:root {
  --color-primary: #0b355b;
  --color-primary-dark: #072740;
  --color-primary-light: #eaf0f6;
  --color-accent: #339666;
  --color-accent-dark: #237349;
  --color-accent-light: #eaf5ee;
  --color-background: #f4f6f8;
  --color-surface: #ffffff;
  --color-text: #203246;
  --color-text-muted: #536477;
  --color-border: #d4dde5;
  --color-input-border: #7b8a99;
  --color-success: #237349;
  --color-warning: #76501a;
  --color-warning-light: #fff3df;
  --color-danger: #a13232;
  --color-danger-dark: #802727;
  --color-danger-light: #fbefef;
  --color-focus: #237349;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--color-text);
  background: var(--color-background);
  font-size: 16px;
  line-height: 1.5;
}
* { box-sizing: border-box; }
body { margin: 0; }
header, nav, main, footer { max-width: 760px; margin: auto; padding: 16px; }
header { display: flex; justify-content: space-between; gap: 12px; align-items: center; background: var(--color-surface); }
.brand { display: block; min-width: 0; text-decoration: none; flex-shrink: 0; }
/* Only the image's generous blank margins are clipped; original PNGs stay untouched. */
.brand-wordmark { display: block; position: relative; overflow: hidden; width: 230px; max-width: 100%; aspect-ratio: 4.6 / 1; }
.brand-wordmark img { position: absolute; width: 128%; height: auto; max-width: none; left: -14%; top: 50%; transform: translateY(-50%); }
.header-user { min-width: 0; max-width: 40%; overflow-wrap: anywhere; text-align: right; font-size: .9rem; color: var(--color-text-muted); }
.auth-page header { justify-content: center; padding-block: 24px; }
.auth-page .brand { width: min(360px, 100%); }
.auth-page .brand-wordmark { width: 100%; }
nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; padding-top: 12px; }
nav a { padding: 12px 3px; text-align: center; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 10px; text-decoration: none; font-size: .85rem; }
nav a[aria-current="page"] { background: var(--color-primary-light); border-color: var(--color-primary); font-weight: 700; }
a { color: var(--color-primary); text-underline-offset: .18em; }
a:hover { color: var(--color-primary-dark); }
nav a:hover { background: var(--color-primary-light); }
h1 { font-size: 1.5rem; margin: 22px 0 12px; color: var(--color-primary); }
h2 { font-size: 1.12rem; margin: 0 0 8px; }
h3 { font-size: 1rem; }
p { margin: 8px 0 12px; }
section, article, .card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 16px; padding: 20px; margin-bottom: 16px; }
label { display: block; font-weight: 600; margin-bottom: 16px; }
input, select, textarea, button, .button { font: inherit; min-height: 48px; border-radius: 9px; }
input, select, textarea { display: block; width: 100%; min-width: 0; padding: 12px; border: 1px solid var(--color-input-border); color: var(--color-text); background: var(--color-surface); margin-top: 6px; }
input::placeholder, textarea::placeholder { color: var(--color-text-muted); opacity: 1; }
textarea { min-height: 85px; resize: vertical; }
button, .button { display: block; width: 100%; padding: 12px 16px; background: var(--color-primary); color: var(--color-surface); border: 0; font-weight: 650; text-align: center; text-decoration: none; cursor: pointer; margin: 12px 0; }
button:hover, .button:hover { background: var(--color-primary-dark); color: var(--color-surface); }
.secondary { background: var(--color-primary-light); color: var(--color-primary); }
.secondary:hover { background: var(--color-border); color: var(--color-primary-dark); }
.danger { background: var(--color-danger); }
.danger:hover { background: var(--color-danger-dark); }
.hero { background: var(--color-primary-light); border: 1px solid var(--color-border); border-left: 4px solid var(--color-accent); padding: 20px; }
.hero strong { font-size: 2.25rem; letter-spacing: -.05em; color: var(--color-primary); }
.hero p { margin: 0 0 4px; }
.over { background: var(--color-danger-light); color: var(--color-danger); border-color: var(--color-danger); }
.over strong, .negative { color: var(--color-danger); }
.amount { font-size: 2rem; font-weight: 700; height: 66px; }
.amount-label { font-size: .95rem; }
fieldset { border: 0; padding: 0; margin: 0 0 16px; min-width: 0; }
legend { font-weight: 600; margin-bottom: 8px; }
.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.choices label { margin: 0; position: relative; font-size: .92rem; }
.choices input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.choices span { display: flex; align-items: center; min-height: 60px; padding: 10px; border: 1px solid var(--color-input-border); border-radius: 9px; }
.choices input:checked + span { background: var(--color-accent-light); color: var(--color-primary); border: 2px solid var(--color-accent-dark); padding: 9px; }
.choices label:hover span { background: var(--color-accent-light); }
.choices input:focus-visible + span, :focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
summary { cursor: pointer; min-height: 44px; padding: 8px 0; font-weight: 600; }
.muted, small { color: var(--color-text-muted); font-size: .88rem; }
.notice { padding: 16px; background: var(--color-warning-light); color: var(--color-warning); border: 1px solid var(--color-warning); border-radius: 10px; }
.budget-row { padding: 12px 0; border-bottom: 1px solid var(--color-border); }
.budget-row:last-child { border: 0; }
.big { font-size: 2rem; }
dl { display: grid; grid-template-columns: 1fr auto; gap: 12px; margin: 12px 0; }
dt { min-width: 0; }
dd { margin: 0; font-weight: 650; text-align: right; }
progress { width: 100%; height: 18px; accent-color: var(--color-success); display: block; margin: 8px 0; }
.row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.row strong { white-space: nowrap; }
.actions { display: flex; gap: 20px; margin-top: 12px; }
.actions a { padding: 10px 0; min-height: 44px; }
footer { font-size: .9rem; padding-bottom: 30px; }
footer form { max-width: 170px; }
.skip { position: absolute; left: -10000px; }
.skip:focus { left: 12px; top: 10px; background: var(--color-surface); padding: 10px; z-index: 2; }
[hidden] { display: none !important; }
code, article p { overflow-wrap: anywhere; }
@media (max-width: 399px) {
  .brand-wordmark { width: 180px; }
  .header-user { max-width: 30%; }
  dl { column-gap: 8px; }
}
@media (min-width: 600px) {
  .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  main { padding-top: 8px; }
  .hero strong { font-size: 2.8rem; }
  nav a { font-size: 1rem; }
}