/* BigWorks Labs: machine-shop enamel and stamped brass nameplates. */

@font-face { font-family: "Barlow Condensed"; src: url("/fonts/barlow-condensed-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Barlow Condensed"; src: url("/fonts/barlow-condensed-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("/fonts/barlow-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("/fonts/barlow-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("/fonts/barlow-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/fonts/jetbrains-mono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --enamel: #1f3d34;
  --enamel-deep: #16302a;
  --enamel-line: #2f5649;
  --chalk: #eef1ea;
  --chalk-dim: #b8c8bd;
  --brass: #caa54e;
  --brass-hi: #e2c57a;
  --brass-lo: #9c7a2e;
  --brass-ink: #2b2410;
  --brass-ink-dim: #4d4120;

  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Barlow", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --gutter: clamp(1.25rem, 4vw, 4rem);
  --max: 76rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scrollbar-color: var(--brass-lo) var(--enamel-deep); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--enamel);
  color: var(--chalk);
  font: 400 1.125rem/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: var(--brass); color: var(--brass-ink); }
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { color: var(--brass-hi); }
:focus-visible { outline: 2px solid var(--brass-hi); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 0.98; letter-spacing: -0.01em; text-wrap: balance; margin: 0; }
p { margin: 0; text-wrap: pretty; }

.skip { position: absolute; left: -999px; top: 0; padding: 0.75rem 1rem; background: var(--brass); color: var(--brass-ink); z-index: 10; }
.skip:focus { left: 1rem; top: 1rem; }

/* Header */
.top {
  max-width: var(--max); margin: 0 auto; padding: 1.5rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.brand__mark { width: 2.5rem; height: auto; }
.brand__mark .plate { fill: var(--brass); stroke: var(--brass-lo); }
.brand__mark .rivet { fill: var(--brass-lo); }
.brand__mark .mark-text { font: 700 12px var(--display); fill: var(--brass-ink); letter-spacing: 0.04em; }
.brand__name { font: 500 1.375rem/1 var(--display); letter-spacing: 0.02em; text-transform: uppercase; }
.brand__name b { font-weight: 700; color: var(--brass); }
.top__nav { display: flex; gap: clamp(1rem, 3vw, 2rem); font: 500 1rem var(--display); letter-spacing: 0.06em; text-transform: uppercase; }
.top__nav a { text-decoration: none; padding: 0.75rem 0; min-height: 44px; display: inline-flex; align-items: center; }

/* Hero */
.hero {
  max-width: var(--max); margin: 0 auto;
  padding: clamp(2.5rem, 8vw, 6.5rem) var(--gutter) clamp(4rem, 10vw, 8rem);
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 6vw, 5rem); align-items: center;
}
.hero h1 { font-size: clamp(3rem, 7.2vw, 5.75rem); max-width: 12ch; }
.lede { margin-top: 1.75rem; max-width: 36ch; font-size: clamp(1.125rem, 1.6vw, 1.3125rem); color: var(--chalk-dim); }

.btn {
  margin-top: 2.5rem; display: inline-flex; align-items: center; gap: 0.6rem;
  min-height: 48px; padding: 0.8rem 1.4rem;
  background: var(--brass); color: var(--brass-ink);
  font: 700 1.0625rem/1 var(--display); letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none;
  border-radius: 3px;
  box-shadow: inset 0 1px 0 var(--brass-hi), 0 6px 14px -6px rgb(0 0 0 / 0.55);
  transition: background-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}
.btn svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.btn:hover { background: var(--brass-hi); color: var(--brass-ink); }
.btn:active { transform: translateY(1px); }

/* Nameplate: the signature object */
.nameplate {
  position: relative; margin: 0;
  padding: clamp(1.75rem, 3vw, 2.5rem) clamp(1.75rem, 3vw, 2.75rem);
  color: var(--brass-ink);
  background:
    repeating-linear-gradient(90deg, rgb(255 255 255 / 0.05) 0 1px, transparent 1px 3px),
    linear-gradient(160deg, var(--brass-hi), var(--brass) 45%, var(--brass-lo));
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 0.25), inset 0 -2px 0 rgb(0 0 0 / 0.18), 0 22px 40px -18px rgb(0 0 0 / 0.65);
  transform: rotate(-1.2deg);
}
.rivet { position: absolute; width: 12px; height: 12px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--brass-hi), var(--brass-lo) 70%);
  box-shadow: 0 1px 1px rgb(0 0 0 / 0.35), inset 0 -1px 1px rgb(0 0 0 / 0.25); }
.rivet--tl { top: 12px; left: 12px; } .rivet--tr { top: 12px; right: 12px; }
.rivet--bl { bottom: 12px; left: 12px; } .rivet--br { bottom: 12px; right: 12px; }

.nameplate__head { border-bottom: 2px solid var(--brass-ink); padding-bottom: 1rem; margin-bottom: 1.1rem; }
.nameplate__maker { display: block; font: 700 clamp(2rem, 3.4vw, 2.75rem)/0.95 var(--display); text-transform: uppercase; letter-spacing: 0.02em; }
.nameplate__type { display: block; margin-top: 0.4rem; font: 500 0.9375rem var(--mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--brass-ink-dim); }
.nameplate__specs { margin: 0; display: grid; gap: 0.55rem; }
.nameplate__specs div { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; border-bottom: 1px dashed rgb(43 36 16 / 0.35); padding-bottom: 0.5rem; }
.nameplate__specs div:last-child { border-bottom: 0; padding-bottom: 0; }
.nameplate__specs dt { font: 500 0.8125rem var(--mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--brass-ink-dim); }
.nameplate__specs dd { margin: 0; font: 600 1rem var(--body); text-align: right; }
.nameplate__specs dd.num { font: 700 1.75rem/1 var(--display); font-variant-numeric: tabular-nums; }

/* Engraving: the one authored motion. Text is visible by default; motion only refines it. */
@media (prefers-reduced-motion: no-preference) {
  .nameplate { animation: plate-set 900ms var(--ease-out) both; }
  .nameplate__head, .nameplate__specs div { animation: engrave 700ms var(--ease-out) both; }
  .nameplate__head { animation-delay: 250ms; }
  .nameplate__specs div:nth-child(1) { animation-delay: 380ms; }
  .nameplate__specs div:nth-child(2) { animation-delay: 460ms; }
  .nameplate__specs div:nth-child(3) { animation-delay: 540ms; }
  .nameplate__specs div:nth-child(4) { animation-delay: 620ms; }
}
@keyframes plate-set { from { transform: rotate(-4deg) translateY(18px); box-shadow: inset 0 0 0 1px rgb(255 255 255 / 0.25), 0 40px 60px -20px rgb(0 0 0 / 0.5); } }
@keyframes engrave { from { clip-path: inset(0 100% 0 0); filter: blur(2px); } to { clip-path: inset(0 0 0 0); filter: blur(0); } }

/* Products */
.products, .how, .bench { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.products { padding-bottom: clamp(4rem, 10vw, 7rem); }
.section-head { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2rem; align-items: end; padding-bottom: 2rem; border-bottom: 2px solid var(--brass); }
.section-head h2 { font-size: clamp(2.75rem, 6vw, 4.5rem); text-transform: uppercase; }
.section-head p { color: var(--chalk-dim); max-width: 44ch; justify-self: end; }

.rack { list-style: none; margin: 0; padding: 0; }
.unit {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(1.5rem, 4vw, 4rem);
  padding: clamp(2.5rem, 5vw, 4rem) 0; border-bottom: 1px solid var(--enamel-line);
}
.unit__id { display: flex; flex-direction: column; align-items: flex-start; gap: 0.9rem; }
.unit__tag {
  display: inline-flex; gap: 0.6rem; align-items: center; padding: 0.35rem 0.6rem;
  background: var(--brass); color: var(--brass-ink); border-radius: 3px;
  font: 500 0.8125rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}
.unit__tag i { font-style: normal; color: var(--brass-ink-dim); }
.unit__name { font-size: clamp(2.5rem, 5vw, 3.75rem); }
.unit__status { display: inline-flex; align-items: center; gap: 0.5rem; font: 500 0.875rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--chalk-dim); }
.unit__status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #7fd39a; box-shadow: 0 0 0 3px rgb(127 211 154 / 0.18); }
.unit__tagline { font: 700 clamp(1.5rem, 2.6vw, 2rem)/1.1 var(--display); color: var(--brass-hi); max-width: 28ch; }
.unit__desc { margin-top: 1rem; max-width: 60ch; color: var(--chalk); }
.unit__specs { margin: 1.75rem 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem 2.5rem; }
.unit__specs div { border-top: 1px solid var(--enamel-line); padding-top: 0.75rem; }
.unit__specs dt { font: 500 0.8125rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--chalk-dim); }
.unit__specs dd { margin: 0.3rem 0 0; font-size: 1.0625rem; line-height: 1.45; }
.unit .btn { margin-top: 2rem; }

/* How we build */
.how { padding-bottom: clamp(4rem, 10vw, 7rem); }
.how h2 { font-size: clamp(2.75rem, 6vw, 4.5rem); text-transform: uppercase; padding-bottom: 2rem; border-bottom: 2px solid var(--brass); }
.how__list { margin: 0; }
.how__list div { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2rem; padding: 2rem 0; border-bottom: 1px solid var(--enamel-line); }
.how__list dt { font: 700 clamp(1.5rem, 2.4vw, 2rem)/1.1 var(--display); }
.how__list dd { margin: 0; color: var(--chalk-dim); max-width: 52ch; }

/* Close */
.bench { padding-top: clamp(1rem, 4vw, 3rem); padding-bottom: clamp(4rem, 10vw, 7rem); }
.bench h2 { font-size: clamp(3rem, 8vw, 6rem); color: var(--brass); text-transform: uppercase; }
.bench p { margin-top: 1.25rem; max-width: 46ch; color: var(--chalk-dim); font-size: 1.1875rem; }

.foot {
  background: var(--enamel-deep); color: var(--chalk-dim);
  padding: 2rem var(--gutter); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem 2rem;
  font-size: 0.9375rem;
}

/* Small screens */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .nameplate { max-width: 30rem; }
  .section-head, .how__list div, .unit { grid-template-columns: 1fr; gap: 1rem; }
  .section-head p { justify-self: start; }
  .unit__specs { grid-template-columns: 1fr; gap: 1rem; }
}
@media (max-width: 480px) {
  .top__nav { gap: 1rem; font-size: 0.9375rem; }
  .brand__name { font-size: 1.125rem; }
  .btn { width: 100%; justify-content: center; }
}