:root {
  --bg-page: #0B1521;
  --bg-surface: #142035;
  --bg-raised: #1D304C;
  --bg-accent-strip: #0A2A3A;
  --border-subtle: #253A56;
  --border-strong: #3A5A7A;
  --text-primary: #C8DDF0;
  --text-heading: #EEF4FB;
  --text-muted: #6E92B4;
  --text-dim: #3E5E80;
  --accent-teal: #0FC4B5;
  --accent-teal-hover: #0AADA0;
  --accent-teal-glow: rgba(15, 196, 181, 0.08);
  --accent-amber: #DDA832;
  --accent-amber-dim: rgba(221, 168, 50, 0.15);

  --font-serif: Georgia, 'Times New Roman', serif;
  --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;

  --space-1: 0.375rem;
  --space-2: 0.75rem;
  --space-3: 1.25rem;
  --space-4: 2rem;
  --space-5: 3.25rem;
  --space-6: 5rem;
  --space-7: 7.5rem;

  --radius-s: 3px;
  --radius-m: 8px;
  --radius-l: 14px;

  --max-wide: 1240px;
  --max-mid: 900px;
  --max-text: 660px;

  --trans-fast: 0.15s ease;
  --trans-med: 0.25s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.72;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--accent-teal);
  text-decoration: none;
  transition: color var(--trans-fast);
}

a:hover {
  color: var(--accent-teal-hover);
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 3px;
  border-radius: var(--radius-s);
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-heading);
  line-height: 1.22;
  font-weight: normal;
}

h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.3rem); }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.6rem); }
h4 {
  font-size: 1.05rem;
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--text-heading);
}
h5 {
  font-size: 0.78rem;
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

p {
  margin-bottom: var(--space-3);
  max-width: 68ch;
}

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

strong {
  color: var(--text-heading);
  font-weight: 600;
}

.ledger-wide {
  width: 100%;
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.ledger-mid {
  width: 100%;
  max-width: var(--max-mid);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.ledger-text {
  width: 100%;
  max-width: var(--max-text);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 21, 33, 0.97);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 64px;
}

.brand-wordmark {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
  text-decoration: none;
  letter-spacing: -0.025em;
  flex-shrink: 0;
}

.brand-wordmark:hover {
  color: var(--accent-teal);
  text-decoration: none;
}

.brand-wordmark svg {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-links a {
  font-size: 0.875rem;
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-m);
  transition: color var(--trans-fast), background var(--trans-fast);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text-heading);
  background: var(--bg-raised);
  text-decoration: none;
}

.nav-links a.nav-current {
  color: var(--accent-teal);
}

.nav-links .nav-enquire {
  background: var(--accent-teal);
  color: var(--bg-page);
  font-weight: 600;
  padding: 0.42rem 1.1rem;
  margin-left: var(--space-2);
}

.nav-links .nav-enquire:hover {
  background: var(--accent-teal-hover);
  color: var(--bg-page);
}

.stratum-hero {
  padding: var(--space-7) 0 var(--space-6);
  position: relative;
  overflow: hidden;
}

.stratum-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse 70% 60% at 70% 40%, rgba(15, 196, 181, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-layout {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.hero-copy {
  max-width: 560px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.77rem;
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-teal);
  margin-bottom: var(--space-3);
}

.hero-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent-teal);
  flex-shrink: 0;
}

.hero-copy h1 {
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.hero-copy .hero-lead {
  font-size: 1.08rem;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  max-width: 54ch;
  line-height: 1.68;
}

.hero-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
}

.hero-figure {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-figure img {
  width: 100%;
  max-width: 540px;
  border-radius: var(--radius-l);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--accent-teal);
  color: var(--bg-page);
  font-family: var(--font-sans);
  font-size: 0.93rem;
  font-weight: 600;
  padding: 0.72rem 1.6rem;
  border-radius: var(--radius-m);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background var(--trans-fast), transform var(--trans-fast);
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  background: var(--accent-teal-hover);
  color: var(--bg-page);
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 3px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--text-heading);
  font-family: var(--font-sans);
  font-size: 0.93rem;
  font-weight: 500;
  padding: 0.72rem 1.6rem;
  border-radius: var(--radius-m);
  text-decoration: none;
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: border-color var(--trans-fast), color var(--trans-fast), background var(--trans-fast);
}

.btn-secondary:hover {
  border-color: var(--accent-teal);
  color: var(--accent-teal);
  background: var(--accent-teal-glow);
  text-decoration: none;
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--accent-teal);
  outline-offset: 3px;
}

.stratum-callouts {
  padding: var(--space-5) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.callouts-grid {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.callout-node {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-l);
  padding: var(--space-4);
  position: relative;
  overflow: hidden;
}

.callout-node::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-teal), transparent);
  opacity: 0;
  transition: opacity var(--trans-med);
}

.callout-node:hover::after {
  opacity: 1;
}

.callout-index {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--accent-teal);
  opacity: 0.18;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.callout-node h3 {
  font-size: 1.05rem;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--text-heading);
}

.callout-node p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
  max-width: none;
  line-height: 1.6;
}

.stratum-split {
  padding: var(--space-6) 0;
}

.split-arrangement {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}

.split-arrangement.text-right {
  direction: rtl;
}

.split-arrangement.text-right > * {
  direction: ltr;
}

.split-copy h2 {
  margin-bottom: var(--space-3);
  letter-spacing: -0.015em;
}

.split-copy p {
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.split-copy p:last-of-type {
  margin-bottom: var(--space-4);
}

.split-copy .section-label {
  display: block;
  font-size: 0.77rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-amber);
  margin-bottom: var(--space-3);
}

.split-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.split-visual img {
  width: 100%;
  max-width: 500px;
  border-radius: var(--radius-l);
  border: 1px solid var(--border-subtle);
}

.stratum-dark {
  padding: var(--space-6) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.dark-header {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  margin-bottom: var(--space-5);
}

.dark-header h2 {
  margin-bottom: var(--space-2);
}

.dark-header p {
  color: var(--text-muted);
  max-width: 58ch;
}

.analysis-grid {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: var(--space-3);
}

.analysis-card {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-m);
  padding: var(--space-4);
  transition: border-color var(--trans-med);
}

.analysis-card:hover {
  border-color: var(--border-strong);
}

.analysis-card-icon {
  width: 38px;
  height: 38px;
  margin-bottom: var(--space-3);
  color: var(--accent-teal);
}

.analysis-card h4 {
  margin-bottom: var(--space-2);
}

.analysis-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
  max-width: none;
  line-height: 1.6;
}

.stratum-passage {
  padding: var(--space-6) 0;
}

.passage-layout {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-5);
}

.passage-sidebar h5 {
  position: sticky;
  top: 80px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-amber);
}

.passage-content h2 {
  margin-bottom: var(--space-4);
}

.passage-content h3 {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

.passage-content h3:first-child {
  margin-top: 0;
}

.passage-content p {
  color: var(--text-primary);
  max-width: 66ch;
  font-size: 0.97rem;
}

.passage-content ul {
  margin: var(--space-3) 0;
}

.passage-content ul li {
  padding: 0.35rem 0 0.35rem 1.7rem;
  position: relative;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.passage-content ul li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 0.85rem;
  width: 7px;
  height: 7px;
  border: 2px solid var(--accent-teal);
  border-radius: 50%;
}

.stratum-faq {
  padding: var(--space-6) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.faq-wrapper {
  max-width: var(--max-mid);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.faq-wrapper h2 {
  margin-bottom: var(--space-5);
}

.faq-entry {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4) 0;
}

.faq-entry:last-child {
  border-bottom: 1px solid var(--border-subtle);
}

.faq-q {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-2);
}

.faq-a {
  color: var(--text-muted);
  font-size: 0.94rem;
  max-width: 68ch;
  margin: 0;
  line-height: 1.7;
}

.stratum-numbered {
  padding: var(--space-6) 0;
}

.numbered-inner {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.numbered-inner > h2 {
  margin-bottom: var(--space-2);
  max-width: 22ch;
}

.numbered-inner > .section-subtitle {
  color: var(--text-muted);
  margin-bottom: var(--space-5);
  max-width: 56ch;
}

.numbered-list {
  display: flex;
  flex-direction: column;
}

.numbered-entry {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--border-subtle);
  align-items: start;
}

.numbered-entry:last-child {
  border-bottom: 1px solid var(--border-subtle);
}

.num-glyph {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  color: var(--accent-teal);
  opacity: 0.22;
  line-height: 1;
  text-align: right;
  padding-top: 0.1rem;
}

.num-body h3 {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-2);
}

.num-body p {
  color: var(--text-primary);
  font-size: 0.95rem;
  max-width: 62ch;
  margin: 0;
}

.stratum-illustration {
  padding: var(--space-5) 0;
  overflow: hidden;
}

.illustration-wrap {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: flex;
  justify-content: center;
}

.illustration-wrap img {
  width: 100%;
  max-width: 960px;
  border-radius: var(--radius-l);
  border: 1px solid var(--border-subtle);
}

.stratum-steps {
  padding: var(--space-6) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.steps-inner {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.steps-inner h2 {
  margin-bottom: var(--space-2);
  text-align: center;
}

.steps-inner .steps-intro {
  text-align: center;
  color: var(--text-muted);
  margin: 0 auto var(--space-5);
  max-width: 52ch;
}

.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.step-card {
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-m);
  padding: var(--space-4);
}

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--accent-teal);
  color: var(--bg-page);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: var(--space-3);
  flex-shrink: 0;
}

.step-card h4 {
  font-size: 0.93rem;
  margin-bottom: var(--space-2);
}

.step-card p {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin: 0;
  max-width: none;
  line-height: 1.58;
}

.stratum-contact {
  padding: var(--space-6) 0;
}

.contact-layout {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-6);
  align-items: start;
}

.form-shell {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-l);
  padding: var(--space-5);
}

.form-shell h2 {
  margin-bottom: var(--space-2);
  font-size: 1.9rem;
}

.form-shell > p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: var(--space-4);
  max-width: none;
}

.field-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-3);
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
}

.form-field .req {
  color: var(--accent-teal);
  margin-left: 2px;
}

.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg-raised);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-m);
  color: var(--text-heading);
  padding: 0.68rem 1rem;
  font-size: 0.94rem;
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px rgba(15, 196, 181, 0.1);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-dim);
}

.form-field textarea {
  resize: vertical;
  min-height: 128px;
  line-height: 1.6;
}

.form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236E92B4' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-field select option {
  background: var(--bg-raised);
  color: var(--text-heading);
}

.form-note {
  font-size: 0.79rem;
  color: var(--text-dim);
  margin-top: var(--space-2);
  line-height: 1.55;
}

.contact-aside {
  padding-top: var(--space-2);
}

.contact-aside h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
}

.contact-item {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  align-items: flex-start;
}

.contact-item-label {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  min-width: 68px;
  padding-top: 0.1rem;
  flex-shrink: 0;
}

.contact-item-value {
  font-size: 0.91rem;
  color: var(--text-primary);
  line-height: 1.55;
}

.contact-item-value a {
  color: var(--accent-teal);
}

.process-note {
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: var(--accent-amber-dim);
  border: 1px solid rgba(221, 168, 50, 0.25);
  border-radius: var(--radius-m);
}

.process-note h4 {
  font-size: 0.88rem;
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--accent-amber);
  margin-bottom: var(--space-2);
}

.process-note p {
  font-size: 0.88rem;
  color: var(--text-primary);
  margin: 0;
  max-width: none;
  line-height: 1.6;
}

.stratum-page-intro {
  padding: var(--space-6) 0 var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.stratum-page-intro::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(15, 196, 181, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.page-intro-inner {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  position: relative;
}

.intro-tag {
  display: block;
  font-size: 0.77rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-teal);
  margin-bottom: var(--space-3);
}

.page-intro-inner h1 {
  max-width: 20ch;
  margin-bottom: var(--space-3);
}

.lead-paragraph {
  font-size: 1.08rem;
  color: var(--text-primary);
  max-width: 58ch;
  line-height: 1.68;
  margin: 0;
}

.stratum-cta-band {
  padding: var(--space-6) 0;
  text-align: center;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.cta-band-content {
  max-width: var(--max-mid);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.cta-band-content h2 {
  margin-bottom: var(--space-3);
}

.cta-band-content p {
  color: var(--text-muted);
  margin: 0 auto var(--space-4);
  max-width: 52ch;
}

.cta-band-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

.stratum-bridges {
  padding: var(--space-5) 0 var(--space-6);
}

.bridges-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-4);
  display: block;
}

.bridges-row {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.bridge-tile {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-l);
  text-decoration: none;
  transition: border-color var(--trans-med), transform var(--trans-med), background var(--trans-med);
}

.bridge-tile:hover {
  border-color: var(--accent-teal);
  transform: translateY(-2px);
  background: var(--bg-raised);
  text-decoration: none;
}

.bridge-tile h4 {
  color: var(--text-heading);
  margin-bottom: var(--space-2);
}

.bridge-tile p {
  font-size: 0.87rem;
  color: var(--text-muted);
  margin: 0;
  flex: 1;
  max-width: none;
  line-height: 1.55;
}

.stratum-split.no-bottom-pad {
  padding-bottom: 0;
}

.split-arrangement.with-bottom-pad {
  padding-bottom: var(--space-6);
}

.stratum-bridges.top-gap-sm {
  padding-top: var(--space-5);
}

.stratum-bridges.top-gap-md {
  padding-top: var(--space-6);
}

.stratum-passage.no-top-pad {
  padding-top: 0;
}

.bridge-tile .tile-arrow {
  display: inline-block;
  color: var(--accent-teal);
  font-size: 1.1rem;
  margin-top: var(--space-3);
  align-self: flex-start;
}

.stratum-legal-header {
  padding: var(--space-6) 0 var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.legal-hd-inner {
  max-width: var(--max-mid);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.legal-hd-inner h1 {
  margin-bottom: var(--space-2);
}

.legal-revision {
  font-size: 0.83rem;
  color: var(--text-dim);
  margin: 0;
}

.stratum-legal-body {
  padding: var(--space-5) 0 var(--space-6);
}

.legal-content {
  max-width: var(--max-mid);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.legal-content h2 {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-top: var(--space-5);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  color: var(--text-primary);
  font-size: 0.94rem;
  line-height: 1.75;
  margin-bottom: var(--space-3);
  max-width: none;
}

.legal-content ul {
  margin: 0 0 var(--space-3);
}

.legal-content ul li {
  padding: 0.3rem 0 0.3rem 1.6rem;
  position: relative;
  color: var(--text-primary);
  font-size: 0.94rem;
  line-height: 1.65;
}

.legal-content ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-dim);
}

.legal-footer-nav {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}

.legal-footer-nav h5 {
  margin-bottom: var(--space-3);
}

.legal-footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.legal-footer-nav ul li a {
  font-size: 0.88rem;
  color: var(--accent-teal);
}

.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-6) 0 var(--space-4);
}

.footer-main {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

.footer-brand .brand-wordmark {
  font-size: 1.1rem;
  margin-bottom: var(--space-3);
}

.footer-brand > p {
  font-size: 0.86rem;
  color: var(--text-muted);
  max-width: 34ch;
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.footer-contact-block p {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 0.3rem;
  max-width: none;
}

.footer-contact-block a {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-nav-section h5 {
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--text-dim);
  font-weight: 700;
  margin-bottom: var(--space-3);
  font-family: var(--font-sans);
}

.footer-nav-section ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav-section ul li a {
  font-size: 0.86rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--trans-fast);
}

.footer-nav-section ul li a:hover {
  color: var(--text-heading);
  text-decoration: none;
}

.footer-bar {
  max-width: var(--max-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-bar p {
  font-size: 0.79rem;
  color: var(--text-dim);
  margin: 0;
  max-width: none;
}

.footer-legal-row {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-legal-row a {
  font-size: 0.79rem;
  color: var(--text-dim);
  text-decoration: none;
}

.footer-legal-row a:hover {
  color: var(--text-muted);
}

@media (max-width: 1100px) {
  .hero-layout {
    gap: var(--space-4);
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .steps-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .passage-layout {
    grid-template-columns: 160px 1fr;
    gap: var(--space-4);
  }
}

@media (max-width: 768px) {
  :root {
    --space-6: 3.5rem;
    --space-7: 5rem;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: var(--space-2);
    min-height: auto;
    padding: var(--space-2) var(--space-3);
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 0;
  }

  .nav-links a {
    font-size: 0.8rem;
    padding: 0.32rem 0.65rem;
  }

  .nav-links .nav-enquire {
    margin-left: var(--space-1);
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .hero-figure {
    order: -1;
  }

  .hero-figure img {
    max-width: 320px;
    margin-inline: auto;
  }

  .callouts-grid {
    grid-template-columns: 1fr;
  }

  .split-arrangement {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .split-arrangement.text-right {
    direction: ltr;
  }

  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .passage-layout {
    grid-template-columns: 1fr;
  }

  .passage-sidebar {
    display: none;
  }

  .steps-row {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .field-pair {
    grid-template-columns: 1fr;
  }

  .bridges-row {
    grid-template-columns: 1fr;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-legal-row {
    gap: var(--space-3);
  }

  .cta-band-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .numbered-entry {
    grid-template-columns: 56px 1fr;
    gap: var(--space-3);
  }
}