/* E-Chain 毅誠倉儲 scheme, taken from the company name card:
   front = warm paper, deep teal, ink; back = teal field with paper type (used for dark mode). */
:root {
  --paper: #f4f2ec;
  --card: #fbfaf6;
  --sunk: #ecebe4;
  --ink: #1b2426;
  --muted: #6e7b7c;
  --rule: #d2d6ce;
  --teal: #14565c;
  --teal-hover: #0f474c;
  --on-teal: #f4f2ec;
  --link: #14565c;
  --ok: #1d6b4f;
  --ok-bg: #e1ece4;
  --bad: #9e3a2c;
  --bad-bg: #f3e2dc;
  --warn: #85620f;
  --warn-bg: #f3ead2;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --mono: "DejaVu Sans Mono", Menlo, Consolas, ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f4246;
    --card: #145057;
    --sunk: #0d3a3e;
    --ink: #f4f2ec;
    --muted: #a7c2c1;
    --rule: #2c6a6f;
    --teal: #f4f2ec;
    --teal-hover: #ffffff;
    --on-teal: #14565c;
    --link: #cfe6e3;
    --ok: #8fd6b4;
    --ok-bg: #1b4f40;
    --bad: #ffab9c;
    --bad-bg: #5a2b25;
    --warn: #f1cf7c;
    --warn-bg: #4a3d17;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.5 var(--sans);
}
html { background: var(--paper); }
body { min-height: 100vh; }
@media (prefers-color-scheme: dark) {
  /* the card back's soft teal glow, fading into the solid page colour */
  body { background: radial-gradient(ellipse 120% 600px at 50% 0%, #17595f 0%, var(--paper) 100%) no-repeat, var(--paper); }
}
.wrap { max-width: 520px; margin: 0 auto; padding: 20px max(16px, env(safe-area-inset-right)) 32px max(16px, env(safe-area-inset-left)); }
.wrap.wide { max-width: 1100px; }

/* brand block: logo + legal name + spaced English line, as on the card */
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-logo { height: 46px; width: auto; display: block; flex: none; }
.brand-name { font: 700 19px/1.25 var(--serif); letter-spacing: .06em; }
.brand-sub { font: 500 10.5px/1.4 var(--sans); letter-spacing: .22em; color: var(--muted); text-transform: uppercase; margin-top: 3px; }
.brand.hero { flex-direction: column; text-align: center; gap: 12px; margin: 24px 0 26px; }
.brand.hero .brand-logo { height: 96px; }
.brand.hero .brand-name { font-size: 22px; }

header.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 16px; margin-bottom: 18px; border-bottom: 1px solid var(--rule); }
header.bar h1 { font: 700 20px var(--serif); margin: 0; letter-spacing: .04em; }
.person { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.person-name { font: 500 14px var(--sans); letter-spacing: .28em; text-transform: uppercase; }
.person-code { font: 13px var(--mono); color: var(--muted); letter-spacing: .05em; }
footer.addr { margin-top: 22px; padding-top: 12px; border-top: 1px solid var(--rule); font-size: 12.5px; color: var(--muted); }

.card { background: var(--card); border: 1px solid var(--rule); border-radius: 6px; padding: 18px; margin-bottom: 14px; }
.card h2 { font: 500 11px/1.4 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }

/* printer's crop marks, the card's signature detail */
.crop { position: relative; }
.crop::before {
  content: ""; position: absolute; inset: -9px; pointer-events: none;
  --m: var(--muted);
  background:
    linear-gradient(var(--m), var(--m)) left top / 14px 1px no-repeat,
    linear-gradient(var(--m), var(--m)) left top / 1px 14px no-repeat,
    linear-gradient(var(--m), var(--m)) right top / 14px 1px no-repeat,
    linear-gradient(var(--m), var(--m)) right top / 1px 14px no-repeat,
    linear-gradient(var(--m), var(--m)) left bottom / 14px 1px no-repeat,
    linear-gradient(var(--m), var(--m)) left bottom / 1px 14px no-repeat,
    linear-gradient(var(--m), var(--m)) right bottom / 14px 1px no-repeat,
    linear-gradient(var(--m), var(--m)) right bottom / 1px 14px no-repeat;
  opacity: .7;
}

.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: var(--mono); }
label { display: block; font: 500 11px/1.4 var(--sans); letter-spacing: .14em; margin: 14px 0 6px; color: var(--muted); }
input, select, textarea {
  width: 100%; padding: 11px 12px; font: 16px var(--sans); color: var(--ink);
  background: var(--paper); border: 1px solid var(--rule); border-radius: 4px;
}
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--link); outline-offset: 1px; }
input[type="checkbox"] { width: auto; accent-color: var(--teal); }
input[type="password"], input[inputmode="numeric"] { font-family: var(--mono); letter-spacing: .12em; }
button {
  font: 500 15px var(--sans); letter-spacing: .06em; border: 1px solid var(--teal); border-radius: 4px; padding: 10px 16px; cursor: pointer;
  background: var(--teal); color: var(--on-teal);
}
button:hover { background: var(--teal-hover); }
button.secondary { background: transparent; color: var(--ink); border-color: var(--rule); }
button.secondary:hover { border-color: var(--muted); background: transparent; }
button.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
button:disabled { opacity: .4; cursor: not-allowed; }
.big-btn { width: 100%; padding: 20px; font: 700 22px var(--serif); letter-spacing: .12em; border-radius: 6px; margin-top: 12px; }
.big-btn.in { background: var(--teal); border-color: var(--teal); color: var(--on-teal); }
.big-btn.out { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.status { font: 700 24px/1.3 var(--serif); letter-spacing: .04em; }
.pill { display: inline-block; padding: 3px 10px; border-radius: 3px; font-size: 13px; font-weight: 500; letter-spacing: .03em; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.bad { background: var(--bad-bg); color: var(--bad); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.msg { padding: 12px; border-radius: 4px; margin-top: 12px; font-weight: 500; }
.msg.ok { background: var(--ok-bg); color: var(--ok); }
.msg.bad { background: var(--bad-bg); color: var(--bad); }
.stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.stat { border-top: 1px solid var(--rule); padding: 10px 2px 2px; }
.stat b { display: block; font: 400 24px var(--mono); }
.stat span { font-size: 11px; letter-spacing: .12em; color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 6px; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 11px; letter-spacing: .14em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.num { font-family: var(--mono); font-size: 13.5px; }
.table-scroll { overflow-x: auto; }
.tabs { display: flex; gap: 2px; flex-wrap: wrap; margin-bottom: 16px; border-bottom: 1px solid var(--rule); }
.tabs button { background: transparent; color: var(--muted); border: 0; border-radius: 0; padding: 10px 12px; box-shadow: inset 0 -2px 0 transparent; }
.tabs button:hover { color: var(--ink); background: transparent; }
.tabs button.active { color: var(--ink); box-shadow: inset 0 -2px 0 var(--link); }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.row > * { flex: 1 1 140px; min-width: 0; }
.row > button { flex: 0 0 auto; }
.hidden { display: none !important; }
dialog { border: 1px solid var(--rule); border-radius: 6px; background: var(--card); color: var(--ink); width: min(480px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(15, 30, 32, .45); }
a { color: var(--link); }
h1, h2, h3 { text-wrap: balance; }

/* ---------- month calendar ---------- */
:root { --holiday: #a33a2b; --holiday-bg: #f6e4de; --closure: #85620f; --closure-bg: #f3ead2; --weekend-bg: #eceae2; }
@media (prefers-color-scheme: dark) {
  :root { --holiday: #ffb3a5; --holiday-bg: #4f2a26; --closure: #f1cf7c; --closure-bg: #4a3d17; --weekend-bg: #11464b; }
}
.cal-head { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.cal-title { flex: 1; min-width: 0; text-align: center; }
.cal-title b { display: block; font: 700 19px var(--serif); letter-spacing: .04em; white-space: nowrap; }
.cal-title span { font-size: 11px; letter-spacing: .2em; color: var(--muted); text-transform: uppercase; }
.cal-nav { flex: none; width: 40px; height: 40px; padding: 0; font-size: 22px; line-height: 1; }
.cal-today { flex: none; padding: 7px 8px; font-size: 12px; letter-spacing: .02em; }
.cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 3px; }
.cal-grid.loading .cal-cell { opacity: .55; }
.cal-dow { text-align: center; font-size: 12px; color: var(--muted); padding: 2px 0 6px; letter-spacing: .1em; }
.cal-dow.we { color: var(--holiday); }
.cal-cell {
  display: flex; flex-direction: column; align-items: flex-start; gap: 1px; min-height: 58px; min-width: 0;
  padding: 5px 5px 4px; border: 1px solid var(--rule); border-radius: 4px; background: var(--card); color: var(--ink);
  font: inherit; letter-spacing: 0; text-align: left; cursor: pointer; overflow: hidden;
}
.cal-cell:hover { background: var(--card); border-color: var(--muted); }
.cal-cell.empty { border: 0; background: transparent; cursor: default; }
.cal-d { font: 15px/1.2 var(--mono); }
.cal-tag { font-size: 10px; line-height: 1.25; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cal-badge { margin-top: auto; font: 11px var(--mono); color: var(--link); }
.cal-cell.weekend { background: var(--weekend-bg); }
.cal-cell.weekend .cal-d { color: var(--holiday); }
.cal-cell.holiday { background: var(--holiday-bg); }
.cal-cell.holiday .cal-d, .cal-cell.holiday .cal-tag { color: var(--holiday); }
.cal-cell.closure { background: var(--closure-bg); }
.cal-cell.closure .cal-d, .cal-cell.closure .cal-tag { color: var(--closure); font-weight: 500; }
.cal-cell.workday { box-shadow: inset 0 0 0 1px var(--link); }
.cal-cell.workday .cal-tag { color: var(--link); }
.cal-cell.today .cal-d { background: var(--teal); color: var(--on-teal); border-radius: 3px; padding: 0 4px; }
.cal-cell.selected { outline: 2px solid var(--link); outline-offset: 1px; }
.cal-legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; font-size: 12px; color: var(--muted); }
.cal-legend .sw { display: inline-block; width: 11px; height: 11px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; border: 1px solid var(--rule); }
.sw.weekend { background: var(--weekend-bg); }
.sw.holiday { background: var(--holiday-bg); border-color: var(--holiday); }
.sw.closure { background: var(--closure-bg); border-color: var(--closure); }
.sw.workday { background: var(--card); border-color: var(--link); }
.cal-detail { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--rule); }
.cal-detail-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 8px; }
.cal-detail-head b { font: 700 17px var(--serif); }
.pill:not(.ok):not(.bad):not(.warn) { background: var(--weekend-bg); color: var(--muted); }
.notice { padding: 12px 14px; border-radius: 4px; margin-bottom: 14px; font-weight: 500; }
.notice.holiday { background: var(--holiday-bg); color: var(--holiday); }
.notice.closure { background: var(--closure-bg); color: var(--closure); }
@media (min-width: 760px) { .wide .cal-cell { min-height: 84px; padding: 7px; } .wide .cal-tag { font-size: 11.5px; } .wide .cal-badge { font-size: 12px; } }