/* ============================================================
   KEYSTONE IMPACT SOLUTIONS — Global Stylesheet
   Brand Kit v2026 | Australian English
   ============================================================ */


/* ── Root Variables ─────────────────────────────────────── */
:root {
  --charcoal:      #333333;
  --warm-sand:     #D8D1CB;
  --forest-green:  #294B3F;
  --burgundy:      #6B2737;
  --terracotta:    #A1573A;
  --soft-sage:     #999A96;
  --pale-sky:      #D4E2ED;

  --font-heading:  'Lora', Georgia, 'Times New Roman', serif;
  --font-subhead:  'Quicksand', -apple-system, sans-serif;
  --font-body:     'Open Sans', -apple-system, sans-serif;

  --border-green:  2px solid var(--forest-green);
  --max-width:     1100px;
  --section-pad:   80px 32px;
  --section-pad-sm: 56px 24px;
}

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

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--forest-green);
  color: var(--warm-sand);
  padding: 12px 20px;
  font-family: var(--font-subhead);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 9999;
  text-decoration: none;
}
.skip-link:focus {
  top: 0;
}

html { scroll-behavior: smooth; }

body {
  background: var(--warm-sand);
  color: var(--charcoal);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.eyebrow-green  { color: var(--forest-green); }
.eyebrow-burg   { color: var(--burgundy); }
.eyebrow-terra  { color: var(--terracotta); }
.eyebrow-sand   { color: var(--warm-sand); }

/* ── Sections ───────────────────────────────────────────── */
.section-light {
  background: var(--warm-sand);
  color: var(--charcoal);
  padding: var(--section-pad);
  border-bottom: var(--border-green);
}
.section-light h2, .section-light h3 { color: var(--forest-green); }

.section-dark {
  background: var(--charcoal);
  color: var(--warm-sand);
  padding: var(--section-pad);
  border-bottom: var(--border-green);
}
.section-dark h2 { color: var(--warm-sand); }
.section-dark h3 { color: var(--warm-sand); }
.section-dark p  { color: var(--warm-sand); opacity: 0.9; }

.section-green {
  background: var(--forest-green);
  color: var(--warm-sand);
  padding: var(--section-pad);
  border-bottom: 2px solid var(--warm-sand);
}
.section-green h2 { color: var(--warm-sand); }

.inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ── Navigation ─────────────────────────────────────────── */
.site-nav {
  background: var(--charcoal);
  border-bottom: var(--border-green);
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 110px;
}

.nav-logo img {
  height: 96px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm-sand);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--terracotta); }

.nav-cta {
  background: var(--forest-green);
  color: var(--warm-sand) !important;
  padding: 10px 20px;
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--burgundy) !important; color: var(--warm-sand) !important; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--warm-sand);
  transition: all 0.3s;
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: var(--font-subhead);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 16px 32px;
  cursor: pointer;
  border: none;
  transition: background 0.2s, color 0.2s;
}

.btn-primary {
  background: var(--forest-green);
  color: var(--warm-sand);
}
.btn-primary:hover { background: var(--burgundy); color: var(--warm-sand); }

.btn-outline-sand {
  background: transparent;
  color: var(--warm-sand);
  border: 2px solid var(--warm-sand);
}
.btn-outline-sand:hover { background: var(--warm-sand); color: var(--charcoal); }

.btn-outline-green {
  background: transparent;
  color: var(--forest-green);
  border: 2px solid var(--forest-green);
}
.btn-outline-green:hover { background: var(--forest-green); color: var(--warm-sand); }

/* Focus indicators */
.btn:focus-visible {
  outline: 3px solid var(--terracotta);
  outline-offset: 3px;
}

.nav-links a:focus-visible {
  outline: 2px solid var(--terracotta);
  outline-offset: 3px;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--warm-sand);
  outline-offset: 3px;
}

a:focus-visible {
  outline: 2px solid var(--terracotta);
  outline-offset: 2px;
}

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  background: var(--charcoal);
  color: var(--warm-sand);
  padding: 100px 32px 80px;
  border-bottom: var(--border-green);
}

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

.hero-ticker {
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 20px;
}

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

.hero-body {
  color: var(--warm-sand);
  opacity: 0.88;
  font-size: 1.05rem;
  margin-bottom: 36px;
}

.hero-image-block {
  position: relative;
}

.hero-image-block .echidna-wrap {
  background: var(--forest-green);
  border: var(--border-green);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 340px;
}

.hero-image-block .echidna-wrap svg,
.hero-image-block .echidna-wrap img {
  max-width: 220px;
  width: 100%;
}

/* ── Stat Strip ─────────────────────────────────────────── */
.client-strip {
  background: var(--warm-sand);
  padding: 48px 32px;
  border-bottom: var(--border-green);
}

.client-strip-label {
  text-align: center;
  font-family: var(--font-sub);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--soft-sage);
  margin-bottom: 32px;
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px 56px;
}

.client-logos img {
  height: 48px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  opacity: 0.75;
  filter: grayscale(100%);
  transition: opacity 0.3s ease, filter 0.3s ease;
}

.client-logos img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.client-logos img.logo-light {
  filter: grayscale(100%) brightness(0.45);
}

.client-logos img.logo-light:hover {
  filter: grayscale(0%) brightness(1);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--warm-sand);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--soft-sage);
}

/* ── Service Cards ──────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0;
  border-top: var(--border-green);
  margin-top: 48px;
}

.service-card {
  border: var(--border-green);
  border-top: none;
  padding: 36px 32px;
  background: var(--warm-sand);
}

.service-card:not(:first-child) {
  border-left: none;
}

.service-card h3 {
  color: var(--forest-green);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--charcoal);
  opacity: 0.85;
}

/* ── Numbered Steps ─────────────────────────────────────── */
.steps-list {
  margin-top: 40px;
}

.step-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid rgba(41,75,63,0.2);
}
.step-item:last-child { border-bottom: none; }

.step-numeral {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 500;
  color: var(--forest-green);
  line-height: 1;
}

.section-dark .step-numeral { color: var(--terracotta); }
.section-dark .step-item { border-bottom-color: rgba(216,209,203,0.15); }

.step-content h3 { margin-bottom: 8px; }
.step-content p  { font-size: 0.95rem; }

/* ── Pull Quote ─────────────────────────────────────────── */
.pull-quote {
  position: relative;
  padding: 40px 48px 40px 60px;
  margin: 48px 0;
  border-left: var(--border-green);
}

.pull-quote::before {
  content: '\201C';
  font-family: var(--font-heading);
  font-size: 5rem;
  color: var(--burgundy);
  position: absolute;
  left: 12px;
  top: 16px;
  line-height: 1;
}

.pull-quote blockquote {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--charcoal);
  margin-bottom: 16px;
}

.section-dark .pull-quote blockquote { color: var(--warm-sand); }

.pull-quote cite {
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terracotta);
  font-style: normal;
}

/* ── Testimonials ───────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.testimonial-card {
  border: var(--border-green);
  padding: 36px 32px;
  background: transparent;
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  font-family: var(--font-heading);
  font-size: 3.5rem;
  color: var(--burgundy);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}

.testimonial-card p {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-card cite {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--terracotta);
  font-style: normal;
}

.section-dark .testimonial-card { border-color: rgba(216,209,203,0.25); }

/* ── Insight / Tip Boxes ────────────────────────────────── */
.insight-box {
  background: var(--pale-sky);
  border-left: 3px solid var(--forest-green);
  padding: 28px 32px;
  margin: 32px 0;
}

.insight-box .box-label {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--forest-green);
  display: block;
  margin-bottom: 10px;
}

.tip-box {
  background: var(--pale-sky);
  border-left: 3px solid var(--burgundy);
  padding: 28px 32px;
  margin: 32px 0;
}

.tip-box .box-label {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--burgundy);
  display: block;
  margin-bottom: 10px;
}

.insight-box p,
.tip-box p { color: var(--charcoal); font-size: 0.95rem; margin-bottom: 0; }

/* ── Two-Column Layouts ─────────────────────────────────── */
.split-60-40 {
  display: grid;
  grid-template-columns: 60fr 40fr;
  gap: 64px;
  align-items: center;
}

.split-50-50 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

/* ── Bullet Lists ───────────────────────────────────────── */
.styled-list {
  margin: 20px 0;
}

.styled-list li {
  padding: 8px 0 8px 24px;
  position: relative;
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(41,75,63,0.12);
}

.styled-list li:last-child { border-bottom: none; }

.styled-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: var(--forest-green);
}

.section-dark .styled-list li { border-bottom-color: rgba(216,209,203,0.15); }
.section-dark .styled-list li::before { background: var(--terracotta); }

/* ── Newsletter Section ─────────────────────────────────── */
.newsletter-section {
  background: var(--forest-green);
  padding: var(--section-pad);
  border-bottom: var(--border-green);
  color: var(--warm-sand);
}
.newsletter-section h2 { color: var(--warm-sand); margin-bottom: 16px; }
.newsletter-section p  { opacity: 0.88; max-width: 560px; margin-bottom: 32px; }

.newsletter-form {
  display: flex;
  gap: 0;
  max-width: 480px;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 16px 20px;
  border: 2px solid var(--warm-sand);
  border-right: none;
  background: transparent;
  color: var(--warm-sand);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
}
.newsletter-form input[type="email"]:focus-visible {
  outline: 2px solid var(--warm-sand);
  outline-offset: 2px;
}

.newsletter-form input::placeholder { color: rgba(216,209,203,0.6); }

.newsletter-form button {
  background: var(--warm-sand);
  color: var(--forest-green);
  font-family: var(--font-subhead);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 16px 24px;
  border: 2px solid var(--warm-sand);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}
.newsletter-form button:hover { background: var(--terracotta); border-color: var(--terracotta); color: var(--warm-sand); }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  background: var(--charcoal);
  color: var(--warm-sand);
  padding: 64px 32px 32px;
  border-top: var(--border-green);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(216,209,203,0.15);
}

.footer-brand .footer-logo { margin-bottom: 20px; }
.footer-brand .footer-logo img { height: 40px; }

.footer-tagline {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #E09060;
  margin-bottom: 16px;
  display: block;
}

.footer-brand p { font-size: 0.9rem; opacity: 0.75; }

.footer-col-heading {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #E09060;
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--warm-sand);
  opacity: 0.75;
  transition: opacity 0.2s, color 0.2s;
}
.footer-col ul li a:hover { opacity: 1; color: var(--terracotta); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: #B5B0AC;
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: #B5B0AC;
  transition: color 0.2s;
}
.footer-bottom-links a:hover { color: var(--warm-sand); }

.footer-acknowledgment {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 0 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-acknowledgment p {
  font-size: 0.82rem;
  color: #B5B0AC;
  line-height: 1.6;
  margin: 0;
}

/* ── Page Headers ───────────────────────────────────────── */
.page-header {
  background: var(--charcoal);
  color: var(--warm-sand);
  padding: 80px 32px 64px;
  border-bottom: var(--border-green);
}

.page-header .inner { max-width: var(--max-width); margin: 0 auto; }
.page-header h1 { color: var(--warm-sand); margin-bottom: 16px; }
.page-header p  { color: var(--warm-sand); opacity: 0.85; max-width: 640px; font-size: 1.05rem; }

/* ── Case Study Cards ───────────────────────────────────── */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 0;
  border-top: var(--border-green);
  margin-top: 40px;
}

.case-study-card {
  border: var(--border-green);
  border-top: none;
  padding: 40px 36px;
}
.case-study-card:not(:first-child) { border-left: none; }

.case-study-card .cs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.cs-tag {
  font-family: var(--font-subhead);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--soft-sage);
  color: var(--charcoal);
  padding: 5px 12px;
}

.case-study-card h3 { color: var(--forest-green); margin-bottom: 12px; }
.case-study-card .cs-intro { font-size: 0.9rem; opacity: 0.8; margin-bottom: 24px; }
.case-study-card .cs-meta {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--soft-sage);
  margin-bottom: 24px;
}

/* ── Individual Case Study ──────────────────────────────── */
.cs-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding: 32px 0;
  border-top: var(--border-green);
  border-bottom: var(--border-green);
  margin: 40px 0;
}

.cs-meta-item {}
.cs-meta-item .meta-label {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--forest-green);
  display: block;
  margin-bottom: 4px;
}
.cs-meta-item .meta-value {
  font-size: 0.9rem;
  color: var(--charcoal);
}

/* ── Contact Form ───────────────────────────────────────── */
.contact-form {
  max-width: 680px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--forest-green);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid rgba(41,75,63,0.3);
  background: var(--warm-sand);
  color: var(--charcoal);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  border-radius: 0;
}

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

.form-group textarea { min-height: 140px; resize: vertical; }

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--forest-green);
}

.checkbox-group label {
  font-family: var(--font-body);
  font-size: 0.9rem;
  letter-spacing: normal;
  text-transform: none;
  color: var(--charcoal);
  font-weight: 300;
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.radio-option input[type="radio"] {
  width: auto;
  accent-color: var(--forest-green);
}

.radio-option span {
  font-size: 0.9rem;
  font-weight: 300;
}

/* ── Values List ────────────────────────────────────────── */
.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 48px;
  border-top: var(--border-green);
  border-left: var(--border-green);
}

.value-item {
  border-right: var(--border-green);
  border-bottom: var(--border-green);
  padding: 32px 28px;
}

.value-item h4 {
  color: var(--forest-green);
  font-family: var(--font-heading);
  margin-bottom: 8px;
}

.value-item p { font-size: 0.9rem; opacity: 0.8; }

/* ── CTA Banner ─────────────────────────────────────────── */
.cta-banner {
  background: var(--burgundy);
  color: var(--warm-sand);
  padding: 72px 32px;
  text-align: center;
  border-bottom: var(--border-green);
}

.cta-banner h2 { color: var(--warm-sand); margin-bottom: 16px; }
.cta-banner p  { opacity: 0.88; max-width: 560px; margin: 0 auto 36px; }

/* ── Memberships / Accreditations ───────────────────────── */
.memberships {
  background: var(--pale-sky);
  border-bottom: var(--border-green);
  padding: 24px 32px;
}

.memberships .inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: center;
}

.membership-badge {
  font-family: var(--font-subhead);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--forest-green);
  padding: 8px 16px;
  border: 1px solid var(--forest-green);
}

/* ── Photography & Imagery ──────────────────────────────── */

/* Hero photo — replaces echidna SVG block in homepage hero */
.hero-photo {
  width: 100%;
  height: 420px;
  overflow: hidden;
  border: var(--border-green);
  position: relative;
}
.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  max-width: none;
  display: block;
}

/* Portrait of Jess — about page welcome section */
.jess-portrait {
  width: 100%;
  overflow: hidden;
  border: var(--border-green);
  margin-bottom: 24px;
  aspect-ratio: 4/3;
}
.jess-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  max-width: none;
  display: block;
}

/* Wildlife / nature accent photo (e.g. Keystone Way section) */
.wildlife-photo {
  width: 100%;
  overflow: hidden;
  border: var(--border-green);
  margin-bottom: 24px;
}
.wildlife-photo img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  object-position: center;
  max-width: none;
  display: block;
}

/* Full-width landscape photo strip (atmospheric divider) */
.photo-strip {
  position: relative;
  height: 300px;
  overflow: hidden;
  border-bottom: var(--border-green);
}
.photo-strip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  max-width: none;
  display: block;
  filter: brightness(0.62);
}

/* Case study card image — full-bleed top image */
.case-study-card {
  overflow: hidden; /* enable bleed image */
}
.cs-card-image {
  height: 200px;
  margin: -40px -36px 32px; /* cancel card padding to bleed edge-to-edge */
  overflow: hidden;
  border-bottom: var(--border-green);
}
.cs-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  max-width: none;
  display: block;
  transition: transform 0.5s ease;
}
.case-study-card:hover .cs-card-image img {
  transform: scale(1.04);
}

/* 1% for the Planet membership logo */
.membership-logo {
  height: 40px;
  width: auto;
  display: block;
  flex-shrink: 0;
}

/* Screen reader only (accessibility) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Colour contrast compliance */
/* Accessible terracotta on charcoal/dark backgrounds */
.hero-ticker,
.nav-links a.active,
.section-dark .eyebrow-terra,
.page-header .eyebrow-terra { color: #E09060; }

/* Accessible terracotta on warm-sand/light backgrounds */
.section-light .eyebrow-terra,
.section-light cite { color: #7A3518; }

/* Fix low-contrast client strip label */
.client-strip-label { color: var(--charcoal); }

/* ── Utilities ──────────────────────────────────────────── */
.text-center { text-align: center; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-0  { margin-bottom: 0; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
  :root { --section-pad: 56px 24px; }

  .hero .inner,
  .split-60-40,
  .split-50-50 {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-image-block { order: -1; }
  .hero-image-block .echidna-wrap { min-height: 220px; }
  .hero-photo { height: 280px; }
  .photo-strip { height: 200px; }
  .cs-card-image { height: 170px; }

  .stat-strip .inner { grid-template-columns: 1fr 1fr; }
  .stat-strip .inner .stat-item:nth-child(3) { grid-column: 1 / -1; }

  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { border-left: var(--border-green) !important; }
  .service-card:not(:first-child) { border-left: var(--border-green) !important; border-top: none; }

  .case-studies-grid { grid-template-columns: 1fr; }
  .case-study-card { border-left: var(--border-green) !important; border-top: none; }
  .case-study-card:first-child { border-top: var(--border-green); }

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

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

@media (max-width: 640px) {
  .nav-links { display: none; flex-direction: column; }
  .nav-links.open {
    display: flex;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--charcoal);
    padding: 24px 32px;
    gap: 20px;
    border-bottom: var(--border-green);
  }
  .nav-toggle { display: flex; }

  .stat-strip .inner { grid-template-columns: 1fr; }
  .stat-strip .inner .stat-item:nth-child(3) { grid-column: auto; }

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

  .newsletter-form { flex-direction: column; }
  .newsletter-form input[type="email"] { border-right: 2px solid var(--warm-sand); }

  .pull-quote { padding: 32px 24px 32px 40px; }
  .pull-quote::before { font-size: 3.5rem; left: 8px; }

  .footer-bottom { flex-direction: column; text-align: center; }

  .photo-strip { height: 150px; }
  .jess-portrait { aspect-ratio: 3/2; }
  .wildlife-photo img { height: 180px; }
}