/* Binary North Ltd — proposal build. Direction: bold-oxblood */

:root {
  --red: #e30613;
  --slate: #4d5c66;
  --silver: #b3b3b3;
  --base: #faf9f6;
  --ink: #201f1d;
  --banner-h: 40px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding-top: var(--banner-h);
  background: var(--base);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: "Libre Baskerville", Georgia, serif;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 0.6em 0;
}

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

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

/* ---------- Proposal banner (fixed, unremovable, always on top) ---------- */
.preview-banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: #111111;
  color: #ffffff;
  text-align: center;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  padding: 0.5rem 0.75rem;
  height: var(--banner-h);
  line-height: 1.1;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Diagonal watermark: light, sparse, fixed, non-blocking ---------- */
.preview-watermark {
  position: fixed;
  inset: 0;
  z-index: 8000;
  overflow: hidden;
  pointer-events: none;
}
.preview-watermark span {
  position: absolute;
  display: block;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  font-size: 6rem;
  color: var(--slate);
  opacity: 0.06;
  transform: rotate(-30deg);
  white-space: nowrap;
  letter-spacing: 0.15em;
}
.preview-watermark span:nth-child(1) { top: 4%; left: -8%; }
.preview-watermark span:nth-child(2) { top: 38%; left: 45%; }
.preview-watermark span:nth-child(3) { top: 68%; left: -12%; }
.preview-watermark span:nth-child(4) { top: 92%; left: 40%; }

@media (max-width: 700px) {
  .preview-watermark span { font-size: 3.4rem; }
}

/* ---------- Site header ---------- */
.site-header {
  border-bottom: 4px solid var(--red);
  background: #ffffff;
}
.site-header .header-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.logo-link { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.logo-link img { height: 44px; width: auto; }

.site-nav { display: flex; flex-wrap: wrap; gap: 1.1rem; align-items: center; }
.site-nav a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 600;
  padding: 0.2rem 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--red);
  border-bottom-color: var(--red);
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--red);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  padding: 0.5rem 0.9rem;
  border-radius: 3px;
  white-space: nowrap;
}
.header-phone:hover { background: var(--slate); color: #ffffff; }

/* ---------- Layout shell ---------- */
main { max-width: 1140px; margin: 0 auto; padding: 2.5rem 1.25rem 3.5rem; }

.page-title {
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  line-height: 1.05;
  width: 100%;
  border-bottom: 4px solid var(--red);
  padding-bottom: 0.6rem;
  margin-bottom: 1.6rem;
}

.lede {
  font-size: 1.2rem;
  max-width: 46em;
  color: var(--ink);
}

/* ---------- Asymmetric hero: oversized heading, photo offset below-right ---------- */
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}
.hero-text { grid-column: 1; }
.hero-photo-wrap {
  grid-column: 2;
  margin-top: 3.5rem;
}
.hero-photo-wrap img {
  border: 6px solid #ffffff;
  box-shadow: 0 10px 26px rgba(0,0,0,0.16);
}
.hero-photo-wrap figcaption {
  font-size: 0.8rem;
  color: var(--slate);
  margin-top: 0.5rem;
}

@media (max-width: 800px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo-wrap { grid-column: 1; margin-top: 1.5rem; }
}

/* ---------- Editorial sections ---------- */
.editorial {
  margin-top: 3rem;
  padding-top: 1.6rem;
  border-top: 2px solid var(--silver);
}
.editorial h2 {
  font-size: 1.7rem;
  border-bottom: 2px solid var(--slate);
  display: inline-block;
  padding-bottom: 0.25rem;
}
.editorial p { max-width: 60em; }
.editorial p strong { color: var(--red); }

.editorial-grid {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 2rem;
  align-items: start;
}
.editorial-grid .editorial-photo { margin-top: 2rem; }
@media (max-width: 800px) {
  .editorial-grid { grid-template-columns: 1fr; }
  .editorial-grid .editorial-photo { margin-top: 1rem; }
}

/* ---------- CTA block ---------- */
.cta-block {
  margin-top: 3rem;
  padding: 2rem;
  background: #ffffff;
  border-left: 6px solid var(--red);
}
.cta-block h2 { margin-bottom: 0.5rem; }

/* ---------- Contact form ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 2.5rem;
  align-items: start;
}
@media (max-width: 800px) {
  .contact-grid { grid-template-columns: 1fr; }
}

form.enquiry-form { background: #ffffff; padding: 1.75rem; border-top: 4px solid var(--red); }
.form-row { margin-bottom: 1.1rem; }
.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  font-size: 0.92rem;
}
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--silver);
  border-radius: 3px;
  font-family: inherit;
  font-size: 1rem;
  background: var(--base);
  color: var(--ink);
}
.form-row input:focus,
.form-row textarea:focus {
  outline: 2px solid var(--slate);
  outline-offset: 1px;
}
.form-row .error-msg {
  color: #b3001b;
  font-size: 0.85rem;
  margin-top: 0.3rem;
  min-height: 1.1em;
}
.form-row input[aria-invalid="true"],
.form-row textarea[aria-invalid="true"] {
  border-color: #b3001b;
}

.submit-btn {
  background: var(--red);
  color: #ffffff;
  border: none;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.75rem 1.6rem;
  border-radius: 3px;
  cursor: pointer;
}
.submit-btn:hover { background: var(--slate); }

.form-success {
  margin-top: 1.2rem;
  padding: 1rem;
  background: #eef4ee;
  border-left: 4px solid var(--slate);
  display: none;
}
.form-success.visible { display: block; }

.contact-details {
  background: #ffffff;
  padding: 1.75rem;
  border-top: 4px solid var(--slate);
}
.contact-details dt { font-weight: 700; margin-top: 0.9rem; }
.contact-details dt:first-child { margin-top: 0; }
.contact-details dd { margin: 0.15rem 0 0 0; }
.contact-details a.tel-inline { font-weight: 700; text-decoration: none; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--slate);
  color: #f2f2f2;
  margin-top: 3rem;
}
.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 2rem 1.25rem 1.5rem;
}
.footer-nav { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem; }
.footer-nav a { color: #ffffff; text-decoration: none; font-weight: 600; }
.footer-nav a:hover { color: var(--silver); }
.footer-meta { font-size: 0.92rem; color: #e6e6e6; }
.footer-meta a { color: #ffffff; }
.footer-proposal {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.25);
  font-size: 0.85rem;
  color: #d9d9d9;
}
.footer-proposal a { color: #ffffff; }