/* Shop Daybook — shop-office paper. System fonts only. Not the Compact Attach steel/amber look. */

:root {
  --paper: #f3ead4;
  --paper-2: #e8dcc0;
  --paper-3: #faf4e6;
  --rule: #d7c9a8;
  --ink: #1c1814;
  --ink-muted: #5a5248;
  --carbon: #2a241c;
  --pencil: #c23b2a;
  --pencil-dark: #8e2418;
  --pencil-soft: #e8c4bc;
  --max: 68rem;
  --serif: ui-serif, Georgia, "Times New Roman", Times, serif;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  background-color: var(--paper);
  background-image:
    linear-gradient(90deg, transparent 3.15rem, var(--pencil) 3.15rem, var(--pencil) 3.28rem, transparent 3.28rem),
    repeating-linear-gradient(
      180deg,
      transparent 0,
      transparent 1.55rem,
      var(--rule) 1.55rem,
      var(--rule) 1.6rem
    );
  color: var(--ink);
  line-height: 1.6;
  font-size: 1.05rem;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--pencil-dark);
}

a:hover {
  color: var(--ink);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--pencil);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.5rem 0.85rem;
  background: var(--pencil);
  color: var(--paper-3);
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus {
  top: 0.75rem;
  color: var(--paper-3);
}

.margin-bar {
  height: 4px;
  background: var(--pencil);
}

.site-header {
  background: var(--paper-3);
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}

.header-inner,
.nav-inner,
.wrap,
.footer-inner {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: inherit;
  text-decoration: none;
}

.brand:hover {
  color: inherit;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  background: var(--paper);
  border: 1.5px solid var(--carbon);
  color: var(--carbon);
  font-family: var(--serif);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: inset 6px 0 0 var(--pencil);
  padding-left: 0.2rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
}

.brand-tag {
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--carbon);
  padding: 0.45rem 0.75rem;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

.nav-toggle:hover {
  background: var(--paper-2);
  color: var(--ink);
}

.site-nav {
  border-top: 1px solid var(--rule);
  background: var(--paper);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.2rem;
  list-style: none;
  margin: 0;
  padding: 0.65rem 0 0.8rem;
}

.nav-list a {
  color: var(--carbon);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--pencil-dark);
}

.nav-list a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 0.28em;
  text-decoration-thickness: 1.5px;
}

@media (max-width: 52rem) {
  .site-nav[data-open="false"] {
    display: none;
  }
}

@media (min-width: 52.01rem) {
  .nav-toggle {
    display: none;
  }

  .site-nav[data-open="false"] {
    display: block;
  }
}

.wrap {
  padding: 1.7rem 0 3rem;
}

.kicker {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pencil-dark);
  margin: 0 0 0.4rem;
}

h1,
h2,
h3 {
  font-family: var(--serif);
  line-height: 1.22;
  font-weight: 700;
  color: var(--carbon);
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.55rem);
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.38rem;
  margin: 2rem 0 0.6rem;
  padding-top: 0.45rem;
  border-top: 1px solid var(--rule);
}

h3 {
  font-size: 1.1rem;
  margin: 1.35rem 0 0.4rem;
}

p,
li {
  max-width: 62ch;
}

.lede {
  font-size: 1.16rem;
  max-width: 52ch;
}

.hero {
  background: var(--paper-3);
  color: var(--ink);
  padding: 1.8rem 0 2.1rem;
  border-bottom: 1px solid var(--rule);
}

.hero .wrap {
  padding-top: 0.35rem;
  padding-bottom: 0.15rem;
}

.hero .kicker {
  color: var(--pencil-dark);
}

.hero p {
  color: var(--carbon);
}

.hero a {
  color: var(--pencil-dark);
}

.hero a:hover {
  color: var(--ink);
}

.badge {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--carbon);
  display: inline-block;
  padding: 0.2rem 0.5rem;
  color: var(--carbon);
  background: var(--paper);
}

.hero .badge {
  margin-bottom: 0.85rem;
}

.card-grid {
  display: grid;
  gap: 0.95rem;
  margin: 1rem 0 0;
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid.thirds {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card,
.ledger {
  background: var(--paper-3);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--pencil);
  padding: 1rem 1.1rem 1.15rem;
}

.card h2,
.card h3,
.ledger h2,
.ledger h3 {
  border: 0;
  margin-top: 0;
  padding-top: 0;
}

.card p,
.ledger p {
  margin: 0.4rem 0 0.85rem;
}

.meta {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.btn,
a.btn {
  display: inline-block;
  background: var(--pencil);
  color: var(--paper-3);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--pencil-dark);
  cursor: pointer;
  font-family: inherit;
}

.btn:hover,
a.btn:hover,
.hero a.btn:hover,
.card a.btn:hover,
.ledger a.btn:hover {
  background: var(--pencil-dark);
  color: var(--paper-3);
  border-color: var(--ink);
}

.btn-ghost,
a.btn-ghost,
.hero a.btn-ghost {
  background: var(--paper-3);
  color: var(--carbon);
  border: 1px solid var(--carbon);
}

.btn-ghost:hover,
a.btn-ghost:hover,
.hero a.btn-ghost:hover,
.card a.btn-ghost:hover {
  background: var(--paper-2);
  color: var(--carbon);
  border-color: var(--carbon);
}

.note,
.callout {
  border-left: 4px solid var(--pencil);
  background: var(--paper-3);
  padding: 0.75rem 0.95rem;
  margin: 1rem 0;
}

.note p,
.callout p {
  margin: 0;
}

.site-footer {
  background: var(--carbon);
  color: var(--paper-2);
  padding: 1.6rem 0 2rem;
  font-size: 0.92rem;
}

.site-footer a {
  color: #f0d2cc;
}

.site-footer a:hover {
  color: var(--paper-3);
}

.footer-disc {
  max-width: 70ch;
  margin: 0 0 0.9rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  list-style: none;
  margin: 0 0 0.8rem;
  padding: 0;
}

.owner {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: #b7ad9c;
  margin: 0;
}

.form-grid {
  display: grid;
  gap: 0.95rem;
  max-width: 30rem;
}

label {
  display: block;
  font-weight: 650;
  font-size: 0.92rem;
}

label span {
  display: block;
  font-weight: 500;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

input[type="number"] {
  width: 100%;
  margin-top: 0.3rem;
  padding: 0.55rem 0.65rem;
  font: inherit;
  font-family: var(--mono);
  border: 1px solid var(--carbon);
  background: var(--paper-3);
  color: var(--ink);
}

.results {
  margin-top: 1.25rem;
}

.results h2 {
  border: 0;
  padding-top: 0;
  margin-top: 0;
}

.math {
  font-family: var(--mono);
  font-size: 0.92rem;
  max-width: 70ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.1rem 0 0;
}

ul.plain {
  padding-left: 1.15rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

code {
  font-family: var(--mono);
  font-size: 0.9em;
}