/* ==========================================================================
   Switchlec Limited — shared stylesheet
   Design tokens live at the top; every colour/type decision below
   is pulled from these variables — don't hardcode new ones inline.
   ========================================================================== */

:root {
  /* Colour */
  --ink:        #14181C;   /* near-black charcoal — primary text, dark bg */
  --ink-soft:   #3C4A56;   /* steel-blue secondary — panels, muted headings */
  --paper:      #F2F4F2;   /* cool off-white — main background */
  --paper-dim:  #E4E8E5;   /* slightly deeper paper, for panel fills */
  --amber:      #F5A300;   /* switch-on amber — the signature accent */
  --amber-dark: #C77F00;
  --copper:     #9C5B2E;   /* data/telecoms accent */
  --circuit:    #3F7D53;   /* security/"armed" indicator green */
  --line:       #C9CFC9;   /* hairline borders */

  /* Type */
  --font-display: "Archivo", "Arial Narrow", sans-serif;
  --font-body:    "Inter", -apple-system, "Segoe UI", sans-serif;
  --font-mono:    "IBM Plex Mono", "Courier New", monospace;

  --radius: 3px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.1;
  margin: 0 0 0.5em;
  color: var(--ink);
}

p { margin: 0 0 1em; max-width: 62ch; }
a { color: inherit; }
img { max-width: 100%; display: block; }

a:focus-visible,
button:focus-visible,
.switch-toggle:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 1px;
  display: inline-block;
}

/* ---------------------------------------------------------------------
   Header / Nav
   --------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 3px solid var(--amber);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--paper);
}
.logo-mark {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}
.logo-text span { color: var(--amber); }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  display: block;
  padding: 10px 16px;
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background 0.15s ease, color 0.15s ease;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  background: var(--amber);
  color: var(--ink);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--paper);
  color: var(--paper);
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1.1rem;
}

@media (max-width: 780px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--ink);
    border-bottom: 3px solid var(--amber);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: 8px; gap: 0; }
  .main-nav a { padding: 14px 12px; }
}

/* ---------------------------------------------------------------------
   Hero
   --------------------------------------------------------------------- */
.hero {
  background: var(--ink);
  color: var(--paper);
  padding: 72px 0 88px;
  position: relative;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  color: var(--paper);
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  margin-bottom: 0.4em;
}
.hero h1 em {
  font-style: normal;
  color: var(--amber);
}
.hero p.lead {
  color: #C7CCD1;
  font-size: 1.05rem;
  max-width: 46ch;
}
.hero .eyebrow { color: #9AA5AC; margin-bottom: 18px; }
.hero .eyebrow::before { background: var(--amber); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.9rem;
  text-decoration: none;
  padding: 14px 22px;
  border-radius: var(--radius);
  border: 2px solid var(--amber);
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn-primary {
  background: var(--amber);
  color: var(--ink);
}
.btn-primary:hover { background: var(--amber-dark); border-color: var(--amber-dark); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--paper);
}
.btn-ghost:hover { background: rgba(245,163,0,0.12); transform: translateY(-1px); }

.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

@media (max-width: 780px) {
  .hero { padding: 48px 0 56px; }
  .hero .container { grid-template-columns: 1fr; gap: 32px; }
  .switch-wrap { order: -1; }
  .switch-graphic { max-width: 220px; margin: 0 auto; }
}

/* Signature switch graphic */
.switch-wrap { display: flex; justify-content: center; }
.switch-graphic { width: 100%; max-width: 320px; }
.switch-graphic .toggle-plate { fill: var(--ink-soft); }
.switch-graphic .toggle-lever { transform-origin: 130px 168px; transition: transform 0.4s cubic-bezier(.2,.9,.3,1.3); }
.switch-graphic .toggle-glow { opacity: 0; transition: opacity 0.4s ease; }
.switch-wrap:hover .toggle-lever,
.switch-wrap:focus-within .toggle-lever { transform: rotate(0deg); }
.switch-graphic .toggle-lever { transform: rotate(-2deg); }

/* ---------------------------------------------------------------------
   Breaker panel — the recurring signature component
   Used on the homepage (service teasers) and services page (line items)
   --------------------------------------------------------------------- */
.panel {
  background: var(--ink-soft);
  border-radius: 6px;
  padding: 6px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 16px 10px;
  color: var(--paper);
}
.panel-head .eyebrow { color: #C7CCD1; }
.panel-head .eyebrow::before { background: var(--amber); }
.panel-code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #8E9AA1;
}

.breaker-row {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 16px;
  background: var(--paper);
  border-radius: 4px;
  padding: 16px 18px;
  margin: 6px;
  text-decoration: none;
  color: var(--ink);
}
a.breaker-row:hover { box-shadow: inset 0 0 0 2px var(--amber); }

.switch-toggle {
  width: 30px;
  height: 46px;
  border-radius: 4px;
  background: var(--ink);
  position: relative;
  flex-shrink: 0;
}
.switch-toggle::before {
  content: "";
  position: absolute;
  left: 3px;
  right: 3px;
  top: 3px;
  height: 20px;
  background: var(--amber);
  border-radius: 2px;
  transition: transform 0.25s ease;
}
.breaker-row:hover .switch-toggle::before,
.breaker-row:focus-visible .switch-toggle::before {
  transform: translateY(20px);
}

.breaker-label { font-weight: 700; }
.breaker-sub { font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-soft); display: block; margin-top: 2px; text-transform: none; letter-spacing: 0; }
.breaker-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--circuit);
  white-space: nowrap;
}

@media (max-width: 640px) {
  .breaker-row { grid-template-columns: 36px 1fr; }
  .breaker-status { grid-column: 2; }
}

/* ---------------------------------------------------------------------
   General sections
   --------------------------------------------------------------------- */
section { padding: 72px 0; }
.section-alt { background: var(--paper-dim); }

.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.card .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 3px 8px;
  margin-bottom: 14px;
}

/* Trust strip */
.trust-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.trust-strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.trust-strip strong { color: var(--ink); }

/* CTA band */
.cta-band {
  background: var(--ink);
  color: var(--paper);
  text-align: center;
  padding: 64px 0;
}
.cta-band h2 { color: var(--paper); }
.cta-band p { margin: 0 auto 28px; color: #C7CCD1; }
.cta-band .btn-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------------------------------------------------------------------
   Services page specifics
   --------------------------------------------------------------------- */
.service-block { margin-bottom: 56px; }
.service-block:last-child { margin-bottom: 0; }
.service-block .panel-head h2 {
  color: var(--paper);
  font-size: 1.35rem;
  margin: 0;
}
.service-block[data-accent="electrical"] .switch-toggle::before { background: var(--amber); }
.service-block[data-accent="security"] .switch-toggle::before { background: var(--circuit); }
.service-block[data-accent="data"] .switch-toggle::before { background: var(--copper); }
.service-block[data-accent="security"] .panel { background: #2A3A31; }
.service-block[data-accent="data"] .panel { background: #3E2E24; }

/* ---------------------------------------------------------------------
   Contact page specifics
   --------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.detail-list dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 20px;
}
.detail-list dt:first-child { margin-top: 0; }
.detail-list dd { margin: 4px 0 0; font-size: 1.05rem; }

.map-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  height: 260px;
}
.map-frame iframe { width: 100%; height: 100%; border: 0; }

.form-field { margin-bottom: 18px; }
.form-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
  color: var(--ink-soft);
}
.form-field input,
.form-field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(245,163,0,0.25);
}
.form-note { font-size: 0.85rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: #9AA5AC;
  padding: 40px 0;
  font-size: 0.85rem;
}
.site-footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.site-footer a { color: #C7CCD1; text-decoration: none; }
.site-footer a:hover { color: var(--amber); }