:root {
  --bg: #f2f4f7; --card: #ffffff; --line: #e1e5ea; --text: #17202a; --muted: #66717d;
  --brand: #0b3d7a; --accent: #0b5cad; --green: #1f9d63;
  --charge: #2f7fd8; --discharge: #e8833a; --good: #1f9d63; --warn: #f0a020; --bad: #d03050;
  --valley: #2e8b57; --flat: #9aa4ad; --peak: #e8833a; --sharp: #d03050; --deep: #145a3a; --none: #c4cad1;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11151a; --card: #1a1f26; --line: #2a313a; --text: #e7eaee; --muted: #9aa4af; --accent: #4f9be8; --none: #4a525c; color-scheme: dark; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  padding-bottom: env(safe-area-inset-bottom); }
a { color: var(--accent); text-decoration: none; }
select, input, button, textarea { font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; max-width: 100%; }
button, .btn { cursor: pointer; display: inline-block; border: 1px solid var(--line); border-radius: 8px; padding: 7px 12px; background: var(--card); color: var(--text); }
button.primary, .row button.primary { background: var(--brand); color: #fff; border-color: var(--brand); }
button:disabled { opacity: .5; cursor: default; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wordmark { display: inline-flex; align-items: baseline; gap: 6px; color: var(--brand); }
@media (prefers-color-scheme: dark) { .wordmark { color: #8fbaf0; } }
.wordmark b { font-size: 19px; letter-spacing: 1.5px; font-weight: 800; }
.wordmark span { font-size: 15px; color: var(--text); font-weight: 600; }
.wordmark.lg b { font-size: 34px; } .wordmark.lg span { font-size: 22px; }

/* login */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px;
  background: linear-gradient(160deg, #0b3d7a 0%, #0b5cad 55%, #1f9d63 140%); }
.login-box { width: 100%; max-width: 360px; background: var(--card); border-radius: 16px; padding: 28px 22px 18px; display: flex; flex-direction: column; gap: 6px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .25); }
.login-box .muted { margin: 0 0 10px; }
.login-box label { font-size: 13px; color: var(--muted); margin-top: 6px; }
.login-box input { padding: 10px 12px; font-size: 16px; }
.login-box button { margin-top: 14px; padding: 11px; font-size: 16px; }

/* chrome */
.top { position: sticky; top: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center; gap: 8px;
  padding: calc(10px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 10px max(16px, env(safe-area-inset-left));
  background: var(--card); border-bottom: 1px solid var(--line); }
.who { color: var(--muted); font-size: 13px; display: flex; align-items: center; gap: 6px; min-width: 0; }
.who a { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); display: inline-block; flex: none; }
.dot.ok { background: var(--good); } .dot.bad { background: var(--bad); }
main { max-width: 1100px; margin: 0 auto; padding: 12px max(16px, env(safe-area-inset-right)) 24px max(16px, env(safe-area-inset-left)); }
.bar { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.bar h2 { margin: 6px 0; font-size: 18px; }
.phead { display: flex; align-items: center; gap: 10px; padding: 10px max(16px, env(safe-area-inset-left)); background: var(--card); }
.back { font-size: 28px; line-height: 1; padding: 0 6px 4px; color: var(--muted); }
.ptitle { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ptitle b { font-size: 17px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.phead select { max-width: 40%; }
.tabs { display: flex; gap: 4px; overflow-x: auto; padding: 8px max(16px, env(safe-area-inset-left)); background: var(--card); border-bottom: 1px solid var(--line); }
.tabs.inline { background: none; border: 0; padding: 4px 0 8px; }
.tabs button { border: 0; background: none; padding: 6px 12px; border-radius: 16px; color: var(--muted); white-space: nowrap; }
.tabs button.on { background: var(--brand); color: #fff; }
.tabs i { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--bad); color: #fff; font-style: normal; font-size: 12px; text-align: center; }

/* project list */
.plist { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; margin-top: 8px; }
.pcard { display: block; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; color: var(--text); }
.pcard:hover { border-color: var(--accent); }
.pcard .h { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.pcard .h b { font-size: 17px; }
.pcard .sub2 { color: var(--muted); font-size: 12px; }
.pcard .stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 10px; }
.pcard .stats div { background: var(--bg); border-radius: 10px; padding: 6px 8px; }
.pcard .stats span { display: block; color: var(--muted); font-size: 12px; }
.pcard .stats b { font-size: 18px; font-variant-numeric: tabular-nums; }
.pill { font-size: 12px; padding: 1px 8px; border-radius: 10px; background: var(--line); color: var(--text); white-space: nowrap; }
.pill.ok { background: var(--good); color: #fff; } .pill.bad { background: var(--bad); color: #fff; } .pill.warn { background: var(--warn); color: #222; }
.pill.charge { background: var(--charge); color: #fff; } .pill.discharge { background: var(--discharge); color: #fff; }

/* cards & kpis */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin-top: 12px; min-width: 0; }
.card h3 { margin: 0 0 8px; font-size: 15px; }
.banner { border-radius: 10px; padding: 10px 12px; margin: 0 0 4px; background: var(--bad); color: #fff; }
.banner.warn { background: #fdf0d5; color: #5c4300; border: 1px solid #f3d38a; }
@media (prefers-color-scheme: dark) { .banner.warn { background: #3a2f12; color: #f3d38a; border-color: #5c4a1a; } }
.hero { display: flex; align-items: center; gap: 18px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.ring { position: relative; width: 120px; height: 120px; flex: none; }
.ring canvas { width: 120px; height: 120px; }
.ring-txt { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ring-txt b { font-size: 26px; font-variant-numeric: tabular-nums; }
.ring-txt span { color: var(--muted); font-size: 12px; }
.mode { display: inline-block; font-weight: 600; padding: 2px 10px; border-radius: 12px; background: var(--line); }
.mode.charge { background: var(--charge); color: #fff; } .mode.discharge { background: var(--discharge); color: #fff; }
.big { font-size: 16px; margin: 4px 0; } .big b { font-size: 30px; font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); } .small { font-size: 12px; }
.grid4, .grid3 { display: grid; gap: 10px; margin-top: 12px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; min-width: 0; }
.kpi span { color: var(--muted); font-size: 13px; display: block; }
.kpi b { font-size: 22px; font-variant-numeric: tabular-nums; }
.kpi i { font-style: normal; color: var(--muted); font-size: 12px; margin-left: 3px; }
.kpi small { display: block; color: var(--muted); font-size: 12px; }
.kpi.lg b { font-size: 26px; color: var(--accent); }
.chart { width: 100%; height: 260px; } .chart.small { height: 90px; }
.note { color: var(--muted); font-size: 12px; margin: 6px 0 0; }
.devices { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; }
.dev { border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; font-size: 13px; }
.dev h4 { margin: 0 0 4px; font-size: 14px; }
.dev dl { display: grid; grid-template-columns: auto 1fr; gap: 1px 10px; margin: 0; }
.dev dt { color: var(--muted); } .dev dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.tbl th, .tbl td { padding: 6px 4px; border-bottom: 1px solid var(--line); text-align: right; }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl th { color: var(--muted); font-weight: normal; }
.alarm { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.alarm:last-child { border-bottom: 0; }
.lv { flex: none; font-size: 12px; padding: 1px 8px; border-radius: 10px; color: #fff; height: fit-content; }
.lv1 { background: var(--flat); } .lv2 { background: var(--warn); color: #222; } .lv3 { background: var(--bad); }
.alarm .t { font-weight: 600; } .alarm .d { color: var(--muted); font-size: 12px; }
.seg { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--line); font-size: 14px; flex-wrap: wrap; }
.seg:last-child { border-bottom: 0; }
.seg .who2 { font-weight: 600; } .seg .c { color: var(--charge); } .seg .x { color: var(--discharge); }
.tag { display: inline-block; font-size: 12px; padding: 0 6px; border-radius: 8px; margin-left: 4px; color: #fff; }
.cells { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 3px; }
.cell { font-size: 10px; text-align: center; padding: 3px 0; border-radius: 4px; color: #111; font-variant-numeric: tabular-nums; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.row.end { justify-content: flex-end; }
.msg { min-height: 1em; font-size: 13px; }
.msg.err { color: var(--bad); }
.msg.ok { color: var(--good); }
.empty { color: var(--muted); padding: 10px 0; }
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 16px; }

/* forms */
.form { display: flex; flex-direction: column; gap: 8px; }
.form label { display: flex; flex-direction: column; gap: 3px; font-size: 13px; color: var(--muted); }
.form label.chk { flex-direction: row; align-items: center; gap: 6px; color: var(--text); }
.form .sub { display: flex; flex-direction: column; gap: 8px; padding: 8px 0; }
.form details { border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; }
.form summary { cursor: pointer; font-size: 13px; }
.form textarea { width: 100%; }
.hours { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 3px; }
.hours button { padding: 4px 0; font-size: 11px; border-radius: 6px; color: #fff; border: 0; display: flex; flex-direction: column; align-items: center; line-height: 1.25; }
.hours button small { font-size: 10px; opacity: .9; }
.months { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; }
.months label { flex-direction: row; align-items: center; gap: 3px; color: var(--text); }
.pricegrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; }
.checks { display: flex; flex-direction: column; gap: 4px; max-height: 220px; overflow: auto; border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; }
.checks label { flex-direction: row; align-items: center; gap: 6px; color: var(--text); }
.list { margin-top: 10px; display: flex; flex-direction: column; gap: 8px; }
.item { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.item .l { min-width: 0; }
.item .l b { margin-right: 6px; }
.item .l .muted { font-size: 12px; word-break: break-all; }
.item .r { display: flex; gap: 6px; flex: none; flex-wrap: wrap; justify-content: flex-end; }
.secret { font-family: ui-monospace, Consolas, monospace; font-size: 18px; background: var(--bg); padding: 8px 12px; border-radius: 8px; user-select: all; }
dialog { border: 0; border-radius: 14px; padding: 18px; width: min(480px, calc(100vw - 32px)); background: var(--card); color: var(--text); }
dialog::backdrop { background: rgba(0, 0, 0, .45); }
dialog h3 { margin: 0 0 4px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.grid2 input, .grid2 select { width: 100%; min-width: 0; box-sizing: border-box; }

@media (max-width: 640px) {
  .grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .grid3 .kpi { padding: 8px 9px; } .grid3 .kpi span { font-size: 12px; }
  #dmMonthKpi { grid-template-columns: minmax(0, 1fr); }
  .kpi.lg b { font-size: 19px; } .kpi.lg i { margin-left: 1px; }
  .kpi b { font-size: 20px; }
  .ring, .ring canvas { width: 104px; height: 104px; } .ring-txt b { font-size: 23px; }
  .hero { gap: 12px; } .big b { font-size: 26px; }
  .chart { height: 220px; }
  .plist { grid-template-columns: 1fr; }
  .hours { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .item { flex-direction: column; align-items: stretch; }
  .item .r { justify-content: flex-start; }
}

/* 0.2.0: report, strategy control, notify */
.banner.ok { background: #e3f5ec; color: #145a3a; border: 1px solid #a8dcc0; }
@media (prefers-color-scheme: dark) { .banner.ok { background: #12301f; color: #9fe0bb; border-color: #1f5135; } }
.inl { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.report .rhead h2 { margin: 12px 0 2px; font-size: 18px; }
.report .grid4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.tips { margin: 0; padding-left: 20px; } .tips li { margin: 4px 0; }
.chart.small2 { height: 200px; }
.months-tbl { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 4px; }
.mcell { display: flex; flex-direction: column; align-items: center; border: 1px solid var(--line); border-radius: 8px; padding: 4px 0; font-size: 12px; }
.mcell small { color: var(--muted); } .mcell.on { border-color: var(--brand); background: var(--bg); }
.tblwrap { overflow-x: auto; }
.stbl input { width: 100%; min-width: 74px; padding: 4px 6px; } .stbl input.kw { min-width: 64px; }
.stbl td, .stbl th { text-align: center !important; padding: 4px 3px; }
.secret.small { font-size: 14px; user-select: text; }
@media (max-width: 640px) {
  .months-tbl { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .report .grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media print {
  .top, .phead, .tabs, .noprint, .foot, #banner { display: none !important; }
  body { background: #fff; color: #000; }
  .card, .kpi { break-inside: avoid; border-color: #ccc; }
  main { max-width: none; padding: 0; }
}
#at-notify .card { display: flex; flex-direction: column; gap: 8px; }
#at-notify label { display: flex; flex-direction: column; gap: 3px; font-size: 13px; color: var(--muted); }
#at-notify label.chk { flex-direction: row; align-items: center; gap: 6px; color: var(--text); }
#at-notify textarea { width: 100%; font-size: 13px; }
#at-notify .grid2 { align-items: end; }

/* 0.3.0 */
button.small { padding: 3px 9px; font-size: 12px; flex: none; height: fit-content; }
.ack { font-size: 12px; color: var(--good); margin-top: 2px; }
.todos h3 { margin: 0 0 6px; }
.todo { display: flex; gap: 8px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--line); color: var(--text); flex-wrap: wrap; font-size: 14px; }
.todo:last-child { border-bottom: 0; }
.sortbar { align-items: center; margin-top: 8px; }
.sub2card { border-top: 1px solid var(--line); padding-top: 8px; margin-top: 8px; }
.sub2card h4 { margin: 0 0 4px; font-size: 14px; }
.ranks b { font-size: 13px; } .ranks ol { margin: 4px 0 0; padding-left: 18px; font-size: 13px; }
#homeSum { margin-top: 8px; }
.bar h3 { margin: 0; }

@media (max-width: 480px) { .grid2 { grid-template-columns: minmax(0, 1fr); } }