:root {
  --color-bg: #faf9f7;
  --color-panel: #ffffff;
  --color-fg: #1f1e1c;
  --color-fg-muted: #6b6862;
  --color-border-line: #e6e3de;
  --color-ok: #2f7d4f;
  --color-warn: #b45309;
  --color-bad: #c2312c;
  --color-accent: #c2410c;
  --chart-grid: #eeebe6;
  --chart-muted: #c9c5be;
  --s1: #3b6fb6; --s2: #8a5cc2; --s3: #d08a1e; --s4: #2f9a8a;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", "Segoe UI", sans-serif;
  --font-serif: "Songti TC", "Noto Serif TC", "PMingLiU", Georgia, serif;
  --gap-xs: .25rem; --gap-sm: .5rem; --gap-md: 1rem; --gap-lg: 1.5rem;
  --radius: 10px;
  --fs-title: clamp(1.6rem, 1.2rem + 1.6vw, 2.2rem);
  --fs-heading: 1.05rem;
  --fs-body: .92rem;
  --fs-caption: .8rem;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #1b1a18; --color-panel: #24221f; --color-fg: #eeebe6; --color-fg-muted: #a39f97;
    --color-border-line: #3a3733; --color-ok: #5cbf86; --color-warn: #e3a04a; --color-bad: #ef6f69;
    --color-accent: #f08a4b; --chart-grid: #34312d; --chart-muted: #5b5751;
    --s1: #6f9ee0; --s2: #b08ae0; --s3: #e6aa4c; --s4: #55c2b1;
  }
}
:root[data-theme="dark"] {
  --color-bg: #1b1a18; --color-panel: #24221f; --color-fg: #eeebe6; --color-fg-muted: #a39f97;
  --color-border-line: #3a3733; --color-ok: #5cbf86; --color-warn: #e3a04a; --color-bad: #ef6f69;
  --color-accent: #f08a4b; --chart-grid: #34312d; --chart-muted: #5b5751;
  --s1: #6f9ee0; --s2: #b08ae0; --s3: #e6aa4c; --s4: #55c2b1;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--color-bg); color: var(--color-fg); font-family: var(--font-sans); font-size: var(--fs-body); line-height: 1.5; }
a { color: inherit; }

.dp { display: grid; gap: var(--gap-lg); max-width: 1180px; margin: 0 auto; padding: var(--gap-lg) 16px 3rem; }
.dp-topline { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--gap-sm); }
.dp-head h1 { font-family: var(--font-serif); font-weight: 400; font-size: var(--fs-title); margin: 0; text-wrap: balance; }
.dp-user { display: flex; align-items: center; gap: var(--gap-sm); flex-wrap: wrap; }
.dp-take { margin: var(--gap-xs) 0 0; color: var(--color-fg-muted); max-width: 60ch; min-height: 1.4em; }
.dp-card { background: var(--color-panel); border: 1px solid var(--color-border-line); border-radius: var(--radius); padding: 1.25rem; min-width: 0; }
.dp-card h2 { font-size: var(--fs-heading); font-weight: 600; margin: 0; }
.dp-note { font-size: var(--fs-caption); color: var(--color-fg-muted); margin: var(--gap-xs) 0 var(--gap-md); }
.dp-count { display: grid; gap: var(--gap-md); grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)); }
.dp-ev-name, .dp-ev-date { font-size: var(--fs-caption); color: var(--color-fg-muted); }
.dp-ev-days { font-family: var(--font-serif); font-size: var(--fs-title); font-variant-numeric: tabular-nums; line-height: 1.2; margin-top: var(--gap-xs); }
.dp-grid { display: grid; gap: var(--gap-md); grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); }

.dp-bars { display: grid; gap: var(--gap-md); min-height: 6rem; align-content: start; }
.dp-bar-row { display: grid; gap: var(--gap-xs); }
.dp-bar-head { display: flex; justify-content: space-between; gap: var(--gap-sm); }
.dp-n { color: var(--color-fg-muted); font-size: var(--fs-caption); font-variant-numeric: tabular-nums; }
.dp-track { display: flex; height: .75rem; border-radius: 999px; overflow: hidden; background: var(--chart-grid); }
.dp-seg { height: 100%; }
.dp-legend { display: flex; flex-wrap: wrap; gap: var(--gap-md); font-size: var(--fs-caption); color: var(--color-fg-muted); margin-bottom: var(--gap-md); }
.dp-legend span { display: inline-flex; align-items: center; gap: var(--gap-xs); }
.dp-sw { width: .65rem; height: .65rem; border-radius: 3px; display: inline-block; }

.dp-tablewrap { overflow: auto; max-height: 28rem; }
.dp-tablewrap.tall { max-height: 40rem; }
table.dp-t { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
table.dp-t th { text-align: left; font-weight: 600; font-size: var(--fs-caption); color: var(--color-fg-muted); padding: .35rem .5rem; border-bottom: 1px solid var(--color-border-line); position: sticky; top: 0; background: var(--color-panel); z-index: 1; }
table.dp-t td { padding: .5rem; border-bottom: 1px solid var(--color-border-line); vertical-align: top; }
td.dp-name { min-width: 11rem; }
.dp-linkbtn { all: unset; cursor: pointer; color: inherit; text-align: left; }
.dp-linkbtn:hover { text-decoration: underline; color: var(--color-accent); }
.dp-linkbtn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: 3px; }
.dp-chip { display: inline-block; font-size: var(--fs-caption); padding: 0 .4rem; border-radius: 6px; border: 1px solid var(--color-border-line); white-space: nowrap; }
.dp-chip.bad { color: var(--color-bad); border-color: currentColor; }
.dp-chip.warn { color: var(--color-warn); border-color: currentColor; }
.dp-chip.ok { color: var(--color-ok); border-color: currentColor; }
.dp-sub { color: var(--color-fg-muted); font-size: var(--fs-caption); }
td.dp-stage, table.dp-t th { white-space: nowrap; }
.dp-empty { color: var(--color-fg-muted); font-size: var(--fs-caption); }
.dp-done-name { color: var(--color-fg-muted); text-decoration: line-through; }

.dp-filter { display: flex; flex-wrap: wrap; align-items: center; gap: var(--gap-sm); margin-top: var(--gap-md); }
.dp-filter.compact { margin: 0 0 var(--gap-md); }
.dp-filter label { color: var(--color-fg-muted); font-size: var(--fs-caption); }
select, input[type="search"], input[type="date"], textarea {
  font: inherit; color: var(--color-fg); background: var(--color-panel); border: 1px solid var(--color-border-line);
  border-radius: 8px; padding: .35rem .55rem; min-width: 8rem;
}
input[type="search"] { flex: 1 1 10rem; }
textarea { width: 100%; min-height: 4.5rem; resize: vertical; }
select:focus-visible, input:focus-visible, textarea:focus-visible, .dp-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.dp-btn { font: inherit; font-size: var(--fs-caption); color: #fff; background: var(--color-accent); border: 1px solid var(--color-accent); border-radius: 8px; padding: .35rem .75rem; cursor: pointer; }
.dp-btn.ghost { color: var(--color-fg-muted); background: none; border-color: var(--color-border-line); }
.dp-btn.ghost:hover { color: var(--color-fg); }
.dp-btn[disabled] { opacity: .5; cursor: progress; }

.dp-banner { border: 1px solid var(--color-bad); color: var(--color-bad); border-radius: var(--radius); padding: .75rem 1rem; background: var(--color-panel); }
.dp-foot { font-size: var(--fs-caption); color: var(--color-fg-muted); }

/* 卡片詳細／編輯視窗 */
dialog#dp-dialog { width: min(36rem, calc(100vw - 32px)); max-height: calc(100vh - 32px); border: 1px solid var(--color-border-line); border-radius: 14px; padding: 0 1.25rem 1.25rem; background: var(--color-panel); color: var(--color-fg); }
dialog#dp-dialog::backdrop { background: rgb(0 0 0 / .35); }
.dlg-close-row { position: sticky; top: 0; display: flex; justify-content: flex-end; padding-top: .75rem; background: var(--color-panel); }
.dlg-title { font-family: var(--font-serif); font-weight: 400; font-size: 1.3rem; margin: 0 0 .25rem; }
.dlg-meta { display: flex; flex-wrap: wrap; gap: var(--gap-sm); margin-bottom: var(--gap-md); }
.dlg-sec { border-top: 1px solid var(--color-border-line); padding: var(--gap-md) 0 0; margin-top: var(--gap-md); }
.dlg-sec h3 { font-size: var(--fs-caption); color: var(--color-fg-muted); font-weight: 600; margin: 0 0 var(--gap-sm); }
.dlg-row { display: flex; flex-wrap: wrap; gap: var(--gap-sm); align-items: center; }
.dlg-check { display: flex; gap: var(--gap-sm); align-items: flex-start; padding: .2rem 0; cursor: pointer; }
.dlg-check input { margin-top: .25rem; width: 1rem; height: 1rem; accent-color: var(--color-accent); }
.dlg-comments { list-style: none; padding: 0; margin: var(--gap-sm) 0 0; display: grid; gap: var(--gap-sm); }
.dlg-comments li { background: var(--color-bg); border-radius: 8px; padding: .5rem .65rem; white-space: pre-wrap; word-break: break-word; }
.dlg-desc { white-space: pre-wrap; word-break: break-word; font-size: var(--fs-caption); color: var(--color-fg-muted); max-height: 9rem; overflow: auto; background: var(--color-bg); border-radius: 8px; padding: .5rem .65rem; }

.dp-toast { position: fixed; left: 50%; bottom: 1.25rem; transform: translateX(-50%); background: var(--color-fg); color: var(--color-bg); padding: .55rem 1rem; border-radius: 999px; font-size: var(--fs-caption); z-index: 10; max-width: calc(100vw - 32px); }
.dp-toast.bad { background: var(--color-bad); color: #fff; }

@media (max-width: 560px) {
  .dp-card { padding: 1rem; }
  .dp-count { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gap-sm); }
  .dp-ev { padding: .75rem; }
  .dp-ev-days { font-size: 1.15rem; }
  td.dp-name { min-width: 9rem; }
  #dp-due th:nth-child(3), #dp-due td:nth-child(3) { display: none; }
  table.dp-t th:nth-child(n+4), table.dp-t td:nth-child(n+4) { display: none; }
  #dp-due th:nth-child(4), #dp-due td:nth-child(4) { display: none; }
}