/* Layout: a document desk — narrow reading column for copy, one wide "sheet" for the live demo; highlighter yellow is the only loud colour. */
:root {
  --paper: #f3f4f7;
  --surface: #ffffff;
  --ink: #12141a;
  --muted: #586074;
  --rule: #dadde5;
  --accent: #1d4ed8;
  --accent-ink: #ffffff;
  --mark: #ffe17a;
  --mark-ink: #12141a;
  --skip: #9aa1b2;
  --token-bg: #e8edfb;
  --token-ink: #1a3a9e;
  --ok: #1c7a45;
  --font-display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0f1116; --surface: #171a21; --ink: #eceef3; --muted: #9aa1b2; --rule: #2a2e39;
    --accent: #7ea3ff; --accent-ink: #0b1020; --mark: #6b5300; --mark-ink: #fff4cc; --skip: #6d7487;
    --token-bg: #1d2740; --token-ink: #b9ccff; --ok: #5fd08f; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0f1116; --surface: #171a21; --ink: #eceef3; --muted: #9aa1b2; --rule: #2a2e39;
  --accent: #7ea3ff; --accent-ink: #0b1020; --mark: #6b5300; --mark-ink: #fff4cc; --skip: #6d7487;
  --token-bg: #1d2740; --token-ink: #b9ccff; --ok: #5fd08f; color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--font-body); margin: 0; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--paper); }
.wrap { max-width: 1120px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* header */
header.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--rule); }
.top .wrap { display: flex; align-items: center; gap: 24px; padding-block: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 18px/1 var(--font-display); letter-spacing: -0.01em; }
.brand svg { flex: none; }
nav.links { display: flex; gap: 20px; margin-left: auto; flex-wrap: wrap; }
nav.links a { color: var(--muted); text-decoration: none; font-size: 14px; }
nav.links a:hover { color: var(--ink); }
.lang { display: inline-flex; border: 1px solid var(--rule); border-radius: 999px; overflow: hidden; flex: none; }
.lang button { font: 500 12px/1 var(--font-mono); letter-spacing: 0.06em; padding: 7px 11px; border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
@media (max-width: 760px) { nav.links { display: none; } .lang { margin-left: auto; } }

/* hero */
.hero { padding-block: 64px 28px; display: grid; gap: 20px; }
.eyebrow { font: 500 12px/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
h1 { font: 700 clamp(34px, 6vw, 64px)/1.04 var(--font-display); letter-spacing: -0.03em; margin: 0; max-width: 16ch; text-wrap: balance; }
h1 .hl { background: linear-gradient(transparent 12%, var(--mark) 12%, var(--mark) 88%, transparent 88%); color: var(--mark-ink); padding: 0 .12em; border-radius: 4px; }
.lede { font-size: 19px; color: var(--muted); max-width: 62ch; margin: 0; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.btn { display: inline-flex; align-items: center; gap: 8px; font: 600 15px/1 var(--font-body); padding: 13px 18px; border-radius: 999px; text-decoration: none; border: 1px solid var(--rule); color: var(--ink); background: var(--surface); cursor: pointer; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.facts { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 6px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 14px; }
.facts li::before { content: "✓"; color: var(--ok); font-weight: 600; margin-right: 6px; }

/* demo sheet */
.sheet { background: var(--surface); border: 1px solid var(--rule); border-radius: 14px; box-shadow: 0 1px 0 var(--rule), 0 24px 48px -32px rgba(10, 20, 50, .35); overflow: hidden; }
.sheet-bar { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--rule); }
.seg { display: inline-flex; background: var(--paper); border: 1px solid var(--rule); border-radius: 999px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.seg button { font: 500 13px/1 var(--font-body); padding: 8px 12px; border-radius: 999px; border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.12); }
.seg.mono button { font-family: var(--font-mono); font-size: 12px; }
.panes { display: grid; grid-template-columns: 1fr 1fr; }
.pane { padding: 22px 22px 26px; min-width: 0; }
.pane + .pane { border-left: 1px solid var(--rule); background: color-mix(in srgb, var(--paper) 45%, var(--surface)); }
.pane h3 { font: 500 11px/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; display: flex; justify-content: space-between; gap: 12px; }
.doc { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 15.5px; line-height: 1.75; margin: 0; }
.doc mark { background: var(--mark); color: var(--mark-ink); border-radius: 3px; padding: 1px 2px; cursor: pointer; }
.doc mark.off { background: transparent; color: var(--skip); text-decoration: line-through; }
.doc .tok { font-family: var(--font-mono); font-size: 13px; background: var(--token-bg); color: var(--token-ink); border-radius: 4px; padding: 2px 5px; }
.doc .mask { font-family: var(--font-mono); letter-spacing: 0.02em; color: var(--token-ink); }
.sheet-foot { padding: 12px 18px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 13px; display: flex; gap: 12px 24px; flex-wrap: wrap; justify-content: space-between; }
@media (max-width: 760px) { .panes { grid-template-columns: 1fr; } .pane + .pane { border-left: 0; border-top: 1px solid var(--rule); } }

/* sections */
section { padding-block: 72px 8px; }
h2 { font: 700 clamp(24px, 3.4vw, 36px)/1.12 var(--font-display); letter-spacing: -0.02em; margin: 0 0 12px; text-wrap: balance; max-width: 22ch; }
.sub { color: var(--muted); max-width: 62ch; margin: 0 0 28px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }
.item { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 18px 18px 16px; display: grid; gap: 8px; align-content: start; }
.item h4 { margin: 0; font: 600 16px/1.3 var(--font-body); }
.item p { margin: 0; color: var(--muted); font-size: 14.5px; }
.ex { font: 400 13px/1.5 var(--font-mono); color: var(--ink); background: var(--paper); border-radius: 6px; padding: 8px 10px; overflow-wrap: anywhere; }
.ex b { font-weight: 500; background: var(--mark); color: var(--mark-ink); border-radius: 3px; padding: 0 2px; }

/* EGN anatomy: the one detail only this subject has */
.egn { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: center; background: var(--surface); border: 1px solid var(--rule); border-radius: 14px; padding: 28px; margin-top: 16px; }
@media (max-width: 760px) { .egn { grid-template-columns: 1fr; } }
.digits { display: flex; gap: 6px; flex-wrap: wrap; font: 500 clamp(24px, 4vw, 34px)/1 var(--font-mono); }
.digits span { border-bottom: 3px solid var(--rule); padding: 4px 2px 8px; min-width: 1ch; text-align: center; }
.digits .d { border-color: var(--accent); }
.digits .r { border-color: var(--muted); }
.digits .c { border-color: var(--ok); }
.legend { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
.legend i { display: inline-block; width: 18px; height: 3px; vertical-align: middle; margin-right: 8px; }

/* privacy steps */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; counter-reset: s; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { border-top: 2px solid var(--ink); padding-top: 14px; }
.step h4 { margin: 0 0 6px; font: 600 17px/1.3 var(--font-body); }
.step h4::before { counter-increment: s; content: counter(s) " "; font-family: var(--font-mono); color: var(--muted); font-weight: 400; margin-right: 4px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

/* accuracy */
.bars { display: grid; gap: 14px; max-width: 760px; }
.bar { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr) 52px; gap: 14px; align-items: center; font-size: 15px; }
.bar .track { height: 12px; background: var(--rule); border-radius: 999px; overflow: hidden; }
.bar .fill { height: 100%; background: var(--muted); border-radius: 999px; }
.bar.ours .fill { background: var(--accent); }
.bar .v { font: 500 15px/1 var(--font-mono); text-align: right; font-variant-numeric: tabular-nums; }
@media (max-width: 560px) { .bar { grid-template-columns: 1fr 52px; } .bar .track { grid-column: 1 / -1; grid-row: 2; } }
.note { color: var(--muted); font-size: 13.5px; max-width: 70ch; margin-top: 18px; }

/* download */
.dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 760px) { .dl { grid-template-columns: 1fr; } }
.os { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 20px; display: grid; gap: 10px; }
.os h4 { margin: 0; font: 600 18px/1.2 var(--font-body); }
.os .meta { color: var(--muted); font-size: 14px; margin: 0; }
.pill { justify-self: start; font: 500 12px/1 var(--font-mono); letter-spacing: 0.04em; padding: 6px 10px; border-radius: 999px; border: 1px dashed var(--rule); color: var(--muted); }
.table-wrap { overflow-x: auto; margin-top: 20px; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 520px; font-size: 14.5px; }
th, td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { font: 500 11px/1.2 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
pre.cli { font: 400 13.5px/1.7 var(--font-mono); background: var(--ink); color: var(--paper); border-radius: var(--radius); padding: 16px 18px; overflow-x: auto; margin: 20px 0 0; }
pre.cli .c { color: var(--skip); }

/* faq + footer */
details { border-bottom: 1px solid var(--rule); padding: 14px 0; max-width: 760px; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: 8px 0 0; }
footer { margin-top: 80px; border-top: 1px solid var(--rule); padding-block: 24px 40px; color: var(--muted); font-size: 13.5px; }
footer .wrap { display: flex; gap: 12px 24px; flex-wrap: wrap; justify-content: space-between; }
@media (prefers-reduced-motion: no-preference) { .doc mark, .doc .tok { transition: background-color .2s, color .2s; } }

.fill.w46 { width: 46%; } .fill.w79 { width: 79%; } .fill.w82 { width: 82%; }
.lg-d { background: var(--accent); } .lg-r { background: var(--muted); } .lg-c { background: var(--ok); }
.egn-h { margin: 0 0 8px; font: 600 18px/1.3 var(--font-body); } .egn-p { margin: 0; color: var(--muted); }

/* app screenshots + formats */
.shot-tabs { margin: 0 0 16px; }
.shot { margin: 0; }
.shot .frame { background: var(--surface); border: 1px solid var(--rule); border-radius: 12px; overflow: hidden; box-shadow: 0 24px 48px -32px rgba(10, 20, 50, .35); }
.shot img { display: block; width: 100%; height: auto; }
.shot img.dk { display: none; }
:root[data-theme="dark"] .shot img.lt { display: none; }
:root[data-theme="dark"] .shot img.dk { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .shot img.lt { display: none; }
  :root:not([data-theme="light"]) .shot img.dk { display: block; }
}
.shot figcaption { color: var(--muted); font-size: 13.5px; margin-top: 10px; }
.fmt-h { margin: 44px 0 14px; font: 600 20px/1.3 var(--font-body); }
.fmt .ext { font: 500 12.5px/1 var(--font-mono); color: var(--accent); letter-spacing: .02em; }
.fmt .item.muted { background: transparent; border-style: dashed; }
.fmt .item.muted .ext { color: var(--muted); }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
@media (max-width: 1000px) { .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .plans { grid-template-columns: 1fr; } }
.plan { position: relative; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 22px 20px 20px; display: flex; flex-direction: column; gap: 14px; }
.plan.featured { border: 2px solid var(--accent); padding: 21px 19px 19px; }
.plan h3 { margin: 0; font: 600 18px/1.2 var(--font-body); }
.plan .tag { position: absolute; top: -11px; left: 18px; background: var(--accent); color: var(--accent-ink); font: 600 11.5px/1 var(--font-body); padding: 5px 9px; border-radius: 999px; }
.plan .price { display: grid; gap: 4px; }
.plan .amt { font: 600 34px/1 var(--font-display); letter-spacing: -0.01em; }
.plan .per { color: var(--muted); font-size: 13.5px; }
.plan ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; align-content: start; flex: 1; font-size: 14.5px; }
.plan .amt.word { font-size: 26px; line-height: 34px; }
.plan li { padding-left: 22px; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 600; }
.plan .btn { justify-content: center; }
.plan .pill { justify-self: auto; align-self: flex-start; }
.fine { color: var(--muted); font-size: 13.5px; margin: 16px 0 0; max-width: 80ch; }

/* accuracy stats */
.stat-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0 0 22px; }
@media (max-width: 760px) { .stat-row { grid-template-columns: 1fr; } }
.stat { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 16px 18px; display: grid; gap: 6px; color: var(--muted); font-size: 14px; }
.stat .big { font: 700 28px/1.1 var(--font-display); color: var(--accent); letter-spacing: -0.01em; }