/* Moonlight Electrics Ltd — proposal build
   Design direction: precision-mono
   Palette: bronze/copper primary, dark navy secondary, red accent, light neutral base */

:root {
  --navy: #1a2332;
  --navy-soft: #2a3547;
  --bronze: #b06d2c;
  --bronze-dark: #8a5522;
  --red: #e0332f;
  --bg: #f6f4ef;
  --bg-alt: #eeebe2;
  --line: #cfc9ba;
  --line-dark: #3a4457;
  --ink: #1a2332;
  --paper: #fffdf9;
  --banner-h: 40px;

  --font-mono: "JetBrains Mono", "IBM Plex Mono", "Courier New", monospace;
  --font-sans: "Inter", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  padding-top: var(--banner-h);
  line-height: 1.55;
  font-size: 16px;
}

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

a { color: var(--bronze-dark); }
a:hover { color: var(--red); }

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--bronze-dark);
  font-weight: 700;
}

/* ---------- Proposal banner (fixed, unremovable, above everything) ---------- */
.preview-banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--banner-h);
  background: #0c1119;
  color: #f0ede4;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 9999;
  padding: 0 12px;
  border-bottom: 1px solid #333;
}

/* ---------- Watermark (fixed, sparse, low-opacity, click-through) ---------- */
.preview-watermark {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  align-items: center;
  mix-blend-mode: difference;
}
.preview-watermark span {
  display: block;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.2rem, 7vw, 5rem);
  color: #ffffff;
  opacity: 0.06;
  transform: rotate(-30deg);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ---------- Header / nav ---------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: var(--banner-h);
  z-index: 500;
}
.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.brand img {
  height: 40px;
  width: auto;
}
.brand-text {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--navy);
  font-size: 0.95rem;
  line-height: 1.2;
}
.brand-text small {
  display: block;
  font-weight: 400;
  color: var(--bronze-dark);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.header-strip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--navy-soft);
  letter-spacing: 0.03em;
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
}
.header-strip-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 6px 20px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
}

.main-nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-decoration: none;
  color: var(--navy);
  padding: 8px 12px;
  border: 1px solid transparent;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  border-color: var(--line);
  background: var(--bg-alt);
  color: var(--bronze-dark);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tel-link {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  text-decoration: none;
  border: 1px solid var(--navy);
  padding: 8px 14px;
  white-space: nowrap;
}
.tel-link:hover { background: var(--navy); color: #fff; }

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  padding: 12px 20px;
  border: 1px solid var(--navy);
  letter-spacing: 0.02em;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--bronze-dark); border-color: var(--bronze-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: #fff; }

/* ---------- Layout helpers ---------- */
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}
section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-navy { background: var(--navy); color: #eef0f4; }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-navy .eyebrow { color: #d9a86a; }

.section-head { max-width: 720px; margin: 0 0 40px; }
.section-head .eyebrow { margin-bottom: 10px; display: block; }

/* ---------- Hero (graphic treatment, no photography approved) ---------- */
.hero {
  border-bottom: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, transparent, transparent 79px, var(--line) 80px),
    repeating-linear-gradient(0deg, transparent, transparent 79px, var(--line) 80px),
    var(--paper);
}
.hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 20px 0;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  max-width: 15ch;
}
.hero-lede p { margin: 0 0 14px; font-size: 1.05rem; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

.hero-diagram {
  position: relative;
  border: 1px solid var(--navy);
  background: var(--navy);
  color: #e7e9ee;
  padding: 28px;
  aspect-ratio: 4 / 3;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.hero-diagram .diagram-svg {
  flex: 1;
  width: 100%;
}
.hero-diagram .diagram-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  border-top: 1px solid var(--line-dark);
  padding-top: 12px;
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 14px;
  color: #b7bdc9;
}
.hero-diagram .diagram-caption strong { color: #fff; }

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--line);
  border-bottom: none;
  margin-top: 48px;
}
.badge-row .badge {
  flex: 1 1 0;
  min-width: 150px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-align: center;
  color: var(--navy-soft);
}
.badge-row .badge:last-child { border-right: none; }

/* ---------- Data-sheet stat tiles ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat-tile {
  background: var(--paper);
  padding: 24px 20px;
}
.stat-tile .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--bronze-dark);
  display: block;
  margin-bottom: 6px;
}
.stat-tile p { margin: 0; font-size: 0.88rem; color: var(--navy-soft); }

.verify-line {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--navy-soft);
  margin-top: 20px;
  border-left: 3px solid var(--bronze);
  padding-left: 12px;
}

/* ---------- Service cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-card {
  background: var(--paper);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
}
.service-card .idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--bronze-dark);
  margin-bottom: 10px;
}
.service-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.service-card p { flex: 1; margin: 0 0 16px; font-size: 0.92rem; color: var(--navy-soft); }
.service-card .enquire {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--navy);
  border-top: 1px solid var(--line);
  padding-top: 12px;
}
.service-card .enquire:hover { color: var(--red); }

/* ---------- Why-us columns ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.why-card { background: var(--paper); padding: 24px; }
.why-card .eyebrow { display: block; margin-bottom: 8px; }
.why-card h3 { font-size: 1rem; }
.why-card p { margin: 0; font-size: 0.9rem; color: var(--navy-soft); }

.catch-box {
  border: 1px dashed var(--bronze);
  padding: 24px;
  margin-top: 40px;
  background: var(--bg-alt);
}
.catch-box h3 { margin-bottom: 12px; }
.catch-box p { margin: 0 0 10px; font-size: 0.92rem; }
.catch-box p:last-child { margin-bottom: 0; }

/* ---------- Certification blocks ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.cert-card {
  border: 1px solid var(--line);
  padding: 20px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--paper);
}
.cert-card img {
  width: 72px;
  height: auto;
  flex-shrink: 0;
  border: 1px solid var(--line);
}
.cert-card h3 { font-size: 0.95rem; margin-bottom: 6px; }
.cert-card p { margin: 0; font-size: 0.85rem; color: var(--navy-soft); }
.cert-card .no-img { font-family: var(--font-mono); font-size: 0.7rem; color: var(--bronze-dark); }

/* ---------- Coverage ---------- */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 32px;
}
.coverage-col h3 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bronze-dark);
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
  margin-bottom: 12px;
}
.coverage-col ul { margin: 0; padding: 0; list-style: none; }
.coverage-col li {
  font-size: 0.92rem;
  padding: 5px 0;
  border-bottom: 1px solid var(--bg-alt);
}

/* ---------- FAQ ---------- */
.faq-list { margin-top: 32px; }
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.faq-item h3 {
  font-size: 1rem;
  font-family: var(--font-sans);
  margin-bottom: 8px;
  color: var(--navy);
}
.faq-item p { margin: 0; color: var(--navy-soft); font-size: 0.92rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.contact-info, .contact-form-wrap { background: var(--paper); padding: 32px; }
.contact-info dl { margin: 24px 0 0; }
.contact-info dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bronze-dark);
  margin-top: 18px;
}
.contact-info dd { margin: 4px 0 0; font-size: 1rem; }
.contact-info dd a { text-decoration: none; }

.hours-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 0.9rem; }
.hours-table td { padding: 5px 0; border-bottom: 1px solid var(--bg-alt); }
.hours-table td:first-child { font-family: var(--font-mono); color: var(--navy-soft); }
.hours-table td:last-child { text-align: right; font-family: var(--font-mono); }

.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--navy-soft);
  margin-bottom: 6px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 2px solid var(--bronze);
  outline-offset: 1px;
}
.form-row textarea { resize: vertical; min-height: 110px; }
.form-error {
  color: var(--red);
  font-size: 0.78rem;
  margin-top: 4px;
  display: none;
  font-family: var(--font-mono);
}
.form-row.invalid input,
.form-row.invalid select,
.form-row.invalid textarea { border-color: var(--red); }
.form-row.invalid .form-error { display: block; }

.form-success {
  display: none;
  border: 1px solid var(--bronze);
  background: var(--bg-alt);
  padding: 16px;
  margin-bottom: 20px;
  font-size: 0.92rem;
}
.form-success.visible { display: block; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: #cfd3dc;
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}
.footer-grid h4 {
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.footer-grid p { font-size: 0.88rem; color: #aab0bd; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 8px; font-size: 0.88rem; }
.footer-grid a { color: #cfd3dc; text-decoration: none; }
.footer-grid a:hover { color: var(--bronze); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand img { height: 32px; filter: brightness(0) invert(1); opacity: 0.9; }
.footer-brand span { font-family: var(--font-mono); font-weight: 700; color: #fff; }

.footer-bottom {
  max-width: 1180px;
  margin: 32px auto 0;
  padding: 20px 20px 0;
  border-top: 1px solid var(--line-dark);
  font-size: 0.8rem;
  color: #8b91a0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom .proposal-note {
  font-family: var(--font-mono);
}
.footer-bottom .proposal-note a { color: #d9a86a; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .header-inner { gap: 10px; }
  .main-nav { order: 3; width: 100%; justify-content: center; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 44px 0; }
  .tel-link { font-size: 0.85rem; padding: 8px 10px; }
}