/* SPDX-License-Identifier: MIT */
:root {
  color-scheme: dark;
  --bg: #070b09; --card: #101914; --card2: #0c1410; --line: #203128;
  --text: #e2ece5; --muted: #93a59a; --dim: #62736a;
  --green: #2ae6a3; --cyan: #62dce5; --amber: #f0b65c;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: radial-gradient(circle at 78% -10%, rgba(42,230,163,.08), transparent 34%), var(--bg); color: var(--text); font: 15px/1.67 var(--sans); }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--cyan); outline-offset: 5px; }
.skip { position: absolute; top: -80px; left: 24px; z-index: 20; padding: 12px; background: var(--card); }
.skip:focus { top: 8px; }
header { position: sticky; top: 0; z-index: 10; background: rgba(7,11,9,.94); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
nav { max-width: 1180px; margin: auto; padding: 13px 24px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); font: 12px var(--mono); }
.logo { color: var(--green); font: 700 14px var(--mono); letter-spacing: .1em; }
.spacer { flex: 1; }
main { max-width: 1180px; margin: auto; padding: 66px 24px 70px; }
.hero { padding-bottom: 40px; }
.eyebrow { color: var(--green); font: 700 11px var(--mono); letter-spacing: .15em; text-transform: uppercase; }
h1 { font-size: clamp(54px, 8vw, 92px); line-height: .99; letter-spacing: -.05em; margin: 20px 0 18px; }
.sub { color: var(--text); font-size: clamp(22px, 3.5vw, 36px); line-height: 1.25; letter-spacing: -.025em; max-width: 930px; margin-bottom: 24px; }
.lead { max-width: 970px; font-size: 19px; }
.paper-links { margin-top: 22px; font: 12px var(--mono); }
p { color: var(--muted); max-width: 1030px; margin: 0 0 18px; }
strong { color: var(--text); }
em { color: var(--amber); font-style: normal; }
section { padding: 54px 0; border-top: 1px solid var(--line); scroll-margin-top: 90px; }
h2 { font-size: 29px; line-height: 1.3; letter-spacing: -.02em; margin: 0 0 24px; }
h3 { font-size: 19px; line-height: 1.4; margin: 30px 0 16px; }
.toc { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 28px 0 40px; font: 12px/1.7 var(--mono); }
.toc a { color: var(--muted); }
.toc a:hover { color: var(--green); }
.stat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; margin: 28px 0; }
.stat { background: linear-gradient(145deg, var(--card), var(--card2)); border: 1px solid var(--line); border-radius: 10px; padding: 24px; }
.stat .val { font: 700 clamp(26px, 3vw, 36px)/1.2 var(--mono); color: var(--green); }
.stat .val.cyan { color: var(--cyan); }
.stat .val.amber { color: var(--amber); }
.stat .label { margin-top: 12px; color: var(--muted); font: 11px/1.7 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
code { font-family: var(--mono); font-size: .92em; color: #c8b6ff; overflow-wrap: anywhere; }
pre { padding: 20px; margin: 24px 0; overflow-x: auto; border: 1px solid var(--line); border-radius: 9px; background: var(--card2); font: 12px/1.8 var(--mono); }
pre code { overflow-wrap: normal; color: var(--text); }
.table-wrap { overflow-x: auto; border-radius: 9px; margin: 24px 0; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); }
.storage-timings { min-width: 760px; }
.table-scroll-hint { display: none; }
th, td { padding: 15px 17px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font: 700 10px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
td { color: var(--muted); font-size: 14px; }
td.hi { color: var(--green); font: 650 12px/1.7 var(--mono); }
tr:last-child td { border-bottom: 0; }
.note { margin-top: 24px; padding: 20px 24px; border-left: 3px solid var(--amber); background: rgba(240,182,92,.06); color: var(--muted); border-radius: 0 9px 9px 0; }
.note strong { display: block; margin-bottom: 8px; color: var(--amber); }
.experiment-steps { color: var(--muted); max-width: 1000px; padding-left: 24px; }
.experiment-steps li { padding: 4px 0 8px 6px; }
details { margin: 28px 0 0; padding: 18px 22px; border: 1px solid var(--line); border-radius: 9px; background: var(--card2); }
summary { cursor: pointer; color: var(--cyan); font-weight: 600; }
summary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 5px; }
details[open] summary { margin-bottom: 22px; }
.prefetch-timeline { margin: 24px 0 30px; }
.timeline-scroll { overflow-x: auto; border-radius: 14px; }
.timeline-scroll:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }
.timeline-scroll svg { display: block; width: 100%; min-width: 900px; height: auto; }
.prefetch-timeline figcaption { max-width: 1030px; margin-top: 16px; color: var(--muted); font-size: 15px; }
.timeline-scroll-hint { display: none; font-size: 13px; margin-top: 10px; }
@media (max-width: 940px) { .timeline-scroll-hint, .table-scroll-hint { display: block; } }
.papers { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; margin: 28px 0 0; }
.papers li { min-width: 0; padding: 24px; background: linear-gradient(145deg, var(--card), var(--card2)); border: 1px solid var(--line); border-radius: 10px; color: var(--muted); font-size: 14px; }
.papers .t { color: var(--text); font-weight: 600; }
footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--dim); font: 11px/1.8 var(--mono); }
footer a { color: var(--muted); }
@media (max-width: 900px) { .stat-grid, .papers { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
  main { padding: 38px 18px 40px; }
  nav { padding: 12px 18px; gap: 12px; }
  .spacer { display: none; }
  .hero { padding-bottom: 18px; }
  .lead { font-size: 18px; }
  .stat, .papers li { padding: 20px; }
  section { padding: 36px 0; scroll-margin-top: 120px; }
  h2 { font-size: 25px; }
  th, td { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.page-intro { margin-bottom: 34px; }
.page-intro h1 { font-size: clamp(36px, 5vw, 58px); line-height: 1.12; letter-spacing: -.035em; }
.breadcrumb { margin-bottom: 20px; font: 12px/1.6 var(--mono); }
.page-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin: 26px 0; }
.question-group { min-width: 0; background: var(--card2); border: 1px solid var(--line); border-radius: 10px; padding: 24px; }
.question-group h3 { margin: 8px 0 14px; }
.question-group p { font-size: 14px; }
.question-group ol { color: var(--muted); padding-left: 25px; margin-bottom: 0; }
.question-group li { padding: 5px 0 5px 4px; }
.question-group .range { color: var(--green); font: 11px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.question-group :target { scroll-margin-top: 110px; }
.fragment-alias { scroll-margin-top: 110px; }
.page-toc { padding: 24px; border: 1px solid var(--line); border-radius: 9px; background: var(--card2); }
.page-toc strong { display: block; margin-bottom: 12px; }
.page-toc ol { margin: 0; padding-left: 24px; }
.page-toc li { padding: 4px 0; }
.page-nav { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; margin: 32px 0; font: 13px/1.6 var(--mono); }
nav [aria-current="page"] { color: var(--green); }
h3[id] { scroll-margin-top: 110px; }
caption { padding: 16px; color: var(--text); text-align: left; font-weight: 600; }
@media (max-width: 700px) { .page-links { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .question-group, .page-toc { padding: 18px; } .page-intro h1 { font-size: 36px; } }