:root {
  --chalk: #f1f5f4;
  --paper: #ffffff;
  --ink: #14233a;
  --muted: #5b6b7e;
  --line: #d6dfe3;
  --teal: #0b7f72;
  --coral: #d9442f;
  --sun: #f2b632;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --chalk: #0f1a2b; --paper: #172640; --ink: #eaf0f6;
    --muted: #9fb0c3; --line: #2a3b57; --teal: #3fc7b4; --coral: #ff7a63;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--chalk); color: var(--ink);
  font-family: "Bricolage Grotesque", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
}
main { max-width: 720px; margin: 0 auto; padding: 20px 16px 60px; display: grid; gap: 16px; }

.hero { padding: 28px 4px 8px; }
.hero-label { margin: 0; color: var(--muted); font-size: 1rem; }
.hero-number { margin: 0; font-size: clamp(3.5rem, 18vw, 6.5rem); font-weight: 800; line-height: 1; letter-spacing: -0.03em; color: var(--teal); }
.hero-number.over { color: var(--coral); }
.hero-sub { margin: 8px 0 16px; color: var(--muted); }
.meter { height: 12px; background: var(--line); border-radius: 99px; overflow: hidden; }
.meter span { display: block; height: 100%; width: 0; background: var(--teal); transition: width .4s ease; }
.meter span.warn { background: var(--sun); }
.meter span.over { background: var(--coral); }

.panel { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
h2 { margin: 0 0 12px; font-size: 1.15rem; font-weight: 600; }
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.grow { flex: 1; min-width: 160px; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.wide { grid-column: 1 / -1; }
.field { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }
input, select {
  font: inherit; color: var(--ink); background: var(--chalk);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; width: 100%;
}
button {
  font: inherit; font-weight: 600; cursor: pointer; border: 0; border-radius: 10px;
  padding: 11px 18px; background: var(--ink); color: var(--paper);
}
button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button:hover { opacity: .88; }
:focus-visible { outline: 3px solid var(--sun); outline-offset: 2px; }

.chart-wrap { position: relative; height: 260px; }
.empty { color: var(--muted); margin: 8px 0 0; }
ul { list-style: none; margin: 0; padding: 0; }
li { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
li:first-child { border-top: 0; }
.li-main { flex: 1; min-width: 0; }
.li-main strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.li-main small { color: var(--muted); }
.amt { font-weight: 600; font-variant-numeric: tabular-nums; }
.del { background: transparent; color: var(--coral); padding: 6px 10px; border: 1px solid var(--line); }

@media (max-width: 480px) { .grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .meter span { transition: none; } }

.topbar { display: flex; gap: 12px; flex-wrap: wrap; }
.topbar .field { flex: 1; min-width: 160px; }
.months li { padding: 4px 0; }
.month-btn {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; width: 100%;
  text-align: left; background: transparent; color: var(--ink); border: 1px solid transparent; padding: 10px 12px;
}
.month-btn[aria-current="true"] { background: var(--chalk); border-color: var(--line); }
.amt.bad { color: var(--coral); }