:root {
  --paper: #EDF0F2; --surface: #FFFFFF; --ink: #0F2233; --ink-2: #51606E; --rule: #D3DAE0;
  --principal: #0F2233; --cdi: #3A86B8; --rend: #1F9D6B;
  --amber: #8A5300; --amber-bg: #FBEFD5; --danger: #B3261E; --focus: #2457D6;
  --head: "Familjen Grotesk", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { background: var(--paper); color: var(--ink); font: 15px/1.5 var(--body); }
body { margin: 0; }
h1, h2, h3, .brand, .big { font-family: var(--head); letter-spacing: -.01em; }
h1 { font-size: 1.9rem; margin: 0 0 .25rem; font-weight: 600; }
h2 { font-size: 1.2rem; margin: 0 0 .75rem; font-weight: 600; display: flex; gap: .75rem; align-items: baseline; flex-wrap: wrap; }
h2 small { font: 400 .85rem var(--body); color: var(--ink-2); }
h3 { margin: 0 0 .75rem; }
a { color: inherit; text-underline-offset: 3px; }
code { background: #E1E7EC; padding: .1em .35em; border-radius: 3px; font-size: .9em; }
.muted, .hint { color: var(--ink-2); }
.hint { font-size: .85rem; margin: .5rem 0; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

/* top bar */
.top { display: flex; align-items: center; gap: 1.5rem; padding: .6rem 1.5rem; background: var(--ink); color: #fff; flex-wrap: wrap; }
.top a { text-decoration: none; }
.brand { font-weight: 700; font-size: 1.15rem; }
.top nav { display: flex; gap: .25rem; flex: 1; flex-wrap: wrap; }
.top nav a { padding: .3rem .7rem; border-radius: 4px; color: #C5D2DD; }
.top nav a:hover { color: #fff; background: rgba(255,255,255,.1); }
.top nav a[aria-current] { color: #fff; background: rgba(255,255,255,.18); }
.top nav a.add { border: 1px dashed rgba(255,255,255,.4); }
.who { display: flex; gap: 1rem; align-items: center; font-size: .9rem; color: #C5D2DD; }
.who form { margin: 0; }
.who .link { color: #C5D2DD; }

main { max-width: 1120px; margin: 0 auto; padding: 1.75rem 1.5rem 4rem; }
.block { margin-top: 2.25rem; }
.block.narrow { max-width: 520px; }

/* hero */
.hero { padding-bottom: .5rem; }
.hero p { margin: 0; }
.big { font-size: clamp(2.4rem, 7vw, 4rem); font-weight: 700; line-height: 1.05; font-variant-numeric: tabular-nums; margin: .15rem 0 .5rem; }
.split { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem 2rem; padding: 0; margin: 0; }
.split span { color: var(--ink-2); margin-right: .35rem; }
.split em { font-style: normal; color: var(--ink-2); margin-left: .25rem; }

/* legend + composition bars (the one memorable element) */
.legend { display: flex; align-items: center; gap: .4rem; margin: 1.5rem 0 0; color: var(--ink-2); font-size: .85rem; }
.legend i { width: .8rem; height: .8rem; border-radius: 2px; margin-left: .8rem; }
.legend i:first-child { margin-left: 0; }
.p { background: var(--principal); } .c { background: var(--cdi); } .r { background: var(--rend); }
.bar { display: flex; height: 14px; min-width: 160px; background: transparent; }
.bar i { display: block; height: 100%; }
.bar i + i { border-left: 2px solid var(--paper); }
.barcol { width: 28%; }

/* tables */
.scroll { overflow-x: auto; background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: .55rem .85rem; text-align: left; white-space: nowrap; }
th { font-weight: 600; font-size: .85rem; color: var(--ink-2); border-bottom: 1px solid var(--rule); background: #F7F9FA; }
td { border-bottom: 1px solid #E8ECEF; }
tbody tr:last-child td { border-bottom: 0; }
tfoot td { font-weight: 600; border-top: 1px solid var(--rule); background: #F7F9FA; }
.n { text-align: right; }
.strong { font-weight: 600; }
.src { color: var(--ink-2); font-size: .85rem; }
.empty { color: var(--ink-2); padding: 1rem; }
.row-actions { text-align: right; }
.row-actions form { display: inline; }

.chip { font-size: .72rem; padding: .1rem .45rem; border-radius: 99px; background: #E1E7EC; color: var(--ink-2); white-space: nowrap; }
.chip.warn { background: var(--amber-bg); color: var(--amber); }

/* period page */
.phead { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; align-items: flex-end; }
.phead p { margin: 0; }
.actions { display: flex; gap: .5rem; }
.actions form { margin: 0; }
.pool { display: flex; flex-wrap: wrap; gap: .75rem 3rem; margin: 0 0 .5rem; }
.pool dt { color: var(--ink-2); font-size: .85rem; }
.pool dd { margin: 0; font: 600 1.35rem var(--head); font-variant-numeric: tabular-nums; }

/* forms */
label { display: flex; flex-direction: column; gap: .25rem; font-size: .85rem; color: var(--ink-2); }
input, select { font: inherit; color: var(--ink); padding: .5rem .65rem; border: 1px solid #AAB5BF; border-radius: 5px; background: #fff; min-width: 0; }
button { font: inherit; font-weight: 500; padding: .5rem .95rem; border-radius: 5px; border: 1px solid #AAB5BF; background: #fff; color: var(--ink); cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--ink); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--ink); border-color: var(--ink); color: #fff; }
button.primary:hover:not(:disabled) { background: #1B3A55; }
button.link { background: none; border: 0; padding: .1rem .35rem; color: inherit; text-decoration: underline; text-underline-offset: 3px; }
button.danger { color: var(--danger); }
form.inline { display: flex; gap: .75rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: .25rem; }
form.stack { display: flex; flex-direction: column; gap: .85rem; }
form.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1rem; max-width: 860px; margin-top: 1rem; }
form.grid .full { grid-column: 1 / -1; }
.add-deposit { padding: 1rem; background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; margin-bottom: .25rem; }
.settings summary { cursor: pointer; font-weight: 600; font-family: var(--head); font-size: 1.1rem; }
.settings > form + form { margin-top: 1.25rem; }
ul.plain { list-style: none; padding: 0; margin: 0 0 1rem; }

.flash { padding: .65rem .9rem; border-radius: 5px; margin: 0 0 1rem; border-left: 4px solid var(--rend); background: #E3F4EC; }
.flash.error { border-color: var(--danger); background: #FBE3E1; }
.flash.warn { border-color: var(--amber); background: var(--amber-bg); color: #4D2F00; }

dialog { border: 0; border-radius: 8px; padding: 1.5rem; width: min(420px, 92vw); box-shadow: 0 20px 60px rgba(15,34,51,.35); }
dialog::backdrop { background: rgba(15,34,51,.5); }
dialog form { display: flex; flex-direction: column; gap: .85rem; }
dialog menu { display: flex; gap: .5rem; padding: 0; margin: .25rem 0 0; }

/* login */
.login { max-width: 380px; margin: 12vh auto 0; }
.login h1 { font-size: 2.4rem; }
.login form { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.75rem; }

@media (max-width: 640px) {
  .top { padding: .6rem 1rem; gap: .75rem; }
  main { padding: 1.25rem 1rem 3rem; }
  .barcol { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }