/* Loan system backend. One stylesheet, no JavaScript. Tokens are semantic (role, not hue); one switching mechanism: prefers-color-scheme. */
:root {
  color-scheme: light dark;
  --bg: oklch(0.985 0.004 258);
  --surface: oklch(1 0 0);
  --surface-2: oklch(0.968 0.006 258);
  --border: oklch(0.915 0.008 258);
  --border-strong: oklch(0.8 0.012 258);
  --text: oklch(0.23 0.025 258);
  --muted: oklch(0.47 0.022 258);
  --accent: oklch(0.5 0.18 262);
  --accent-hover: oklch(0.44 0.18 262);
  --on-accent: oklch(1 0 0);
  --accent-soft: oklch(0.95 0.03 262);
  --focus: oklch(0.55 0.2 262);
  --good: oklch(0.4 0.11 150);   --good-bg: oklch(0.955 0.04 150);
  --warn: oklch(0.44 0.1 70);    --warn-bg: oklch(0.96 0.055 90);
  --bad: oklch(0.45 0.17 27);    --bad-bg: oklch(0.96 0.03 25);
  --side-bg: oklch(0.245 0.045 262); --side-text: oklch(0.92 0.015 262); --side-muted: oklch(0.75 0.03 262); --side-active: oklch(0.33 0.06 262);
  --env-bg: oklch(0.93 0.09 85); --env-text: oklch(0.32 0.07 65);
  --shadow: 0 1px 2px oklch(0.2 0.03 258 / 0.06), 0 2px 8px oklch(0.2 0.03 258 / 0.04);
  --radius: 10px; --gap: 1rem; --envh: 1.9rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(0.185 0.014 258); --surface: oklch(0.235 0.016 258); --surface-2: oklch(0.275 0.018 258);
    --border: oklch(0.33 0.018 258); --border-strong: oklch(0.45 0.02 258);
    --text: oklch(0.95 0.006 258); --muted: oklch(0.75 0.016 258);
    --accent: oklch(0.72 0.14 262); --accent-hover: oklch(0.78 0.13 262); --on-accent: oklch(0.2 0.04 262); --accent-soft: oklch(0.3 0.06 262);
    --focus: oklch(0.8 0.13 262);
    --good: oklch(0.84 0.12 150); --good-bg: oklch(0.3 0.05 150);
    --warn: oklch(0.86 0.12 85);  --warn-bg: oklch(0.32 0.06 80);
    --bad: oklch(0.8 0.13 27);    --bad-bg: oklch(0.31 0.07 25);
    --side-bg: oklch(0.15 0.02 258); --side-active: oklch(0.26 0.04 262);
    --env-bg: oklch(0.34 0.07 80); --env-text: oklch(0.95 0.06 90);
    --shadow: 0 1px 2px oklch(0 0 0 / 0.3);
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 0.9375rem/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-optical-sizing: auto;
  color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
h1, h2, h3 { margin: 0; line-height: 1.15; text-wrap: balance; }
h1 { font-size: 1.625rem; font-weight: 650; letter-spacing: -0.015em; }
h2 { font-size: 1.0625rem; font-weight: 600; margin: 2rem 0 0.75rem; }
h3 { font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); margin: 0 0 0.5rem; }
p { margin: 0.5rem 0; text-wrap: pretty; }
a { color: var(--accent); text-underline-offset: 0.18em; text-decoration-thickness: from-font; }
a:hover { color: var(--accent-hover); }
code, pre { font: 0.85em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--surface-2); border-radius: 4px; }
code { padding: 0.1em 0.35em; overflow-wrap: anywhere; }
pre { padding: 0.75rem; overflow: auto; max-height: 26rem; }
.muted { color: var(--muted); } .sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; inset-inline-start: 0.5rem; top: -4rem; z-index: 10; background: var(--accent); color: var(--on-accent); padding: 0.5rem 0.9rem; border-radius: 0 0 8px 8px; }
.skip:focus { top: 0; }
::selection { background: var(--accent-soft); }

/* environment strip: always visible, quiet */
.envbar { position: sticky; top: 0; z-index: 5; min-height: var(--envh); align-items: center; background: var(--env-bg); color: var(--env-text); font-size: 0.8125rem; padding: 0.3rem 1rem; display: flex; gap: 0.6rem; flex-wrap: wrap; }
.envbar b { letter-spacing: 0.06em; text-transform: uppercase; }
.envbar.prod { background: var(--bad); color: var(--on-accent); }

/* shell: sidebar on wide screens, scrolling nav strip on narrow ones */
.shell { display: block; }
.side { background: var(--side-bg); color: var(--side-text); }
.brand { display: flex; align-items: center; gap: 0.6rem; padding: 0.75rem 1rem; color: #fff; text-decoration: none; font-weight: 650; letter-spacing: -0.01em; }
.brand:hover { color: #fff; }
.brand .logo { display: grid; place-items: center; width: 1.9rem; height: 1.9rem; border-radius: 8px; background: var(--accent); color: var(--on-accent); }
.side nav { display: flex; overflow-x: auto; gap: 0.25rem; padding: 0 0.5rem 0.5rem; scrollbar-width: thin; }
.side .grp { display: contents; } .side .grp-t { display: none; }
.side a.nav { display: flex; align-items: center; gap: 0.6rem; white-space: nowrap; min-height: 2.5rem; padding: 0 0.8rem; border-radius: 8px; color: var(--side-text); text-decoration: none; }
.side a.nav:hover { background: var(--side-active); color: #fff; }
.side a.nav[aria-current="page"] { background: var(--side-active); color: #fff; font-weight: 600; }
.side :focus-visible { outline-color: #fff; }
.side .who { display: none; }
.i { width: 1.15rem; height: 1.15rem; flex: none; }
.page { padding: 1rem; max-width: 76rem; min-width: 0; outline: none; }
.page-head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; margin-bottom: 1rem; }
.page-head .sub { color: var(--muted); }
.page-head .actions { margin-inline-start: auto; display: flex; gap: 0.5rem; flex-wrap: wrap; }
@media (min-width: 60rem) {
  .shell { display: grid; grid-template-columns: 15rem minmax(0, 1fr); align-items: start; }
  .side { position: sticky; top: var(--envh); height: calc(100dvh - var(--envh)); overflow-y: auto; display: flex; flex-direction: column; padding-bottom: 1rem; }
  .brand { padding: 1.1rem 1.1rem 0.9rem; }
  .side nav { flex-direction: column; overflow: visible; padding: 0 0.6rem; gap: 0.1rem; }
  .side .grp { display: block; margin-top: 0.9rem; } .side .grp-t { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--side-muted); padding: 0 0.8rem 0.3rem; }
  .side .who { display: block; margin-top: auto; padding: 1rem 1.1rem 0; font-size: 0.8125rem; color: var(--side-muted); }
  .side .who button { background: none; border: 0; color: var(--side-text); text-decoration: underline; padding: 0.4rem 0; min-height: 2rem; cursor: pointer; font: inherit; }
  .page { padding: 1.75rem 2rem 4rem; }
}

/* surfaces */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1rem 1.1rem; margin-bottom: var(--gap); min-width: 0; }
.card > :first-child { margin-top: 0; } .card > :last-child { margin-bottom: 0; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: var(--gap); margin-bottom: var(--gap); }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 0.8rem 1rem; min-width: 0; }
.stat .l { color: var(--muted); font-size: 0.8125rem; } .stat .v { display: block; font-size: 1.5rem; font-weight: 650; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.stat .h { color: var(--muted); font-size: 0.8125rem; }
.stat.good .v { color: var(--good); } .stat.warn .v { color: var(--warn); } .stat.bad .v { color: var(--bad); }
.cols { display: grid; gap: var(--gap); grid-template-columns: minmax(0, 1fr); } @media (min-width: 64rem) { .cols { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; } }
dl.facts { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 0.35rem 1rem; margin: 0; }
dl.facts dt { color: var(--muted); } dl.facts dd { margin: 0; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }

/* attention list */
.attn { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.attn a { display: flex; align-items: center; gap: 0.75rem; min-height: 3rem; padding: 0.5rem 0.9rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; color: var(--text); transition-property: background-color, border-color; transition-duration: 150ms; }
.attn .n { font-size: 1.25rem; font-weight: 650; min-width: 2ch; font-variant-numeric: tabular-nums; }
.attn li.warn a { background: var(--warn-bg); border-color: var(--warn); } .attn li.bad a { background: var(--bad-bg); border-color: var(--bad); }
.attn .chip { margin-inline-start: auto; font-size: 0.75rem; font-weight: 600; padding: 0.1rem 0.5rem; border-radius: 999px; background: var(--surface); color: var(--text); border: 1px solid var(--border-strong); }
@media (hover: hover) { .attn a:hover { border-color: var(--border-strong); background: var(--surface-2); } }

/* tags */
.tag { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.1rem 0.6rem; border-radius: 999px; font-size: 0.8125rem; font-weight: 550; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.tag::before { content: ""; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: currentColor; }
.tag.good { background: var(--good-bg); color: var(--good); } .tag.warn { background: var(--warn-bg); color: var(--warn); } .tag.bad { background: var(--bad-bg); color: var(--bad); }
.good { color: var(--good); } .warn { color: var(--warn); } .bad { color: var(--bad); }

/* tables */
.scroll { position: relative; overflow-x: auto; margin: 0 -1.1rem; padding: 0 1.1rem; background: linear-gradient(to right, var(--surface) 30%, transparent) left / 2rem 100% no-repeat local, linear-gradient(to left, var(--surface) 30%, transparent) right / 2rem 100% no-repeat local,
  linear-gradient(to right, var(--border), transparent) left / 0.6rem 100% no-repeat scroll, linear-gradient(to left, var(--border), transparent) right / 0.6rem 100% no-repeat scroll; }
table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
caption { text-align: start; color: var(--muted); padding-bottom: 0.4rem; }
th, td { text-align: start; padding: 0.5rem 0.65rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); white-space: nowrap; }
td.n, th.n { text-align: end; } tbody tr:last-child td { border-bottom: 0; }
td a, th a { display: inline-block; padding: 0.35rem 0.5rem; margin: -0.35rem -0.5rem; }
@media (hover: hover) { tbody tr:hover { background: var(--surface-2); } }
progress { width: 100%; min-width: 6rem; height: 0.5rem; accent-color: var(--accent); }

/* forms and buttons */
label { min-width: 0; max-width: 100%; display: inline-flex; flex-direction: column; gap: 0.25rem; font-size: 0.8125rem; font-weight: 550; color: var(--muted); }
label.row { flex-direction: row; align-items: center; gap: 0.4rem; font-weight: 400; color: var(--text); font-size: 0.9375rem; min-height: 2.5rem; }
input, select, textarea, button { font: inherit; color: var(--text); }
input:not([type=checkbox]):not([type=radio]), select, textarea { background: var(--surface); border: 1px solid var(--border-strong); border-radius: 8px; padding: 0.5rem 0.65rem; min-height: 2.5rem; min-width: 0; }
textarea { width: 100%; font: 0.85rem/1.45 ui-monospace, SFMono-Regular, Menlo, monospace; }
input[type=checkbox], input[type=radio] { width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
.form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 0.75rem 1rem; }
.btn, button.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; min-height: 2.5rem; padding: 0 1rem; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text); font-weight: 550; cursor: pointer; text-decoration: none;
  transition-property: background-color, border-color, transform; transition-duration: 150ms; }
.btn:hover { background: var(--surface-2); color: var(--text); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); } .btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--on-accent); }
.btn.danger { background: var(--bad); border-color: var(--bad); color: var(--on-accent); }
.btn.quiet { border-color: transparent; background: transparent; color: var(--accent); }
@media (prefers-reduced-motion: no-preference) { .btn:active { transform: scale(0.96); } }
@media (pointer: coarse) { .btn, input:not([type=checkbox]):not([type=radio]), select { min-height: 2.75rem; } input, select, textarea { font-size: 1rem; } }
.hint { color: var(--muted); font-size: 0.8125rem; }
.flash { background: var(--accent-soft); border: 1px solid var(--accent); border-radius: var(--radius); padding: 0.6rem 0.9rem; margin-bottom: 1rem; }
details { margin-bottom: var(--gap); } summary { cursor: pointer; font-weight: 550; padding: 0.4rem 0; min-height: 2.5rem; display: flex; align-items: center; }
.empty { text-align: center; padding: 2rem 1rem; color: var(--muted); } .empty b { display: block; color: var(--text); font-size: 1.0625rem; margin-bottom: 0.25rem; }
.login { max-width: 24rem; margin: 12vh auto 0; padding: 0 1rem; }
.login .card { padding: 1.5rem; } .login .field { display: flex; flex-direction: column; width: 100%; margin-bottom: 1rem; } .login input { width: 100%; }
.pager { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
@media (forced-colors: active) { .tag::before { background: CanvasText; } .btn.primary { border: 2px solid ButtonText; } }
@media print { .side, .envbar, .skip { display: none; } .shell { display: block; } }

.login .btn { width: 100%; } .login h1 { margin-bottom: 1rem; }
label.wide { display: flex; width: 100%; }
fieldset.fs { border: 1px solid var(--border-strong); border-radius: 8px; padding: 0.25rem 0.75rem 0.5rem; display: flex; gap: 0.75rem; flex-wrap: wrap; } fieldset.fs legend { padding: 0 0.4rem; font-weight: 600; font-size: 0.8125rem; color: var(--muted); }
.form > label { flex: 1 1 11rem; } label > input:not([type=checkbox]):not([type=radio]), label > select { width: 100%; max-width: 100%; }
label.row { flex: 0 0 auto; }
td.nw { white-space: nowrap; } dl.facts + form { margin-top: 0.9rem; }