:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface-1: #fcfcfb;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --up: #c62f2f;     /* A 股习惯：红涨 */
  --down: #006300;   /* 绿跌 */
  --danger: #d03b3b;
  --font: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface-1: #1a1a19;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --series-1: #3987e5;
    --series-2: #d95926;
    --up: #e66767;
    --down: #0ca30c;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--page); color: var(--text-primary); font: 14px/1.5 var(--font); }
h1 { font-size: 18px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 8px; }
h3 { font-size: 14px; margin: 20px 0 4px; color: var(--text-secondary); font-weight: 600; }
a { color: var(--accent); }
hr { border: 0; border-top: 1px solid var(--grid); margin: 16px 0; }

.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 12px 20px; background: var(--surface-1); border-bottom: 1px solid var(--border);
}
.topbar #user { display: flex; gap: 12px; align-items: center; color: var(--text-secondary); }
main { max-width: 1080px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--surface-1); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px 20px; margin-bottom: 16px;
}
.card.login { max-width: 380px; margin: 48px auto; }
details > summary { cursor: pointer; font-weight: 600; }
details[open] > summary { margin-bottom: 12px; }
.hint { color: var(--text-muted); font-size: 12px; }

label { display: block; margin: 8px 0; color: var(--text-secondary); font-size: 13px; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 7px 10px; font: inherit;
  color: var(--text-primary); background: var(--page); border: 1px solid var(--axis); border-radius: 6px;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 12px; }

button {
  font: inherit; padding: 7px 16px; margin: 4px 4px 4px 0; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--accent); background: var(--accent); color: #fff;
}
button.secondary { background: transparent; color: var(--accent); }
button.link { border: 0; background: none; color: var(--accent); padding: 2px 4px; margin: 0; }
button.link.danger { color: var(--danger); }
button:disabled { opacity: .5; cursor: default; }

.tabs { display: flex; gap: 4px; margin-bottom: 12px; flex-wrap: wrap; }
.tabs button { background: transparent; color: var(--text-secondary); border-color: var(--border); }
.tabs button.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.stock-pick { position: relative; }
.dropdown {
  position: absolute; z-index: 10; left: 0; right: 0; margin: 2px 0 0; padding: 4px 0; list-style: none;
  background: var(--surface-1); border: 1px solid var(--axis); border-radius: 6px; box-shadow: 0 4px 16px rgba(0,0,0,.12);
}
.dropdown li { padding: 6px 10px; cursor: pointer; color: var(--text-primary); }
.dropdown li:hover { background: var(--grid); }

/* 打分列表 */
.period-head { display: flex; justify-content: space-between; align-items: start; gap: 12px; flex-wrap: wrap; }
.save-state { font-size: 12px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--border); white-space: nowrap; }
.save-state.ok { color: var(--text-secondary); }
.save-state.busy { color: var(--accent); border-color: var(--accent); }
.save-state.bad { color: #fff; background: var(--danger); border-color: var(--danger); }
.kind-tabs { margin-top: 12px; }
.tab-count { font-size: 12px; opacity: .75; margin-left: 2px; }
.adder { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.adder button { margin: 0; }
.picker { position: relative; flex: 1 1 320px; }
.picker input { margin: 0; }
.dropdown { max-height: 340px; overflow-y: auto; }
.dropdown li.group { cursor: default; font-size: 12px; color: var(--text-muted); }
.dropdown li.sub { padding-left: 26px; }
.dropdown li.added { color: var(--text-muted); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 10px 0 4px; }
.chip { margin: 0; padding: 3px 10px; font-size: 12px; border-radius: 999px; background: transparent; color: var(--text-secondary); border-color: var(--axis); }
.chip:hover { color: var(--accent); border-color: var(--accent); }

.item-list { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.item-list.closed { opacity: .6; pointer-events: none; }
.item-list .empty { padding: 20px; text-align: center; border: 1px dashed var(--axis); border-radius: 8px; }
.item { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; background: var(--surface-1); }
.item.draft { border-style: dashed; border-color: var(--axis); }
.item.flash { animation: flash 1.2s ease-out; }
@keyframes flash { from { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 45%, transparent); } to { box-shadow: none; } }
.item-head { display: flex; align-items: baseline; gap: 8px; }
.item-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-status { font-size: 12px; white-space: nowrap; }
.item-status.muted { color: var(--text-muted); }
.item-status.ok { color: var(--text-secondary); }
.item-status.bad { color: var(--danger); white-space: normal; }
.icon-btn { margin: 0; padding: 0 6px; border: 0; background: none; color: var(--text-muted); font-size: 18px; line-height: 1; }
.icon-btn:hover { color: var(--danger); }
.score-row { display: grid; grid-template-columns: repeat(11, minmax(0, 1fr)); gap: 4px; max-width: 600px; margin: 8px 0 6px; }
.score-btn {
  margin: 0; padding: 7px 0; text-align: center; font-weight: 600; font-variant-numeric: tabular-nums;
  background: transparent; color: var(--text-primary); border: 1px solid var(--axis); border-radius: 6px;
}
.score-btn.neutral { border-style: dashed; }
.score-btn:hover { background: var(--grid); }
.score-btn.bear.on { background: var(--down); border-color: var(--down); color: #fff; }
.score-btn.bull.on { background: var(--up); border-color: var(--up); color: #fff; }
.score-btn.neutral.on { background: var(--text-secondary); border-color: var(--text-secondary); color: var(--surface-1); }
.item-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; font-size: 12px; color: var(--text-secondary); }
.item-meta label { display: flex; align-items: center; gap: 4px; margin: 0; font-size: 12px; }
.item-meta select { width: auto; margin: 0; padding: 2px 6px; font-size: 12px; }
.item-label { font-weight: 600; color: var(--text-primary); min-width: 5em; }
.item-label:empty { display: none; }
.item-prev:empty { display: none; }
.item textarea { margin-top: 8px; font-size: 13px; }

.notice {
  margin-top: 12px; padding: 12px 14px; border-radius: 8px;
  border: 1px solid var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent);
}
.notice code { font-size: 16px; padding: 2px 8px; margin: 0 6px; border-radius: 4px; background: var(--page); user-select: all; }
.form-end { display: flex; align-items: end; }
.err-text { color: var(--danger); }

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
th { color: var(--text-secondary); font-weight: 600; font-size: 12px; }
td.wrap { white-space: normal; max-width: 280px; color: var(--text-secondary); }
td.actions { text-align: right; }
.scroll { overflow-x: auto; }
.pos { color: var(--up); }
.neg { color: var(--down); }

.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin-bottom: 8px; }
.filters label { margin: 0; }
.filters select { width: auto; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 8px 0; }
.tile { border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; }
.tile-label { color: var(--text-secondary); font-size: 12px; }
.tile-value { font-size: 22px; font-weight: 600; }

/* 图表 */
.chart { position: relative; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .tick { fill: var(--text-muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .end-label { fill: var(--text-secondary); font-size: 11px; }
.chart .bar { fill: var(--series-1); transition: opacity .1s; }
.chart .dim { opacity: .35; }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .line.s1 { stroke: var(--series-1); }
.chart .line.s2 { stroke: var(--series-2); }
.chart .dot { stroke: var(--surface-1); stroke-width: 2; }
.chart .dot.s1 { fill: var(--series-1); }
.chart .dot.s2 { fill: var(--series-2); }
.chart .crosshair { stroke: var(--axis); stroke-width: 1; }
.chart-tip {
  position: absolute; pointer-events: none; padding: 6px 10px; font-size: 12px; white-space: nowrap;
  background: var(--surface-1); color: var(--text-primary); border: 1px solid var(--border);
  border-radius: 6px; box-shadow: 0 4px 16px rgba(0,0,0,.12);
}
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--text-secondary); margin: 4px 0; }
i.key { display: inline-block; width: 12px; height: 2px; vertical-align: middle; margin-right: 6px; border-radius: 1px; }
i.key.s1 { background: var(--series-1); }
i.key.s2 { background: var(--series-2); }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 100;
  padding: 10px 18px; border-radius: 8px; background: var(--text-primary); color: var(--surface-1);
}
.toast.err { background: var(--danger); color: #fff; }

@media (max-width: 600px) {
  main { padding: 8px; }
  .card { padding: 12px; }
}

/* 窄屏：表格保持可读宽度，横向滚动，避免理由列被挤成一列字 */
.scroll > table { min-width: 640px; }
td.wrap { min-width: 10em; }