:root {
  --zinc: #d5dce0;
  --plate: #c3ccd1;
  --ink: #1e2224;
  --mute: #5a6166;
  --scale: #7a2e22;
  --iron: #2c3034;
  --brass: #b08d4f;
  --led: #c8f27a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Source Sans 3", sans-serif;
  background: var(--zinc);
  color: var(--ink);
  line-height: 1.6;
}
.corrugation {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.18) 0 10px,
      rgba(0, 0, 0, 0.05) 10px 14px,
      rgba(255, 255, 255, 0.1) 14px 22px
    );
}
.scalebar, main, footer { position: relative; z-index: 1; }
.scalebar {
  position: sticky; top: 0; z-index: 20;
  display: grid;
  grid-template-areas: "brand pin nav";
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px 16px;
  padding: 10px 4vw;
  background: var(--iron);
  color: var(--zinc);
  box-shadow: 0 8px 0 var(--scale);
}
.brand {
  grid-area: brand;
  font-family: "Russo One", sans-serif;
  font-size: 1.35rem;
  color: var(--zinc);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.brand small {
  display: block;
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.62rem;
  color: var(--brass);
  letter-spacing: 0.16em;
}
.pin {
  grid-area: pin;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #9aa3a8;
}
#nav { grid-area: nav; display: flex; flex-wrap: wrap; gap: 6px 12px; justify-content: flex-end; }
#nav a { color: var(--zinc); text-decoration: none; font-weight: 700; font-size: 0.82rem; }
#nav a:hover { color: var(--brass); }
#menu {
  grid-area: menu;
  display: none;
  background: var(--scale); color: #f3e6e0; border: 0;
  padding: 8px 12px; font: inherit; font-weight: 700; cursor: pointer;
}
.weigh { padding: 52px 5vw 36px; max-width: 980px; }
.tag {
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.74rem;
  color: var(--scale);
}
h1 {
  font-family: "Russo One", sans-serif;
  font-size: clamp(2.4rem, 6.5vw, 4.6rem);
  line-height: 1.05;
  margin: 10px 0 16px;
  letter-spacing: 0.01em;
}
h1 em { color: var(--scale); font-style: normal; }
.lede { color: var(--mute); max-width: 64ch; margin-bottom: 20px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; }
.kg, form button {
  background: var(--scale); color: #f7ebe7;
  text-decoration: none; border: 0;
  padding: 12px 18px; font: inherit; font-weight: 700; cursor: pointer;
}
.zinc { color: var(--iron); font-weight: 700; padding: 12px 8px; }
.led {
  margin-top: 36px;
  background: #111;
  color: var(--led);
  padding: 16px 20px 14px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  max-width: 420px;
  box-shadow: 10px 10px 0 var(--iron);
}
.led .unit {
  font-family: "Russo One", sans-serif;
  align-self: center;
  letter-spacing: 0.12em;
}
.led b {
  font-family: "Russo One", sans-serif;
  font-size: clamp(2.8rem, 8vw, 4.2rem);
  letter-spacing: 0.08em;
  line-height: 1;
}
.led .hint {
  grid-column: 1 / -1;
  color: #7a8470;
  font-size: 0.78rem;
}
.plate { padding: 52px 5vw; }
.plate.slag { background: rgba(122, 46, 34, 0.08); }
h2 {
  font-family: "Russo One", sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 14px;
}
h3 { font-family: "Russo One", sans-serif; font-size: 1.05rem; margin-bottom: 8px; }
.lead, .split p { margin-bottom: 14px; max-width: 66ch; color: var(--mute); }
.split { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 28px; }
.ticket {
  background: #f4efe6;
  padding: 18px;
  border-top: 8px solid var(--brass);
  box-shadow: 6px 6px 0 var(--iron);
}
.ticket ul, .rule { margin-left: 18px; color: var(--mute); }
.ticket li, .rule li { margin: 8px 0; }
.grades { background: var(--iron); }
.tabs { display: flex; flex-wrap: wrap; }
.tabs button {
  flex: 1;
  background: transparent; color: var(--zinc);
  border: 0; border-right: 1px solid #444;
  padding: 14px 10px; font: inherit; font-weight: 700; cursor: pointer;
}
.tabs button.on { background: var(--scale); color: #f7ebe7; }
.bins {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #1a1d20;
}
.bins article {
  background: #32363b;
  color: var(--zinc);
  padding: 22px;
  min-height: 220px;
}
.bins article.hide { display: none; }
.bins p { color: #b7bec3; }
.code {
  font-family: "Russo One", sans-serif;
  color: var(--brass);
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  margin-bottom: 8px;
}
.runs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.runs article {
  background: #eef2f4;
  padding: 16px;
  border-left: 8px solid var(--scale);
}
.log { list-style: none; display: grid; gap: 16px; max-width: 70ch; }
.log time {
  font-family: "Russo One", sans-serif;
  color: var(--scale);
  font-size: 0.95rem;
}
details { padding: 12px 0; border-bottom: 2px solid rgba(30, 34, 36, 0.12); }
summary { cursor: pointer; font-weight: 700; }
a { color: var(--scale); }
.bins a { color: var(--brass); }
.desk {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
  padding: 56px 5vw;
  background: var(--scale);
  color: #f7ebe7;
}
.desk a { color: var(--brass); }
.legal { font-size: 0.92rem; opacity: 0.92; }
form { display: grid; gap: 12px; }
label { display: grid; gap: 6px; font-weight: 700; }
input, select, textarea {
  border: 3px solid #f7ebe7; background: transparent; color: #f7ebe7;
  padding: 10px; font: inherit;
}
option { color: #111; }
footer { padding: 18px 5vw 32px; }
footer a { color: var(--scale); }
@media (max-width: 900px) {
  .scalebar {
    grid-template-areas:
      "brand menu"
      "pin pin"
      "nav nav";
    grid-template-columns: 1fr auto;
  }
  #menu { display: inline-block; }
  #nav { display: none; flex-direction: column; justify-content: flex-start; }
  #nav.open { display: flex; }
  .split, .bins, .runs, .desk { grid-template-columns: 1fr; }
}