@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;600&display=swap');

/* ─── CSS Custom Properties ─────────────────────────────────────────────── */
:root {
  --charcoal: #0F1F3D;
  --offwhite: #F4F9F8;
  --green: #00C8A0;
  --green-light: #E0F8F2;
  --green-mid: #0B8B75;
  --amber: #00C8A0;
  --amber-light: #E8FAF5;
  --amber-mid: #9FE1CB;
  --steel: #5F5E5A;
  --border: #D8EDEA;
  --placeholder-bg: #1A2E45;
  --white: #ffffff;
  --container-max: 1200px;
  --radius: 4px;
}

/* ─── Reset & Base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  color: var(--steel);
  background: var(--offwhite);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ─── Container ──────────────────────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Typography ─────────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.375rem); }
h4 { font-size: 1rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.text-steel { color: var(--steel); }
.text-white { color: var(--white); }
.text-charcoal { color: var(--charcoal); }

/* ─── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--charcoal);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo-wordmark {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.18em;
  color: var(--white);
  text-transform: uppercase;
  text-decoration: none;
  flex-shrink: 0;
}

.main-nav ul {
  display: flex;
  gap: 0;
  align-items: center;
}

.main-nav ul li a {
  display: block;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 400;
  color: rgba(255,255,255,0.75);
  transition: color 0.2s ease;
  letter-spacing: 0.02em;
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
  color: var(--amber);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 8px;
  line-height: 1;
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  background: var(--charcoal);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.mobile-nav.open { display: block; }

.mobile-nav ul {
  padding: 12px 0 16px;
}

.mobile-nav ul li a {
  display: block;
  padding: 12px 24px;
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color 0.2s ease;
}

.mobile-nav ul li:last-child a { border-bottom: none; }
.mobile-nav ul li a:hover { color: var(--amber); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--charcoal);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
  margin-top: 0;
  border-top: 3px solid var(--amber);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo-wordmark { font-size: 1.1rem; margin-bottom: 12px; display: inline-block; }

.footer-tagline {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  font-style: italic;
  margin-top: 8px;
}

.footer-nav h4 {
  color: rgba(255,255,255,0.9);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-nav ul { display: flex; flex-wrap: wrap; gap: 4px 0; flex-direction: column; }

.footer-nav ul li a {
  display: block;
  padding: 4px 0;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s;
}

.footer-nav ul li a:hover { color: var(--amber); }

.footer-bottom {
  padding-top: 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  letter-spacing: 0.02em;
  text-decoration: none;
  line-height: 1;
}

.btn-amber {
  background: var(--amber);
  color: var(--charcoal);
  border-color: var(--amber);
}

.btn-amber:hover {
  background: #00A882;
  border-color: #00A882;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,200,160,0.3);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.7);
}

.btn-charcoal {
  background: var(--charcoal);
  color: var(--white);
  border-color: var(--charcoal);
}

.btn-charcoal:hover {
  background: #1A3258;
  border-color: #1A3258;
}

/* ─── Hero Section ───────────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #0F1F3D 0%, #0A1628 55%, #061020 100%);
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(0,200,160,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content { position: relative; z-index: 1; }

.hero h1 {
  color: var(--white);
  margin-bottom: 24px;
}

.hero-sub {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-image {
  position: relative;
  z-index: 1;
}

/* Single-column hero (no image split) */
.hero-single .hero-inner {
  grid-template-columns: 1fr;
  max-width: 720px;
}

.hero-single { padding: 80px 0 72px; }

/* ─── Image Placeholders ─────────────────────────────────────────────────── */
.img-placeholder {
  background: var(--placeholder-bg);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  padding: 24px;
}

.img-placeholder span {
  color: rgba(255,255,255,0.45);
  font-size: 0.825rem;
  font-style: italic;
  text-align: center;
  line-height: 1.5;
  max-width: 240px;
}

.img-placeholder.tall { min-height: 380px; }
.img-placeholder.short { min-height: 200px; }
.img-placeholder.portrait { min-height: 340px; max-width: 280px; }

/* ─── Sections ───────────────────────────────────────────────────────────── */
.section {
  padding: 80px 0;
}

.section-dark {
  background: var(--charcoal);
  padding: 80px 0;
}

.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }
.section-dark p, .section-dark li { color: rgba(255,255,255,0.65); }

.section-offwhite {
  background: var(--offwhite);
  padding: 80px 0;
}

.section-white {
  background: var(--white);
  padding: 80px 0;
}

.section-sage {
  background: var(--green-light);
  padding: 80px 0;
}

.section-amber-tint {
  background: var(--amber-light);
  padding: 80px 0;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 12px;
}

.section-dark .section-label { color: var(--amber); }

/* ─── Proof Strip ─────────────────────────────────────────────────────────── */
.proof-strip {
  background: var(--amber-light);
  border-top: 1px solid #9FE1CB;
  border-bottom: 1px solid #9FE1CB;
  padding: 28px 0;
  text-align: center;
}

.proof-strip p {
  font-size: 0.9rem;
  color: #065E4E;
  margin-bottom: 6px;
  font-weight: 500;
}

.proof-strip .logo-note {
  font-size: 0.78rem;
  color: rgba(6,94,78,0.55);
  font-style: italic;
}

/* ─── Cards ──────────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.card:hover {
  box-shadow: 0 8px 32px rgba(15,31,61,0.14);
  transform: translateY(-2px);
}

.card-chemicals {
  border-top: 3px solid var(--green);
}

.card-goclean {
  border-top: 3px solid var(--amber);
}

.card-icon-placeholder {
  width: 48px;
  height: 48px;
  background: var(--green-light);
  border-radius: 50%;
  margin-bottom: 20px;
  border: 2px solid rgba(0,200,160,0.2);
}

.card-goclean .card-icon-placeholder {
  background: var(--amber-light);
  border-color: rgba(0,200,160,0.15);
}

.card h3 { margin-bottom: 12px; }
.card p { font-size: 0.925rem; margin-bottom: 20px; }

.card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}

.card-goclean .card-link { color: #065E4E; }

.card-link:hover { gap: 8px; }

/* ─── Grid Layouts ───────────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ─── Credibility Strip ───────────────────────────────────────────────────── */
.credibility-strip {
  background: var(--green-light);
  padding: 56px 0;
  border-top: 1px solid #9FE1CB;
  border-bottom: 1px solid #9FE1CB;
}

.credibility-strip .grid-3 > div {
  padding: 0 24px;
  border-right: 1px solid #9FE1CB;
}

.credibility-strip .grid-3 > div:last-child { border-right: none; }

.credibility-strip h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #064E3B;
  margin-bottom: 8px;
}

.credibility-strip p {
  font-size: 0.875rem;
  color: #0F6E56;
  margin-bottom: 0;
  line-height: 1.55;
}

/* ─── Conversion Section (bottom CTA) ────────────────────────────────────── */
.conversion-section {
  background: linear-gradient(135deg, #0F1F3D 0%, #0A1628 60%, #061020 100%);
  padding: 72px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.conversion-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 120% at 50% 120%, rgba(0,200,160,0.14) 0%, transparent 65%);
  pointer-events: none;
}

.conversion-section h2 { color: var(--white); margin-bottom: 12px; position: relative; }
.conversion-section p { color: rgba(255,255,255,0.6); margin-bottom: 32px; position: relative; }

/* ─── Green Callout ──────────────────────────────────────────────────────── */
.green-callout {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 24px 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: #064E3B;
  background: var(--green-light);
  border: 1px solid #9FE1CB;
  border-left: 3px solid var(--green);
  padding: 14px 18px;
  border-radius: var(--radius);
  line-height: 1.5;
}

.green-callout svg, .green-callout .checkmark { flex-shrink: 0; margin-top: 1px; color: var(--green); }

/* ─── Product Tags ────────────────────────────────────────────────────────── */
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }

.tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--green-light);
  color: #064E3B;
  border-radius: 2px;
  border: 1px solid #9FE1CB;
}

.tag-amber {
  background: var(--amber-light);
  color: #065E4E;
  border-color: #9FE1CB;
}

.tag-blue {
  background: #E4EDFF;
  color: #1A3D96;
  border-color: #B0C8F0;
}

.tag-teal {
  background: #E0F4F4;
  color: #0E5858;
  border-color: #90D4D4;
}

.tag-red {
  background: #FDEAEA;
  color: #8B1A1A;
  border-color: #F0B0B0;
}

/* ─── Product Card ────────────────────────────────────────────────────────── */
.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow 0.25s ease, border-left-color 0.2s;
}

.product-card:hover {
  box-shadow: 0 4px 24px rgba(0,200,160,0.08);
  border-left-color: var(--green-mid);
}

.product-card h4 {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 6px;
}

.product-card .desc {
  font-size: 0.85rem;
  color: var(--steel);
  margin-bottom: 12px;
  line-height: 1.55;
}

.product-card .data-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}

.product-card .data-link:hover { gap: 8px; }

/* ─── Category Section ────────────────────────────────────────────────────── */
.category-section { margin-bottom: 64px; }

.category-header {
  padding-bottom: 14px;
  border-bottom: 2px solid var(--amber);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.category-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--amber);
  color: var(--charcoal);
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 50%;
  flex-shrink: 0;
}

.category-header h3 {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.category-header span {
  font-size: 0.78rem;
  color: var(--steel);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  margin-left: 4px;
}

/* ─── Comparison Table ───────────────────────────────────────────────────── */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.comparison-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table th {
  background: var(--charcoal);
  color: var(--white);
  padding: 14px 18px;
  text-align: left;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.comparison-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  color: var(--steel);
  line-height: 1.5;
}

.comparison-table tr:nth-child(even) td { background: #F4FAFA; }
.comparison-table tr:first-child td { font-weight: 600; color: var(--charcoal); }

.table-note {
  font-size: 0.78rem;
  color: var(--steel);
  opacity: 0.6;
  font-style: italic;
  margin-top: 10px;
}

/* ─── Timeline ────────────────────────────────────────────────────────────── */
.timeline {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 40px;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 16px;
  left: 24px;
  right: 24px;
  height: 1px;
  background: var(--border);
  z-index: 0;
}

.timeline-item {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 12px;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  background: var(--amber);
  border-radius: 50%;
  margin: 0 auto 14px;
  border: 3px solid var(--offwhite);
  outline: 2px solid var(--amber);
  box-shadow: 0 0 0 4px rgba(0,200,160,0.15);
}

.timeline-item .year {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--charcoal);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.timeline-item .event {
  font-size: 0.8rem;
  color: var(--steel);
  line-height: 1.45;
}

/* ─── Director Section ───────────────────────────────────────────────────── */
.director-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 56px;
  align-items: start;
}

.director-message {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.7);
  font-style: italic;
  margin-bottom: 24px;
}

.director-sig {
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  font-style: normal;
}

/* ─── Team Cards ──────────────────────────────────────────────────────────── */
.team-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.25s ease;
}

.team-card:hover { box-shadow: 0 8px 24px rgba(15,31,61,0.12); }

.team-card-body { padding: 20px; }

.team-card h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.team-card .role {
  font-size: 0.8rem;
  color: var(--steel);
  opacity: 0.7;
}

/* ─── Quote Block ─────────────────────────────────────────────────────────── */
.quote-block {
  border-left: 3px solid var(--amber);
  padding: 24px 32px;
  margin: 32px 0;
  background: var(--amber-light);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.quote-block .placeholder-text {
  font-size: 0.875rem;
  color: var(--steel);
  font-style: italic;
  opacity: 0.6;
}

/* ─── Gallery Grid ────────────────────────────────────────────────────────── */
.gallery-group { margin-bottom: 56px; }

.gallery-group h3 {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-grid .img-placeholder { border-radius: var(--radius); }
.gallery-grid .img-placeholder.wide {
  grid-column: span 2;
  min-height: 240px;
}

/* ─── Contact Form ────────────────────────────────────────────────────────── */
.enquiry-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.925rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--charcoal);
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--charcoal);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-submit-btn {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 32px;
  background: var(--charcoal);
  color: var(--white);
  border: 2px solid var(--charcoal);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.02em;
  margin-top: 8px;
}

.form-submit-btn:hover {
  background: #3d4455;
  border-color: #3d4455;
}

.contact-details { padding: 32px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); }

.contact-details h3 { margin-bottom: 20px; font-size: 1rem; }

.contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.875rem;
}

.contact-label {
  font-weight: 600;
  color: var(--charcoal);
  min-width: 60px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-top: 1px;
}

.contact-value { color: var(--steel); }

.download-box {
  background: var(--offwhite);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-size: 0.875rem;
  color: var(--steel);
  font-style: italic;
  margin-bottom: 10px;
}

/* ─── Intro/Content Blocks ────────────────────────────────────────────────── */
.intro-block {
  max-width: 660px;
  margin-bottom: 56px;
}

.intro-block h2 { margin-bottom: 16px; }
.intro-block p { color: var(--steel); font-size: 1rem; line-height: 1.7; }

.two-col-text {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* ─── Placeholder text ───────────────────────────────────────────────────── */
.placeholder-note {
  display: inline-block;
  background: #FFF8E6;
  border: 1px solid #F0D080;
  color: #8B6000;
  font-size: 0.78rem;
  font-style: italic;
  padding: 4px 10px;
  border-radius: 2px;
  margin: 6px 0;
}

.download-placeholder {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--steel);
  border: 1px dashed var(--border);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-style: italic;
  opacity: 0.7;
  margin: 8px 0;
}

/* ─── Who It's For ────────────────────────────────────────────────────────── */
.sector-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

.sector-tag {
  display: inline-block;
  padding: 8px 18px;
  font-size: 0.825rem;
  font-weight: 600;
  color: #065E4E;
  background: var(--amber-light);
  border: 1px solid #9FE1CB;
  border-radius: 2px;
  letter-spacing: 0.02em;
}

/* ─── Page Hero (subpages) ────────────────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, #0F1F3D 0%, #0A1628 55%, #061020 100%);
  padding: 72px 0 60px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 100% at 90% 50%, rgba(0,200,160,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero h1 { color: var(--white); margin-bottom: 16px; position: relative; }
.page-hero p { color: rgba(255,255,255,0.6); font-size: 1.05rem; max-width: 580px; position: relative; }

.page-hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
  display: block;
  position: relative;
}

/* ─── Fade-in Animation ───────────────────────────────────────────────────── */
.fade-in-heading {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in-heading.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Utility ─────────────────────────────────────────────────────────────── */
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-40 { margin-bottom: 40px; }
.mb-48 { margin-bottom: 48px; }
.mb-56 { margin-bottom: 56px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-40 { margin-top: 40px; }
.text-center { text-align: center; }
.text-small { font-size: 0.85rem; }

/* ─── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: block; }

  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.45rem; }

  .hero { padding: 56px 0 48px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-image { order: -1; }

  .section, .section-dark, .section-offwhite, .section-white { padding: 56px 0; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }

  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .timeline {
    flex-direction: column;
    gap: 32px;
  }

  .timeline::before {
    top: 0;
    bottom: 0;
    left: 20px;
    right: auto;
    width: 1px;
    height: auto;
  }

  .timeline-item { text-align: left; padding-left: 44px; }
  .timeline-dot { margin: 0; position: absolute; left: -6px; }
  .timeline-item { position: relative; }

  .director-grid { grid-template-columns: 1fr; gap: 32px; }
  .img-placeholder.portrait { max-width: 100%; min-height: 240px; }

  .form-grid { grid-template-columns: 1fr; }
  .form-group.full-width { grid-column: 1; }

  .two-col-text { grid-template-columns: 1fr; gap: 32px; }

  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid .img-placeholder.wide { grid-column: span 2; }

  .credibility-strip .grid-3 { gap: 0; }
  .credibility-strip .grid-3 > div {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
  }
  .credibility-strip .grid-3 > div:last-child { border-bottom: none; }

  .page-hero { padding: 48px 0 40px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid .img-placeholder.wide { grid-column: span 1; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .enquiry-tabs { flex-direction: column; }
}