/* Copperline Electrical — sample site.
   Industrial, high-contrast: charcoal ground, copper accent, condensed display
   type. Built to feel like a working sparky's site, not a design exercise. */

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

:root {
  --char-900: #14161a;
  --char-800: #1c2026;
  --char-700: #262b33;
  --char-600: #363d47;
  --copper: #c8703c;
  --copper-light: #e08b52;
  --copper-glow: rgba(200, 112, 60, 0.28);
  --paper: #f4f2ef;
  --paper-dim: #e4e0da;
  --ink: #14161a;
  --ink-soft: #4a515c;
  --line: rgba(20, 22, 26, 0.12);
  --line-dark: rgba(255, 255, 255, 0.1);
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --shell: 1140px;
  --gutter: clamp(1.15rem, 4vw, 2.5rem);
}

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

body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--paper);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3, .display {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.06;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 7.5vw, 4.9rem); text-transform: uppercase; }
h2 { font-size: clamp(1.9rem, 4.4vw, 3rem); text-transform: uppercase; }
h3 { font-size: 1.16rem; letter-spacing: 0.01em; }
p { margin: 0 0 1rem; }

.shell { width: min(var(--shell), 100%); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--copper);
  color: #fff; padding: 0.7rem 1.1rem; z-index: 100; font-weight: 600;
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--copper); outline-offset: 3px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--display); font-size: 0.76rem; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--copper);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--copper);
}

/* --- sample banner ------------------------------------------------------- */
.sample-bar {
  background: var(--char-900); color: #cdd2d9;
  font-size: 0.8rem; line-height: 1.5; padding: 0.6rem 0;
  border-bottom: 1px solid var(--line-dark);
}
.sample-bar strong { color: #fff; font-weight: 600; }
.sample-bar a { color: var(--copper-light); }

/* --- header -------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(20, 22, 26, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-dark);
}
.header-inner { display: flex; align-items: center; gap: 1.25rem; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; margin-right: auto; }
.brand__mark { width: 34px; height: 34px; flex: none; }
.brand__name {
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; color: #fff; font-size: 1.02rem; line-height: 1.1;
}
.brand__sub {
  display: block; font-family: var(--body); font-size: 0.68rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--copper);
}
.nav__links { display: flex; align-items: center; gap: 1.6rem; }
.nav__links a {
  color: #cdd2d9; text-decoration: none; font-size: 0.88rem; font-weight: 500;
  letter-spacing: 0.02em;
}
.nav__links a:hover { color: #fff; }
.nav-toggle { display: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; font-size: 0.85rem;
  padding: 0.85rem 1.5rem; border-radius: 3px; border: 2px solid transparent;
  text-decoration: none; cursor: pointer; transition: transform 0.15s ease, background 0.15s ease;
}
.btn--copper { background: var(--copper); color: #fff; }
.btn--copper:hover { background: var(--copper-light); transform: translateY(-1px); }
.btn--ghost { border-color: rgba(255,255,255,0.28); color: #fff; }
.btn--ghost:hover { border-color: #fff; }
.btn--dark { background: var(--char-900); color: #fff; }
.btn--dark:hover { background: var(--char-700); }
.btn--lg { padding: 1.05rem 2rem; font-size: 0.95rem; }

/* --- hero ---------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--char-900); color: #fff;
  padding: clamp(3.5rem, 9vw, 7rem) 0 clamp(3rem, 7vw, 5.5rem);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 78% 18%, var(--copper-glow), transparent 68%),
    repeating-linear-gradient(115deg, rgba(255,255,255,0.028) 0 2px, transparent 2px 9px);
  pointer-events: none;
}
.hero__inner { position: relative; display: grid; gap: clamp(2.2rem, 5vw, 4rem); }
@media (min-width: 900px) { .hero__inner { grid-template-columns: 1.15fr 0.85fr; align-items: center; } }
.hero h1 { margin-bottom: 1.2rem; }
.hero h1 em { font-style: normal; color: var(--copper); }
.hero__lede { font-size: clamp(1.05rem, 2vw, 1.22rem); color: #b9c0c9; max-width: 46ch; margin-bottom: 1.9rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.hero__trust {
  display: flex; flex-wrap: wrap; gap: 1.5rem 2.2rem; margin-top: 2.4rem;
  padding-top: 1.8rem; border-top: 1px solid var(--line-dark);
}
.trust__num {
  font-family: var(--display); font-size: 1.9rem; font-weight: 700; color: #fff;
  line-height: 1; display: block;
}
.trust__label {
  font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: #8b94a0; margin-top: 0.4rem;
}

/* Licence plate — a real sparky's number is their credibility, so it gets
   treated like a badge rather than buried in the footer. */
.licence-card {
  background: linear-gradient(150deg, var(--char-700), var(--char-800));
  border: 1px solid var(--line-dark); border-radius: 6px;
  padding: 1.6rem 1.5rem; box-shadow: 0 30px 70px rgba(0,0,0,0.45);
}
.licence-card__row { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px dashed rgba(255,255,255,0.12); }
.licence-card__row:last-child { border-bottom: 0; }
.licence-card__k { font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: #8b94a0; }
.licence-card__v { font-family: var(--display); font-weight: 700; color: #fff; font-size: 1.02rem; }
.licence-card__head {
  font-family: var(--display); text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.78rem; color: var(--copper); margin-bottom: 0.4rem;
}

/* --- sections ------------------------------------------------------------ */
.band { padding: clamp(3.2rem, 8vw, 6rem) 0; }
.band--paper { background: var(--paper); }
.band--dim { background: var(--paper-dim); }
.band--dark { background: var(--char-900); color: #fff; }
.band--dark h2 { color: #fff; }
.band__head { max-width: 60ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.band__head p { color: var(--ink-soft); font-size: 1.05rem; margin-top: 0.9rem; }
.band--dark .band__head p { color: #b9c0c9; }

.grid { display: grid; gap: 1.1rem; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.svc {
  background: #fff; border: 1px solid var(--line); border-radius: 4px;
  padding: 1.7rem 1.5rem; position: relative;
  border-top: 3px solid var(--copper);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.svc:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(20,22,26,0.1); }
.svc__icon { color: var(--copper); margin-bottom: 1rem; }
.svc h3 { margin-bottom: 0.5rem; }
.svc p { color: var(--ink-soft); font-size: 0.95rem; margin: 0; }
.svc ul { margin: 0.9rem 0 0; padding-left: 1.1rem; color: var(--ink-soft); font-size: 0.9rem; }
.svc li { margin-bottom: 0.3rem; }

/* --- reviews ------------------------------------------------------------- */
.reviews { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.review {
  background: var(--char-800); border: 1px solid var(--line-dark);
  border-radius: 4px; padding: 1.6rem 1.45rem;
}
.review__stars { color: var(--copper); letter-spacing: 0.12em; font-size: 0.95rem; margin-bottom: 0.8rem; }
.review p { color: #d3d8de; font-size: 0.96rem; }
.review__by { font-family: var(--display); font-weight: 700; color: #fff; font-size: 0.92rem; margin-top: 1rem; }
.review__meta { font-size: 0.78rem; color: #8b94a0; }

/* --- about --------------------------------------------------------------- */
.about-grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
@media (min-width: 860px) { .about-grid { grid-template-columns: 0.9fr 1.1fr; } }
.about-visual {
  aspect-ratio: 4 / 3; border-radius: 4px; position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 30% 25%, rgba(200,112,60,0.35), transparent 55%),
    linear-gradient(160deg, var(--char-700), var(--char-900));
  display: grid; place-items: center;
}
.about-visual::after {
  content: ""; position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 12px);
}
.about-visual svg { width: 46%; height: auto; color: rgba(255,255,255,0.5); position: relative; }
.about p { color: var(--ink-soft); }
.checks { list-style: none; margin: 1.4rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.checks li { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.97rem; }
.checks svg { flex: none; color: var(--copper); margin-top: 0.22rem; }

/* --- contact ------------------------------------------------------------- */
.contact-grid { display: grid; gap: clamp(2rem, 5vw, 3.2rem); }
@media (min-width: 880px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.field { display: block; margin-bottom: 1rem; }
.field span {
  display: block; font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: #8b94a0; margin-bottom: 0.42rem; font-weight: 600;
}
.field input, .field textarea, .field select {
  width: 100%; padding: 0.85rem 0.95rem; font: inherit; font-size: 0.97rem;
  color: #fff; background: var(--char-800);
  border: 1px solid rgba(255,255,255,0.16); border-radius: 3px;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--copper); box-shadow: 0 0 0 3px var(--copper-glow);
}
.field textarea { min-height: 130px; resize: vertical; }
.form-note {
  display: none; margin-top: 1rem; padding: 0.95rem 1.1rem; border-radius: 3px;
  background: rgba(200,112,60,0.14); border: 1px solid var(--copper);
  color: #f0d9c8; font-size: 0.93rem;
}
.form-note.is-visible { display: block; }
.contact-list { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 1.15rem; }
.contact-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.contact-list svg { flex: none; color: var(--copper); margin-top: 0.2rem; }
.contact-list a { color: #fff; text-decoration: none; font-weight: 600; }
.contact-list a:hover { color: var(--copper-light); }
.contact-list span { display: block; font-size: 0.76rem; letter-spacing: 0.13em; text-transform: uppercase; color: #8b94a0; }

/* --- footer -------------------------------------------------------------- */
.site-footer { background: #0e1013; color: #8b94a0; padding: 3rem 0 5.5rem; font-size: 0.9rem; }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.site-footer h4 {
  font-family: var(--display); text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.76rem; color: #fff; margin: 0 0 0.9rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.site-footer a { color: #8b94a0; text-decoration: none; }
.site-footer a:hover { color: var(--copper-light); }
.footer-bottom {
  margin-top: 2.6rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,0.09);
  display: flex; flex-wrap: wrap; gap: 0.7rem 1.5rem; justify-content: space-between;
  font-size: 0.82rem;
}

/* Sticky mobile call bar — on a phone the call button should never be more
   than a thumb-reach away. */
.mobile-call { display: none; }

@media (max-width: 860px) {
  .nav__links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--char-900); border-bottom: 1px solid var(--line-dark);
    padding: 0.5rem 0;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: 0.85rem var(--gutter); }
  .header-inner .btn { display: none; }
  .nav-toggle {
    display: grid; place-items: center; width: 42px; height: 42px;
    background: transparent; border: 1px solid rgba(255,255,255,0.24);
    border-radius: 3px; cursor: pointer;
  }
  .nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
    content: ""; display: block; width: 18px; height: 2px; background: #fff; position: relative;
  }
  .nav-toggle span::before { position: absolute; top: -6px; }
  .nav-toggle span::after { position: absolute; top: 6px; }
  .mobile-call {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    background: var(--copper); box-shadow: 0 -6px 24px rgba(0,0,0,0.3);
  }
  .mobile-call a {
    display: block; text-align: center; padding: 1rem; color: #fff;
    text-decoration: none; font-family: var(--display); font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.07em;
  }
}