:root {
  --bg: #f5f7f6;
  --card: #ffffff;
  --text: #1d2321;
  --muted: #7c8784;
  --border: #e3e8e6;
  --primary: #0f7b6c;
  --primary-soft: #e3f3ef;
  --primary-text: #ffffff;
  --good: #0f8a4a;
  --good-bg: #e6f6ec;
  --bad: #d92d20;
  --bad-bg: #fdecea;
  --warn: #b86e00;
  --warn-bg: #fff6e0;
  --neutral-bg: #f0f3f2;
  /* 图表分类色（四象限），顺序固定，深色模式单独取值 */
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --chart-mark: #0f7b6c;
  --chart-muted: #a9cfc7;
  --grid: #e8ecea;
  --axis: #c7cfcc;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141716; --card: #1d2120; --text: #e5eae8; --muted: #8d9895; --border: #2f3533;
    --primary: #3fb39f; --primary-soft: #1b322d; --primary-text: #0d1513;
    --good: #45c97f; --good-bg: #1a3325; --bad: #ff6b5e; --bad-bg: #3a2220; --warn: #f2b33d; --warn-bg: #3a3020;
    --neutral-bg: #262b2a;
    --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
    --chart-mark: #3fb39f; --chart-muted: #2f5b53; --grid: #2a302e; --axis: #3d4542;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.65 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.bad { color: var(--bad); }
.good-text { color: var(--good); }
.error { color: var(--bad); min-height: 1em; font-size: 13px; margin: 6px 0 0; }
a { color: var(--primary); }
h2 { font-size: 16px; margin: 0; }
h3 { font-size: 15px; margin: 0; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; text-align: right; }

button {
  font: inherit; border: 1px solid var(--border); background: var(--card); color: var(--text);
  padding: 6px 14px; border-radius: 8px; cursor: pointer;
}
button:hover { border-color: var(--primary); }
button.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.ghost { border-color: transparent; background: transparent; }
button.danger { color: var(--bad); }
button.big { padding: 10px 22px; font-size: 15px; }
button:disabled { opacity: .5; cursor: default; }
button.mini { padding: 1px 8px; font-size: 12px; border-radius: 6px; }
button.mini.on.yes { background: var(--good-bg); color: var(--good); border-color: var(--good); }
button.mini.on.no { background: var(--bad-bg); color: var(--bad); border-color: var(--bad); }
button.mini.on.unsure { background: var(--neutral-bg); border-color: var(--muted); }
input, select, textarea {
  font: inherit; width: 100%; padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--card); color: var(--text);
}
label { display: block; font-size: 13px; color: var(--muted); }
label input, label select { margin-top: 4px; color: var(--text); }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); margin: 8px 0; }
label.check input { width: auto; margin: 0; }

/* 顶栏 */
.topbar {
  position: sticky; top: 0; z-index: 10; background: var(--bg); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px; padding: 10px max(16px, calc((100vw - 1080px) / 2));
}
.brand { font-weight: 800; font-size: 18px; color: var(--text); text-decoration: none; white-space: nowrap; }
.brand span { font-weight: 500; color: var(--primary); font-size: 14px; margin-left: 4px; }
.nav { display: flex; gap: 2px; overflow-x: auto; flex: 1; scrollbar-width: none; }
.nav a { padding: 6px 12px; border-radius: 8px; color: var(--text); text-decoration: none; white-space: nowrap; }
.nav a.on { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.small-btn { white-space: nowrap; margin-left: auto; }
.demo-bar { background: var(--warn-bg); color: var(--text); text-align: center; padding: 8px 16px; font-size: 13px; }

main, .landing { max-width: 1080px; margin: 0 auto; padding: 20px 16px 40px; }
.footer { text-align: center; color: var(--muted); font-size: 12px; padding: 16px; }

/* 首页 */
.hero { padding: 40px 0 24px; max-width: 760px; }
.hero h1 { font-size: 34px; line-height: 1.3; margin: 0 0 16px; }
.lead { font-size: 16px; margin: 0 0 16px; }
.loop { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 4px 0 20px; }
.loop span { border: 1px solid var(--primary); color: var(--primary); border-radius: 999px; padding: 3px 12px; font-size: 13px; background: var(--card); }
.loop i { color: var(--muted); font-style: normal; }
.cta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin: 16px 0 8px; }
.principles p { margin: 6px 0 0; color: var(--muted); }
.section-title { margin: 28px 0 12px; }
.guides { display: grid; gap: 10px; }
.guides summary { cursor: pointer; }
.guides ol { margin: 10px 0 0; padding-left: 20px; }
.guides li { margin-bottom: 6px; }
@media (max-width: 600px) { .hero h1 { font-size: 26px; } .hero { padding-top: 20px; } }

/* 卡片 */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; margin-bottom: 14px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.insight { border-left: 4px solid var(--primary); }
.insight p { margin: 0 0 8px; font-size: 15px; }
.insight p:last-child { margin: 0; }
.warn-card { background: var(--warn-bg); border-color: var(--warn); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.two-col > .card { margin-bottom: 14px; }
@media (max-width: 760px) { .two-col { grid-template-columns: 1fr; gap: 0; } }

/* 指标 */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 14px; }
.kpis.compact { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 8px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; }
.kpis.compact .stat { background: var(--neutral-bg); border: 0; }
.stat .k { color: var(--muted); font-size: 12px; }
.stat .v { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.3; }
.kpis.compact .stat .v { font-size: 20px; }
.stat .sub { color: var(--muted); font-size: 12px; }
.stat.good .v { color: var(--good); }
.stat.up .sub { color: var(--bad); }

/* 图表 */
.chart { width: 100%; height: auto; display: block; overflow: visible; }
.chart .mark { fill: var(--chart-mark); }
.chart .mark.muted-mark { fill: var(--chart-muted); }
.chart .mark.over { fill: var(--bad); }
.chart .mark.under { fill: var(--chart-mark); }
.chart .mark:hover { opacity: .8; }
.chart .line { fill: none; stroke: var(--chart-mark); stroke-width: 2; stroke-linejoin: round; }
.chart .hit { fill: transparent; }
.chart .focus { fill: var(--chart-mark); stroke: var(--card); stroke-width: 2; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .quota { stroke: var(--text); stroke-width: 2; stroke-linecap: round; }
.chart .tick { fill: var(--muted); font-size: 12px; }
.chart .val { fill: var(--text); font-size: 12px; font-weight: 600; }
.stack { display: flex; gap: 2px; height: 22px; border-radius: 6px; overflow: hidden; margin: 6px 0 12px; }
.stack i { display: block; min-width: 2px; }
.kind-legend { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; }
.sw { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; }
.tooltip {
  position: fixed; z-index: 50; pointer-events: none; background: var(--text); color: var(--bg);
  padding: 5px 9px; border-radius: 6px; font-size: 12px; max-width: 280px;
}

/* 表格 */
.tbl { overflow-x: auto; }
.tbl table, .impulse table { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td, .impulse td { padding: 7px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.tbl th { color: var(--muted); font-weight: 500; white-space: nowrap; }
.tbl th.num, .tbl td.num { text-align: right; }
.cat-row { cursor: pointer; }
.cat-row:hover { background: var(--neutral-bg); }
.sub-row td { color: var(--muted); font-size: 12px; }
.tbl input.cap { width: 110px; text-align: right; padding: 3px 6px; }
.tag { font-size: 12px; padding: 1px 8px; border-radius: 10px; background: var(--neutral-bg); color: var(--muted); white-space: nowrap; }
.tag.ok { background: var(--good-bg); color: var(--good); }
.tag.warn { background: var(--warn-bg); color: var(--warn); }

/* 可砍清单 */
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 4px 0 14px; }
.chip { padding: 3px 12px; border-radius: 999px; font-size: 13px; }
.chip.on { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.opp.doing { border-color: var(--good); }
.opp.ignored { opacity: .55; }
.opp-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.opp-head h3 { flex: 1; min-width: 200px; }
.opp-saving { font-weight: 700; color: var(--good); white-space: nowrap; font-variant-numeric: tabular-nums; }
.opp p { margin: 8px 0; }
.opp-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; border-top: 1px dashed var(--border); padding-top: 10px; margin-top: 6px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.badge { font-size: 12px; padding: 1px 8px; border-radius: 4px; font-weight: 600; background: var(--primary-soft); color: var(--primary); white-space: nowrap; }
.badge.t-impulse { background: var(--bad-bg); color: var(--bad); }
.badge.t-subscription { background: var(--warn-bg); color: var(--warn); }
.impulse { margin-top: 8px; max-height: 460px; overflow-y: auto; }
.impulse td.review { white-space: nowrap; text-align: right; }
.impulse .tag { margin-top: 2px; display: inline-block; }
.bar { height: 8px; background: var(--neutral-bg); border-radius: 4px; overflow: hidden; margin: 6px 0; }
.bar i { display: block; height: 100%; background: var(--good); border-radius: 4px; }
.bar i.warn { background: var(--bad); }
.rigid-list { display: flex; flex-wrap: wrap; gap: 8px; }
.rigid-list span { background: var(--neutral-bg); padding: 3px 10px; border-radius: 8px; font-size: 13px; }

/* 计划 */
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; align-items: end; margin: 8px 0 12px; }
.form-row .hint { grid-column: span 2; min-width: 0; }
@media (max-width: 600px) { .form-row .hint { grid-column: 1 / -1; } }
.goal { font-size: 15px; background: var(--primary-soft); padding: 10px 14px; border-radius: 8px; }
.fund .kpis { margin: 8px 0; }

/* 冷静期 */
.cooling.ready { border-color: var(--primary); }
.cooling-form { grid-template-columns: 2fr 1fr 2fr 1fr auto; }
@media (max-width: 760px) { .cooling-form { grid-template-columns: 1fr 1fr; } }

/* AI 教练 */
.peek summary { cursor: pointer; color: var(--muted); font-size: 12px; }
.peek pre { max-height: 300px; overflow: auto; background: var(--neutral-bg); padding: 10px; border-radius: 8px; font-size: 11px; white-space: pre-wrap; }
.report { border-top: 1px dashed var(--border); padding-top: 12px; margin-top: 12px; }
.report h3 { font-size: 17px; margin: 4px 0 10px; }
.report h4 { margin: 10px 0 4px; }
.report ul, .report ol { margin: 0; padding-left: 20px; }
.report li { margin-bottom: 6px; }
.question { background: var(--primary-soft); padding: 10px 14px; border-radius: 8px; margin: 12px 0 0; }
.chat-body { display: flex; flex-direction: column; gap: 10px; max-height: 480px; overflow-y: auto; margin-bottom: 10px; }
.msg { padding: 10px 12px; border-radius: 12px; max-width: 88%; white-space: pre-wrap; }
.msg.assistant { background: var(--neutral-bg); align-self: flex-start; }
.msg.user { background: var(--primary); color: var(--primary-text); align-self: flex-end; }
.msg.pending { opacity: .6; }
.chat-form { display: flex; gap: 8px; }

/* 弹窗 */
dialog { border: 1px solid var(--border); border-radius: 14px; padding: 20px; width: min(520px, calc(100vw - 32px)); background: var(--card); color: var(--text); }
dialog.wide { width: min(760px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, .4); }
dialog h3 { margin: 0 0 12px; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }
.drop { border: 2px dashed var(--border); border-radius: 12px; padding: 24px; text-align: center; }
.drop.over { border-color: var(--primary); background: var(--primary-soft); }
.drop p { margin: 4px 0; }
.file-row { padding: 10px 0; border-bottom: 1px solid var(--border); }
.file-row.err { color: var(--bad); }
.consent { padding-left: 20px; }
.consent li { margin-bottom: 6px; }

.empty { text-align: center; color: var(--muted); padding: 30px 0; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; z-index: 60; max-width: calc(100vw - 32px); }
.opp-row.ignored td { opacity: .55; }
.row-actions { justify-content: flex-end; flex-wrap: nowrap; }
.chart .mark.sim { opacity: .45; }
@media (max-width: 600px) {
  .kpis { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat { padding: 10px 12px; }
  .stat .v { font-size: 20px; }
  .topbar { gap: 8px; }
  .brand span { display: none; }
}
.detail-filter { grid-template-columns: 2fr 1fr 1fr; }
@media (max-width: 600px) { .detail-filter { grid-template-columns: 1fr; } }

/* 账号 */
.login-card { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-left: 4px solid var(--primary); }
.login-card h2 { margin: 0 0 4px; }
.login-card p { margin: 0; }
.benefits { margin: 0; padding-left: 20px; }
.benefits li { margin-bottom: 4px; }
.acc-form label { display: block; margin-bottom: 10px; }
.acc-form input { width: 100%; }
#acc-note { margin: 10px 0 0; }
#btn-account { max-width: 140px; overflow: hidden; text-overflow: ellipsis; }

/* 每周目标 */
.wgoals { display: grid; gap: 8px; margin: 4px 0 12px; }
.wgoal { display: flex; gap: 10px; align-items: flex-start; padding: 10px 14px; border-radius: 8px; background: var(--neutral-bg); margin: 0; }
.wgoal .mark { width: 20px; flex: none; text-align: center; font-weight: 700; color: var(--muted); }
.wgoal.done .mark, .wgoal.done > input + div { color: var(--good); }
.wgoal.miss .mark { color: var(--bad); }
.wgoal.check { cursor: pointer; }
.wgoal.check input { margin-top: 4px; }
.wgoal .grow { flex: 1; min-width: 0; }
.wgoal .bar { margin: 6px 0 2px; background: var(--card); }
.center { text-align: center; }
@media (max-width: 760px) {
  /* 手机：导航单独一行，可以横向滑动 */
  .topbar { flex-wrap: wrap; row-gap: 6px; padding-bottom: 6px; }
  .topbar .nav { order: 3; flex-basis: 100%; }
  #btn-account { max-width: 110px; }
}