/* Layout: one column of entries; each entry is split by a vertical mirror axis.
   Left: the human side, in ink. Right: the machine side, printed in reverse until the reader turns it. */
:root {
  --bg: #E8EBEE;
  --surface: #F5F6F8;
  --ink: #14171C;
  --muted: #59626E;
  --axis: #A3ACB7;
  --accent: #2A3ECC;
  --accent-ink: #FFFFFF;
  --display: "Gloock", "Iowan Old Style", Georgia, serif;
  --body: "Literata", "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E1115; --surface: #161A20; --ink: #E5E8EC; --muted: #97A1AD;
    --axis: #3B444F; --accent: #8D9BFF; --accent-ink: #0E1115; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--body); font-size: 17px; line-height: 1.55;
}
a { color: inherit; text-decoration-color: var(--axis); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
.wrap {
  max-width: 1080px; margin: 0 auto;
  padding-block: 48px 80px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  display: grid; gap: 56px;
}
header { display: grid; gap: 18px; max-width: 62ch; }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0; }
h1 { font-family: var(--display); font-weight: 400; font-size: clamp(44px, 8vw, 84px); line-height: .98; margin: 0; text-wrap: balance; }
h1 a { text-decoration: none; }
h1 .rev { display: inline-block; transform: scaleX(-1); color: var(--muted); }
.thesis { font-size: 20px; margin: 0; text-wrap: pretty; }
.how { display: grid; gap: 6px; margin: 0; padding: 0; list-style: none; color: var(--muted); font-size: 15px; }
.how li::before { content: "↔ "; font-family: var(--mono); color: var(--axis); }

.entries { display: grid; gap: 40px; }
.entry { display: grid; grid-template-columns: 1fr 1px 1fr; background: var(--surface); border-radius: 4px; }
.axis { background: linear-gradient(var(--axis), transparent 50%, var(--axis)); }
.side { padding: 28px 30px 26px; display: grid; gap: 14px; align-content: start; min-width: 0; }
.meta { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 0; }
.meta a { text-decoration: none; }
.word { font-family: var(--display); font-weight: 400; font-size: clamp(34px, 5vw, 46px); line-height: 1; margin: 0; overflow-wrap: anywhere; }
.roots { font-style: italic; color: var(--muted); margin: 0; font-size: 15px; }
.def { margin: 0; }
.locals { display: grid; grid-template-columns: auto 1fr; gap: 8px 14px; margin: 0; font-size: 15px; }
.locals dt { font-family: var(--mono); font-size: 12px; color: var(--muted); padding-top: 3px; }
.locals dd { margin: 0; min-width: 0; }
.locals b { font-weight: 500; }
.locals .ex { display: block; color: var(--muted); }
.by { font-family: var(--mono); font-size: 12px; color: var(--muted); margin: 0; }

.machine .word { font-family: var(--mono); font-weight: 500; font-size: clamp(26px, 3.6vw, 34px); letter-spacing: -.01em; }
.machine .def, .machine .locals { font-family: var(--mono); font-size: 14px; line-height: 1.6; }
.glass { display: grid; gap: 14px; transition: transform .7s cubic-bezier(.6,.05,.25,1), opacity .7s; }
.js .machine:not(.turned) .glass { transform: scaleX(-1); opacity: .5; }
.open .word { color: var(--axis); }
.open .def { color: var(--muted); font-style: italic; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
button {
  font: 500 13px/1 var(--mono); letter-spacing: .02em;
  padding: 10px 14px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--axis); background: transparent; color: var(--ink);
}
button:hover { border-color: var(--ink); }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button:disabled { cursor: default; opacity: .55; }
button .n { font-variant-numeric: tabular-nums; margin-left: 6px; }
.turn { display: none; }
.js .turn { display: inline-block; }
.note { font-family: var(--mono); font-size: 12px; color: var(--muted); margin: 0; min-height: 1em; }

.models { display: grid; gap: 16px; max-width: 70ch; border-top: 1px solid var(--axis); padding-top: 36px; }
.models h2 { font-family: var(--mono); font-weight: 500; font-size: 15px; letter-spacing: .06em; text-transform: uppercase; margin: 0; }
.models p { margin: 0; }
.models code, .models pre { font-family: var(--mono); font-size: 13px; }
.models pre { margin: 0; background: var(--surface); padding: 16px; border-radius: 4px; overflow-x: auto; line-height: 1.55; }
footer { font-family: var(--mono); font-size: 12px; color: var(--muted); display: grid; gap: 6px; }

@media (max-width: 760px) {
  .entry { grid-template-columns: 1fr; grid-template-rows: auto 1px auto; }
  .axis { background: linear-gradient(90deg, var(--axis), transparent 50%, var(--axis)); }
  .side { padding: 22px 20px; }
}
@media (prefers-reduced-motion: reduce) { .glass { transition: none; } }

/* Call to action + proposal form */
.cta { margin: 0; font-family: var(--mono); font-size: 14px; }
.cta a { color: var(--accent); }
.propose { display: grid; gap: 10px; max-width: 62ch; }
.propose label { font-weight: 500; margin-top: 14px; }
.propose label span { font-weight: 400; color: var(--muted); font-size: 15px; }
.propose textarea, .propose input, .propose select {
  font: inherit; color: var(--ink); background: var(--surface);
  border: 1px solid var(--axis); border-radius: 4px; padding: 12px 14px; width: 100%; min-width: 0;
}
.propose textarea:focus-visible, .propose input:focus-visible, .propose select:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.propose button[type="submit"] { justify-self: start; margin-top: 18px; background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-size: 14px; padding: 12px 20px; }

/* Search */
.search { display: none; gap: 8px; max-width: 62ch; }
.js .search { display: grid; }
.search label { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.search input { font: inherit; font-size: 18px; color: var(--ink); background: var(--surface); border: 1px solid var(--axis); border-radius: 4px; padding: 14px 16px; width: 100%; min-width: 0; }
.search input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.context { margin: 0; padding: 14px 16px; background: var(--surface); border-radius: 4px; }