/* ============================================
   JET Australia — Global Stylesheet
   Design inspired by jet-e.jp
   ============================================ */

/* ---- Google Font Import ---- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

/* ---- CSS Variables ---- */
:root {
  --green-dark:    #1a4731;
  --green-primary: #2d6a4f;
  --green-mid:     #40916c;
  --green-light:   #52b788;
  --green-pale:    #d8f3dc;
  --green-xs:      #f0faf3;

  --navy:          #0d1b2a;
  --charcoal:      #1e2d3d;
  --text-primary:  #1b2d1f;
  --text-secondary:#4a5568;
  --text-muted:    #718096;
  --border:        #e2e8f0;
  --bg-light:      #f7faf8;
  --white:         #ffffff;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,.1), 0 10px 10px rgba(0,0,0,.04);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', 'Noto Sans JP', -apple-system, sans-serif;
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---- Typography ---- */
h1,h2,h3,h4,h5,h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p  { color: var(--text-secondary); line-height: 1.8; }

/* ---- Layout Utilities ---- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--wide { max-width: 1320px; }
.section-pad { padding: 96px 0; }
.section-pad--sm { padding: 64px 0; }

/* ---- Section Headers ---- */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header .eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green-mid);
  background: var(--green-pale);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  padding: 13px 28px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
}
.btn--primary {
  background: var(--green-primary);
  color: var(--white);
  border-color: var(--green-primary);
}
.btn--primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}
.btn--outline-dark {
  background: transparent;
  color: var(--green-primary);
  border-color: var(--green-primary);
}
.btn--outline-dark:hover {
  background: var(--green-primary);
  color: var(--white);
}
.btn--lg { padding: 16px 36px; font-size: 1rem; }

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
}
.navbar.scrolled {
  background: var(--white);
  box-shadow: var(--shadow-md);
}
.navbar.scrolled .nav-link { color: var(--text-primary); }
.navbar.scrolled .nav-logo-text { color: var(--green-dark); }
.navbar.scrolled .nav-cta { background: var(--green-primary); color: var(--white); }
.nav-cta.active { background: rgba(255,255,255,.18); }
.navbar.scrolled .nav-cta.active { background: var(--green-dark); border-color: var(--green-dark); }

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 32px;
  max-width: 1320px;
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-logo-img {
  height: 44px;
  width: auto;
  border-radius: 8px;
  object-fit: contain;
  display: block;
}
.nav-logo-text {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--white);
  letter-spacing: -0.02em;
}
.nav-logo-text span { color: var(--green-light); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.12);
}
.navbar.scrolled .nav-link:hover, .navbar.scrolled .nav-link.active {
  color: var(--green-primary);
  background: var(--green-pale);
}

.nav-cta {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  background: rgba(255,255,255,0.18);
  border: 1.5px solid rgba(255,255,255,0.4);
  padding: 9px 20px;
  border-radius: 8px;
  margin-left: 12px;
  transition: var(--transition);
}
.nav-cta:hover {
  background: var(--white);
  color: var(--green-primary);
  border-color: var(--white);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar.scrolled .nav-hamburger span { background: var(--text-primary); }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--green-dark) 0%, #1a4028 40%, #0d2918 100%);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(82,183,136,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(64,145,108,0.12) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(45,106,79,0.2) 0%, transparent 40%);
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.6;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 120px 32px 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-light);
  background: rgba(82,183,136,0.15);
  border: 1px solid rgba(82,183,136,0.3);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero__badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--green-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero__title {
  color: var(--white);
  margin-bottom: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.hero__title .highlight {
  color: var(--green-light);
  display: block;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero__stat-item {}
.hero__stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}
.hero__stat-num span { color: var(--green-light); }
.hero__stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Visual Panel */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
  max-width: 480px;
}
.hero__card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.hero__card:hover {
  background: rgba(255,255,255,0.11);
  transform: translateY(-3px);
}
.hero__card-icon {
  width: 44px; height: 44px;
  background: rgba(82,183,136,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 1.3rem;
}
.hero__card h4 {
  font-size: 0.95rem;
  color: var(--white);
  margin-bottom: 6px;
}
.hero__card p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}
.hero__card--wide {
  grid-column: 1 / -1;
  display: flex;
  gap: 16px;
  align-items: center;
}
.hero__card--wide .hero__card-icon { flex-shrink: 0; }
.hero__card--wide h4 { margin-bottom: 4px; }

/* ============================================
   INTRO / ABOUT STRIP
   ============================================ */
.intro-strip {
  background: var(--green-pale);
  padding: 32px 0;
  border-top: 1px solid rgba(45,106,79,0.1);
  border-bottom: 1px solid rgba(45,106,79,0.1);
}
.intro-strip__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.intro-strip__item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--green-dark);
}
.intro-strip__item i { color: var(--green-mid); font-size: 1.1rem; }
.intro-strip__divider {
  width: 1px;
  height: 28px;
  background: rgba(45,106,79,0.2);
}

/* ============================================
   FEATURES / SERVICES GRID
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--green-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
  border-color: var(--green-pale);
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-card__icon {
  width: 56px; height: 56px;
  background: var(--green-xs);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  color: var(--green-primary);
  transition: var(--transition);
}
.feature-card:hover .feature-card__icon {
  background: var(--green-primary);
  color: var(--white);
}
.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.feature-card p {
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ============================================
   HOW IT WORKS / PROCESS
   ============================================ */
.process-section { background: var(--bg-light); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 52px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--green-pale), var(--green-mid), var(--green-pale));
  z-index: 0;
}
.process-step {
  text-align: center;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}
.process-step__num {
  width: 56px; height: 56px;
  background: var(--white);
  border: 2px solid var(--green-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--green-primary);
  margin: 0 auto 20px;
  position: relative;
}
.process-step:first-child .process-step__num,
.process-step:last-child .process-step__num {
  background: var(--green-primary);
  color: var(--white);
}
.process-step h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.process-step p {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ============================================
   STATS COUNTER SECTION
   ============================================ */
.stats-section {
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.05) 0%, transparent 60%);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  z-index: 1;
}
.stat-item {
  text-align: center;
  padding: 56px 24px;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-item:last-child { border-right: none; }
.stat-item__num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-item__num span { color: var(--green-light); }
.stat-item__label {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

/* ============================================
   WHY JET SECTION
   ============================================ */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.split-section--reverse .split-content { order: 2; }
.split-section--reverse .split-visual { order: 1; }

.split-visual__wrapper {
  background: linear-gradient(135deg, var(--green-xs) 0%, var(--green-pale) 100%);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
}
.split-visual__diagram {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.diagram-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.diagram-box {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  flex: 1;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}
.diagram-box.green-bg {
  background: var(--green-primary);
  color: var(--white);
}
.diagram-box.mid-bg {
  background: var(--green-mid);
  color: var(--white);
}
.diagram-box .dicon { font-size: 1.2rem; }
.diagram-arrow {
  color: var(--green-mid);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.checklist { display: flex; flex-direction: column; gap: 16px; margin: 28px 0; }
.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
}
.checklist-item .check {
  width: 22px; height: 22px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  font-size: 0.75rem;
  color: var(--green-primary);
  font-weight: 700;
}
.checklist-item p { color: var(--text-secondary); margin: 0; }

/* ============================================
   CASE STUDY PREVIEW
   ============================================ */
.case-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.case-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  background: var(--white);
}
.case-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}
.case-card__header {
  background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
}
/* data-icon attr removed — decorative icon now injected as .case-card__bg-icon FA element */
.case-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-light);
  background: rgba(82,183,136,0.15);
  border: 1px solid rgba(82,183,136,0.25);
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}
.case-card__header h3 { color: var(--white); font-size: 1.25rem; }
.case-card__body { padding: 28px; }
.case-card__body p { font-size: 0.92rem; margin-bottom: 20px; }
.case-card__stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.case-stat {}
.case-stat__val { font-size: 1.4rem; font-weight: 800; color: var(--green-primary); line-height: 1; }
.case-stat__label { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }
.case-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--green-primary);
  margin-top: 16px;
  transition: var(--transition);
}
.case-card__link:hover { gap: 10px; color: var(--green-dark); }

/* ============================================
   PARTNERS / LOGOS
   ============================================ */
.partners-section { background: var(--bg-light); }
.partners-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}
.partner-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.65;
  transition: var(--transition);
  filter: grayscale(1);
}
.partner-logo:hover { opacity: 1; filter: grayscale(0); }
.partner-logo__box {
  width: 80px; height: 80px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.partner-logo__name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-primary) 60%, var(--green-mid) 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 30%, rgba(255,255,255,0.04) 0%, transparent 40%);
}
.cta-banner__inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}
.cta-banner h2 { color: var(--white); margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,0.75); font-size: 1.1rem; margin-bottom: 36px; }
.cta-banner__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-col__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer__logo-img {
  height: 48px;
  width: auto;
  border-radius: 8px;
  object-fit: contain;
  display: block;
}
.footer__logo-name {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--white);
}
.footer__logo-name span { color: var(--green-light); }
.footer-col p { font-size: 0.88rem; line-height: 1.75; }
.footer__social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.footer__social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.footer__social a:hover {
  background: var(--green-primary);
  color: var(--white);
}
.footer-col h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--green-light); }
.footer__contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.88rem;
}
.footer__contact-item i { color: var(--green-light); margin-top: 3px; flex-shrink: 0; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.35); }
.footer__bottom a { color: var(--green-light); }

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--green-dark), #1a3d28);
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}
.page-hero .eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green-light);
  background: rgba(82,183,136,0.15);
  border: 1px solid rgba(82,183,136,0.3);
  padding: 5px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.page-hero h1 { color: var(--white); margin-bottom: 20px; }
.page-hero p { color: rgba(255,255,255,0.72); font-size: 1.1rem; }

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.breadcrumb__inner a { color: var(--green-primary); }
.breadcrumb__inner a:hover { text-decoration: underline; }
.breadcrumb__inner i { font-size: 0.7rem; }

/* ============================================
   FORMS
   ============================================ */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 7px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.94rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--green-primary);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.1);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ============================================
   CARDS (general reuse)
   ============================================ */
.info-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.info-card h3 { margin-bottom: 10px; }
.info-card p { font-size: 0.9rem; }

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
  position: relative;
  padding-left: 36px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--green-primary), var(--green-pale));
}
.timeline-item {
  position: relative;
  padding-bottom: 40px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -41px;
  top: 5px;
  width: 12px; height: 12px;
  background: var(--green-primary);
  border-radius: 50%;
  border: 2px solid var(--white);
  box-shadow: 0 0 0 3px var(--green-pale);
}
.timeline-item__year {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--green-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.timeline-item h4 { margin-bottom: 6px; }
.timeline-item p { font-size: 0.9rem; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.85); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.animate-up { animation: fadeInUp 0.6s ease both; }
.animate-up--d1 { animation-delay: 0.1s; }
.animate-up--d2 { animation-delay: 0.2s; }
.animate-up--d3 { animation-delay: 0.3s; }
.animate-up--d4 { animation-delay: 0.4s; }

/* ============================================
   RESPONSIVE UTILITY GRID CLASSES
   ============================================ */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.grid-2col-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-steps::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .split-section { grid-template-columns: 1fr; gap: 48px; }
  .split-section--reverse .split-content { order: 1; }
  .split-section--reverse .split-visual { order: 2; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-3col { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  /* Spacing */
  .section-pad { padding: 60px 0; }
  .section-pad--sm { padding: 40px 0; }
  .section-header { margin-bottom: 36px; }

  /* Navbar */
  .navbar__inner { padding: 0 20px; }
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }

  /* Hero */
  .hero__inner {
    grid-template-columns: 1fr;
    padding: 100px 24px 56px;
    text-align: center;
  }
  .hero__actions { justify-content: center; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .hero__visual { display: none; }
  .hero__cards { display: none; }

  /* Page hero */
  .page-hero { padding: 110px 24px 56px; }

  /* Stats section */
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item { padding: 40px 16px; }
  .stat-item__num { font-size: 2.4rem; }

  /* Grids */
  .features-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .case-cards { grid-template-columns: 1fr; }
  .grid-2col { grid-template-columns: 1fr; gap: 32px; }
  .grid-3col { grid-template-columns: 1fr; }
  .grid-2col-cards { grid-template-columns: 1fr; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; gap: 6px; }

  /* CTA actions */
  .cta-banner__actions {
    flex-direction: column;
    align-items: center;
  }
  .cta-banner__actions .btn { width: 100%; max-width: 320px; justify-content: center; }

  /* Misc */
  .intro-strip__divider { display: none; }
  .intro-strip__inner { gap: 16px; }
  .partners-logos { gap: 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .split-visual__wrapper { padding: 28px 24px; }
}

@media (max-width: 480px) {
  /* Tighter spacing */
  .container { padding: 0 16px; }
  .navbar__inner { padding: 0 16px; }
  .section-pad { padding: 48px 0; }
  .section-pad--sm { padding: 32px 0; }
  .section-header { margin-bottom: 28px; }

  /* Hero */
  .hero__inner { padding: 88px 16px 44px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .hero__stat-num { font-size: 1.7rem; }
  .hero__stat-label { font-size: 0.72rem; }
  .hero__badge { font-size: 0.7rem; max-width: 100%; }

  /* Page hero */
  .page-hero { padding: 96px 16px 48px; }

  /* Stats */
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: 32px 16px; }
  .stat-item:last-child { border-bottom: none; }
  .stat-item__num { font-size: 2.2rem; }

  /* Buttons */
  .btn--lg { padding: 14px 24px; font-size: 0.95rem; }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; max-width: 280px; justify-content: center; }

  /* Cards */
  .feature-card { padding: 28px 20px; }
  .split-visual__wrapper { padding: 20px 16px; }

  /* Footer */
  .footer__grid { gap: 24px; }
  .footer { padding: 48px 0 0; }

  /* Stats items — ensure 2×2 even at 480px */
  .hero__stats { grid-template-columns: repeat(2, 1fr); }

  /* Intro strip tight gap */
  .intro-strip__inner { gap: 12px; padding: 0 16px; }

  /* Partners tighter */
  .partners-logos { gap: 16px; }
}

/* ============================================
   MOBILE NAV — open state
   ============================================ */
.nav-open .nav-menu {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: var(--white);
  padding: 8px 12px 20px;
  gap: 2px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.18);
  z-index: 999;
  border-top: 3px solid var(--green-primary);
  animation: slideDown 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  max-height: calc(100vh - 72px);
  overflow-y: auto;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Regular nav links in mobile menu */
.nav-open .nav-link {
  color: var(--text-primary);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
}
.nav-open .nav-link::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: var(--transition);
}
.nav-open .nav-link:hover {
  background: var(--green-xs);
  color: var(--green-primary);
}
.nav-open .nav-link:hover::before {
  background: var(--green-light);
}

/* Active page link */
.nav-open .nav-link.active {
  background: var(--green-pale);
  color: var(--green-primary);
  font-weight: 700;
}
.nav-open .nav-link.active::before {
  background: var(--green-primary);
  width: 8px; height: 8px;
}

/* Divider before Contact Us */
.nav-open .nav-menu li:last-child {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* Contact Us CTA — always solid green in mobile menu */
.nav-open .nav-cta {
  display: block;
  text-align: center;
  background: var(--green-primary);
  color: var(--white);
  border: 2px solid var(--green-primary);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: var(--transition);
}
.nav-open .nav-cta:hover,
.nav-open .nav-cta.active {
  background: var(--green-dark);
  border-color: var(--green-dark);
  color: var(--white);
}

/* Hamburger → X animation */
.nav-open .nav-hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-open .nav-hamburger span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-open .nav-hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.nav-hamburger span { transition: var(--transition); }

/* ============================================
   ICON HELPERS (replaces emoji usage)
   ============================================ */

/* Country flag badges */
.flag-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 20px;
  border-radius: 4px;
  font-size: .58rem;
  font-weight: 800;
  color: white;
  letter-spacing: .04em;
  flex-shrink: 0;
}
.flag-badge--jp { background: #BC002D; }
.flag-badge--au { background: #00008B; }
.flag-badge--cn { background: #DE2910; }

/* FA icons inside icon containers */
.hero__card-icon i,
.microbe-icon i,
.output-icon i,
.partner-logo__box i,
.cs-icon-lg i,
.case-overview-icon i {
  font-size: inherit;
  color: inherit;
}

/* Case card decorative background icon (replaces data-icon emoji) */
.case-card__bg-icon {
  position: absolute;
  right: 24px;
  bottom: 12px;
  font-size: 4rem;
  opacity: 0.13;
  color: white;
}

/* Diagram icon sizing */
.diagram-box i.dicon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Inline text icon alignment */
.icon-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* Sector card icon in h4 */
.sector-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--green-pale);
  border-radius: 8px;
  color: var(--green-primary);
  font-size: .95rem;
  margin-right: 10px;
  flex-shrink: 0;
}

/* Biomass diagram icons */
.diag-icon {
  font-size: 1rem;
  margin-right: 6px;
}