/* omniLua site — shared editorial system.
   Light ink-on-paper, typeset-manual aesthetic. Fraunces (display) +
   Spectral (body) + IBM Plex Mono (code). One vermilion letterpress accent. */

:root {
  --paper:       #f4efe4;
  --paper-2:     #ece5d6;
  --paper-3:     #e4dccb;
  --ink:         #221c15;
  --ink-soft:    #463d31;
  --muted:       #6e6353;
  --faint:       #978a76;
  --rule:        #d7cdb9;
  --rule-strong: #c2b59c;
  --accent:      #b3411f;
  --accent-deep: #8c3014;
  --accent-wash: #f0e3d4;
  --good:        #3c6f4a;
  --good-wash:   #e2e8d9;
  --shadow:      rgba(50, 38, 22, 0.10);
  --measure:     680px;
  --frame:       1180px;

  --serif-display: "Fraunces", "Hoefler Text", Georgia, serif;
  --serif-body:    "Spectral", "Iowan Old Style", Georgia, serif;
  --mono:          "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 86px; }
body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    radial-gradient(1100px 600px at 88% -10%, rgba(179, 65, 31, 0.05), transparent 60%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 18px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--accent); color: var(--paper); }

a { color: var(--ink); text-decoration: none; background-image: linear-gradient(var(--accent), var(--accent)); background-position: 0 1.05em; background-repeat: no-repeat; background-size: 100% 1px; transition: background-size 0.15s ease, color 0.15s ease; }
a:hover { color: var(--accent); background-size: 100% 2px; }

h1, h2, h3, h4 { font-family: var(--serif-display); font-weight: 600; line-height: 1.04; letter-spacing: -0.012em; margin: 0; font-optical-sizing: auto; }
code, pre, kbd, .mono { font-family: var(--mono); font-variant-ligatures: none; }

.frame { max-width: var(--frame); margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px) { .frame { padding: 0 20px; } }

/* ── masthead ─────────────────────────────────────────────────────────── */
.masthead {
  position: sticky; top: 0; z-index: 40;
  background: rgba(244, 239, 228, 0.86);
  backdrop-filter: blur(8px) saturate(1.1);
  border-bottom: 1px solid var(--rule);
}
.masthead .frame { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; height: 64px; }
.wordmark { font-family: var(--serif-display); font-weight: 600; font-size: 23px; letter-spacing: -0.02em; color: var(--accent-deep); background: none; }
.wordmark:hover { color: var(--accent); }
.mast-nav { display: flex; align-items: baseline; gap: 26px; font-family: var(--mono); font-size: 13px; letter-spacing: 0.01em; }
.mast-nav a { color: var(--muted); background: none; }
.mast-nav a:hover { color: var(--accent); }
.mast-nav a.cta { color: var(--accent); }
@media (max-width: 760px) { .mast-nav a:not(.cta) { display: none; } }

/* ── section scaffolding (the "manual" running head) ──────────────────── */
section { padding: 64px 0; border-top: 1px solid var(--rule); }
section:first-of-type { border-top: 0; }
.sec-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: 30px; }
.sec-num { font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: 0.14em; color: var(--accent); text-transform: uppercase; white-space: nowrap; padding-top: 8px; }
.sec-head h2 { font-size: clamp(28px, 4vw, 40px); flex: 0 0 auto; }
.sec-head .sec-rule { flex: 1 1 auto; height: 1px; background: var(--rule-strong); align-self: center; margin-bottom: 4px; }
.sec-intro { max-width: var(--measure); color: var(--ink-soft); font-size: 19px; margin: 0 0 34px; }

/* ── hero ─────────────────────────────────────────────────────────────── */
.hero { padding: 76px 0 60px; border-top: 0; }
.hero h1 { font-size: clamp(48px, 9vw, 104px); font-weight: 600; letter-spacing: -0.03em; line-height: 0.95; }
.hero h1 em { font-style: italic; font-weight: 500; color: var(--accent); }
.hero .sub { max-width: 620px; font-size: clamp(19px, 2.2vw, 23px); color: var(--ink-soft); margin: 28px 0 0; line-height: 1.5; }
.hero .sub b { font-weight: 600; color: var(--ink); }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; margin-top: 34px; }
.proof { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--rule); max-width: 460px; font-size: 16px; color: var(--muted); line-height: 1.55; }
.proof code { font-family: var(--mono); font-size: 0.85em; background: var(--paper-2); padding: 1px 5px; border-radius: 2px; color: var(--ink-soft); }

/* split hero: pitch left, live editor right (the "try it now" panel) */
.hero-split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.12fr); gap: 46px; align-items: center; padding: 52px 0 30px; }
.hero-split .hero-pitch h1 { font-size: clamp(40px, 5.6vw, 66px); }
.hero-split .sub { max-width: 460px; font-size: clamp(17px, 1.9vw, 20px); margin-top: 18px; }
.hero-split .hero-cta { margin-top: 24px; }
.hero-split .proof { margin-top: 26px; gap: 7px 18px; }
.hero-demo { min-width: 0; }
@media (max-width: 880px) { .hero-split { grid-template-columns: 1fr; gap: 26px; padding: 38px 0 18px; } .hero-split .sub { max-width: none; } }

/* Run button lives in the editor header */
.editor-head { justify-content: flex-start; gap: 9px; }
.editor-head .grow { flex: 1 1 auto; }
.editor-head .run-btn { background-image: none; padding: 5px 16px; font-family: var(--mono); font-size: 12.5px; font-weight: 500; flex: 0 0 auto; }

/* full-width live-output band, directly under the hero */
/* hero "use it four ways" tabbed code panel */
.code-tabs { border: 1px solid var(--rule-strong); border-radius: 4px; overflow: hidden; background: var(--code-bg); box-shadow: 0 2px 0 var(--shadow); }
.ct-tabs { display: flex; background: var(--paper-3); border-bottom: 1px solid var(--rule); }
.ct-tab { flex: 1 1 auto; border: 0; background: transparent; color: var(--muted); font-family: var(--mono); font-size: 12.5px; padding: 10px 8px; cursor: pointer; background-image: none; border-bottom: 2px solid transparent; transition: color 0.12s, background 0.12s; }
.ct-tab + .ct-tab { border-left: 1px solid var(--rule); }
.ct-tab:hover { color: var(--ink); }
.ct-tab.active { color: var(--ink); background: var(--paper-2); border-bottom-color: var(--accent); font-weight: 500; }
.ct-code { margin: 0; padding: 18px 18px 16px; font-family: var(--mono); font-size: 13px; line-height: 1.62; color: var(--ink-soft); white-space: pre; overflow-x: auto; min-height: 132px; }
.ct-code[hidden] { display: none; }
.ct-code .kw { color: #9a3a1c; }
.ct-code .str { color: #3c6f4a; }
.ct-code .pr { color: var(--accent); user-select: none; }
.ct-code .cm { color: var(--faint); }
.ct-result { border-top: 1px solid var(--rule); padding: 11px 18px; font-family: var(--mono); font-size: 13px; color: var(--ink); background: var(--paper-2); }
.ct-result .ct-arrow { color: var(--good); }

/* full-width "Try it" playground band, below the hero */
.demo-output { padding: 46px 0 52px; border-top: 1px solid var(--rule); }
.pg-head { margin: 0 0 18px; }
.pg-head .pg-title { font-family: var(--serif-display); font-weight: 600; font-size: clamp(24px, 3vw, 30px); letter-spacing: -0.01em; margin: 0; }
.pg-head .pg-sub { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
.demo-output .columns { margin-top: 16px; }

/* ── buttons / code inset ─────────────────────────────────────────────── */
.btn { font-family: var(--mono); font-size: 14px; font-weight: 500; padding: 11px 20px; border-radius: 2px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); cursor: pointer; transition: background 0.14s, color 0.14s, transform 0.1s; background-image: none; }
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); transform: translateY(-1px); }

.cmd { font-family: var(--mono); font-size: 14.5px; background: var(--paper-2); border: 1px solid var(--rule-strong); border-radius: 2px; padding: 12px 16px; color: var(--ink); display: inline-flex; align-items: center; gap: 10px; }
.cmd .pr { color: var(--accent); user-select: none; }
.cmd .cm { color: var(--faint); }

/* ── capability cards ─────────────────────────────────────────────────── */
.lead { font-size: 21px; color: var(--ink-soft); max-width: var(--measure); margin: 0 0 40px; }
.lead::first-letter { font-family: var(--serif-display); font-weight: 600; font-size: 3.1em; line-height: 0.74; float: left; padding: 6px 10px 0 0; color: var(--accent); }

/* gap:1px over a rule-strong background draws clean dividers between cards in
   any grid arrangement, so the 4 cards wrap to 2×2 then 1-col without border math */
.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule-strong); border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; }
.modes .mode { padding: 24px 20px; background: var(--paper-2); display: flex; flex-direction: column; }
.mode .m-idx { font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: 0.06em; }
.mode h3 { font-size: 21px; margin: 9px 0 6px; }
.mode .m-sub { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.mode p { font-size: 15.5px; color: var(--ink-soft); line-height: 1.55; margin: 0; flex: 1 1 auto; }
.mode .m-cmd { font-family: var(--mono); font-size: 12.5px; color: var(--ink); margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--rule); white-space: nowrap; overflow-x: auto; }
.mode .m-cmd .pr { color: var(--accent); }
@media (max-width: 900px) { .modes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .modes { grid-template-columns: 1fr; } }

/* ── editorial aside / callout ────────────────────────────────────────── */
.aside { max-width: 840px; margin: 38px 0 0; padding: 4px 0 4px 26px; border-left: 2px solid var(--accent); }
.aside p { margin: 0; font-size: 19px; line-height: 1.55; color: var(--ink-soft); }
.aside p b { color: var(--ink); font-weight: 600; }
.aside .src { display: block; margin-top: 10px; font-family: var(--mono); font-size: 12.5px; color: var(--faint); }

/* ── feature list ─────────────────────────────────────────────────────── */
.features { columns: 2; column-gap: 48px; max-width: 940px; margin: 38px 0 0; }
.features .feat { break-inside: avoid; margin: 0 0 22px; padding-left: 22px; position: relative; }
.features .feat::before { content: "§"; position: absolute; left: 0; top: 1px; font-family: var(--mono); font-size: 14px; color: var(--accent); }
.features .feat b { font-family: var(--serif-display); font-weight: 600; font-size: 18px; display: block; }
.features .feat span { font-size: 16px; color: var(--ink-soft); line-height: 1.5; }
.features .feat code { font-size: 13.5px; background: var(--paper-2); padding: 1px 5px; border-radius: 2px; }
@media (max-width: 720px) { .features { columns: 1; } }

/* ── spec table ───────────────────────────────────────────────────────── */
.spec { width: 100%; border-collapse: collapse; margin-top: 36px; font-size: 16px; }
.spec caption { text-align: left; font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-bottom: 12px; }
.spec th, .spec td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.spec thead th { font-family: var(--mono); font-size: 11.5px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--rule-strong); }
.spec tbody tr:hover { background: var(--paper-2); }
.spec td:first-child { font-family: var(--serif-display); font-weight: 600; font-size: 18px; white-space: nowrap; }
.spec .pill { font-family: var(--mono); font-size: 11px; font-weight: 500; padding: 2px 9px; border-radius: 999px; letter-spacing: 0.03em; }
.spec .pill.stable { background: var(--good-wash); color: var(--good); }
.spec .pill.beta { background: var(--accent-wash); color: var(--accent-deep); }
.spec .note { font-size: 14px; color: var(--muted); }

/* ── playground ───────────────────────────────────────────────────────── */
.pg-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 16px; }
.seg { display: inline-flex; border: 1px solid var(--rule-strong); border-radius: 2px; overflow: hidden; background: var(--paper-2); }
.seg button { border: 0; background: transparent; color: var(--muted); font-family: var(--mono); font-size: 13px; padding: 9px 16px; cursor: pointer; background-image: none; transition: background 0.12s, color 0.12s; }
.seg button.active { background: var(--ink); color: var(--paper); }
.seg button + button { border-left: 1px solid var(--rule-strong); }
.grow { flex: 1 1 auto; }
select { font-family: var(--mono); font-size: 13px; height: 38px; border: 1px solid var(--rule-strong); border-radius: 2px; background: var(--paper-2); color: var(--ink); padding: 0 10px; cursor: pointer; }
#ver-wrap { display: none; align-items: center; gap: 9px; font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
#ver-wrap.show { display: inline-flex; }

.editor-shell { border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; background: var(--paper-2); box-shadow: 0 1px 0 var(--shadow); }
.editor-head { display: flex; align-items: center; justify-content: space-between; padding: 9px 15px; border-bottom: 1px solid var(--rule); background: var(--paper-3); font-family: var(--mono); font-size: 12px; color: var(--muted); }
.editor-head .dots { display: inline-flex; gap: 6px; }
.editor-head .dots i { width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--rule-strong); }
.editor-head .dots i:nth-child(1) { background: var(--accent); border-color: var(--accent); }
.editor-head .hint { color: var(--faint); }
/* Syntax-highlight overlay: a transparent textarea sits on top of a colorized
   <pre> with identical metrics; editing + caret are the textarea's, the colors
   are the pre showing through. */
.editor-area { position: relative; background: var(--code-bg); }
#code, .editor-hl {
  margin: 0; border: 0; padding: 18px; width: 100%;
  font-family: var(--mono); font-size: 14px; line-height: 1.62;
  tab-size: 2; -moz-tab-size: 2; letter-spacing: 0;
  white-space: pre-wrap; word-break: break-word; overflow-wrap: break-word;
}
textarea#code {
  position: relative; z-index: 2; display: block; outline: 0;
  min-height: 290px; resize: vertical;
  background: transparent; color: transparent;
  -webkit-text-fill-color: transparent; caret-color: var(--ink);
}
textarea#code::selection { background: rgba(179, 65, 31, 0.20); }
.editor-hl {
  position: absolute; inset: 0; z-index: 1; overflow: hidden;
  pointer-events: none; color: var(--ink-soft);
}
.editor-hl .t-kw  { color: #9a3a1c; }
.editor-hl .t-str { color: #3c6f4a; }
.editor-hl .t-com { color: #9a8d78; font-style: italic; }
.editor-hl .t-num { color: #2f6a72; }
.editor-hl .t-bi  { color: #5b5a86; }

/* "it ran" feedback */
@keyframes ranflash { from { background: var(--accent-wash); } to { background: transparent; } }
.col pre.ran, .single-out pre.ran { animation: ranflash 0.6s ease-out; }
#run-hint.ran { color: var(--good); }
@keyframes btnpulse { 0% { transform: none; } 45% { transform: translateY(-1px) scale(1.04); } 100% { transform: none; } }
.btn.just-ran { animation: btnpulse 0.42s ease-out; }

.columns { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 18px; border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; }
@media (max-width: 900px) { .columns { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .columns { grid-template-columns: 1fr; } }
.col { border-left: 1px solid var(--rule); background: var(--paper); display: flex; flex-direction: column; }
.col:first-child { border-left: 0; }
.col-head { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 9px 12px; border-bottom: 1px solid var(--rule); background: var(--paper-2); }
.col-head .v { font-family: var(--serif-display); font-weight: 600; font-size: 16px; }
.tag { font-family: var(--mono); font-size: 9.5px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; padding: 2px 7px; border-radius: 999px; }
.tag.live { background: var(--good-wash); color: var(--good); }
.tag.ref { background: var(--accent-wash); color: var(--accent-deep); }
.col pre { margin: 0; padding: 13px 12px; flex: 1 1 auto; min-height: 96px; overflow: auto; font-family: var(--mono); font-size: 12.5px; line-height: 1.52; white-space: pre-wrap; word-break: break-word; color: var(--ink-soft); }
.col pre.err { color: var(--accent); }
.placeholder { color: var(--faint); }

.single-out { margin-top: 18px; border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; background: var(--paper); }
.single-out .col-head { background: var(--paper-2); }
.single-out pre { margin: 0; padding: 16px; min-height: 120px; max-height: 380px; overflow: auto; white-space: pre-wrap; word-break: break-word; font-family: var(--mono); font-size: 13px; line-height: 1.55; color: var(--ink-soft); }
.single-out pre.err { color: var(--accent); }

.pg-foot { margin-top: 16px; font-family: var(--mono); font-size: 12.5px; color: var(--faint); display: flex; flex-wrap: wrap; gap: 6px 16px; }
.pg-foot b { color: var(--good); font-weight: 500; }

/* ── examples gallery ─────────────────────────────────────────────────── */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 30px; }
@media (max-width: 820px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .gallery { grid-template-columns: 1fr; } }
.ex { text-align: left; cursor: pointer; border: 1px solid var(--rule); border-radius: 3px; background: var(--paper-2); padding: 17px 18px; transition: border-color 0.13s, transform 0.13s, box-shadow 0.13s; display: flex; flex-direction: column; gap: 6px; color: inherit; font: inherit; background-image: none; }
.ex:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 18px var(--shadow); }
.ex .ex-n { font-family: var(--mono); font-size: 11px; color: var(--accent); letter-spacing: 0.05em; }
.ex .ex-title { font-family: var(--serif-display); font-weight: 600; font-size: 19px; }
.ex .ex-desc { font-size: 15px; color: var(--muted); line-height: 1.45; }

/* ── install row + embed sample ───────────────────────────────────────── */
.install-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; }
.install { padding: 20px 22px; border-left: 1px solid var(--rule); background: var(--paper-2); }
.install:first-child { border-left: 0; }
.install .ih { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 12px; }
.install code { display: block; font-family: var(--mono); font-size: 14px; color: var(--ink); overflow-x: auto; }
.install code .pr { color: var(--accent); user-select: none; }
.install code .cm { color: var(--faint); }
@media (max-width: 760px) { .install-row { grid-template-columns: 1fr; } .install { border-left: 0; border-top: 1px solid var(--rule); } .install:first-child { border-top: 0; } }

.codeblock { margin-top: 30px; border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; background: var(--paper-2); max-width: 760px; }
.codeblock .cb-head { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 10px 16px; border-bottom: 1px solid var(--rule); background: var(--paper-3); }
.codeblock pre { margin: 0; padding: 18px 16px; overflow-x: auto; font-family: var(--mono); font-size: 13.5px; line-height: 1.6; color: var(--ink); }
.codeblock .kw { color: var(--accent-deep); }
.codeblock .cm { color: var(--faint); }

/* ── performance: stat numerals + bars ────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule-strong); }
.stat { padding: 26px 24px 28px; border-left: 1px solid var(--rule); }
.stat:first-child { border-left: 0; }
.stat .s-num { font-family: var(--serif-display); font-weight: 600; font-size: clamp(40px, 6vw, 60px); line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums lining-nums; }
.stat .s-num .x { font-size: 0.5em; color: var(--accent); font-style: italic; }
.stat .s-lbl { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 12px; line-height: 1.4; }
.stat.win .s-num { color: var(--good); }
@media (max-width: 820px) { .stats { grid-template-columns: repeat(2, 1fr); } .stat:nth-child(3) { border-left: 0; } }
@media (max-width: 460px) { .stats { grid-template-columns: 1fr; } .stat { border-left: 0; border-top: 1px solid var(--rule); } .stat:first-child { border-top: 0; } }

.bars { margin-top: 14px; }
.bar-row { display: grid; grid-template-columns: 230px 1fr 64px; align-items: center; gap: 16px; padding: 8px 0; border-bottom: 1px solid var(--rule); }
.bar-row .bl { font-family: var(--mono); font-size: 13px; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track { position: relative; height: 18px; background: var(--paper-2); border-radius: 2px; overflow: hidden; }
.bar-track .par { position: absolute; top: -4px; bottom: -4px; width: 1px; background: var(--rule-strong); }
.bar-fill { height: 100%; border-radius: 2px; background: var(--ink-soft); }
.bar-fill.slow { background: var(--accent); }
.bar-fill.win { background: var(--good); }
.bar-row .bv { font-family: var(--mono); font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; color: var(--ink); }
.bar-row .bv.win { color: var(--good); }
.bar-row .bv.slow { color: var(--accent); }
.bars-legend { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 18px; font-family: var(--mono); font-size: 12px; color: var(--muted); }
.bars-legend span { display: inline-flex; align-items: center; gap: 8px; }
.bars-legend i { width: 14px; height: 9px; border-radius: 2px; display: inline-block; }
@media (max-width: 640px) { .bar-row { grid-template-columns: 130px 1fr 52px; gap: 10px; } .bar-row .bl { font-size: 11.5px; } }

.decomp { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 36px; border: 1px solid var(--rule-strong); border-radius: 3px; overflow: hidden; background: var(--paper-2); }
.decomp .d { padding: 24px 22px; border-left: 1px solid var(--rule); }
.decomp .d:first-child { border-left: 0; }
.decomp .d .d-tax { font-family: var(--serif-display); font-weight: 600; font-size: 30px; letter-spacing: -0.01em; }
.decomp .d.zero .d-tax { color: var(--good); }
.decomp .d h3 { font-size: 20px; margin: 6px 0 8px; }
.decomp .d p { font-size: 15.5px; color: var(--ink-soft); line-height: 1.5; margin: 0; }
.decomp .d code { font-family: var(--mono); font-size: 12.5px; background: var(--paper); padding: 1px 5px; border-radius: 2px; }
@media (max-width: 820px) { .decomp { grid-template-columns: 1fr; } .decomp .d { border-left: 0; border-top: 1px solid var(--rule); } .decomp .d:first-child { border-top: 0; } }

.methodology { margin-top: 26px; font-family: var(--mono); font-size: 12.5px; color: var(--faint); line-height: 1.7; max-width: 860px; }
.methodology b { color: var(--muted); font-weight: 500; }

/* ── performance: live time-series charts ─────────────────────────────── */
.chart-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; margin: 10px 0 22px; font-family: var(--mono); font-size: 12px; color: var(--muted); }
.chart-controls .grp { display: inline-flex; align-items: center; gap: 9px; }
.chart-controls .glabel { letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); }
.chart-controls .stamp { color: var(--faint); margin-left: auto; }
.pillset { display: inline-flex; border: 1px solid var(--rule-strong); border-radius: 2px; overflow: hidden; background: var(--paper-2); }
.pillset button { border: 0; background: transparent; color: var(--muted); font-family: var(--mono); font-size: 12px; padding: 5px 12px; cursor: pointer; background-image: none; transition: background 0.12s, color 0.12s; }
.pillset button.active { background: var(--ink); color: var(--paper); }
.pillset button + button { border-left: 1px solid var(--rule-strong); }

.chart-block { margin-top: 30px; }
.chart-block h3 { font-size: 22px; margin: 0 0 3px; }
.chart-block .chsub { font-size: 15px; color: var(--muted); margin: 0 0 14px; max-width: 720px; }
.chart-wrap { border: 1px solid var(--rule-strong); border-radius: 3px; background: var(--paper-2); padding: 16px 14px 10px; box-shadow: 0 1px 0 var(--shadow); }
.chart-wrap svg { width: 100%; height: auto; display: block; }
.gridline { stroke: var(--rule); stroke-width: 1; }
.axis-line { stroke: var(--rule-strong); stroke-width: 1; }
.parity-line { stroke: var(--accent); stroke-width: 1.25; stroke-dasharray: 4 3; }
.axis-text { fill: var(--muted); font-family: var(--mono); font-size: 11px; }
.parity-text { fill: var(--accent); font-family: var(--mono); font-size: 10px; letter-spacing: 0.03em; }
.series-line { fill: none; stroke-width: 1.5; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 9px 16px; margin-top: 16px; }
.chart-legend .lg { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 12px; color: var(--ink-soft); cursor: pointer; user-select: none; }
.chart-legend .lg.muted { opacity: 0.34; }
.chart-legend .sw { width: 13px; height: 3px; border-radius: 2px; display: inline-block; flex: 0 0 auto; }
.chart-tip { position: fixed; pointer-events: none; z-index: 70; background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: 11.5px; line-height: 1.5; padding: 9px 12px; border-radius: 3px; max-width: 300px; opacity: 0; transform: translateY(4px); transition: opacity 0.12s; }
.chart-tip.show { opacity: 1; transform: none; }
.chart-tip .tv { font-size: 14px; }
.chart-tip .tm { color: #c9bda8; }
.chart-fallback { font-family: var(--mono); font-size: 13px; color: var(--muted); padding: 8px 2px; line-height: 1.6; }

/* ── footer / colophon ────────────────────────────────────────────────── */
footer { border-top: 1px solid var(--rule-strong); padding: 54px 0 64px; margin-top: 20px; }
footer .flinks { display: flex; flex-wrap: wrap; gap: 26px; font-family: var(--mono); font-size: 14px; margin-bottom: 30px; }
footer .flinks a { color: var(--ink); }
footer .honesty { max-width: 760px; color: var(--ink-soft); font-size: 17px; line-height: 1.55; margin: 0 0 16px; }
footer .colophon { max-width: 760px; font-size: 14.5px; color: var(--muted); line-height: 1.55; border-top: 1px solid var(--rule); padding-top: 22px; margin-top: 30px; }
footer .colophon em { font-style: italic; color: var(--ink-soft); }

/* ── toast ────────────────────────────────────────────────────────────── */
.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%) translateY(18px); background: var(--ink); color: var(--paper); padding: 11px 18px; border-radius: 2px; font-family: var(--mono); font-size: 13px; opacity: 0; pointer-events: none; transition: opacity 0.18s, transform 0.18s; z-index: 60; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── docs (two-column manual) ─────────────────────────────────────────── */
.docs-layout { display: grid; grid-template-columns: 234px minmax(0, 1fr); gap: 60px; align-items: start; padding: 44px 0 90px; }
.docs-side { position: sticky; top: 88px; align-self: start; max-height: calc(100vh - 110px); overflow-y: auto; font-family: var(--mono); font-size: 13px; padding-right: 6px; }
.docs-side nav { display: flex; flex-direction: column; }
.docs-side a { display: block; color: var(--muted); padding: 5px 0 5px 13px; border-left: 2px solid var(--rule); background: none; line-height: 1.35; }
.docs-side a:hover { color: var(--ink); border-left-color: var(--rule-strong); }
.docs-side a.top { color: var(--ink-soft); font-weight: 500; margin-top: 14px; }
.docs-side a.top:first-child { margin-top: 0; }
.docs-side a.sub { padding-left: 26px; font-size: 12.5px; }
.docs-side a.active { color: var(--accent); border-left-color: var(--accent); }
.docs-side .grp { display: flex; flex-direction: column; }
@media (max-width: 920px) {
  .docs-layout { grid-template-columns: 1fr; gap: 0; }
  .docs-side { position: static; max-height: none; overflow: visible; columns: 2; column-gap: 30px; border: 1px solid var(--rule-strong); border-radius: 3px; background: var(--paper-2); padding: 16px 18px; margin-bottom: 36px; }
  .docs-side a { break-inside: avoid; }
}

.doc { min-width: 0; }
.doc .doc-lede { max-width: 680px; margin: 0 0 10px; }
.doc .doc-lede h1 { font-size: clamp(38px, 6vw, 56px); font-weight: 600; letter-spacing: -0.02em; line-height: 1; margin: 0 0 14px; }
.doc .doc-lede h1 em { font-style: italic; color: var(--accent); }
.doc .doc-lede p { font-size: 20px; color: var(--ink-soft); }
.doc .doc-sec { border-top: 1px solid var(--rule); margin-top: 52px; padding-top: 44px; }
.doc h2 { font-size: clamp(27px, 3.6vw, 36px); margin: 0 0 14px; letter-spacing: -0.015em; }
.doc h3 { font-family: var(--serif-display); font-weight: 600; font-size: 22px; margin: 40px 0 8px; letter-spacing: -0.01em; }
.doc p { max-width: 680px; color: var(--ink-soft); margin: 0 0 16px; font-size: 18px; }
.doc ul, .doc ol { max-width: 680px; color: var(--ink-soft); padding-left: 22px; margin: 0 0 16px; }
.doc li { margin: 5px 0; }
.doc p code, .doc li code { font-family: var(--mono); font-size: 0.84em; background: var(--paper-2); padding: 1.5px 5px; border-radius: 2px; color: var(--ink); }
.doc .doc-sec > .lead-in { font-size: 19px; color: var(--ink-soft); max-width: 680px; }

/* docs code blocks fill the content column */
.doc .codeblock { max-width: none; margin: 18px 0 22px; }
.doc .codeblock pre { font-size: 13.5px; line-height: 1.62; }
.doc .codeblock .cb-head .lang { float: right; color: var(--faint); text-transform: none; letter-spacing: 0; }

.doc .note { max-width: 680px; margin: 20px 0; padding: 13px 16px 13px 17px; background: var(--paper-2); border-left: 2px solid var(--accent); border-radius: 0 3px 3px 0; }
.doc .note p { margin: 0; font-size: 16px; }
.doc .note .nl { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 5px; }
.doc .next { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 16px; }

/* ── load-in animation (restrained, staggered) ───────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .rise { opacity: 0; transform: translateY(14px); animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
  .rise.d1 { animation-delay: 0.06s; }
  .rise.d2 { animation-delay: 0.13s; }
  .rise.d3 { animation-delay: 0.20s; }
  .rise.d4 { animation-delay: 0.27s; }
  @keyframes rise { to { opacity: 1; transform: none; } }
}