/* Adapted from SQLodin; copyright 2026 Vikrant Rathore and Ronak Rathore.
 * MIT terms: LICENSES/SQLodin-MIT.txt. */
:root {
  --paper:#f7f6f1;
  --ink:#20352f;
  --muted:#64716b;
  --line:#d9dfd5;
  --green:#176a4b;
  --pale:#e7eee4;
  --gold:#dba65c;
  --code:#152d28
}
* {
  box-sizing:border-box
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:6rem
}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif
}
a {
  color:var(--green);
  text-underline-offset:4px
}
a:hover {
  color:#0c402c
}
button,input {
  font:inherit
}
button,a {
  touch-action:manipulation
}
a:focus-visible,button:focus-visible,input:focus-visible {
  outline:3px solid var(--gold);
  outline-offset:4px
}
.skip {
  position:absolute;
  left:-10000px;
  top:0
}
.skip:focus {
  left:1rem;
  background:white;
  padding:1rem;
  z-index:9
}
.nav {
  max-width:1320px;
  margin:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:24px 5%;
  gap:24px;
  border-bottom:1px solid var(--line)
}
.brand {
  font-size:23px;
  font-weight:750;
  letter-spacing:-1px;
  text-decoration:none;
  color:var(--ink);
  white-space:nowrap
}
.brand i {
  display:inline-grid;
  place-items:center;
  background:var(--green);
  color:white;
  font:700 20px/1 ui-monospace,monospace;
  width:34px;
  height:34px;
  border-radius:9px;
  margin-right:9px;
  font-style:normal
}
.nav nav {
  display:flex;
  gap:25px;
  align-items:center;
  font-size:14px
}
.nav nav a {
  text-decoration:none;
  color:var(--ink)
}
.search-open {
  border:1px solid var(--line);
  background:transparent;
  border-radius:7px;
  padding:6px 12px;
  color:var(--muted);
  cursor:pointer
}
.home {
  max-width:1320px;
  margin:auto;
  padding:0 5%
}
.hero {
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:7%;
  padding:85px 0 70px;
  align-items:center
}
.eyebrow,.label {
  font:600 11px/1.5 ui-monospace,monospace;
  letter-spacing:1.8px;
  text-transform:uppercase;
  color:var(--green)
}
h1,h2,h3 {
  line-height:1.16;
  letter-spacing:-.035em
}
h1 {
  font-size:clamp(44px,5vw,69px);
  font-weight:550;
  margin:20px 0 25px
}
.hero h1 em {
  font-family:Georgia,serif;
  font-weight:400;
  color:var(--green)
}
.lead {
  font-size:18px;
  line-height:1.7;
  color:var(--muted);
  max-width:540px
}
.actions {
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin:28px 0 22px
}
.button {
  display:inline-block;
  padding:12px 20px;
  background:var(--green);
  border:1px solid var(--green);
  color:white;
  border-radius:6px;
  text-decoration:none;
  font-size:14px;
  font-weight:600
}
.button:hover {
  background:#105039;
  color:white
}
.button.secondary {
  background:transparent;
  color:var(--ink);
  border-color:var(--line)
}
.meta {
  font:12px/1.8 ui-monospace,monospace;
  color:var(--muted)
}
.cluster {
  border:1px solid #34554a;
  background:var(--code);
  border-radius:16px;
  padding:24px;
  color:#e6efe7;
  box-shadow:0 24px 50px #193a2520
}
.cluster .label {
  color:#a6c3b4
}
.cluster svg {
  display:block;
  width:100%;
  height:auto;
  margin:20px 0
}
.cluster-foot {
  display:flex;
  justify-content:space-between;
  gap:15px;
  font-size:11px;
  font-family:ui-monospace,monospace;
  color:#b7cabb;
  border-top:1px solid #35574c;
  padding-top:17px
}
.features {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:4%;
  padding:35px 0 55px;
  border-top:1px solid var(--line)
}
.features h2 {
  font-size:22px;
  letter-spacing:-.02em
}
.features p,.card p {
  font-size:15px;
  color:var(--muted)
}
.section {
  padding:65px 0;
  border-top:1px solid var(--line)
}
.section h2 {
  font-size:36px;
  margin:12px 0 25px
}
.start {
  display:grid;
  grid-template-columns:1fr 1.3fr;
  gap:7%;
  align-items:start
}
.code {
  border-radius:10px;
  overflow:hidden;
  background:var(--code);
  color:#dfe9dc;
  min-width:0
}
.code-label {
  padding:13px 20px;
  border-bottom:1px solid #35574c;
  font:11px ui-monospace,monospace;
  color:#9ab7aa
}
.code pre {
  padding:20px;
  margin:0;
  overflow:auto;
  font:13px/1.9 ui-monospace,monospace
}
.code .comment {
  color:#8fad9f
}
.cards {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px
}
.card {
  border:1px solid var(--line);
  border-radius:9px;
  padding:26px;
  text-decoration:none;
  color:var(--ink);
  background:#fcfcf8
}
.card:hover {
  border-color:var(--green)
}
.card h3 {
  font-size:23px;
  margin:18px 0
}
.limits {
  padding:26px;
  border-left:3px solid var(--gold);
  background:#eeeee4
}
.limits p {
  margin:0;
  color:#465b50
}
.footer {
  max-width:1320px;
  margin:30px auto 0;
  padding:35px 5%;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:25px;
  font-size:12px;
  color:var(--muted)
}
.docs-layout {
  max-width:1420px;
  margin:auto;
  display:grid;
  grid-template-columns:240px minmax(0,850px);
  gap:60px;
  padding:45px 5%
}
.sidebar {
  font-size:13px;
  position:sticky;
  top:25px;
  align-self:start;
  max-height:90vh;
  overflow:auto;
  padding-right:15px
}
.sidebar summary {
  cursor:pointer;
  font-weight:700;
  font-size:14px;
  margin-bottom:20px
}
.sidebar .group {
  display:block;
  margin:23px 0 9px;
  font:600 10px ui-monospace,monospace;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:1.3px
}
.sidebar a {
  display:block;
  color:#50645a;
  text-decoration:none;
  padding:5px 10px;
  border-left:2px solid transparent;
  line-height:1.5
}
.sidebar a[aria-current=page] {
  border-color:var(--green);
  background:var(--pale);
  color:var(--green);
  font-weight:600
}
.reading {
  min-width:0
}
.reader-tools {
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  justify-content:space-between;
  font:12px ui-monospace,monospace;
  border-bottom:1px solid var(--line);
  padding-bottom:18px;
  margin-bottom:35px
}
.reading h1 {
  font-size:39px;
  margin-top:18px
}
.reading h2 {
  font-size:27px;
  margin-top:2.2em
}
.reading h3 {
  font-size:21px;
  margin-top:1.8em
}
.reading h4 {
  font-size:17px;
  margin-top:1.6em
}
.reading p,.reading li {
  line-height:1.8
}
.reading pre {
  background:#eaece4;
  padding:18px;
  border:1px solid var(--line);
  border-radius:6px;
  overflow:auto;
  font:13px/1.7 ui-monospace,monospace;
  white-space:pre
}
.reading code {
  font-size:.86em
}
.reading table {
  display:block;
  overflow-x:auto;
  border-collapse:collapse;
  margin:24px 0;
  font-size:13px;
  max-width:100%
}
.reading th,.reading td {
  padding:10px 13px;
  text-align:left;
  border-bottom:1px solid var(--line)
}
.reading th {
  background:var(--pale)
}
.reading figure {
  margin:30px 0;
  overflow-x:auto
}
.reading svg,.reading img {
  max-width:100%;
  height:auto
}
.reading figcaption {
  font-size:13px;
  color:var(--muted);
  margin-top:10px
}
.reading blockquote {
  border-left:3px solid var(--green);
  padding-left:18px;
  margin-left:0;
  color:var(--muted)
}
.reading math[display=block] {
  overflow:auto;
  padding:15px 0
}
.page-list {
  list-style:none;
  padding:0
}
.page-list li {
  padding:20px 0;
  border-bottom:1px solid var(--line)
}
.page-list a {
  font-size:20px;
  font-weight:550
}
.page-list p {
  margin:6px 0;
  color:var(--muted)
}
.pager {
  display:flex;
  justify-content:space-between;
  gap:20px;
  border-top:1px solid var(--line);
  padding-top:25px;
  margin-top:50px;
  font-size:14px
}
dialog {
  width:min(700px,92vw);
  max-height:80vh;
  overflow:auto;
  border:1px solid var(--line);
  border-radius:12px;
  padding:25px;
  background:var(--paper);
  color:var(--ink)
}
dialog::backdrop {
  background:#142b2599
}
dialog header {
  display:flex;
  justify-content:space-between;
  gap:15px;
  margin-bottom:16px
}
dialog input {
  width:100%;
  padding:12px;
  border:1px solid var(--line);
  border-radius:6px;
  background:white
}
dialog button {
  border:0;
  background:transparent;
  cursor:pointer;
  color:var(--ink)
}
#results a {
  display:block;
  padding:15px 0;
  border-bottom:1px solid var(--line);
  text-decoration:none
}
#results small {
  display:block;
  color:var(--muted);
  line-height:1.5;
  margin-top:6px
}
.noscript {
  font-size:12px;
  color:var(--muted)
}
@media(max-width:900px) {
  .hero {
    gap:30px
  }
  .docs-layout {
    gap:30px;
    grid-template-columns:190px minmax(0,1fr)
  }
  .nav nav {
    gap:14px
  }
  .cards {
    gap:10px
  }
  .card {
    padding:18px
  }
}
@media(max-width:680px) {
  .nav {
    padding:18px 5%;
    flex-wrap:wrap;
    gap:14px
  }
  .nav nav {
    width:100%;
    justify-content:space-between;
    gap:10px;
    font-size:13px
  }
  .hero,.start {
    grid-template-columns:1fr
  }
  .hero {
    padding:45px 0
  }
  .hero h1 {
    font-size:46px
  }
  .cluster {
    margin-top:15px
  }
  .features,.cards {
    grid-template-columns:1fr
  }
  .features {
    gap:10px;
    padding-bottom:30px
  }
  .features article {
    padding:12px 0
  }
  .section {
    padding:38px 0
  }
  .section h2 {
    font-size:29px
  }
  .footer {
    flex-direction:column;
    gap:10px
  }
  .docs-layout {
    display:block;
    padding-top:25px
  }
  .sidebar {
    position:static;
    max-height:none;
    border-bottom:1px solid var(--line);
    padding-bottom:15px;
    margin-bottom:30px
  }
  .sidebar details:not([open]) summary {
    margin:0
  }
  .reading h1 {
    font-size:31px
  }
  .reading h2 {
    font-size:24px
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }
}
.callout {
  padding:20px 24px;
  border-left:3px solid var(--green);
  background:var(--pale);
  margin:25px 0
}
.callout>strong {
  display:block;
  margin-bottom:8px
}
.callout.warning,.callout.danger {
  border-color:var(--gold);
  background:#f4eddf
}
.reading>article>header {
  border-bottom:1px solid var(--line);
  margin-bottom:35px;
  padding-bottom:20px
}
.reading>article>header p {
  font-size:13px;
  color:var(--muted)
}
.reading :not(pre) > code {
  overflow-wrap: anywhere;
  word-break: break-word;
}
/* SID metadata uses the same reading column and palette as the book. */
.sid-back-link {
  margin-bottom:20px;
  font-size:13px
}
.sid-header,.sid-index-header {
  border-bottom:1px solid var(--line);
  padding-bottom:24px;
  margin-bottom:35px
}
.sid-meta-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:20px;
  padding:20px;
  background:var(--pale);
  border:1px solid var(--line);
  border-radius:9px
}
.sid-meta-item {
  display:flex;
  flex-direction:column;
  min-width:0
}
.sid-meta-label {
  font:600 10px/1.8 ui-monospace,monospace;
  letter-spacing:1px;
  text-transform:uppercase;
  color:var(--muted)
}
.sid-meta-val {
  font-size:13px;
  overflow-wrap:anywhere
}
.sid-badge {
  display:inline-block;
  background:var(--pale);
  color:var(--green);
  font:600 11px/1.5 ui-monospace,monospace;
  padding:5px 10px;
  border-radius:6px
}
.sid-badge.prediscussion,.sid-badge.proposed,.sid-badge.accepted {
  color:#775020;
  background:#f4eddf
}
.sid-badge.abandoned {
  color:var(--muted)
}
.sid-index-card {
  padding:26px;
  border:1px solid var(--line);
  border-radius:9px;
  margin:25px 0;
  background:#fcfcf8
}
.reading .sid-card-title {
  margin-top:18px
}
.sid-card-links,.sid-card-meta {
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  font-size:13px
}
.sid-card-meta {
  margin-top:20px;
  border-top:1px solid var(--line);
  padding-top:16px;
  color:var(--muted)
}