:root {
  --brand: #0f6b73;
  --brand-dark: #0b5259;
  --brand-soft: #e2f2f3;
  --bg: #f4f7f8;
  --card: #ffffff;
  --text: #17262b;
  --muted: #5b6d73;
  --line: #dbe4e7;
  --rail-bg: #ffffff;
  --ok: #1f7a4f;
  --ok-bg: #e0f3e9;
  --warn: #9a5a0a;
  --warn-bg: #fdefd8;
  --field-bg: #ffffff;
  --th-bg: #f8fafb;
  --on-brand: #ffffff;
  --shadow: rgba(15,60,66,.14);
  --rail-w: 64px;
  --rail-open: 240px;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --brand: #3fb6bf;
  --brand-dark: #6ccdd4;
  --brand-soft: #123a3e;
  --bg: #0f1719;
  --card: #172225;
  --text: #e4eef0;
  --muted: #93a8ad;
  --line: #2a3a3e;
  --rail-bg: #142023;
  --ok: #5fd39a;
  --ok-bg: #133526;
  --warn: #f0b45a;
  --warn-bg: #3a2a12;
  --field-bg: #101a1c;
  --th-bg: #1b282b;
  --on-brand: #06272a;
  --shadow: rgba(0,0,0,.5);
  color-scheme: dark;
}
/* 主題色：深青是預設（上面兩組），其餘各一組淺色版與深色版 */
:root[data-accent="blue"]   { --brand: #2357c6; --brand-dark: #1a45a0; --brand-soft: #e6eefc; --on-brand: #ffffff; }
:root[data-accent="indigo"] { --brand: #5b3fc4; --brand-dark: #4730a0; --brand-soft: #eeeafc; --on-brand: #ffffff; }
:root[data-accent="green"]  { --brand: #1f7a4a; --brand-dark: #17603a; --brand-soft: #e3f3ea; --on-brand: #ffffff; }
:root[data-accent="orange"] { --brand: #b4530d; --brand-dark: #8f420a; --brand-soft: #fcefe3; --on-brand: #ffffff; }
:root[data-accent="rose"]   { --brand: #c0285a; --brand-dark: #9c1f49; --brand-soft: #fce8ef; --on-brand: #ffffff; }
:root[data-theme="dark"][data-accent="blue"]   { --brand: #6f9bff; --brand-dark: #96b6ff; --brand-soft: #172a52; --on-brand: #0a1838; }
:root[data-theme="dark"][data-accent="indigo"] { --brand: #a08bff; --brand-dark: #bcadff; --brand-soft: #2a2152; --on-brand: #160f38; }
:root[data-theme="dark"][data-accent="green"]  { --brand: #4ccb86; --brand-dark: #77dba3; --brand-soft: #123826; --on-brand: #052615; }
:root[data-theme="dark"][data-accent="orange"] { --brand: #f59e4b; --brand-dark: #f8b878; --brand-soft: #3d2612; --on-brand: #2a1503; }
:root[data-theme="dark"][data-accent="rose"]   { --brand: #f2709b; --brand-dark: #f694b4; --brand-soft: #431a2a; --on-brand: #2e0716; }
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", system-ui, sans-serif;
  font-size: 15px; color: var(--text); background: var(--bg);
  overflow-x: hidden;
}
button { font: inherit; color: inherit; }

/* 圖示欄 */
.rail {
  position: fixed; inset: 0 auto 0 0; z-index: 30;
  width: var(--rail-w); background: var(--rail-bg); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden;
  transition: width .22s ease, box-shadow .22s ease;
}
.rail:hover, .rail:focus-within, .rail.pinned { width: var(--rail-open); }
.rail:hover:not(.pinned), .rail:focus-within:not(.pinned) { box-shadow: 6px 0 24px var(--shadow); }
.rail-logo { display: flex; align-items: center; gap: 12px; height: 60px; padding: 0 14px; flex: none; border-bottom: 1px solid var(--line); }
.mark { flex: none; width: 36px; height: 36px; border-radius: 9px; background: var(--brand); color: var(--on-brand); display: grid; place-items: center; font-weight: 700; font-size: 18px; }
.rail-logo .name { white-space: nowrap; font-weight: 700; line-height: 1.2; }
.rail-logo .name small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
.label, .rail-logo .name, .chev, .sub { opacity: 0; transition: opacity .15s ease; }
.rail:hover .label, .rail:focus-within .label, .rail.pinned .label,
.rail:hover .rail-logo .name, .rail:focus-within .rail-logo .name, .rail.pinned .rail-logo .name,
.rail:hover .chev, .rail:focus-within .chev, .rail.pinned .chev { opacity: 1; transition-delay: .08s; }

.rail-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 10px 10px; }
.grp { margin-bottom: 4px; position: relative; }
.grp-head {
  display: flex; align-items: center; gap: 12px; width: 100%; height: 44px; padding: 0 10px;
  border: 0; border-radius: 9px; background: none; cursor: pointer; text-align: left; text-decoration: none; color: var(--text);
}
.grp-head:hover { background: var(--bg); }
.ico { flex: none; width: 24px; text-align: center; font-size: 19px; color: var(--muted); }
.label { flex: 1; white-space: nowrap; font-weight: 600; }
.chev { color: var(--muted); font-size: 12px; transition: transform .2s, opacity .15s; }
.grp.open .chev { transform: rotate(90deg); }
.grp.current > .grp-head .ico { color: var(--brand); }
.grp.current > .grp-head { background: var(--brand-soft); color: var(--brand-dark); }
.grp.current > .grp-head::before { content: ""; position: absolute; left: -10px; top: 8px; bottom: 8px; width: 4px; border-radius: 0 4px 4px 0; background: var(--brand); }

.sub { display: none; margin: 2px 0 6px 22px; padding-left: 14px; border-left: 2px solid var(--line); }
.rail:hover .grp.open .sub, .rail:focus-within .grp.open .sub, .rail.pinned .grp.open .sub { display: block; opacity: 1; transition-delay: .1s; }
.sub a { display: block; padding: 7px 10px; border-radius: 7px; color: var(--muted); text-decoration: none; white-space: nowrap; font-size: 14px; }
.sub a:hover { background: var(--bg); color: var(--text); }
.sub a.active { background: var(--brand); color: var(--on-brand); font-weight: 700; }

.rail-foot { flex: none; border-top: 1px solid var(--line); padding: 10px; }
.pin-btn { display: flex; align-items: center; gap: 12px; width: 100%; height: 40px; padding: 0 10px; border: 0; border-radius: 9px; background: none; cursor: pointer; color: var(--muted); }
.pin-btn:hover { background: var(--bg); color: var(--text); }
.pin-btn .ico { font-size: 17px; }

/* 主區 */
.main { margin-left: var(--rail-w); min-width: 0; transition: margin-left .22s ease; }
body.is-pinned .main { margin-left: var(--rail-open); }
.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 14px; height: 60px; padding: 0 28px; background: var(--card); border-bottom: 1px solid var(--line); }
.menu-btn { display: none; border: 0; background: none; font-size: 22px; cursor: pointer; padding: 4px 6px; }
.search { flex: 1; min-width: 0; max-width: 460px; padding: 9px 14px; border: 1px solid var(--line); border-radius: 9px; font: inherit; color: var(--text); background: var(--bg); }
.search:focus, select:focus, input:focus { outline: 2px solid var(--brand); outline-offset: 1px; background: var(--field-bg); }
.top-right { margin-left: auto; display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 14px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--brand); color: var(--on-brand); display: grid; place-items: center; font-weight: 700; }
.theme-toggle { display: flex; align-items: center; gap: 8px; padding: 4px; border: 0; background: none; cursor: pointer; color: var(--muted); font-size: 13px; }
.theme-toggle .track { position: relative; width: 44px; height: 24px; border-radius: 999px; background: var(--line); transition: background .2s; flex: none; }
.theme-toggle .knob { position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: var(--card); display: grid; place-items: center; font-size: 12px; line-height: 1; box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform .2s; }
.theme-toggle[aria-checked="true"] .track { background: var(--brand); }
.theme-toggle[aria-checked="true"] .knob { transform: translateX(20px); }
.theme-toggle:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 999px; }
.accent-wrap { position: relative; }
.accent-btn { display: grid; place-items: center; width: 32px; height: 32px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: var(--card); cursor: pointer; }
.accent-btn .dot, .accent-menu .dot { width: 16px; height: 16px; border-radius: 50%; background: var(--brand); flex: none; }
.accent-btn:focus-visible, .accent-menu button:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
.accent-menu { display: none; position: absolute; right: 0; top: calc(100% + 8px); z-index: 40; width: 168px; padding: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 8px 24px var(--shadow); }
.accent-menu.open { display: block; }
.accent-menu .ttl { padding: 6px 10px 4px; font-size: 12px; color: var(--muted); }
.accent-menu button { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: 0; border-radius: 8px; background: none; cursor: pointer; color: var(--text); font-size: 14px; text-align: left; }
.accent-menu button:hover { background: var(--bg); }
.accent-menu button .chk { margin-left: auto; color: var(--brand); visibility: hidden; }
.accent-menu button[aria-checked="true"] { font-weight: 700; }
.accent-menu button[aria-checked="true"] .chk { visibility: visible; }
.accent-menu .dot[data-c="teal"] { background: #0f6b73; }
.accent-menu .dot[data-c="blue"] { background: #2357c6; }
.accent-menu .dot[data-c="indigo"] { background: #5b3fc4; }
.accent-menu .dot[data-c="green"] { background: #1f7a4a; }
.accent-menu .dot[data-c="orange"] { background: #b4530d; }
.accent-menu .dot[data-c="rose"] { background: #c0285a; }
:root[data-theme="dark"] .accent-menu .dot[data-c="teal"] { background: #3fb6bf; }
:root[data-theme="dark"] .accent-menu .dot[data-c="blue"] { background: #6f9bff; }
:root[data-theme="dark"] .accent-menu .dot[data-c="indigo"] { background: #a08bff; }
:root[data-theme="dark"] .accent-menu .dot[data-c="green"] { background: #4ccb86; }
:root[data-theme="dark"] .accent-menu .dot[data-c="orange"] { background: #f59e4b; }
:root[data-theme="dark"] .accent-menu .dot[data-c="rose"] { background: #f2709b; }

.content { padding: 24px 28px 40px; }
.crumb { color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 24px; }
.page-head .spacer { flex: 1; }
.btn { padding: 9px 18px; border-radius: 9px; border: 1px solid var(--line); background: var(--card); cursor: pointer; }
.btn:hover { background: var(--bg); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: var(--on-brand); font-weight: 700; }
.btn.primary:hover { background: var(--brand-dark); }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; border-top: 3px solid var(--brand); }
.stat .label2 { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 28px; font-weight: 700; margin-top: 6px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.filters { display: flex; gap: 10px; padding: 14px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.filters select, .filters input { padding: 8px 12px; border: 1px solid var(--line); border-radius: 9px; font: inherit; color: var(--text); background: var(--field-bg); }
.filters input { flex: 1; min-width: 160px; max-width: 320px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 15px 20px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
th { font-size: 13px; color: var(--muted); font-weight: 600; background: var(--th-bg); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.num { font-weight: 600; }
tbody tr:hover { background: var(--brand-soft); cursor: pointer; }
.tag { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.tag.ok { background: var(--ok-bg); color: var(--ok); }
.tag.warn { background: var(--warn-bg); color: var(--warn); }

@media (prefers-reduced-motion: reduce) {
  .rail, .main, .label, .chev, .sub, .rail-logo .name, .theme-toggle .track, .theme-toggle .knob { transition: none !important; }
}

@media (max-width: 760px) {
  .rail { width: 260px; transform: translateX(-100%); transition: transform .2s ease; }
  .rail:hover, .rail:focus-within { width: 260px; }
  .rail.mopen { transform: none; box-shadow: 0 0 0 100vmax rgba(0,0,0,.4); }
  .rail .label, .rail .rail-logo .name, .rail .chev { opacity: 1; }
  .rail .grp.open .sub { display: block; opacity: 1; }
  .pin-btn { display: none; }
  .main, body.is-pinned .main { margin-left: 0; }
  .menu-btn { display: block; }
  .top-right .shop, .theme-toggle .tlabel { display: none; }
  .topbar { padding: 0 14px; }
  .content { padding: 16px 14px 32px; }
  .stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stats .stat:last-child { grid-column: span 2; }
  .stat { padding: 14px; }
  .stat .value { font-size: 22px; }
  .filters { padding: 12px 14px; }
  .filters select, .filters input { flex: 1; max-width: none; }
  thead { display: none; }
  table, tbody, tr, td { display: block; }
  tr { padding: 12px 16px; border-bottom: 1px solid var(--line); }
  tbody tr:last-child { border-bottom: 0; }
  td { border: 0; padding: 2px 0; white-space: normal; }
  td.num { text-align: left; font-size: 18px; }
}