:root {
  --color-bg: #ffffff;
  --color-bg-soft: #f8fafc;
  --color-panel: #ffffff;
  --color-panel-alt: #eef4f9;
  --color-ink: #10233d;
  --color-ink-soft: #42546c;
  --color-heading: #0b2a4a;
  --color-line: #d7e1ec;
  --color-line-strong: #b9c9da;
  --color-primary: #0b2a4a;
  --color-primary-deep: #071a30;
  --color-accent: #c85200;
  --color-accent-soft: #fff1e7;
  --color-dark-surface: #0b1f36;
  --color-dark-surface-2: #102842;
  --color-dark-text: #e6eef7;
  --color-dark-muted: #b4c3d4;
  --shadow-card: 0 24px 48px rgba(11, 42, 74, 0.1);
  --shadow-soft: 0 12px 28px rgba(11, 42, 74, 0.08);
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --container: 1200px;
  --header-height: 88px;
  --focus-ring: 0 0 0 3px rgba(249, 115, 22, 0.22);
  --font-sans:
    system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
  transition-delay: var(--reveal-delay, 0s);
}

html.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.7;
}

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

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

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

ul,
ol {
  padding-left: 1.2rem;
}

summary {
  cursor: pointer;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a.button,
.site-nav a,
.footer-links a,
.back-to-top,
.nav-toggle {
  min-height: 44px;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 12px;
}

main a:not(.button):not(.brand):not(.site-nav a):not(.footer-links a) {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
}

main a:not(.button):not(.brand):not(.site-nav a):not(.footer-links a):hover {
  color: var(--color-accent);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 200;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
}

.skip-link:focus {
  top: 1rem;
}

.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;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(11, 42, 74, 0.08);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  min-height: 44px;
}

.brand-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  gap: 0.12rem;
}

.brand-copy strong {
  color: var(--color-heading);
  font-size: 1.05rem;
  line-height: 1.2;
}

.brand-copy small {
  color: var(--color-ink-soft);
  font-size: 0.82rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  padding: 0.4rem;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  background: var(--color-bg);
  color: var(--color-primary);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 3px 0;
  background: currentColor;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 0.95rem;
  border-radius: 999px;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
  font-weight: 700;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  background: var(--color-accent-soft);
  color: var(--color-heading);
}

main [id] {
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

.hero,
.page-hero {
  padding: 4.5rem 0 4rem;
}

.hero-home {
  position: relative;
  overflow: hidden;
}

.hero-home-photo {
  background:
    linear-gradient(105deg, rgba(7, 26, 48, 0.94) 0%, rgba(7, 26, 48, 0.82) 45%, rgba(7, 26, 48, 0.68) 100%),
    url("/assets/images/hero-site-logistics.jpg") center / cover no-repeat;
}

.hero-home-photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.16), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(7, 26, 48, 0.18));
  pointer-events: none;
}

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

.hero-grid,
.split-layout,
.grid-2,
.footer-grid,
.proof-grid,
.cta-band,
.quote-layout,
.heritage-band-grid,
.impact-grid,
.advantage-grid,
.stat-grid,
.diagram-panel,
.form-grid {
  display: grid;
  gap: 1.5rem;
}

.hero-grid,
.split-layout,
.quote-layout,
.heritage-band-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
}

.grid-2,
.impact-grid,
.proof-grid,
.stat-grid,
.form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero-copy-shell {
  padding: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.hero-copy h1,
.page-hero h1 {
  margin-bottom: 1rem;
  color: #ffffff;
  font-size: clamp(2.4rem, 5vw, 4.75rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.hero-copy h2 {
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.35;
}

.hero-copy .lead {
  color: rgba(255, 255, 255, 0.78);
}

.page-hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.6rem);
}

.page-hero .lead,
.section-dark .lead,
.section-heading-invert p {
  color: var(--color-dark-muted);
}

.lead {
  max-width: 68ch;
  color: var(--color-ink-soft);
  font-size: 1.04rem;
}

.lead-dark {
  color: var(--color-ink-soft);
}

.eyebrow,
.panel-label,
.project-tag,
.footer-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow,
.panel-label,
.project-tag {
  color: var(--color-accent);
}

.eyebrow::before,
.panel-label::before,
.project-tag::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--color-accent);
}

.footer-heading {
  color: #ffffff;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-accent);
  color: #ffffff;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #a84600;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
}

.section-light .button-secondary,
.page-redirect .button-secondary,
.section .button-secondary {
  border-color: var(--color-line-strong);
  background: #ffffff;
  color: var(--color-heading);
}

.section-light .button-secondary:hover,
.section-light .button-secondary:focus-visible,
.page-redirect .button-secondary:hover,
.page-redirect .button-secondary:focus-visible,
.section .button-secondary:hover,
.section .button-secondary:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.hero-metrics,
.quick-fact-grid,
.solution-grid,
.model-grid,
.capability-preview-grid,
.case-study-grid,
.evidence-list,
.capability-stack,
.photo-grid,
.photo-grid-wide,
.footer-links {
  display: grid;
  gap: 1rem;
}

.hero-metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  padding: 0;
  margin: 1.75rem 0 0;
}

.hero-metrics li,
.quick-fact-card,
.solution-card,
.model-card,
.frame-card,
.proof-card,
.project-card,
.capability-block,
.impact-card,
.advantage-card,
.contact-panel,
.info-panel,
.table-card,
.photo-card,
.redirect-card,
.legacy-note {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.hero-metrics li {
  padding: 1.25rem;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.hero-metrics strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.04rem;
  color: #ffffff;
}

.hero-metrics span {
  color: rgba(255, 255, 255, 0.82);
}

.frame-card,
.project-card,
.solution-card,
.model-card,
.photo-card {
  overflow: hidden;
}

.frame-card img,
.project-card img,
.solution-card img,
.model-card img,
.photo-card img,
.capability-media img,
.placeholder-graphic {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-visual {
  align-self: stretch;
}

.frame-card-light,
.light-card {
  background: #fff;
}

.light-card h2,
.light-card h3 {
  color: var(--color-heading);
}

.light-card p,
.light-card li,
.light-card strong {
  color: var(--color-ink-soft);
}

.light-card .project-tag {
  color: var(--color-accent);
}

.section-dark .light-card p,
.section-dark .light-card li,
.section-dark .light-card strong,
.section-dark .light-card .project-tag {
  color: var(--color-ink-soft);
}

.frame-card-copy,
.project-card-body,
.solution-card-body,
.model-card-body,
.photo-card figcaption,
.redirect-card,
.legacy-note {
  padding: 1.35rem;
}

.frame-card-copy h3,
.section-heading h2,
.section-intro h2,
.info-panel h2,
.contact-panel h3,
.capability-content h3,
.impact-card h3,
.advantage-card h3,
.proof-panel h3 {
  margin-bottom: 0.8rem;
  color: var(--color-heading);
  font-size: clamp(1.55rem, 2.6vw, 2.5rem);
  line-height: 1.1;
}

.frame-card-copy p:last-child,
.impact-card p:last-child,
.proof-card p:last-child,
.info-panel p:last-child,
.contact-panel p:last-child,
.capability-content p:last-child {
  margin-bottom: 0;
}

.glow-card {
  box-shadow: 0 30px 60px rgba(5, 22, 39, 0.22);
}

.section {
  padding: 4rem 0;
}

.section-light {
  background: var(--color-bg-soft);
}

.section-dark,
.dark-hero,
.heritage-band,
.site-footer {
  color: var(--color-dark-text);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, var(--color-dark-surface) 0%, var(--color-primary-deep) 100%);
}

.section-heading,
.section-intro {
  max-width: 66rem;
  margin-bottom: 2rem;
}

.section-heading h2,
.section-intro h2 {
  color: var(--color-heading);
}

.section-heading p,
.section-intro p,
.section-light p,
.section-light li {
  color: var(--color-ink-soft);
}

.section-heading-invert h2 {
  color: #ffffff;
}

.section-heading-invert p,
.section-dark li,
.section-dark p {
  color: var(--color-dark-muted);
}

.section-cta {
  margin-top: 2rem;
  display: flex;
}

.quick-fact-grid,
.solution-grid,
.capability-preview-grid,
.case-study-grid,
.advantage-grid,
.model-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.quick-fact-card,
.solution-card-body,
.model-card-body,
.proof-card,
.impact-card,
.advantage-card,
.contact-panel,
.info-panel,
.table-card,
.redirect-card,
.legacy-note {
  padding: 1.4rem;
}

.quick-fact-card h3,
.solution-card h3,
.model-card h3,
.proof-card h3,
.project-card h3,
.project-card h2,
.contact-panel h3,
.info-panel h2,
.redirect-card h1,
.redirect-card h2 {
  color: var(--color-heading);
  font-size: 1.35rem;
  line-height: 1.2;
}

.quick-fact-card p:last-child,
.solution-card p:last-child,
.model-card p:last-child,
.project-card p:last-child {
  margin-bottom: 0;
}

.solution-card {
  background: #ffffff;
}

.solution-card img {
  aspect-ratio: 5 / 4;
}

.platform-card img {
  object-fit: contain;
  padding: 1.4rem;
  background:
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.12), transparent 30%),
    linear-gradient(135deg, #f7fbff 0%, #e9f1f8 100%);
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 0.75rem;
  color: var(--color-primary);
  font-weight: 800;
  text-decoration: none;
}

.text-link::after {
  content: "->";
  margin-left: 0.45rem;
  color: var(--color-accent);
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--color-accent);
}

.model-card {
  background: #ffffff;
}

.model-card img {
  aspect-ratio: 4 / 3;
}

.naming-system {
  margin-top: 1.5rem;
}

.placeholder-graphic {
  border-bottom: 1px solid var(--color-line);
  background: linear-gradient(180deg, #f6f9fc 0%, #eef4f9 100%);
}

.proof-panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.88fr) minmax(0, 1.12fr);
  overflow: hidden;
}

.proof-panel img,
.capability-block img {
  height: 100%;
}

.evidence-list,
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.evidence-list li,
.check-list li {
  position: relative;
  padding-left: 1.3rem;
}

.evidence-list li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--color-accent);
}

.evidence-list-dark li {
  color: var(--color-ink-soft);
}

.translation-block {
  margin-top: 1.2rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.85);
}

.translation-block summary {
  color: var(--color-heading);
  font-weight: 700;
}

.translation-block p {
  margin: 0.8rem 0 0;
}

.open-item {
  color: var(--color-accent);
  font-weight: 700;
}

.heritage-band .lead,
.heritage-band p {
  color: var(--color-dark-muted);
}

.stat-grid {
  align-self: stretch;
}

.stat-card {
  padding: 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
}

.stat-number {
  margin-bottom: 0.5rem;
  color: #ffffff;
  font-size: clamp(2rem, 5vw, 3.1rem);
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  margin-bottom: 0;
  color: var(--color-dark-muted);
}

.proof-grid {
  align-items: stretch;
}

.section-dark .proof-card,
.heritage-band .proof-card {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.capability-stack {
  gap: 1.5rem;
}

.capability-block {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(0, 1.18fr);
  overflow: hidden;
  padding: 0;
}

.capability-content {
  padding: 1.5rem;
}

.content-table {
  width: 100%;
  border-collapse: collapse;
}

.content-table caption {
  padding-bottom: 1rem;
  color: var(--color-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: left;
}

.content-table th,
.content-table td {
  padding: 1rem;
  border-top: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.content-table thead th {
  color: var(--color-heading);
  background: #f6f9fc;
  border-top: 0;
}

.advantage-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 1rem;
  padding: 0.65rem;
  border: 1px solid var(--color-line);
  border-radius: 18px;
  background: #f6f9fc;
}

.vision-section {
  background: linear-gradient(180deg, #f3f6fa 0%, #ffffff 100%);
}

.ceo-profile-card,
.impact-card {
  position: relative;
  padding: 1.5rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.ceo-profile-card {
  overflow: hidden;
}

.quote-mark {
  position: absolute;
  left: 1rem;
  top: 0.2rem;
  color: rgba(11, 42, 74, 0.08);
  font-size: 6rem;
  line-height: 1;
  font-weight: 800;
}

.ceo-portrait {
  width: 100%;
  aspect-ratio: 6 / 7;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid var(--color-line);
}

.ceo-meta {
  margin-top: 1rem;
}

.ceo-name {
  margin-bottom: 0.3rem;
  color: var(--color-heading);
  font-size: 1.35rem;
  font-weight: 800;
}

.ceo-credentials {
  margin-bottom: 0;
  color: var(--color-ink-soft);
}

.vision-copy p {
  color: var(--color-ink-soft);
}

.impact-card h3 {
  margin-bottom: 0.8rem;
}

.impact-number,
.impact-accent {
  color: var(--color-accent);
  font-weight: 800;
}

.impact-number {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1;
}

.cta-band {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding: 1.75rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #f9fbfd 0%, #eef4f9 100%);
  box-shadow: var(--shadow-soft);
}

.cta-band h2 {
  margin-bottom: 0.6rem;
  color: var(--color-heading);
  font-size: clamp(1.65rem, 3vw, 2.4rem);
}

.cta-band .lead {
  max-width: 56ch;
}

.photo-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.photo-card {
  background: #ffffff;
}

.photo-card figcaption {
  color: var(--color-ink-soft);
}

.diagram-panel {
  grid-template-columns: minmax(240px, 0.85fr) minmax(0, 1.15fr);
  align-items: center;
  padding: 1.4rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
}

.diagram-panel img {
  border: 1px solid var(--color-line);
  border-radius: 18px;
  background: #f6f9fc;
}

.portrait-media {
  aspect-ratio: 4 / 5;
}

.object-top {
  object-position: top center;
}

.footer-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(200px, 0.75fr) minmax(240px, 0.95fr);
  align-items: start;
}

.site-footer {
  padding: 3rem 0 1.2rem;
}

.site-footer p,
.site-footer li {
  color: var(--color-dark-muted);
}

.footer-brand {
  color: #ffffff;
  font-size: 1.18rem;
  font-weight: 800;
}

.footer-links {
  padding: 0;
  margin: 0;
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #ffffff;
}

.footer-contact li:first-child {
  color: #ffffff;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-note {
  color: var(--color-dark-text);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.form-field {
  display: grid;
  gap: 0.45rem;
}

.form-field label {
  color: var(--color-heading);
  font-weight: 700;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--color-line-strong);
  border-radius: 14px;
  background: #ffffff;
  color: var(--color-ink);
}

.form-field textarea {
  min-height: 150px;
  resize: vertical;
}

.form-field input[aria-invalid="true"],
.form-field select[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
  border-color: #dc2626;
}

.field-note,
.field-error,
.form-status {
  margin: 0;
  font-size: 0.92rem;
}

.field-note {
  color: var(--color-ink-soft);
}

.field-error {
  color: #b91c1c;
  min-height: 1.4em;
}

.form-status {
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: 14px;
  background: #f6f9fc;
  color: var(--color-heading);
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 50;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-heading);
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.page-redirect {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  place-items: center;
  padding: 2rem 0 4rem;
  background: linear-gradient(180deg, #f6f9fc 0%, #ffffff 100%);
}

.redirect-card {
  width: min(100%, 720px);
  text-align: left;
}

.redirect-card p {
  color: var(--color-ink-soft);
}

.legacy-note {
  margin-top: 1rem;
  background: #fff;
}

@media (max-width: 1279px) {
  .quick-fact-grid,
  .solution-grid,
  .model-grid,
  .advantage-grid,
  .photo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  .hero-grid,
  .split-layout,
  .quote-layout,
  .heritage-band-grid,
  .capability-block,
  .diagram-panel,
  .proof-panel,
  .footer-grid,
  .cta-band,
  .impact-grid,
  .proof-grid,
  .grid-2,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .quick-fact-grid,
  .solution-grid,
  .model-grid,
  .capability-preview-grid,
  .case-study-grid,
  .advantage-grid,
  .photo-grid,
  .photo-grid-wide,
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-band {
    justify-items: start;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 0.85rem 0;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding-bottom: 0.5rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    justify-content: flex-start;
  }

  .hero,
  .page-hero,
  .section {
    padding: 3rem 0;
  }

  .hero-copy-shell,
  .proof-card,
  .quick-fact-card,
  .impact-card,
  .advantage-card,
  .contact-panel,
  .info-panel,
  .table-card,
  .redirect-card,
  .legacy-note {
    padding: 1.2rem;
  }

  .hero-metrics,
  .quick-fact-grid,
  .solution-grid,
  .model-grid,
  .capability-preview-grid,
  .case-study-grid,
  .advantage-grid,
  .photo-grid,
  .photo-grid-wide,
  .stat-grid,
  .impact-grid,
  .proof-grid,
  .grid-2,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .cta-actions {
    width: 100%;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .back-to-top {
    right: 0.8rem;
    bottom: 0.8rem;
  }
}

@media (max-width: 480px) {
  .container {
    width: min(calc(100% - 1.25rem), var(--container));
  }

  .brand-copy small {
    display: none;
  }

  .hero-copy h1,
  .page-hero h1 {
    font-size: 2rem;
  }

  .hero-copy h2 {
    font-size: 1rem;
  }
}

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

  html.js [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .button,
  .back-to-top {
    transition: none;
  }
}