all, .days button.on i.some { background: #fff; }
.dayhint { background: var(--card); border: 1px dashed var(--line); border-radius: var(--r-lg); padding: 14px; font-size: 14px; color: var(--ink-2); margin-top: 12px; }
label.btn, label.bigbtn { cursor: pointer; }
.upimg { display: block; width: 100%; max-height: 360px; object-fit: contain; border-radius: 10px; background: #24211D; }
.photo-note { font-size: 12px; color: var(--muted); margin: 6px 2px 12px; }
.pcards { display: grid; gap: 10px; }
.pcard { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 10px; }
.pcard img { width: 84px; height: 108px; object-fit: cover; border-radius: 8px; background: var(--fill); }
.pcard .f { display: grid; gap: 8px; min-width: 0; align-content: start; }
.pcard select { width: 100%; font: inherit; font-size: 14px; border: 1px solid var(--line); background: var(--paper); border-radius: 8px; padding: 6px 8px; color: var(--ink); }
.pcard .guess { font-size: 11.5px; color: var(--gold); font-weight: 600; }
.mini-seg { display: grid; grid-template-columns: 1fr 1fr; background: var(--fill); border-radius: 9px; padding: 2px; }
.mini-seg button { border: 0; background: none; border-radius: 7px; padding: 6px 4px; font-size: 13px; color: var(--ink-2); }
.mini-seg button.on { background: var(--card); color: var(--ink); font-weight: 600; box-shadow: var(--shadow); }

/* ---- 第四版：拍照确认订正、AI 周小结 ---- */
.retry-banner { background: var(--gold-soft); border: 1px solid #EBD7AE; color: var(--gold); border-radius: 12px; padding: 8px 12px; font-size: 13.5px; font-weight: 600; margin-bottom: 10px; }
.fixwait { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 10px; }
.fixwait + .fixwait { margin-top: 10px; }
.fixwait .ph { border-radius: 8px; overflow: hidden; background: #FFFEF6; border: 1px solid var(--line); height: 96px; display: flex; align-items: center; justify-content: center; font: 15px/1.5 "Kaiti SC", "STKaiti", "KaiTi", var(--sans); color: #2B3A55; text-align: center; padding: 6px; }
.fixwait .ph img { width: 100%; height: 100%; object-fit: cover; }
.fixwait b { font-size: 14px; line-height: 1.45; display: block; }
.fixwait small { display: block; font-size: 12px; color: var(--muted); margin: 2px 0 8px; }
.aiw .aiw-h { display: flex; align-items: center; justify-content: space-between; }
.aitag { font-size: 11.5px; font-weight: 600; color: var(--water); background: var(--water-soft); border-radius: 6px; padding: 1px 8px; }
.aiw h4 { margin: 14px 0 4px; font-size: 13px; color: var(--muted); font-weight: 600; }
.aiw p { margin: 0; font-size: 14.5px; line-height: 1.65; }
.aiw ul { margin: 0; padding-left: 1.2em; font-size: 14.5px; line-height: 1.65; }

/* ---- 第五版：家长核对孩子记的作业 ---- */
.cmp-row { display: flex; gap: 10px; padding: 12px 14px; align-items: flex-start; }
.cmp-row + .cmp-row { border-top: 1px solid var(--line-2); }
.cmp-row .tx { flex: 1; min-width: 0; }
.cmp-row .tx b { display: block; font-size: 15px; font-weight: 600; line-height: 1.45; }
.cmp-row .tx small { display: block; font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.cmp-row .opts { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.cmp-row .opts .chip { padding: 5px 10px; font-size: 13px; }
.okmark { color: var(--water); font-weight: 700; flex: none; }
.kid-row { display: flex; align-items: center; gap: 10px; padding: 12px 14px; }
.kid-row + .kid-row { border-top: 1px solid var(--line-2); }
.kid-row .tx { flex: 1; min-width: 0; }
.kid-row .tx b { display: block; font-size: 15px; font-weight: 600; }
.kid-row .del { border: 1px solid var(--line); background: var(--card); border-radius: 8px; font-size: 12.5px; padding: 3px 9px; color: var(--ink-2); flex: none; }
.minis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.minis button { border: 1px solid var(--line); background: var(--card); border-radius: 12px; padding: 10px 6px; display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 13px; color: var(--ink); box-shadow: var(--shadow); }
.minis svg { color: var(--water); }

/* ---- 第六版：风险提醒 ---- */
.page .box.blank { border-color: var(--gold); border-style: dashed; }
.page .pq em.empty { display: inline-block; width: 46px; border-bottom: 1.5px solid #C9C1B3; height: 22px; }
.risk { background: var(--gold-soft); border: 1px solid #EBD7AE; border-radius: var(--r-lg); padding: 12px 14px; }
.risk + .risk { margin-top: 10px; }
.risk .top { display: flex; align-items: center; gap: 8px; }
.risk .top b { font-size: 15px; color: #7A5513; }
.risk .top small { margin-left: auto; font-size: 12px; color: var(--muted); white-space: nowrap; }
.risk .where { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.risk p { margin: 6px 0 10px; font-size: 14px; color: var(--ink); }
.risk .kid { font-size: 12.5px; color: var(--ink-2); margin: -4px 0 10px; }
.risk .tip { background: var(--card); border-radius: 10px; padding: 10px 12px; font-size: 13.5px; color: var(--ink-2); margin-bottom: 10px; }

/* ---- 正式版外壳 ---- */
html, body { margin: 0; min-height: 100%; }
.app { max-width: 520px; margin: 0 auto; min-height: 100vh; min-height: 100dvh; display: flex; flex-direction: column; background: var(--paper); }
.topbar { position: sticky; top: 0; z-index: 3; background: rgba(243,239,231,.96); padding-top: env(safe-area-inset-top, 0px); }
.scroll { flex: 1; padding: 0 16px 28px; }
.tabbar { position: sticky; bottom: 0; z-index: 3; padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px)); }
.toast { position: fixed; bottom: calc(96px + env(safe-area-inset-bottom, 0px)); }
.role { font-size: 12.5px; color: var(--muted); border: 1px solid var(--line); border-radius: 99px; padding: 2px 10px; background: var(--card); }
.login { padding: 40px 6px 20px; text-align: center; }
.login img { width: 96px; height: 96px; border-radius: 23%; box-shadow: var(--shadow-lg); }
.login h1 { margin: 16px 0 6px; font-size: 24px; }
.login p { margin: 0 0 22px; color: var(--ink-2); }
input[type=password], input[type=text], input[type=tel] { width: 100%; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: 13px 14px; font: 17px var(--sans); color: var(--ink); outline: none; }
input:focus, textarea:focus { border-color: #A9A7A1; box-shadow: 0 0 0 3px rgba(22,24,29,.06); }
.err { color: var(--red); font-size: 13.5px; margin: 8px 2px 0; min-height: 1.4em; }
.weeknav { display: flex; align-items: center; justify-content: space-between; margin: 4px 2px 0; font-size: 12.5px; color: var(--muted); }
.weeknav button { border: 0; background: none; color: var(--water); font-size: 13px; padding: 4px 6px; }
.offline { background: var(--gold-soft); color: var(--gold); font-size: 13px; padding: 8px 12px; border-radius: 10px; margin-top: 10px; }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px; font-size: 14.5px; }
.kv + .kv { border-top: 1px solid var(--line-2); }
.kv span { color: var(--muted); }
.code-show { font: 600 34px var(--mono); letter-spacing: 8px; text-align: center; padding: 10px; }
.edit-row { display: grid; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--line-2); background: var(--paper); }
.spacer8 { height: 8px; }
.del { border: 1px solid var(--line); background: var(--card); border-radius: 8px; font-size: 12.5px; padding: 3px 9px; color: var(--ink-2); flex: none; cursor: pointer; }
a.check-row { color: inherit; }
select.kpsel { width: 100%; font: 15px var(--sans); border: 1px solid var(--line); background: var(--card); border-radius: 10px; padding: 9px 10px; color: var(--ink); }
.vf .page { transform: none; }