:root {
  --color-bg: #f4f1ea;
  --color-surface: #fffdf8;
  --color-text: #1f2933;
  --color-muted: #52606d;
  --color-accent: #0f6e56;
  --color-accent-text: #ffffff;
  --color-line: #d9e2ec;
  --color-danger: #9b1c1c;
  --radius: 12px;
  --space: 16px;
  --font: "Segoe UI", "Helvetica Neue", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-scheme]) {
    --color-bg: #12181d;
    --color-surface: #1c252c;
    --color-text: #f0f4f8;
    --color-muted: #9fb3c8;
    --color-accent: #3eb489;
    --color-accent-text: #06281d;
    --color-line: #3e4c59;
  }
}

[data-scheme="dark"] {
  --color-bg: #12181d;
  --color-surface: #1c252c;
  --color-text: #f0f4f8;
  --color-muted: #9fb3c8;
  --color-accent: #3eb489;
  --color-accent-text: #06281d;
  --color-line: #3e4c59;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

a {
  color: var(--color-accent);
}

.wrap {
  width: min(40rem, calc(100% - 2 * var(--space)));
  margin: 0 auto;
}

body.wide .wrap {
  width: min(76rem, calc(100% - 2 * var(--space)));
}

header, footer {
  padding: var(--space) 0;
}

header .wrap, footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space);
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--color-text);
}

main {
  padding-bottom: calc(var(--space) * 2);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: var(--space);
}

label {
  display: block;
  margin-bottom: var(--space);
}

input, button {
  font: inherit;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--color-text);
}

button, .button {
  display: inline-block;
  border: 0;
  border-radius: 8px;
  padding: 8px 14px;
  background: var(--color-accent);
  color: var(--color-accent-text);
  text-decoration: none;
  cursor: pointer;
}

.ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-line);
}

.errorlist {
  color: var(--color-danger);
  margin: 4px 0 0;
  padding-left: 1rem;
}

.banner {
  position: sticky;
  bottom: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  padding: var(--space) 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.muted {
  color: var(--color-muted);
}

h1 {
  font-size: 1.5rem;
  margin: 0 0 var(--space);
}

h2 {
  font-size: 1.15rem;
  margin: calc(var(--space) * 1.5) 0 var(--space);
}

.stack > * + * {
  margin-top: var(--space);
}

.mock-banner {
  margin: 0 0 var(--space);
  padding: 8px 12px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.mock-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space);
}

.table-scroll {
  overflow-x: auto;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

table.data th,
table.data td {
  border-bottom: 1px solid var(--color-line);
  padding: 6px 8px;
  text-align: left;
  vertical-align: top;
}

table.data th.num,
table.data td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 8px;
}

.stat {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.stat b {
  display: block;
  font-size: 1.15rem;
}

.grid-2 {
  display: grid;
  gap: var(--space);
}

@media (min-width: 800px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.check {
  display: flex;
  gap: 8px;
  align-items: center;
}

.kind-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space);
}

.entry-grid {
  display: grid;
  gap: 8px 16px;
  grid-template-columns: 1fr;
}

@media (min-width: 800px) {
  .entry-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.num-input {
  width: 7rem;
  text-align: right;
}

input.price-out {
  outline: 2px solid var(--color-danger);
}

details summary {
  cursor: pointer;
  font-weight: 700;
}

pre {
  white-space: pre-wrap;
}