:root {
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f0efec;
  --border: #e3e2de;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --ink-3: #7a7974;
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --accent-soft: #cde2fb;
  --good: #0a7d0a;
  --good-bg: #e3f4e3;
  --warn: #8a5a00;
  --warn-bg: #fdf1d6;
  --bad: #b42f2f;
  --bad-bg: #fbe4e4;
  --radius: 12px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #262624;
    --border: #383835;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --ink-3: #9a9990;
    --accent: #3987e5;
    --accent-soft: #184f95;
    --good: #5fd35f;
    --good-bg: #173017;
    --warn: #f3c25a;
    --warn-bg: #3a2d0c;
    --bad: #f08080;
    --bad-bg: #3d1717;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
.num { font-variant-numeric: tabular-nums; }

header.top {
  background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.top-inner { max-width: 920px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.brand { font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
nav.tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
nav.tabs a { color: var(--ink-2); padding: 6px 10px; border-radius: 8px; white-space: nowrap; }
nav.tabs a.on { background: var(--surface-2); color: var(--ink); font-weight: 600; }
.badge { font-size: 12px; font-weight: 700; letter-spacing: .04em; padding: 3px 8px; border-radius: 99px; }
.badge.paper { background: var(--warn-bg); color: var(--warn); }
.badge.live { background: var(--good-bg); color: var(--good); }
.linkbtn { background: none; border: 0; color: var(--ink-3); cursor: pointer; font: inherit; padding: 0; }

main { max-width: 920px; margin: 0 auto; padding: 20px 16px 60px; }
h1 { font-size: 22px; margin: 4px 0 16px; letter-spacing: -0.01em; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-bottom: 16px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.stat .label { font-size: 13px; color: var(--ink-2); }
.stat .value { font-size: 22px; font-weight: 650; margin-top: 2px; }
.stat .sub { font-size: 12px; color: var(--ink-3); }
.pos { color: var(--good); } .neg { color: var(--bad); }

.hero { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.hero .when { font-size: 20px; font-weight: 650; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.btn { display: inline-block; border: 1px solid var(--border); background: var(--surface); color: var(--ink);
  padding: 9px 14px; border-radius: 10px; font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.flash { padding: 10px 14px; border-radius: 10px; margin-bottom: 10px; font-size: 14px; }
.flash.ok { background: var(--good-bg); color: var(--good); }
.flash.warn { background: var(--warn-bg); color: var(--warn); }
.flash.error { background: var(--bad-bg); color: var(--bad); }

/* allocation bars: actual (filled bar) vs target (tick) */
.alloc { display: grid; grid-template-columns: 56px 1fr 108px; gap: 8px 12px; align-items: center; }
.alloc .name { font-weight: 600; }
.track { position: relative; height: 12px; background: var(--surface-2); border-radius: 6px; }
.track .fill { position: absolute; left: 0; top: 0; bottom: 0; background: var(--accent); border-radius: 6px; min-width: 2px; }
.track .target { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--ink); border-radius: 1px; }
.alloc .nums { font-size: 13px; color: var(--ink-2); text-align: right; }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--ink-2); margin-top: 12px; }
.legend i { display: inline-block; vertical-align: middle; margin-right: 6px; }
.legend .l-fill { width: 14px; height: 8px; background: var(--accent); border-radius: 4px; }
.legend .l-target { width: 2px; height: 12px; background: var(--ink); }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; padding: 6px 8px; border-bottom: 1px solid var(--border); }
td { padding: 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
td.r, th.r { text-align: right; }
.tablewrap { overflow-x: auto; }
.pill { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 99px; background: var(--surface-2); color: var(--ink-2); white-space: nowrap; }
.pill.done, .pill.filled { background: var(--good-bg); color: var(--good); }
.pill.partial, .pill.skipped, .pill.running { background: var(--warn-bg); color: var(--warn); }
.pill.error, .pill.failed { background: var(--bad-bg); color: var(--bad); }

/* forms */
label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.hint { font-size: 13px; color: var(--ink-3); margin-top: 4px; }
input[type=text], input[type=email], input[type=number], input[type=password], input[type=time], select {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--page); color: var(--ink); font: inherit;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.row { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 14px; }
.segmented { display: flex; flex-wrap: wrap; gap: 6px; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label { margin: 0; font-weight: 500; padding: 8px 14px; border: 1px solid var(--border); border-radius: 10px; cursor: pointer; background: var(--page); }
.segmented input:checked + label { border-color: var(--accent); background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.segmented input:focus-visible + label { outline: 2px solid var(--accent); }

.coins { display: grid; gap: 8px; }
.coin { display: grid; grid-template-columns: 1fr 1.4fr 92px 36px; gap: 10px; align-items: center; }
.coin input[type=range] { width: 100%; accent-color: var(--accent); }
.coin .pctbox { position: relative; }
.coin .pctbox input { padding-right: 24px; text-align: right; }
.coin .pctbox span { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--ink-3); }
.iconbtn { width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-2); cursor: pointer; font-size: 18px; line-height: 1; }
.total { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; font-weight: 600; }
.total.bad { color: var(--bad); }
.total.good { color: var(--good); }
.strategy { display: grid; gap: 8px; grid-template-columns: 1fr 1fr; }
.strategy label { font-weight: 400; border: 1px solid var(--border); border-radius: 10px; padding: 12px; cursor: pointer; margin: 0; background: var(--page); }
.strategy input { margin-right: 6px; }
.strategy label:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.strategy b { display: block; }
details summary { cursor: pointer; font-weight: 600; }
.stickybar { position: sticky; bottom: 0; background: var(--page); padding: 12px 0; display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap; border-top: 1px solid var(--border); }

.login { max-width: 360px; margin: 12vh auto; }
.orders { margin: 6px 0 0; padding: 0; list-style: none; font-size: 13px; color: var(--ink-2); }
.orders li { padding: 2px 0; }

input[type=number]::-webkit-inner-spin-button, input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

@media (max-width: 560px) {
  .top-inner { gap: 8px 12px; }
  .brand { flex: 1; }
  nav.tabs { order: 3; flex-basis: 100%; }
  .coin { grid-template-columns: 1fr 84px 36px; }
  .coin input[type=range] { grid-column: 1 / -1; grid-row: 2; }
  .strategy { grid-template-columns: 1fr; }
  .alloc { grid-template-columns: 48px 1fr 92px; }
}

/* connect flow */
.steps { margin: 0 0 12px; padding-left: 20px; }
.steps li { margin: 6px 0; }
.ipbox { display: inline-flex; gap: 8px; align-items: center; margin-top: 6px; }
.ipbox code { background: var(--surface-2); padding: 6px 10px; border-radius: 8px; font-size: 15px; }
.btn.small { padding: 5px 10px; font-size: 13px; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }
.checklist { list-style: none; padding: 0; margin: 0 0 14px; }
.checklist li { padding: 6px 0 6px 30px; position: relative; }
.checklist li::before { position: absolute; left: 0; top: 6px; width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center; font-size: 12px; font-weight: 700; }
.checklist li.ok::before { content: "✓"; background: var(--good-bg); color: var(--good); }
.checklist li.bad::before { content: "✕"; background: var(--bad-bg); color: var(--bad); }
.checklist li.ask::before { content: "?"; background: var(--warn-bg); color: var(--warn); }
label.confirm { font-weight: 400; display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 10px; margin-bottom: 8px; background: var(--page); cursor: pointer; }
label.confirm input { margin-top: 4px; }
.flash ul { margin: 6px 0; padding-left: 20px; }

/* auth */
.qr { display: flex; justify-content: center; margin: 8px 0 12px; }
.qr img { width: 240px; height: 240px; background: #fff; border-radius: 10px; image-rendering: pixelated; }
code.secret { display: inline-block; word-break: break-all; background: var(--surface-2); padding: 6px 8px; border-radius: 8px; margin-top: 6px; font-size: 13px; }
.login .steps { padding-left: 20px; }