:root {
  --navy-950: #041427;
  --navy-900: #061d34;
  --navy-800: #0a2b4b;
  --navy-700: #103a61;
  --blue-100: #e8f1f8;
  --blue-50: #f4f8fc;
  --emerald: #08b98d;
  --emerald-dark: #047f67;
  --gold: #c6a45d;
  --gold-light: #f0dfb8;
  --ink: #122033;
  --muted: #637286;
  --line: rgba(14, 43, 73, .12);
  --white: #ffffff;
  --shadow-sm: 0 12px 32px rgba(6, 29, 52, .12);
  --shadow-lg: 0 26px 60px rgba(6, 29, 52, .22);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --sidebar-width: 318px;
  --max-content: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", "PingFang SC", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--blue-50);
  line-height: 1.6;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

p, h1, h2, h3 {
  margin-top: 0;
}

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

::selection {
  background: rgba(8, 185, 141, .24);
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 1000;
  transform: translateY(-160%);
  background: var(--white);
  color: var(--navy-900);
  padding: 10px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.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;
}

.mobile-topbar {
  display: none;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 28px 24px;
  color: var(--white);
  background:
    radial-gradient(circle at 18% 18%, rgba(8, 185, 141, .18), transparent 34%),
    linear-gradient(165deg, #061d34 0%, #041427 52%, #071928 100%);
  box-shadow: 10px 0 40px rgba(6, 29, 52, .25);
}

.sidebar::after {
  content: "";
  position: absolute;
  inset: auto 20px 18px 20px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.28), transparent);
}

.brand {
  display: block;
  padding: 8px 0 6px;
  max-width: 100%;
  overflow: visible;
}

.brand img {
  display: block;
  width: 276px;
  max-width: calc(100% + 12px);
  height: auto;
  object-fit: contain;
  object-position: left center;
  overflow: visible;
  margin-left: -10px;
}

.side-nav {
  display: grid;
  gap: 7px;
  margin-top: 4px;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 10px 14px 10px 18px;
  border-radius: 14px;
  color: rgba(255, 255, 255, .76);
  font-size: .94rem;
  font-weight: 650;
  letter-spacing: .01em;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}

.nav-link::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 12px;
  border-radius: 99px;
  background: rgba(255,255,255,.24);
  transition: background .2s ease, box-shadow .2s ease;
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active {
  color: var(--white);
  background: rgba(255, 255, 255, .09);
  transform: translateX(2px);
}

.nav-link.active::before {
  background: var(--emerald);
  box-shadow: 0 0 0 5px rgba(8, 185, 141, .13);
}

.sidebar-tools {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.language-card {
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255, 255, 255, .06);
  border-radius: var(--radius-sm);
  padding: 14px;
  backdrop-filter: blur(14px);
}

.language-card p {
  margin: 0 0 10px;
  color: rgba(255,255,255,.72);
  font-size: .78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.language-toggle {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.lang-button {
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  padding: 10px 12px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-weight: 800;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.lang-button:hover,
.lang-button:focus-visible,
.lang-button.active {
  color: var(--navy-900);
  background: var(--white);
  border-color: var(--white);
}

.sidebar-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--emerald), #32d2ac);
  color: var(--navy-950);
  font-weight: 900;
  box-shadow: 0 18px 38px rgba(8,185,141,.22);
  transition: transform .2s ease, box-shadow .2s ease;
}

.sidebar-cta:hover,
.sidebar-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 44px rgba(8,185,141,.3);
}

.sidebar-backdrop {
  display: none;
}

.site-main {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
}

.section {
  position: relative;
  padding: 106px 0;
}

.section-inner {
  width: min(calc(100% - 56px), var(--max-content));
  margin-inline: auto;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-heading h2,
.section-copy h2,
.leader-copy h2,
.contact-copy h2 {
  color: var(--navy-900);
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.045em;
  margin-bottom: 18px;
}

.section-heading p,
.section-copy p,
.leader-copy p,
.contact-copy p {
  color: var(--muted);
  font-size: 1.04rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--emerald-dark);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 30px;
  height: 2px;
  border-radius: 99px;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 900;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--navy-950);
  background: linear-gradient(135deg, var(--emerald), #4be2bd);
  box-shadow: 0 18px 42px rgba(8,185,141,.28);
}

.btn-secondary {
  color: var(--white);
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.22);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: rgba(255,255,255,.14);
}

.full-width {
  width: 100%;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy-950);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 20, 39, .98) 0%, rgba(4,20,39,.82) 42%, rgba(4,20,39,.48) 72%, rgba(4,20,39,.66) 100%),
    url("../images/hero-fleet-modernization.jpg") center/cover no-repeat;
  transform: scale(1.02);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, rgba(0,0,0,.65), transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(310px, .82fr);
  gap: 34px;
  align-items: end;
}

.hero-copy {
  max-width: 820px;
  padding-top: 60px;
}

.hero .eyebrow {
  color: var(--emerald);
}

.hero h1 {
  font-size: clamp(2.55rem, 6vw, 6rem);
  line-height: .95;
  letter-spacing: -.065em;
  margin-bottom: 24px;
}

.hero-subtitle {
  max-width: 730px;
  color: rgba(255,255,255,.78);
  font-size: clamp(1.05rem, 1.9vw, 1.35rem);
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg);
  background: rgba(4, 20, 39, .62);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
}

.metric-block {
  min-height: 148px;
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.1);
}

.metric-block strong {
  display: block;
  color: var(--white);
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1;
  letter-spacing: -.04em;
  margin-bottom: 13px;
}

.metric-block span {
  display: block;
  color: rgba(255,255,255,.72);
  font-size: .92rem;
  font-weight: 700;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .88fr);
  gap: 54px;
  align-items: center;
}

.about-section {
  background:
    radial-gradient(circle at 94% 12%, rgba(8,185,141,.1), transparent 26%),
    var(--blue-50);
}

.timeline {
  position: relative;
  display: grid;
  gap: 22px;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 7px;
  bottom: 7px;
  left: 5px;
  width: 2px;
  background: linear-gradient(var(--emerald), rgba(8,185,141,.1));
}

.timeline article {
  position: relative;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
}

.timeline article::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 30px;
  width: 13px;
  height: 13px;
  border-radius: 999px;
  border: 4px solid var(--blue-50);
  background: var(--emerald);
  box-shadow: 0 0 0 4px rgba(8,185,141,.16);
}

.timeline span {
  color: var(--emerald-dark);
  font-weight: 900;
}

.timeline h3 {
  margin: 5px 0 8px;
  color: var(--navy-900);
  font-size: 1.1rem;
}

.timeline p {
  color: var(--muted);
  margin: 0;
  font-size: .96rem;
}

.card-grid {
  display: grid;
  gap: 22px;
  margin-top: 46px;
}

.three-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card,
.solution-card,
.country-card,
.sustain-card,
.gallery-card,
.contact-card,
.leadership-panel,
.visual-card,
.diagnostic,
.process-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.88);
  box-shadow: var(--shadow-sm);
}

.info-card {
  padding: 28px;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 16px;
  color: var(--navy-900);
  background: linear-gradient(135deg, rgba(8,185,141,.2), rgba(198,164,93,.22));
  font-weight: 950;
}

.info-card h3,
.solution-card h3,
.country-card h3,
.sustain-card h3 {
  color: var(--navy-900);
  font-size: 1.25rem;
  line-height: 1.18;
  margin-bottom: 12px;
}

.info-card p,
.solution-card p,
.country-card p,
.sustain-card p {
  color: var(--muted);
  margin: 0;
}

.dark-section {
  color: var(--white);
  background:
    radial-gradient(circle at 16% 8%, rgba(8,185,141,.16), transparent 25%),
    radial-gradient(circle at 92% 88%, rgba(198,164,93,.13), transparent 25%),
    linear-gradient(145deg, var(--navy-900), var(--navy-950));
}

.dark-section .section-heading h2,
.dark-section .process-copy h3,
.dark-section .sustain-card h3 {
  color: var(--white);
}

.dark-section .section-heading p,
.dark-section .process-copy p,
.dark-section .sustain-card p {
  color: rgba(255,255,255,.72);
}

.dark-section .eyebrow {
  color: var(--emerald);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.solution-card,
.sustain-card {
  padding: 26px;
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
}

.solution-card h3,
.solution-card p {
  color: var(--white);
}

.solution-card p,
.sustain-card p {
  color: rgba(255,255,255,.72);
}

.process-panel {
  margin-top: 26px;
  display: grid;
  grid-template-columns: .62fr 1.38fr;
  gap: 24px;
  padding: 26px;
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.14);
}

.process-copy h3 {
  font-size: clamp(1.7rem, 3vw, 2.55rem);
  line-height: 1.05;
  letter-spacing: -.04em;
  margin-bottom: 14px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.process-steps article,
.next-steps article {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.12);
}

.process-steps span,
.next-steps span {
  color: var(--emerald);
  font-size: 1.25rem;
  font-weight: 950;
  letter-spacing: -.02em;
}

.process-steps strong,
.next-steps strong {
  color: var(--white);
  line-height: 1.15;
}

.process-steps small,
.next-steps small {
  color: rgba(255,255,255,.66);
  font-size: .78rem;
  line-height: 1.45;
}

.model-section {
  background: var(--white);
}

.visual-card {
  overflow: hidden;
  background: var(--white);
}

.visual-card img {
  width: 100%;
  height: auto;
  min-height: 100%;
  object-fit: contain;
  display: block;
}

.actor-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.actor-list article {
  display: grid;
  gap: 3px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--blue-50);
}

.actor-list strong {
  color: var(--navy-900);
  font-size: 1rem;
}

.actor-list span {
  color: var(--muted);
  font-size: .94rem;
}

.diagnostic {
  margin-top: 48px;
  overflow: hidden;
}

.diagnostic-heading {
  padding: 30px 30px 18px;
}

.diagnostic-heading h3 {
  color: var(--navy-900);
  font-size: clamp(1.6rem, 3vw, 2.45rem);
  line-height: 1.05;
  letter-spacing: -.035em;
  margin-bottom: 0;
}

.diagnostic-table {
  display: grid;
}

.diag-row {
  display: grid;
  grid-template-columns: .72fr 1.15fr 1.15fr;
  border-top: 1px solid var(--line);
}

.diag-row > div {
  padding: 18px 22px;
  border-left: 1px solid var(--line);
}

.diag-row > div:first-child {
  border-left: 0;
  font-weight: 850;
  color: var(--navy-900);
}

.diag-header {
  color: var(--white);
  background: var(--navy-900);
  font-weight: 900;
}

.diag-header > div:first-child,
.diag-header > div {
  color: var(--white);
}

.diag-row:not(.diag-header) > div:nth-child(3) {
  background: rgba(8,185,141,.09);
}

.impact-section {
  background:
    linear-gradient(180deg, var(--blue-50) 0%, #ffffff 100%);
}

.impact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .86fr);
  gap: 28px;
  align-items: stretch;
}

.map-card img {
  height: 100%;
  min-height: 460px;
}

.impact-cards {
  display: grid;
  gap: 18px;
}

.country-card {
  padding: 24px;
}

.country-card span {
  color: var(--emerald-dark);
  display: inline-block;
  font-size: .78rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .13em;
  margin-bottom: 9px;
}

.visual-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.gallery-card {
  overflow: hidden;
  margin: 0;
}

.gallery-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.gallery-card figcaption {
  padding: 15px 18px 18px;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 700;
}

.partnerships-section {
  background: var(--white);
}

.partner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 26px;
}

.partner-tags span {
  padding: 9px 13px;
  border-radius: 999px;
  color: var(--navy-900);
  background: var(--blue-50);
  border: 1px solid var(--line);
  font-size: .88rem;
  font-weight: 800;
}

.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.leadership-section {
  background:
    radial-gradient(circle at 10% 10%, rgba(198,164,93,.12), transparent 24%),
    var(--blue-50);
}

.leadership-panel {
  display: grid;
  grid-template-columns: 160px 1fr .68fr;
  gap: 34px;
  align-items: center;
  padding: 38px;
  background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(255,255,255,.8));
}

.leader-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  border-radius: 42px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(8,185,141,.88), rgba(198,164,93,.86)),
    var(--navy-900);
  font-size: 6rem;
  line-height: 1;
  font-weight: 950;
  box-shadow: 0 24px 50px rgba(6,29,52,.18);
}

.leader-facts {
  display: grid;
  gap: 14px;
}

.leader-facts article {
  padding: 18px;
  border-radius: 18px;
  background: var(--blue-50);
  border: 1px solid var(--line);
}

.leader-facts strong {
  display: block;
  color: var(--navy-900);
  font-size: 1.05rem;
  line-height: 1.1;
  margin-bottom: 4px;
}

.leader-facts span {
  display: block;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 700;
}

.contact-section {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(4,20,39,.98), rgba(6,29,52,.9)),
    url("../images/next-fleet-structure.webp") center/cover no-repeat;
}

.contact-section .eyebrow {
  color: var(--emerald);
}

.contact-section .contact-copy h2,
.contact-section .contact-card h3 {
  color: var(--white);
}

.contact-section .contact-copy p {
  color: rgba(255,255,255,.74);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 420px);
  gap: 34px;
  align-items: start;
}

.next-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.contact-card {
  padding: 28px;
  color: var(--white);
  background: rgba(4, 20, 39, .68);
  border-color: rgba(255,255,255,.14);
  backdrop-filter: blur(16px);
  font-style: normal;
}

.contact-card h3 {
  margin-bottom: 20px;
  line-height: 1.2;
}

.contact-card p {
  color: rgba(255,255,255,.76);
  margin: 0 0 18px;
}

.contact-card p span:first-child {
  color: var(--emerald);
  font-size: .75rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.contact-card a:not(.btn) {
  color: var(--white);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(8,185,141,.6);
  text-underline-offset: 4px;
}

.site-footer {
  background: var(--navy-950);
  color: rgba(255,255,255,.66);
  padding: 26px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-size: .92rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--white);
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1260px) {
  .solutions-grid,
  .sustainability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-panel,
  .leadership-panel {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .leader-mark {
    width: 150px;
  }
}

@media (max-width: 980px) {
  :root {
    --sidebar-width: 300px;
  }

  html {
    scroll-padding-top: 76px;
  }

  .mobile-topbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 70;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    padding: 12px 18px;
    background: rgba(4, 20, 39, .92);
    border-bottom: 1px solid rgba(255,255,255,.12);
    backdrop-filter: blur(18px);
  }

  .mobile-brand img {
    display: block;
    width: 236px;
    max-width: min(68vw, 236px);
    height: auto;
    object-fit: contain;
    object-position: left center;
    overflow: visible;
  }

  .menu-toggle {
    display: inline-grid;
    gap: 5px;
    width: 46px;
    height: 46px;
    place-content: center;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 14px;
    background: rgba(255,255,255,.08);
    cursor: pointer;
  }

  .menu-toggle span:not(.sr-only) {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--white);
    border-radius: 99px;
  }

  .sidebar {
    transform: translateX(-104%);
    transition: transform .25s ease;
    padding-top: 90px;
  }

  body.menu-open .sidebar {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 55;
    display: block;
    pointer-events: none;
    opacity: 0;
    border: 0;
    background: rgba(4, 20, 39, .62);
    transition: opacity .25s ease;
  }

  body.menu-open .sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .brand {
    display: none;
  }

  .site-main {
    margin-left: 0;
  }

  .section {
    padding: 86px 0;
  }

  .hero {
    padding-top: 72px;
    min-height: auto;
  }

  .hero-inner,
  .two-column,
  .impact-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding-top: 36px;
  }

  .hero-panel,
  .three-card-grid,
  .visual-gallery,
  .next-steps {
    grid-template-columns: 1fr;
  }

  .reverse-on-mobile .visual-card {
    order: 2;
  }

  .reverse-on-mobile .section-copy {
    order: 1;
  }

  .map-card img {
    min-height: 0;
  }

  .leadership-panel {
    padding: 28px;
  }

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

@media (max-width: 720px) {
  .section-inner {
    width: min(calc(100% - 34px), var(--max-content));
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-panel,
  .solutions-grid,
  .sustainability-grid,
  .process-steps {
    grid-template-columns: 1fr;
  }

  .section-heading h2,
  .section-copy h2,
  .leader-copy h2,
  .contact-copy h2 {
    font-size: clamp(2rem, 12vw, 3.2rem);
  }

  .hero h1 {
    font-size: clamp(2.5rem, 14vw, 4rem);
  }

  .diag-row,
  .diag-header {
    display: block;
  }

  .diag-header {
    display: none;
  }

  .diag-row {
    border-top: 1px solid var(--line);
    padding: 12px 0;
  }

  .diag-row > div {
    border-left: 0;
    padding: 9px 20px;
  }

  .diag-row > div:nth-child(2)::before {
    content: "Traditional: ";
    font-weight: 900;
    color: var(--navy-900);
  }

  html[lang="es"] .diag-row > div:nth-child(2)::before {
    content: "Tradicional: ";
  }

  .diag-row > div:nth-child(3)::before {
    content: "AMSA: ";
    font-weight: 900;
    color: var(--navy-900);
  }

  .mobile-brand img {
    width: 220px;
    max-width: min(68vw, 220px);
    height: auto;
    object-fit: contain;
    object-position: center;
    overflow: visible;
  }

  .metric-block {
    min-height: 120px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}


/* Expanded content added from full AMSA source materials */
.sidebar {
  overflow-y: auto;
}

.capability-panel {
  margin-top: 26px;
  padding: 30px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.08);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.capability-heading {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 24px;
  align-items: end;
  margin-bottom: 22px;
}

.capability-heading h3,
.mandates-panel h3,
.founder-business-panel h3 {
  color: var(--white);
  font-size: clamp(1.65rem, 3vw, 2.6rem);
  line-height: 1.05;
  letter-spacing: -.04em;
  margin: 0;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.capability-grid article {
  min-height: 188px;
  padding: 20px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.1);
}

.capability-grid span {
  display: inline-block;
  color: var(--emerald);
  font-weight: 950;
  margin-bottom: 12px;
}

.capability-grid strong {
  display: block;
  color: var(--white);
  font-size: 1.05rem;
  line-height: 1.16;
  margin-bottom: 10px;
}

.capability-grid p {
  color: rgba(255,255,255,.72);
  font-size: .9rem;
  margin: 0;
}

.track-record-section {
  background:
    radial-gradient(circle at 92% 8%, rgba(8,185,141,.1), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, var(--blue-50) 100%);
}

.ledger-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 26px;
}

.ledger-metrics article,
.ledger-accordion details,
.founder-summary-card,
.bio-card,
.mandates-panel,
.founder-business-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.9);
  box-shadow: var(--shadow-sm);
}

.ledger-metrics article {
  padding: 24px;
}

.ledger-metrics strong {
  display: block;
  color: var(--navy-900);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1;
  letter-spacing: -.04em;
  margin-bottom: 9px;
}

.ledger-metrics span {
  display: block;
  color: var(--muted);
  font-size: .9rem;
  font-weight: 750;
}

.ledger-accordion {
  display: grid;
  gap: 16px;
}

.ledger-accordion details {
  overflow: hidden;
}

.ledger-accordion summary {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 18px;
  align-items: center;
  padding: 22px 26px;
  cursor: pointer;
  list-style: none;
  background: linear-gradient(135deg, rgba(6,29,52,.98), rgba(10,43,75,.94));
  color: var(--white);
}

.ledger-accordion summary::-webkit-details-marker {
  display: none;
}

.ledger-accordion summary span {
  color: var(--emerald);
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.ledger-accordion summary strong {
  font-size: 1.12rem;
  line-height: 1.15;
}

.ledger-intro {
  padding: 24px 26px 0;
  color: var(--muted);
  margin: 0;
}

.ledger-list {
  list-style: none;
  margin: 0;
  padding: 18px 26px 26px;
  display: grid;
  gap: 10px;
}

.ledger-list li {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--blue-50);
}

.ledger-list span {
  color: var(--emerald-dark);
  font-weight: 950;
}

.ledger-list p {
  color: var(--ink);
  font-size: .94rem;
  margin: 0;
}

.founder-layout {
  display: grid;
  grid-template-columns: minmax(320px, .58fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.founder-summary-card {
  position: sticky;
  top: 24px;
  padding: 30px;
}

.founder-summary-card .leader-mark {
  width: 136px;
  margin-bottom: 26px;
  font-size: 4.5rem;
  border-radius: 34px;
}

.founder-summary-card .leader-mark--founder {
  font-size: 2.9rem;
  letter-spacing: .02em;
}

.founder-summary-card h3 {
  color: var(--navy-900);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -.035em;
  margin-bottom: 14px;
}

.founder-summary-card p {
  color: var(--muted);
}

.founder-summary-card .leader-photo {
  width: 100%;
  height: auto;
  border-radius: 24px;
  margin-bottom: 22px;
  background: var(--blue-50);
  border: 1px solid var(--line);
  box-shadow: 0 24px 50px rgba(6, 29, 52, .18);
}

.founder-summary-card .leader-role {
  display: inline-flex;
  color: var(--emerald-dark);
  font-size: .76rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin: 0 0 8px;
}

.founder-summary-card .leader-affiliation {
  color: var(--navy-900);
  font-weight: 800;
  font-size: .98rem;
  margin: 0 0 14px;
}

.founder-quickfacts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 22px;
}

.founder-quickfacts article {
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--blue-50);
}

.founder-quickfacts strong {
  display: block;
  color: var(--navy-900);
  font-size: 1.05rem;
  line-height: 1;
  margin-bottom: 6px;
}

.founder-quickfacts span {
  display: block;
  color: var(--muted);
  font-size: .8rem;
  font-weight: 750;
  line-height: 1.35;
}

.founder-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.bio-card {
  padding: 26px;
}

.bio-card > span {
  display: inline-flex;
  color: var(--emerald-dark);
  font-size: .76rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 13px;
}

.bio-card h3 {
  color: var(--navy-900);
  font-size: 1.28rem;
  line-height: 1.15;
  margin-bottom: 13px;
}

.bio-card p {
  color: var(--muted);
  font-size: .96rem;
  margin: 0;
}

.mandates-panel,
.founder-business-panel {
  margin-top: 24px;
  padding: 30px;
}

.mandates-panel {
  display: grid;
  grid-template-columns: .46fr 1fr;
  gap: 30px;
  background: linear-gradient(135deg, rgba(6,29,52,.98), rgba(10,43,75,.94));
}

.mandates-panel .eyebrow,
.founder-business-panel .eyebrow {
  color: var(--emerald);
}

.mandates-panel h3 {
  color: var(--white);
}

.mandate-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mandate-list li {
  position: relative;
  padding: 16px 18px 16px 44px;
  border-radius: 18px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
}

.mandate-list li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 99px;
  background: var(--emerald);
  box-shadow: 0 0 0 5px rgba(8,185,141,.12);
}

.founder-business-panel {
  background: rgba(255,255,255,.92);
}

.founder-business-panel h3 {
  color: var(--navy-900);
}

.business-heading {
  max-width: 900px;
  margin-bottom: 24px;
}

.business-heading p:last-child {
  color: var(--muted);
  max-width: 780px;
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.business-grid article {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--blue-50);
}

.business-grid strong {
  display: block;
  color: var(--navy-900);
  margin-bottom: 8px;
  font-size: 1rem;
}

.business-grid span {
  display: block;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.5;
}

@media (max-width: 1260px) {
  .capability-grid,
  .business-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ledger-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .capability-heading,
  .founder-layout,
  .mandates-panel {
    grid-template-columns: 1fr;
  }

  .founder-summary-card {
    position: relative;
    top: auto;
  }
}

@media (max-width: 720px) {
  .capability-grid,
  .ledger-metrics,
  .founder-detail-grid,
  .founder-quickfacts,
  .business-grid {
    grid-template-columns: 1fr;
  }

  .ledger-accordion summary,
  .ledger-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .capability-panel,
  .mandates-panel,
  .founder-business-panel,
  .founder-summary-card,
  .bio-card {
    padding: 22px;
  }
}


/* Regional Impact revision: use a clean map image and keep all data as accessible HTML text. */
.map-card {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 460px;
  padding: clamp(14px, 2vw, 24px);
  background:
    radial-gradient(circle at 52% 44%, rgba(8,185,141,.08), transparent 38%),
    linear-gradient(145deg, #ffffff, #edf4fa);
}

.map-card img {
  width: 100%;
  height: auto;
  min-height: 0;
  max-height: 540px;
  object-fit: contain;
}

.impact-total-card {
  background:
    linear-gradient(135deg, rgba(6,29,52,.97), rgba(10,43,75,.94));
  color: var(--white);
  border-color: rgba(255,255,255,.1);
}

.impact-total-card span {
  color: var(--emerald);
}

.impact-mini-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.impact-mini-stats div {
  padding: 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.1);
}

.impact-mini-stats strong {
  display: block;
  color: var(--white);
  font-size: clamp(1.55rem, 3vw, 2.45rem);
  line-height: 1;
  letter-spacing: -.04em;
}

.impact-mini-stats small {
  display: block;
  margin-top: 7px;
  color: rgba(255,255,255,.72);
  font-size: .78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}

@media (max-width: 980px) {
  .map-card {
    min-height: auto;
  }

  .map-card img {
    max-height: none;
  }
}

@media (max-width: 480px) {
  .impact-mini-stats {
    grid-template-columns: 1fr;
  }
}

/* Regional impact image refinement: keep the embedded map/ledger artwork fully visible. */
.map-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fafc 100%);
}

.map-card img {
  width: 100%;
  height: auto;
  min-height: 0;
  max-height: 560px;
  object-fit: contain;
  border-radius: calc(var(--radius-lg) - 10px);
}

@media (max-width: 980px) {
  .map-card {
    padding: 10px;
  }

  .map-card img {
    max-height: none;
  }
}


/* Trilingual and ultra-premium visual refinements */
.ambient-network {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 78% 18%, rgba(8,185,141,.12), transparent 28%),
    radial-gradient(circle at 18% 74%, rgba(198,164,93,.1), transparent 25%);
}

html[data-language="zh"] body {
  letter-spacing: .005em;
}

html[data-language="zh"] .eyebrow,
html[data-language="zh"] .nav-link,
html[data-language="zh"] .lang-button,
html[data-language="zh"] .sidebar-cta {
  letter-spacing: .06em;
}

.sidebar {
  border-right: 1px solid rgba(255,255,255,.1);
  background:
    linear-gradient(180deg, rgba(255,255,255,.055), transparent 26%),
    radial-gradient(circle at 20% 12%, rgba(8,185,141,.24), transparent 28%),
    radial-gradient(circle at 88% 82%, rgba(198,164,93,.16), transparent 26%),
    linear-gradient(165deg, #061d34 0%, #041427 52%, #071928 100%);
}

.sidebar::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.65), transparent 78%);
  pointer-events: none;
}

.sidebar > * { position: relative; z-index: 1; }

.lang-button {
  font-size: .76rem;
  padding-inline: 8px;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: 1;
  right: max(-220px, -12vw);
  top: 9vh;
  width: min(760px, 56vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(8,185,141,.2), transparent 26%),
    repeating-radial-gradient(circle, rgba(255,255,255,.16) 0 1px, transparent 1px 54px);
  opacity: .72;
  filter: drop-shadow(0 0 55px rgba(8,185,141,.22));
  animation: orbitalFloat 18s ease-in-out infinite alternate;
}

@keyframes orbitalFloat {
  from { transform: translate3d(0,0,0) rotate(-6deg); }
  to { transform: translate3d(-22px,18px,0) rotate(8deg); }
}

.hero-panel,
.process-panel,
.capability-panel,
.china-bridge,
.leadership-panel,
.mandates-panel,
.contact-card {
  backdrop-filter: blur(20px) saturate(1.18);
}

.hero-command-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 24px;
}

.hero-command-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.075);
  font-size: .78rem;
  font-weight: 850;
}

.hero-command-strip span::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 99px;
  background: var(--emerald);
  box-shadow: 0 0 14px rgba(8,185,141,.9);
}

.info-card,
.solution-card,
.country-card,
.sustain-card,
.gallery-card,
.visual-card,
.founder-summary-card,
.bio-card,
.business-grid article,
.ledger-metrics article,
.ledger-accordion details {
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

@media (hover: hover) {
  .info-card:hover,
  .solution-card:hover,
  .country-card:hover,
  .sustain-card:hover,
  .gallery-card:hover,
  .visual-card:hover,
  .founder-summary-card:hover,
  .bio-card:hover,
  .business-grid article:hover,
  .ledger-metrics article:hover,
  .ledger-accordion details:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 72px rgba(6, 29, 52, .18);
    border-color: rgba(8,185,141,.26);
  }

  .gallery-card:hover img,
  .visual-card:hover img {
    transform: scale(1.025);
  }
}

.visual-card img,
.gallery-card img {
  transition: transform .38s ease;
}

.dark-section::before,
.track-record-section::before,
.leadership-section::before,
.impact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(6,29,52,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6,29,52,.04) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,.68), transparent);
}

.dark-section::before {
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
}

.section > .section-inner { position: relative; z-index: 1; }

.china-bridge {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(320px, .8fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  margin-top: 34px;
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius-lg);
  color: var(--white);
  background:
    radial-gradient(circle at 18% 18%, rgba(8,185,141,.18), transparent 28%),
    radial-gradient(circle at 90% 80%, rgba(198,164,93,.17), transparent 28%),
    linear-gradient(135deg, rgba(6,29,52,.98), rgba(4,20,39,.94));
  box-shadow: 0 34px 78px rgba(6,29,52,.22);
}

.china-bridge::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(120deg, transparent 0%, rgba(8,185,141,.17) 38%, rgba(255,255,255,.18) 50%, rgba(198,164,93,.14) 62%, transparent 100%);
  transform: translateX(-72%);
  animation: shimmer 7s ease-in-out infinite;
  pointer-events: none;
}

@keyframes shimmer {
  0%, 34% { transform: translateX(-78%); opacity: 0; }
  48% { opacity: .72; }
  72%, 100% { transform: translateX(78%); opacity: 0; }
}

.china-bridge > * {
  position: relative;
  z-index: 1;
}

.china-bridge-visual {
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 8px);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.05), 0 24px 56px rgba(0,0,0,.25);
}

.china-bridge-visual img {
  width: 100%;
  height: auto;
}

.china-bridge-copy h3 {
  color: var(--white);
  font-size: clamp(1.9rem, 3.8vw, 3.8rem);
  line-height: 1.01;
  letter-spacing: -.045em;
  margin-bottom: 16px;
}

.china-bridge-copy p:not(.eyebrow) {
  color: rgba(255,255,255,.74);
  font-size: 1.02rem;
  max-width: 780px;
}

.bridge-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.bridge-kpis article {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.13);
  background: rgba(255,255,255,.08);
}

.bridge-kpis strong {
  display: block;
  color: var(--white);
  margin-bottom: 7px;
  line-height: 1.16;
}

.bridge-kpis span {
  display: block;
  color: rgba(255,255,255,.66);
  font-size: .86rem;
  line-height: 1.45;
}

@media (max-width: 980px) {
  .china-bridge {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .bridge-kpis {
    grid-template-columns: 1fr;
  }

  .hero-command-strip {
    display: grid;
    grid-template-columns: 1fr;
  }

  .lang-button {
    font-size: .72rem;
  }

  html[data-language="zh"] .diag-row > div:nth-child(2)::before {
    content: "传统：";
  }
}


.public-experience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.public-experience-grid article,
.discretion-note {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow-sm);
}

.public-experience-grid article {
  padding: 26px;
  position: relative;
  overflow: hidden;
}

.public-experience-grid article::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--emerald), var(--gold));
}

.public-experience-grid span {
  display: inline-block;
  color: var(--emerald-dark);
  font-size: .78rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: .13em;
  margin-bottom: 12px;
}

.public-experience-grid strong {
  display: block;
  color: var(--navy-900);
  font-size: 1.18rem;
  line-height: 1.16;
  margin-bottom: 12px;
}

.public-experience-grid p,
.discretion-note p {
  color: var(--muted);
  margin: 0;
}

.discretion-note {
  margin-top: 20px;
  padding: 22px 26px;
}

.visual-card img[src$=".svg"],
.gallery-card img[src$=".svg"] {
  object-fit: contain;
  background: #f6fafc;
}

.visual-card img[src$=".svg"] {
  min-height: 0;
  height: auto;
}

.gallery-card img[src$=".svg"] {
  padding: 0;
}

@media (max-width: 980px) {
  .public-experience-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .public-experience-grid { grid-template-columns: 1fr; }
}

.mobile-brand {
  display: block;
  max-width: 100%;
  overflow: visible;
}