/* Splashtally -- hand-written CSS, no framework. */

:root {
  --ink: #1a1e23;
  --ink-muted: #5b6470;
  --paper: #fbfaf8;
  --paper-raised: #ffffff;
  --line: #dcd8d0;
  --accent: #0a5c46;
  --accent-dark: #06402f;
  --oos-bg: #f2efe9;
  --oos-text: #8b8579;
  --badge-bg: #f4e6d7;
  --badge-text: #8a5a1f;
  --max-width: 920px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eae7e1;
    --ink-muted: #a8a49b;
    --paper: #16181b;
    --paper-raised: #1d2023;
    --line: #33363a;
    --accent: #4fbd97;
    --accent-dark: #7ad4b3;
    --oos-bg: #202224;
    --oos-text: #75726a;
    --badge-bg: #3a2f1c;
    --badge-text: #d9a962;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding-top: 22px;
  padding-bottom: 22px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo:hover {
  color: var(--accent-dark);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
}

.site-nav a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--accent-dark);
}

.site-nav a.active {
  font-weight: 600;
}

/* Main content */

main {
  padding-top: 40px;
  padding-bottom: 64px;
  min-height: 60vh;
}

h1 {
  font-size: 1.7rem;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.3rem;
  margin: 2.2em 0 0.6em;
}

p {
  margin: 0 0 1em;
}

.lede {
  color: var(--ink-muted);
  font-size: 1.05rem;
  max-width: 62ch;
}

.last-checked {
  display: inline-block;
  margin: 4px 0 28px;
  padding: 6px 12px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.last-checked strong {
  color: var(--ink);
}

/* Tables */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper-raised);
  -webkit-overflow-scrolling: touch;
}

table.price-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.94rem;
}

table.price-table caption {
  caption-side: bottom;
}

table.price-table th,
table.price-table td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

table.price-table th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
  font-weight: 600;
  background: var(--paper);
  position: sticky;
  top: 0;
}

table.price-table td.num,
table.price-table th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

table.price-table td.rank-col {
  text-align: right;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

table.price-table tbody tr:last-child td {
  border-bottom: none;
}

table.price-table tbody tr:hover td {
  background: var(--paper);
}

table.price-table td a.product-link {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}

table.price-table td a.product-link:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent-dark);
}

table.price-table td.per-lb {
  font-weight: 700;
}

tr.oos td {
  background: var(--oos-bg);
  color: var(--oos-text);
}

tr.oos td a.product-link {
  color: var(--oos-text);
  border-bottom-color: var(--line);
}

tr.oos:hover td {
  background: var(--oos-bg);
}

.badge-oos {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 7px;
  border-radius: 3px;
  background: var(--badge-bg);
  color: var(--badge-text);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.empty-state {
  padding: 32px;
  text-align: center;
  color: var(--ink-muted);
}

/* Methodology page */

.methodology dl {
  margin: 0 0 1.5em;
}

.methodology dt {
  font-weight: 600;
  margin-top: 1em;
}

.methodology dd {
  margin: 0.2em 0 0;
  color: var(--ink-muted);
}

.methodology code {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 0.92em;
}

.methodology .formula {
  display: block;
  margin: 10px 0 18px;
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.95rem;
  overflow-x: auto;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 20px 0 40px;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.site-footer a {
  color: var(--ink-muted);
}

.site-footer a:hover {
  color: var(--accent-dark);
}

@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  main {
    padding-top: 28px;
  }

  h1 {
    font-size: 1.4rem;
  }
}