:root {
  --frame: #1E4634;
  --frame-deep: #15342A;
  --board: #E4E7E1;
  --board-line: #C7CCC4;
  --red: #B3261E;
  --yellow: #E9B72A;
  --blue: #2F5D8C;
  --black: #1A1A18;
  --brass: #B08D57;
  --enamel: #F4F4EE;
  --ink: #1A1A18;
  --muted: #4B524C;

  --display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --text: "Brygada 1918", Georgia, serif;
  --mono: "Overpass Mono", ui-monospace, monospace;

  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--board);
  color: var(--ink);
  font-family: var(--text);
  font-size: 1.075rem;
  line-height: 1.62;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--blue); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--red); }

:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; }

.wrap { width: min(var(--wrap), 100% - 2.5rem); margin-inline: auto; }

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--black); color: var(--enamel); padding: .6rem 1rem; z-index: 10;
}
.skip:focus { left: 1rem; }

/* ---------- labels / plates ---------- */

.label {
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--muted);
}

.plate {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2em;
  padding: .12em .5em .02em;
  background: var(--enamel);
  border: 2px solid var(--black);
  border-radius: 3px;
  font-family: var(--display);
  font-weight: 800;
  line-height: 1.15;
  color: var(--black);
  box-shadow: inset 0 0 0 2px var(--enamel), inset 0 0 0 3px rgba(26,26,24,.35);
}
.plate--red    { border-top: 6px solid var(--red); }
.plate--black  { border-top: 6px solid var(--black); }
.plate--blue   { border-top: 6px solid var(--blue); }
.plate--yellow { border-top: 6px solid var(--yellow); }
.plate--white  { border-top: 6px solid #FFFFFF; outline: 1px dashed var(--black); outline-offset: -5px; }

/* ---------- header ---------- */

.top {
  border-bottom: 1px solid var(--board-line);
  background: var(--board);
}
.top .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .85rem 0; flex-wrap: wrap;
}
.brand {
  display: inline-flex; align-items: center; gap: .7rem;
  text-decoration: none; color: var(--black);
}
.brand__plate {
  font-family: var(--display); font-weight: 800; font-size: 1.35rem;
  letter-spacing: .14em; text-transform: uppercase;
  padding: .2rem .7rem .05rem;
  background: var(--brass); color: var(--black);
  border-radius: 2px;
  box-shadow: inset 0 0 0 2px #8E6F40;
}
.brand__sub { font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.nav { display: flex; gap: 1.4rem; font-family: var(--mono); font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; }
.nav a { color: var(--black); text-decoration: none; border-bottom: 2px solid transparent; padding-bottom: 2px; }
.nav a:hover, .nav a[aria-current="page"] { border-bottom-color: var(--red); color: var(--black); }

/* ---------- diagram board (opening) ---------- */

.board { padding: clamp(2.2rem, 6vw, 4.5rem) 0 1.5rem; }
.board__head { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 2.5rem; align-items: end; }
.board h1 {
  font-family: var(--display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: clamp(2.6rem, 6.4vw, 5.6rem);
  line-height: .9;
  letter-spacing: .005em;
  margin: .4rem 0 0;
  color: var(--black);
}
.board h1 em { font-style: normal; color: var(--red); }
.board__lede { margin: 0; color: var(--muted); max-width: 34ch; }

.diagram {
  margin-top: 2.4rem;
  background: var(--black);
  border-radius: 4px;
  padding: 1.1rem 1.2rem .8rem;
  box-shadow: inset 0 0 0 6px #2A2B27;
}
.diagram svg { width: 100%; height: auto; }
.diagram__caption { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: .5rem; color: #A9AEA6; }
.diagram .day { font-family: var(--mono); font-size: 13px; fill: #A9AEA6; letter-spacing: .1em; }
.diagram .seg { stroke: #5D615A; stroke-width: 6; stroke-linecap: butt; transition: stroke .35s ease; }
.diagram .seg.is-set { stroke: var(--yellow); }
.diagram .stub { stroke: #5D615A; stroke-width: 6; }
.diagram .jointmark line { stroke: #A9AEA6; stroke-width: 2; }
.diagram .token { transition: transform .6s cubic-bezier(.4,.1,.2,1); }
.diagram .tokentext { font-family: var(--mono); font-size: 10px; font-weight: 600; fill: var(--black); }

.frame .pnum { font-family: var(--display); font-weight: 800; font-size: 24px; text-anchor: middle; fill: var(--black); }
.frame .plabel { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-anchor: middle; fill: #B9C7BE; }

/* ---------- lever frame (signature) ---------- */

.frame {
  background: var(--frame);
  color: var(--enamel);
  padding: clamp(2.4rem, 5vw, 4rem) 0 2.6rem;
  border-top: 8px solid var(--frame-deep);
}
.frame__intro { display: flex; justify-content: space-between; align-items: baseline; gap: 1.5rem; flex-wrap: wrap; }
.frame h2 {
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: .02em; line-height: 1; margin: 0;
}
.frame .label { color: #B9C7BE; }
.frame__svg { margin-top: 1.6rem; }
.frame__svg svg { width: 100%; height: auto; overflow: visible; }

.lever { cursor: pointer; transform-box: view-box; transition: transform .5s cubic-bezier(.35,.7,.25,1.15); }
.lever[data-state="normal"]  { transform: rotate(-5deg); }
.lever[data-state="reverse"] { transform: rotate(9deg); }
.lever[data-spare] { cursor: not-allowed; }
.lever .ring { fill: none; stroke: var(--yellow); stroke-width: 3; opacity: 0; }
.lever:focus { outline: none; }
.lever:focus-visible .ring { opacity: 1; }
.lever.is-refused { animation: refuse .32s ease; }
@keyframes refuse {
  0%, 100% { translate: 0 0; }
  30% { translate: -4px 0; }
  70% { translate: 4px 0; }
}
.platehatch { opacity: 0; transition: opacity .25s ease; }
.is-locked .platehatch { opacity: 1; }

.frame__status {
  margin: 1.2rem 0 0;
  min-height: 1.6em;
  font-family: var(--mono); font-size: .9rem; letter-spacing: .02em;
  color: var(--yellow);
}
.frame__hint { margin: .3rem 0 0; color: #B9C7BE; font-size: .95rem; }

/* ---------- plates + locking table ---------- */

.levers { padding: clamp(2.6rem, 6vw, 4.5rem) 0; }
.levers__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 3rem; align-items: start; }
.levers h2, .register h2, .box h2, .doc h1 {
  font-family: var(--display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(1.8rem, 3.2vw, 2.5rem); line-height: 1; letter-spacing: .015em; margin: 0 0 .4rem;
}
.platelist { list-style: none; margin: 1.8rem 0 0; padding: 0; }
.platelist > li {
  display: grid; grid-template-columns: 4.2rem minmax(0, 1fr); gap: 1.2rem;
  padding: 1.4rem 0; border-top: 1px solid var(--board-line);
}
.platelist > li:last-child { border-bottom: 1px solid var(--board-line); }
.platelist .plate { font-size: 1.6rem; width: 3.6rem; height: 3.2rem; }
.platelist h3 { font-family: var(--text); font-weight: 600; font-size: 1.28rem; line-height: 1.25; margin: .1rem 0 .4rem; }
.platelist p { margin: 0 0 .5rem; max-width: 62ch; }
.platelist .label { display: block; margin-bottom: .2rem; }
.platelist li.is-reverse h3::after {
  content: " — pulled"; font-family: var(--mono); font-size: .75rem; font-weight: 400;
  letter-spacing: .08em; text-transform: uppercase; color: var(--red);
}

.locking {
  position: sticky; top: 1.2rem;
  background: var(--enamel);
  border: 2px solid var(--black);
  padding: 1.1rem 1.1rem .9rem;
}
.locking h3 { font-family: var(--display); font-weight: 700; text-transform: uppercase; font-size: 1.35rem; letter-spacing: .04em; margin: 0 0 .2rem; }
.locking p { font-size: .92rem; color: var(--muted); margin: 0 0 .8rem; }
table { border-collapse: collapse; width: 100%; }
.locking table { font-family: var(--mono); font-size: .8rem; }
.locking th, .locking td { text-align: left; padding: .38rem .3rem; border-bottom: 1px dotted #9AA097; vertical-align: top; }
.locking th { font-weight: 600; text-transform: uppercase; letter-spacing: .06em; font-size: .7rem; color: var(--muted); }
.locking tr.is-reverse td:first-child { color: var(--red); font-weight: 600; }

/* ---------- register ---------- */

.register { background: var(--enamel); padding: clamp(2.6rem, 6vw, 4.2rem) 0; border-block: 1px solid var(--board-line); }
.register__head { display: flex; justify-content: space-between; align-items: end; gap: 1.5rem; flex-wrap: wrap; }
.register__head p { margin: 0; max-width: 56ch; color: var(--muted); }
.register table { margin-top: 1.6rem; font-size: .95rem; }
.register th {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  text-align: left; padding: .5rem .6rem; border-bottom: 2px solid var(--black); color: var(--muted);
}
.register td { height: 2.9rem; padding: .3rem .6rem; border-bottom: 1px solid var(--board-line); }
.register td:first-child { font-family: var(--display); font-weight: 700; font-size: 1.15rem; text-transform: uppercase; width: 4.5rem; }
.register td + td { border-left: 1px solid var(--board-line); }

.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  background: var(--black); color: var(--enamel);
  border: 0; border-radius: 2px; padding: .75rem 1.1rem; cursor: pointer;
}
.btn:hover { background: var(--red); }

/* ---------- notice + articles ---------- */

.box { padding: clamp(2.6rem, 6vw, 4.5rem) 0; }
.box__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 3rem; align-items: start; }

.notice {
  background: var(--frame);
  color: var(--enamel);
  padding: 1.6rem 1.6rem 1.4rem;
  border-radius: 6px;
  box-shadow: inset 0 0 0 4px var(--frame), inset 0 0 0 6px var(--enamel);
}
.notice h2 { font-family: var(--display); font-weight: 800; letter-spacing: .2em; text-transform: uppercase; font-size: 1.3rem; text-align: center; margin: 0 0 .8rem; }
.notice p { margin: 0 0 .7rem; font-size: .98rem; }
.notice a { color: var(--yellow); }

.posts { list-style: none; margin: 1.2rem 0 0; padding: 0; }
.posts li { border-top: 1px solid var(--board-line); }
.posts li:last-child { border-bottom: 1px solid var(--board-line); }
.posts a {
  display: grid; grid-template-columns: 4.2rem minmax(0, 1fr) auto; gap: 1rem; align-items: baseline;
  padding: 1rem 0; color: var(--black); text-decoration: none;
}
.posts a:hover .posts__title { color: var(--red); }
.posts__title { font-weight: 600; font-size: 1.12rem; line-height: 1.3; }

/* ---------- footer ---------- */

.foot { background: var(--black); color: #C9CCC6; padding: 2.4rem 0 2rem; font-size: .92rem; }
.foot__grid { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; align-items: start; }
.foot__brand { font-family: var(--display); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; font-size: 1.2rem; color: var(--brass); margin: 0 0 .3rem; }
.foot p { margin: 0 0 .3rem; }
.foot a { color: #E6E8E2; }
.footplates { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; }
.footplates a {
  display: inline-block; text-decoration: none;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase;
  background: var(--enamel); color: var(--black);
  border-top: 4px solid var(--brass); border-radius: 2px; padding: .35rem .6rem .25rem;
}
.footplates a:hover { border-top-color: var(--red); color: var(--black); }
.foot small { display: block; margin-top: 1.6rem; color: #8D928A; font-family: var(--mono); font-size: .72rem; letter-spacing: .05em; }

/* ---------- documents (legal + articles) ---------- */

.doc { padding: clamp(2.4rem, 6vw, 4rem) 0 4rem; }
.doc__grid { display: grid; grid-template-columns: 6rem minmax(0, 46rem); gap: 2rem; }
.doc__side { padding-top: .4rem; }
.doc__side .plate { font-size: 1.5rem; width: 4rem; height: 3.4rem; }
.doc h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: .95; margin-bottom: .8rem; }
.doc h2 { font-family: var(--text); font-weight: 600; font-size: 1.3rem; margin: 2.2rem 0 .5rem; }
.doc p, .doc li { max-width: 66ch; }
.doc ul { padding-left: 1.2rem; }
.doc .lede { font-size: 1.18rem; color: var(--muted); }
.doc .meta { margin-bottom: 1.6rem; }
.doc blockquote {
  margin: 1.6rem 0; padding: .9rem 1.1rem;
  background: var(--enamel); border-left: 6px solid var(--yellow);
}
.doc .back { margin-top: 2.6rem; font-family: var(--mono); font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; }

.lost { padding: clamp(3rem, 10vw, 7rem) 0; }
.lost h1 { font-family: var(--display); font-weight: 800; text-transform: uppercase; font-size: clamp(2.6rem, 7vw, 5rem); line-height: .9; margin: .6rem 0 1rem; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .board__head, .levers__grid, .box__grid { grid-template-columns: 1fr; gap: 1.6rem; }
  .locking { position: static; }
  .doc__grid { grid-template-columns: 1fr; gap: 1rem; }
}

@media (max-width: 560px) {
  .platelist > li { grid-template-columns: 3.2rem minmax(0, 1fr); gap: .9rem; }
  .platelist .plate { width: 3rem; height: 2.8rem; font-size: 1.3rem; }
  .posts a { grid-template-columns: 3rem minmax(0, 1fr); }
  .posts a .label:last-child { display: none; }
  .register td:first-child { width: 3.4rem; }
  .register th:nth-child(5), .register td:nth-child(5) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

@media print {
  body { background: #fff; }
  body > *:not(main), main > *:not(.register) { display: none !important; }
  .register { border: 0; padding: 0; background: #fff; }
  .register .btn { display: none; }
  .register td { height: 3.2rem; }
}