/* Corne Fick Electrical. Colours follow the drawing: DC yellow, AC blue, earth green. */

@font-face {
  font-family: "Barlow";
  src: url("fonts/barlow-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Barlow";
  src: url("fonts/barlow-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Barlow Semi Condensed";
  src: url("fonts/barlow-semi-condensed-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}

:root {
  --paper: #eef2f1;
  --sheet: #ffffff;
  --ink: #12303a;
  --muted: #4c6770;
  --rule: #c5d1d3;
  --ac: #1f5f7a;
  --dc: #e0a100;
  --earth: #2f7d55;
  --body: "Barlow", "Segoe UI", system-ui, sans-serif;
  --head: "Barlow Semi Condensed", "Barlow", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--body);
  -webkit-text-size-adjust: 100%;
}

h1, h2, h3 { font-family: var(--head); font-weight: 600; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); line-height: 1.08; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.15rem); line-height: 1.15; }
h3 { font-size: 1.25rem; line-height: 1.25; }
p { margin: 0; }

a { color: var(--ac); text-underline-offset: 0.18em; }
a:focus-visible { outline: 3px solid var(--dc); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: 70rem; margin: 0 auto; padding: 0 1.25rem; }

.notice {
  background: var(--ink);
  color: #fff;
  font-size: 0.9375rem;
  padding: 0.5rem 1.25rem;
  text-align: center;
}

/* Header */
.top { border-bottom: 1px solid var(--rule); }
.top-row {
  display: flex; flex-wrap: wrap; align-items: baseline;
  justify-content: space-between; gap: 0.5rem 2rem;
  padding-top: 1rem; padding-bottom: 1rem;
}
.brand {
  font: 600 1.35rem/1.2 var(--head);
  color: var(--ink); text-decoration: none;
}
.top nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1.5rem; }
.top nav a { color: var(--ink); text-decoration: none; padding: 0.25rem 0; }
.top nav a:hover { text-decoration: underline; }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 3rem;
  align-items: center;
  padding-top: 4rem; padding-bottom: 4.5rem;
}
.lead { font-size: 1.1875rem; color: var(--muted); max-width: 34rem; }
.hero-text .lead { margin-top: 1.25rem; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.75rem; margin-top: 2rem; }
.button {
  display: inline-block;
  background: var(--ink); color: #fff;
  font-weight: 600; text-decoration: none;
  padding: 0.8rem 1.4rem; border-radius: 4px;
}
.button:hover { background: var(--ac); }
.link { font-weight: 600; }

/* Diagram */
.diagram { margin: 0; }
.diagram svg {
  display: block; width: 100%; height: auto;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1rem;
}
.diagram figcaption { margin-top: 0.75rem; color: var(--muted); font-size: 0.9375rem; }

.diagram path, .diagram rect, .diagram circle { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.diagram .part rect, .diagram .part circle, .diagram .part > path:not(.thin) {
  fill: var(--sheet); stroke: var(--ink); stroke-width: 2;
}
.diagram .part.strong rect { stroke-width: 3; }
.diagram .thin { stroke: var(--ink); stroke-width: 1.5; }
.diagram .dc path { stroke: var(--dc); stroke-width: 4; }
.diagram .ac path { stroke: var(--ac); stroke-width: 4; }
.diagram .earth path { stroke: var(--earth); stroke-width: 3; }
.diagram .dc-key { stroke: var(--dc); stroke-width: 4; }
.diagram .ac-key { stroke: var(--ac); stroke-width: 4; }
.diagram text { font: 600 14px var(--body); fill: var(--ink); }
.diagram text.in { font-size: 12px; }
.diagram .earth-label { fill: var(--earth); }
.diagram .legend text { font-weight: 400; fill: var(--muted); font-size: 13px; }

/* Sections */
.band { border-top: 1px solid var(--rule); padding: 4rem 0; }
.band h2 { margin-bottom: 2rem; }

.services { margin: 0; }
.services > div {
  display: grid; grid-template-columns: 16rem minmax(0, 38rem);
  gap: 0.25rem 2rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--rule);
}
.services > div:last-child { border-bottom: 1px solid var(--rule); }
.services dt { font: 600 1.25rem/1.3 var(--head); }
.services dd { margin: 0; color: var(--muted); }

.steps {
  list-style: none; margin: 0; padding: 0;
  counter-reset: step;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2rem;
}
.steps li { counter-increment: step; border-top: 3px solid var(--ac); padding-top: 1rem; }
.steps li::before {
  content: counter(step);
  display: block;
  font: 600 2rem/1 var(--head);
  color: var(--ac);
  margin-bottom: 0.6rem;
}
.steps p { color: var(--muted); margin-top: 0.4rem; }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem 4rem; align-items: start; }
.split h2 { margin-bottom: 1rem; }

.docs { list-style: none; margin: 0; padding: 0; }
.docs li {
  padding: 0.9rem 0 0.9rem 1.25rem;
  border-left: 4px solid var(--earth);
  background: var(--sheet);
  margin-bottom: 0.5rem;
  padding-right: 1rem;
}

.contact { background: var(--sheet); }
.details { margin: 0; }
.details > div {
  display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 1rem;
  padding: 0.8rem 0; border-top: 1px solid var(--rule);
}
.details > div:last-child { border-bottom: 1px solid var(--rule); }
.details dt { color: var(--muted); }
.details dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }

.foot { border-top: 1px solid var(--rule); padding: 1.5rem 0; color: var(--muted); font-size: 0.9375rem; }

@media (max-width: 56rem) {
  .hero { grid-template-columns: 1fr; gap: 2.25rem; padding-top: 2.5rem; padding-bottom: 3rem; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
  .services > div { grid-template-columns: 1fr; }
  .band { padding: 3rem 0; }
}
@media (max-width: 30rem) {
  .steps { grid-template-columns: 1fr; }
  .diagram svg { padding: 0.5rem; }
}