:root {
  /* White Oak bTech palette, shared with the website and portal */
  --paper: #ffffff;
  --card: #ffffff;
  --pale: #e8f0fb;
  --pale-2: #f4f7fc;
  --ink: #0f2a4a;
  --bark: #5b6b7f;
  --line: #d6e2f0;
  --field-line: #7b8ba0;
  --leaf: #1f5fbf;
  --leaf-deep: #174a96;
  --on-dark: #c9d6e8;
  --late: #9a2f1f;
  --late-bg: #fbefec;
  --warn-bg: #fbefec;
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 1rem/1.5 var(--font); }
h1, h2, h3 { color: var(--ink); line-height: 1.15; margin: 0 0 0.5rem; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.5rem, 3vw, 2rem); }
h2 { font-size: 1.1rem; margin-top: 1.75rem; }
a { color: var(--leaf); text-underline-offset: 3px; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--leaf); outline-offset: 2px; }
.wrap { width: min(100% - 2rem, 72rem); margin-inline: auto; }
main.wrap { padding-block: 1.5rem 4rem; }

/* header */
.bar { background: var(--ink); color: #fff; }
.bar-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem 1.5rem; padding-block: 0.75rem; }
.mark { color: #fff; font-weight: 800; letter-spacing: -0.02em; text-decoration: none; }
.mark span { color: var(--on-dark); font-weight: 500; }
.bar nav { display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 1.25rem; }
.bar nav a, .bar .link { color: var(--on-dark); text-decoration: none; padding: 0.25rem 0; border-bottom: 2px solid transparent; }
.bar nav a:hover, .bar .link:hover { color: #fff; }
.bar nav a[aria-current="page"] { color: #fff; border-bottom-color: #fff; }
.link { background: none; border: 0; font: inherit; cursor: pointer; }
.bar form { margin: 0; }

/* layout */
.page-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem 1rem; margin-bottom: 1rem; }
.page-head h1 { margin: 0; }
.head-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.sub { color: var(--bark); margin: 0.25rem 0 0; }
.cols { display: grid; gap: 0 2rem; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 56rem) { .cols { grid-template-columns: minmax(0, 1fr) 20rem; } }
.narrow { max-width: 24rem; margin: 3rem auto; }
.empty, .hint, .muted { color: var(--bark); }
.hint { font-size: 0.9rem; margin: 0.35rem 0 0; }
.muted { font-size: 0.9rem; }
.pre { white-space: pre-wrap; }

.notice { background: var(--pale); border-left: 4px solid var(--leaf); padding: 0.6rem 0.9rem; border-radius: 4px; }
.notice.bad { background: var(--late-bg); border-color: var(--late); }

/* buttons */
.btn { display: inline-block; background: var(--leaf); color: #fff; border: 1px solid var(--leaf); border-radius: 6px; padding: 0.55rem 1rem; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--leaf-deep); border-color: var(--leaf-deep); }
.btn.quiet { background: transparent; color: var(--leaf); }
.btn.quiet:hover { background: var(--pale); }
.btn.quiet.on { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn.small { padding: 0.3rem 0.7rem; font-size: 0.9rem; }
.danger-btn { background: transparent; color: var(--late); border-color: var(--late); }
.danger-btn:hover { background: var(--late-bg); border-color: var(--late); }
.actions-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }

/* lists of scheduled items */
.items + p { margin-top: 0.75rem; }
.items { background: var(--card); border: 1px solid var(--line); border-radius: 8px; }
.item { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr) auto; gap: 0.25rem 1rem; align-items: center; padding: 0.7rem 0.9rem; border-top: 1px solid var(--line); }
.item:first-child { border-top: 0; }
.item form { margin: 0; }
.when { display: flex; flex-direction: column; font-size: 0.9rem; }
.when span { color: var(--bark); }
.item.late { background: var(--late-bg); }
.item.late .when span { color: var(--late); font-weight: 600; }
.is-done .what a:first-of-type, tr.is-done th a { text-decoration: line-through; color: var(--bark); }
.what { display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 0.6rem; }
.who { color: var(--bark); }
@media (max-width: 36rem) { .item { grid-template-columns: 1fr auto; } .when { grid-column: 1 / -1; flex-direction: row; gap: 0.5rem; } }

.tag { display: inline-block; font-size: 0.78rem; font-weight: 600; padding: 0.05rem 0.5rem; border-radius: 999px; border: 1px solid var(--leaf); color: var(--leaf); background: var(--card); white-space: nowrap; }
.tag.k-checkup_reminder { border-style: dashed; }
.tag.k-checkup { background: var(--leaf); color: #fff; }
.tag.k-other { border-color: var(--bark); color: var(--bark); border-radius: 4px; }

/* panels */
.panel { background: var(--pale); border: 1px solid var(--line); border-radius: 8px; padding: 0.25rem 1rem 1rem; margin-top: 1.75rem; }
.panel h2 { margin-top: 0.9rem; }
.panel.warn { background: var(--warn-bg); border-color: var(--late); }
.panel .plain li { display: flex; justify-content: space-between; gap: 0.75rem; padding: 0.3rem 0; border-top: 1px solid var(--line); }
.panel .plain li:first-child { border-top: 0; }
.small-link { font-size: 0.9rem; }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin: 0; }
.stats dt { font-size: 0.85rem; color: var(--bark); }
.stats dd { margin: 0; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
.info { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 1rem; }
.info dt { color: var(--bark); }
.info dd { margin: 0; overflow-wrap: anywhere; }
.warn-text { color: var(--late); font-weight: 600; }

/* calendar */
.cal { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--card); }
.cal-head { padding: 0.4rem 0.5rem; font-size: 0.85rem; font-weight: 600; color: var(--bark); background: var(--pale); border-bottom: 1px solid var(--line); }
.cal-day { min-height: 7rem; padding: 0.3rem; border-top: 1px solid var(--line); border-left: 1px solid var(--line); display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.cal-day:nth-child(7n + 8) { border-left: 0; }
.cal-day.out { background: var(--pale-2); color: var(--bark); }
.cal-day.today { background: var(--pale); box-shadow: inset 0 0 0 2px var(--leaf); }
.cal-num { align-self: flex-start; font-size: 0.85rem; font-weight: 600; color: inherit; text-decoration: none; padding: 0 0.25rem; border-radius: 4px; }
.cal-num:hover { background: var(--pale); }
.wd { display: none; }
.chip { display: block; font-size: 0.78rem; line-height: 1.25; padding: 0.15rem 0.4rem; border-radius: 4px; text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink); border: 1px solid var(--leaf); background: var(--card); }
.chip.k-checkup_reminder { border-style: dashed; }
.chip.k-checkup { background: var(--leaf); color: #fff; }
.chip.k-other { border-color: var(--bark); border-left-width: 4px; }
.chip.is-done { opacity: 0.55; text-decoration: line-through; }
.chip:hover { outline: 2px solid var(--leaf-deep); }
.more { font-size: 0.78rem; padding-left: 0.25rem; }
.legend { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }
@media (max-width: 48rem) {
  .cal { display: block; border: 0; background: transparent; }
  .cal-head, .cal-day.out, .cal-day.no-events:not(.today) { display: none; }
  .cal-day { min-height: 0; background: var(--card); border: 1px solid var(--line); border-radius: 8px; margin-bottom: 0.5rem; padding: 0.5rem; }
  .cal-day.today { background: var(--pale); }
  .wd { display: inline; }
  .chip { white-space: normal; }
}

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 8px; }
th, td { text-align: left; padding: 0.7rem 0.9rem; border-top: 1px solid var(--line); vertical-align: top; }
thead th { border-top: 0; font-size: 0.85rem; color: var(--bark); background: var(--pale); }
tbody th { font-weight: 600; }

/* forms */
.stack { display: grid; gap: 1rem; }
.form { max-width: 34rem; }
.field label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
.field label small { font-weight: 400; color: var(--bark); }
input, select, textarea { width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--field-line); border-radius: 6px; padding: 0.55rem 0.7rem; }
textarea { resize: vertical; }
.has-error input, .has-error select { border-color: var(--late); }
.error { color: var(--late); font-size: 0.9rem; margin: 0.3rem 0 0; }
.row { display: flex; align-items: center; gap: 1rem; }
.copy { font-family: ui-monospace, Consolas, monospace; font-size: 0.85rem; }
.danger, .danger-row { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 0.75rem; max-width: 34rem; }
.danger h2 { width: 100%; margin-top: 0; }
.danger-row form { margin: 0; }
.danger .hint { width: 100%; margin: 0; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }