:root {
  --bg: #f7f5ee;
  --paper: #ffffff;
  --ink: #111111;
  --muted: rgba(17, 17, 17, 0.72);
  --radius: 14px;
  --border: 3px solid var(--ink);
  --shadow: 8px 8px 0 var(--ink);

  --up: #c6f6d5;
  --down: #ffc2d1;
  --mid: #fff3a3;
  --bar: #cfe7ff;
  --info: #e8ddff;

  --danger: #d90429;
  --ok: #0f9d58;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica,
    Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background-color: var(--bg);
  background-image: repeating-linear-gradient(
      0deg,
      rgba(17, 17, 17, 0.06),
      rgba(17, 17, 17, 0.06) 1px,
      transparent 1px,
      transparent 34px
    ),
    repeating-linear-gradient(
      90deg,
      rgba(17, 17, 17, 0.06),
      rgba(17, 17, 17, 0.06) 1px,
      transparent 1px,
      transparent 34px
    );
  color: var(--ink);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  background: var(--paper);
  border: 2px solid var(--ink);
  border-radius: 10px;
  padding: 1px 6px;
  box-shadow: 2px 2px 0 var(--ink);
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 18px 26px;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
  border-bottom: var(--border);
  box-shadow: 0 6px 0 rgba(17, 17, 17, 0.08);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

h1 {
  margin: 10px 0 4px;
  letter-spacing: -0.4px;
  font-weight: 950;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-weight: 650;
}

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 3px solid var(--ink);
  border-radius: 999px;
  background: var(--mid);
  color: var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  cursor: pointer;
  transition: transform 90ms ease, box-shadow 90ms ease;
}

.icon-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 var(--ink);
}

.icon-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--ink);
}

.icon-btn:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.icon {
  display: block;
}

.modal-open {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 17, 17, 0.42);
  z-index: 1000;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(760px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  overflow: auto;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 10px 10px 0 var(--ink);
  z-index: 1001;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 12px 10px;
  border-bottom: 3px solid var(--ink);
  background: var(--info);
}

.modal-title {
  font-weight: 950;
  letter-spacing: -0.2px;
  font-size: 20px;
}

.modal-body {
  padding: 14px 14px 16px;
  line-height: 1.35;
}

.modal-body p {
  margin: 0 0 12px;
}

.callout {
  border: 3px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--ink);
  padding: 12px;
  background: var(--bar);
  margin: 12px 0;
}

.callout-title {
  display: inline-block;
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 4px 10px;
  background: var(--paper);
  box-shadow: 3px 3px 0 var(--ink);
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.bullets {
  margin: 10px 0 0;
  padding-left: 18px;
  list-style: square;
}

.bullets li {
  margin: 6px 0;
  color: rgba(17, 17, 17, 0.88);
  font-weight: 850;
}

.small {
  font-size: 13px;
  color: var(--muted);
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 12px 0;
}

.split-card {
  border: 3px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--ink);
  padding: 12px;
  background: var(--paper);
}

.split-title {
  font-weight: 950;
  margin-bottom: 6px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px;
  border-top: 3px solid var(--ink);
  background: var(--mid);
}

.btn {
  border: 3px solid var(--ink);
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 950;
  background: var(--paper);
  box-shadow: 4px 4px 0 var(--ink);
  cursor: pointer;
  transition: transform 90ms ease, box-shadow 90ms ease;
}

.btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 var(--ink);
}

.btn:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--ink);
}

.btn:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.top {
  grid-template-columns: 1fr 0.7fr 1fr;
  align-items: stretch;
}

.grid.bottom {
  margin-top: 14px;
  grid-template-columns: 1.25fr 1fr 1fr;
}

.card {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 14px 12px;
}

.card.up {
  background: var(--up);
}

.card.down {
  background: var(--down);
}

.card.middle {
  background: var(--mid);
}

.card.info {
  background: var(--info);
}

.card.result {
  padding-bottom: 16px;
}

.card-title {
  display: inline-block;
  padding: 6px 10px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--paper);
  font-weight: 950;
  letter-spacing: 0.9px;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 12px;
  box-shadow: 4px 4px 0 var(--ink);
}

.row {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.field-hint {
  font-size: 13px;
  color: var(--muted);
  font-weight: 850;
  line-height: 1.25;
}

.label {
  font-size: 14px;
  color: var(--muted);
  font-weight: 750;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.suffix {
  position: absolute;
  right: 12px;
  color: var(--ink);
  font-weight: 950;
  pointer-events: none;
}

.input {
  width: 100%;
  border-radius: 12px;
  border: 2px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  padding: 10px 12px;
  font-size: 16px;
  outline: none;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 90ms ease, box-shadow 90ms ease;
}

.input-wrap .input {
  padding-right: 34px;
}

.input:focus {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 var(--ink);
}

.total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 8px;
  border-top: 2px dashed rgba(17, 17, 17, 0.55);
  font-weight: 900;
}

.money {
  font-variant-numeric: tabular-nums;
}

.big {
  font-size: 36px;
  font-weight: 950;
  text-align: center;
  padding: 8px 0 6px;
  font-variant-numeric: tabular-nums;
  text-shadow: 2px 2px 0 rgba(17, 17, 17, 0.12);
}

.hint {
  text-align: center;
  color: var(--ink);
  margin: 2px auto 10px;
  display: block;
  width: fit-content;
  padding: 6px 10px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--paper);
  font-weight: 900;
}

.hint.bad {
  background: #ffe3e8;
  color: var(--danger);
}

.hint.good {
  background: #d8ffe8;
  color: var(--ok);
}

.mini {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-top: 10px;
  border-top: 2px solid rgba(17, 17, 17, 0.2);
  color: var(--muted);
  font-weight: 800;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.bar {
  margin-top: 14px;
  background: var(--bar);
  border: var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow);
}

.bar-title {
  color: var(--ink);
  font-weight: 900;
}

.bar-value {
  margin-top: 6px;
  font-size: 34px;
  font-weight: 950;
  color: var(--danger);
  font-variant-numeric: tabular-nums;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 12px;
  align-items: baseline;
}

.k {
  color: rgba(17, 17, 17, 0.88);
  font-weight: 900;
}

.v {
  font-variant-numeric: tabular-nums;
  font-weight: 950;
}

.v.emph {
  font-size: 20px;
}

.note {
  margin-top: 12px;
  color: var(--muted);
  font-weight: 800;
}

.neg {
  color: var(--danger);
  background: #ffe3e8;
  border: 2px solid var(--ink);
  border-radius: 10px;
  padding: 2px 8px;
  box-shadow: 3px 3px 0 var(--ink);
}

.pos {
  color: var(--ok);
  background: #d8ffe8;
  border: 2px solid var(--ink);
  border-radius: 10px;
  padding: 2px 8px;
  box-shadow: 3px 3px 0 var(--ink);
}

.foot {
  margin-top: 14px;
}

.foot-card {
  border-radius: var(--radius);
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow);
  padding: 14px;
}

.foot-title {
  font-weight: 950;
  letter-spacing: -0.1px;
  margin-bottom: 4px;
}

.foot-subtitle {
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 800;
}

.foot-value {
  font-size: 30px;
  font-weight: 950;
  font-variant-numeric: tabular-nums;
}

.foot-note {
  margin-top: 8px;
  color: var(--muted);
  font-weight: 800;
}

@media (max-width: 900px) {
  .grid.top {
    grid-template-columns: 1fr;
  }

  .grid.bottom {
    grid-template-columns: 1fr;
  }

  .split {
    grid-template-columns: 1fr;
  }
}