:root {
  --ink: #162032;
  --muted: #617084;
  --line: #d9e0e8;
  --paper: #f6f8fb;
  --white: #ffffff;
  --blue: #0a5fa8;
  --blue-dark: #073a65;
  --steel: #556575;
  --green: #15715f;
  --amber: #b66a13;
  --red: #a5433c;
  --violet: #5c5a91;
  --shadow: 0 22px 60px rgba(21, 32, 48, 0.12);
  --white-text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 8px 22px rgba(0, 0, 0, 0.24);
  --white-text-shadow-strong: 0 2px 4px rgba(0, 0, 0, 0.62), 0 12px 28px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  letter-spacing: 0;
}

body:has(dialog[open]) {
  overflow: hidden;
}

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

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

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

svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 28px;
  min-height: 74px;
  padding: 12px clamp(18px, 5vw, 64px);
  color: var(--white);
  background: rgba(8, 19, 32, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.site-header[data-elevated="false"] {
  text-shadow: var(--white-text-shadow);
}

.site-header[data-elevated="true"],
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 32px rgba(12, 24, 42, 0.1);
  text-shadow: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 292px;
}

.brand-mark {
  display: grid;
  place-items: center;
  position: relative;
  width: 54px;
  height: 48px;
  color: var(--white);
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0) 42%),
    linear-gradient(135deg, #0a2238, #0a5fa8 58%, #15715f);
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 6px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

.brand-mark::after {
  position: absolute;
  right: 7px;
  bottom: 6px;
  left: 7px;
  height: 2px;
  content: "";
  background: rgba(255, 255, 255, 0.58);
}

/*
  White text contract:
  any white or near-white text on this site must apply or inherit a drop shadow.
  Use .white-text-shadow for ordinary white copy and .white-text-shadow-strong
  for large hero text placed over photography.
*/
.white-text-shadow {
  text-shadow: var(--white-text-shadow);
}

.white-text-shadow-strong {
  text-shadow: var(--white-text-shadow-strong);
}

.brand-mark,
.header-cta,
.primary-action,
.secondary-action,
.hero,
.page-hero,
.quick-strip,
.map-visual figcaption,
.map-node > span,
.grand-card::before,
.filter-btn.is-active,
.matrix-row:first-child,
.solution-band,
.contact-direct,
.career-strip,
.career-signal-grid i,
.role-card > i,
.interactive-proof,
.config-stage figcaption,
.config-option.is-selected,
.mesh-process-section,
.mesh-reference-card,
.mesh-process-steps article,
.custom-flow span,
.family-timeline span,
.cta-band,
.site-footer {
  text-shadow: var(--white-text-shadow);
}

.brand-copy {
  display: grid;
  gap: 3px;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.08;
}

.brand strong {
  font-size: 21px;
  font-weight: 900;
  white-space: nowrap;
}

.brand small {
  margin-top: 1px;
  color: currentColor;
  font-size: 10px;
  font-weight: 800;
  opacity: 0.68;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 22px;
  font-size: 14px;
  font-weight: 800;
}

.site-nav a {
  position: relative;
  padding: 10px 0;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 2px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.header-cta,
.language-switch,
.primary-action,
.secondary-action,
.text-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  font-weight: 900;
  border-radius: 8px;
}

.header-cta,
.primary-action {
  color: var(--white);
  background: var(--blue);
  border: 1px solid var(--blue);
}

.language-switch {
  min-width: 46px;
  padding: 0 14px;
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  text-shadow: var(--white-text-shadow);
}

.site-header[data-elevated="true"] .language-switch,
.site-header.is-open .language-switch {
  color: var(--blue);
  background: rgba(13, 96, 166, 0.08);
  border-color: rgba(13, 96, 166, 0.22);
  text-shadow: none;
}

.site-header[data-elevated="false"] .header-cta {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.34);
}

.secondary-action {
  color: var(--white);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.38);
}

.text-action {
  padding: 0;
  color: var(--blue);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 8px;
  cursor: pointer;
}

.nav-toggle {
  display: none;
}

.hero,
.page-hero {
  position: relative;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(6, 17, 31, 0.9), rgba(6, 17, 31, 0.5) 52%, rgba(6, 17, 31, 0.18)),
    var(--hero-image, url("assets/hero-energy-systems-inspection-personnel-gpt-image-2.jpg")) center / cover no-repeat;
}

.hero {
  display: flex;
  align-items: flex-end;
  min-height: 78vh;
  padding: 130px clamp(22px, 6vw, 80px) 72px;
}

.hero::after,
.page-hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: rgba(255, 255, 255, 0.22);
}

.hero-copy,
.page-hero-copy {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: #7fd1bd;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-size: 64px;
  line-height: 1.04;
  text-shadow: var(--white-text-shadow-strong);
}

.hero-lead,
.page-hero p {
  max-width: 800px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 20px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 18px;
  max-width: 720px;
  margin: 42px 0 0;
}

.hero-metrics div {
  padding-left: 18px;
  border-left: 3px solid #7fd1bd;
}

.hero-metrics dt {
  font-size: 28px;
  font-weight: 900;
}

.hero-metrics dd {
  margin: 5px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.page-hero {
  min-height: 430px;
  padding: 142px clamp(22px, 6vw, 80px) 70px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  font-weight: 800;
}

.breadcrumb a {
  color: #b5f0de;
}

.quick-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  background: var(--blue-dark);
}

.quick-strip a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 76px;
  padding: 18px;
  color: var(--white);
  font-weight: 900;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
}

.quick-strip a:hover {
  background: rgba(255, 255, 255, 0.08);
}

.section {
  padding: 88px clamp(20px, 5vw, 72px);
}

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

.section-tint {
  background: #edf2f6;
}

.section-warm {
  background: #f3f0eb;
}

.section-head {
  max-width: 820px;
  margin-bottom: 32px;
}

.split-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 440px);
  gap: 34px;
  max-width: none;
  align-items: end;
}

.section h2,
.solution-band h2,
.contact-section h2,
.cta-band h2 {
  margin: 0;
  font-size: 36px;
  line-height: 1.22;
}

.section-head p,
.solution-copy p,
.contact-intro p,
.cta-band p,
.feature-panel p,
.lead-panel p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.about-note,
.feature-panel,
.lead-panel,
.checklist-panel {
  padding: 24px;
  background: #eef5f2;
  border-left: 5px solid var(--green);
  border-radius: 8px;
}

.about-note strong,
.about-note span,
.lead-panel strong,
.lead-panel span {
  display: block;
}

.about-note span,
.lead-panel span {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.7;
}

.about-grid,
.page-plan,
.identity-grid,
.value-grid,
.segment-grid,
.process-grid,
.solution-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.problem-router {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.problem-router article {
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 16px 38px rgba(16, 41, 67, 0.06);
}

.problem-router svg {
  width: 34px;
  height: 34px;
  color: var(--blue);
}

.problem-router span {
  margin-top: 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.problem-router h3 {
  margin: 10px 0 10px;
  font-size: 20px;
  line-height: 1.34;
}

.problem-router p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.problem-router a {
  display: inline-flex;
  margin-top: auto;
  color: var(--blue);
  font-weight: 900;
}

.problem-router {
  margin-bottom: 22px;
}

.problem-router article {
  min-height: 250px;
  background: #f8fbfd;
}

.about-grid article,
.page-plan div,
.identity-grid article,
.value-grid article,
.segment-card,
.process-card,
.solution-card,
.contact-card,
.relation-card {
  min-height: 188px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.process-card,
.solution-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0;
}

.service-card-media,
.solution-card-media {
  margin: 0;
  background: #edf3f8;
  border-bottom: 1px solid var(--line);
}

.service-card-media img,
.solution-card-media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

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

.service-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.service-card-body a {
  margin-top: auto;
}

.section-white .about-grid article,
.section-white .identity-grid article,
.section-white .value-grid article,
.section-white .relation-card {
  background: var(--paper);
}

.number,
.card-kicker {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.about-grid h3,
.business-item h3,
.page-plan h3,
.identity-grid h3,
.value-grid h3,
.segment-card h3,
.process-card h3,
.solution-card h3,
.contact-card h3,
.relation-card h3 {
  margin: 18px 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.about-grid p,
.business-item p,
.page-plan p,
.product-card p,
.identity-grid p,
.value-grid p,
.segment-card p,
.process-card p,
.solution-card p,
.contact-card p,
.relation-card p,
.matrix-table p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

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

.system-grid.slim {
  margin-bottom: 22px;
}

.system-card {
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(220px, 0.86fr) minmax(0, 1fr);
  min-height: 320px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.system-card img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  background: #e8edf2;
}

.system-card > div {
  display: flex;
  flex-direction: column;
  padding: 28px;
}

.system-card h3 {
  margin: 12px 0 12px;
  font-size: 26px;
  line-height: 1.28;
}

.system-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.system-card > div > a {
  margin-top: auto;
  color: var(--blue);
  font-weight: 900;
}

.system-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: auto;
}

.system-actions a {
  color: var(--blue);
  font-weight: 900;
}

.system-actions .external-site-link,
.external-site-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #0c6658;
}

.related-site-card {
  margin-top: 18px;
  padding: 16px 18px;
  background: #eef7f4;
  border: 1px solid #c9e1db;
  border-left: 5px solid #16806f;
  border-radius: 8px;
}

.related-site-card span {
  display: block;
  color: #0c6658;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-site-card p {
  margin: 8px 0 12px;
  color: var(--steel);
  line-height: 1.7;
}

.related-site-card a,
.product-card-link {
  color: var(--blue);
  font-weight: 900;
}

.system-map {
  display: grid;
  gap: 18px;
}

.content-disclosure {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.content-disclosure > summary {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 22px 58px 22px 24px;
  cursor: pointer;
  list-style: none;
}

.content-disclosure > summary::-webkit-details-marker {
  display: none;
}

.content-disclosure > summary::after {
  position: absolute;
  top: 24px;
  right: 24px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: var(--blue);
  font-size: 20px;
  font-weight: 900;
  content: "+";
  background: #e7f1fb;
  border-radius: 50%;
}

.content-disclosure[open] > summary {
  border-bottom: 1px solid var(--line);
}

.content-disclosure[open] > summary::after {
  content: "−";
}

.content-disclosure > summary span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.content-disclosure > summary strong {
  font-size: 22px;
  line-height: 1.35;
}

.system-disclosure .system-map {
  padding: 18px;
}

.system-disclosure .system-logic-grid {
  padding: 0 18px 18px;
}

.map-panel {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.map-panel-head {
  padding: 24px 24px 18px;
  border-bottom: 1px solid var(--line);
}

.map-panel-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-panel-head h3 {
  margin: 8px 0 10px;
  font-size: 26px;
  line-height: 1.28;
}

.map-panel-head p {
  max-width: 980px;
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.map-visual {
  position: relative;
  margin: 0;
  background: #edf3f8;
  border-bottom: 1px solid var(--line);
}

.map-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.map-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 52%, rgba(12, 29, 48, 0.58));
  pointer-events: none;
}

.map-visual figcaption {
  position: absolute;
  right: 20px;
  bottom: 18px;
  left: 20px;
  z-index: 1;
  max-width: 760px;
  color: var(--white);
  font-weight: 850;
  line-height: 1.65;
  text-shadow: var(--white-text-shadow);
}

.map-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 22px;
  background:
    linear-gradient(90deg, rgba(13, 78, 145, 0.11), rgba(17, 113, 97, 0.1)),
    repeating-linear-gradient(135deg, rgba(13, 78, 145, 0.04) 0, rgba(13, 78, 145, 0.04) 1px, transparent 1px, transparent 18px);
}

.map-flow::before {
  position: absolute;
  top: 50%;
  right: 34px;
  left: 34px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, rgba(13, 78, 145, 0.28), rgba(17, 113, 97, 0.34));
}

.map-node {
  position: relative;
  z-index: 1;
  min-height: 330px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(154, 172, 194, 0.7);
  border-radius: 8px;
}

.map-node > span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  background: var(--blue);
  border-radius: 50%;
}

.map-thumbs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 14px 0 4px;
}

.map-thumbs img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #edf3f8;
  border: 1px solid rgba(154, 172, 194, 0.58);
  border-radius: 6px;
}

.map-node h4,
.refinery-step strong {
  display: block;
  margin: 14px 0 8px;
  font-size: 18px;
  line-height: 1.35;
}

.map-node p,
.refinery-step p,
.system-logic-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.map-products {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.map-products a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  color: #123d66;
  font-size: 12px;
  font-weight: 900;
  background: #e7f1fb;
  border: 1px solid rgba(13, 78, 145, 0.16);
  border-radius: 999px;
}

.map-refinery .map-panel-head span,
.map-refinery .map-products a {
  color: #126051;
}

.map-refinery .map-products a {
  background: #e7f6f2;
  border-color: rgba(18, 96, 81, 0.16);
}

.refinery-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  padding: 22px;
  background:
    radial-gradient(circle at 18% 18%, rgba(17, 113, 97, 0.14), transparent 28%),
    linear-gradient(120deg, #f6f9fb, #eef6f4);
}

.refinery-step {
  position: relative;
  min-height: 210px;
  padding: 18px 18px 18px 22px;
  background: rgba(255, 255, 255, 0.82);
  border-top: 1px solid rgba(154, 172, 194, 0.55);
  border-bottom: 1px solid rgba(154, 172, 194, 0.55);
}

.refinery-step:first-child {
  border-left: 1px solid rgba(154, 172, 194, 0.55);
  border-radius: 8px 0 0 8px;
}

.refinery-step:last-child {
  border-right: 1px solid rgba(154, 172, 194, 0.55);
  border-radius: 0 8px 8px 0;
}

.refinery-step:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -13px;
  z-index: 2;
  width: 26px;
  height: 26px;
  content: "";
  background: #f8fbfc;
  border-top: 1px solid rgba(154, 172, 194, 0.55);
  border-right: 1px solid rgba(154, 172, 194, 0.55);
  transform: translateY(-50%) rotate(45deg);
}

.refinery-step span {
  color: #126051;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.refinery-products {
  padding: 0 22px 22px;
  margin-top: 0;
  background: #eef6f4;
}

.esp-system-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 22px;
  background:
    radial-gradient(circle at 14% 20%, rgba(13, 78, 145, 0.16), transparent 30%),
    linear-gradient(120deg, #f5f8fc, #eef5f8);
  border-bottom: 1px solid var(--line);
}

.esp-system-step {
  min-height: 198px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(154, 172, 194, 0.58);
  border-radius: 8px;
}

.esp-system-step span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.esp-system-step strong {
  display: block;
  margin: 14px 0 8px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.35;
}

.esp-system-step p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.system-logic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.system-logic-grid article {
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.system-logic-grid h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.grand-picture-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 28px;
  counter-reset: grand-step;
}

.grand-card {
  position: relative;
  min-height: 330px;
  padding: 20px 18px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.grand-card::before {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  content: counter(grand-step, decimal-leading-zero);
  counter-increment: grand-step;
  background: var(--blue);
  border-radius: 50%;
}

.grand-card:not(:last-child)::after {
  position: absolute;
  top: 36px;
  right: -14px;
  z-index: 2;
  width: 18px;
  height: 2px;
  content: "";
  background: rgba(13, 78, 145, 0.46);
}

.grand-card span {
  display: block;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.grand-card-images {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin: 12px 0 14px;
}

.grand-card-images img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #edf3f8;
  border: 1px solid rgba(154, 172, 194, 0.58);
  border-radius: 6px;
}

.grand-card h3 {
  margin: 8px 0 8px;
  font-size: 20px;
}

.grand-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.grand-card strong {
  display: block;
  margin-top: 14px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.55;
}

.section-subhead {
  max-width: 760px;
  margin: 42px 0 18px;
}

.section-subhead h3 {
  margin: 0;
  font-size: 26px;
}

.section-subhead p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

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

.business-item {
  display: flex;
  flex-direction: column;
  min-height: 300px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.business-item svg,
.segment-card svg,
.process-card svg,
.solution-card svg,
.contact-card svg {
  width: 34px;
  height: 34px;
}

.business-item a,
.segment-card a,
.solution-card a,
.contact-card a {
  margin-top: auto;
  color: var(--blue);
  font-weight: 900;
}

.accent-blue {
  border-top: 5px solid var(--blue);
}

.accent-steel {
  border-top: 5px solid var(--steel);
}

.accent-green {
  border-top: 5px solid var(--green);
}

.accent-amber {
  border-top: 5px solid var(--amber);
}

.accent-red {
  border-top: 5px solid var(--red);
}

.accent-violet {
  border-top: 5px solid var(--violet);
}

.business-detail {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.sticky-list {
  position: sticky;
  top: 98px;
  display: grid;
  gap: 10px;
}

.sticky-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 14px;
  color: var(--steel);
  font-weight: 900;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.segment-stack {
  display: grid;
  gap: 18px;
}

.segment-panel {
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.segment-panel.has-media {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
}

.segment-media {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  background: #e8edf2;
  border-radius: 8px;
}

.segment-panel h2 {
  margin: 0 0 12px;
  font-size: 28px;
}

.segment-panel p {
  color: var(--muted);
  line-height: 1.8;
}

.tag-list,
.relation-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag-list span,
.relation-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  color: var(--steel);
  font-size: 13px;
  font-weight: 900;
  background: #f4f6f8;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-btn {
  min-height: 38px;
  padding: 0 14px;
  color: var(--steel);
  font-size: 14px;
  font-weight: 900;
  background: #f4f6f8;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}

.filter-btn.is-active {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

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

.product-library {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.product-cluster {
  overflow: hidden;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.product-cluster:first-child {
  border-top: 1px solid var(--line);
}

.product-cluster[hidden] {
  display: none;
}

.cluster-summary {
  position: relative;
  display: block;
  padding: 0;
  cursor: default;
  list-style: none;
}

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

.cluster-summary::after {
  display: none;
}

.cluster-head {
  display: grid;
  grid-template-columns: minmax(190px, 0.34fr) minmax(0, 0.66fr);
  gap: 18px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  align-items: end;
  border-bottom: 1px solid var(--line);
}

.cluster-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cluster-head h3 {
  margin: 4px 0 0;
  font-size: 22px;
}

.cluster-head p {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.product-cluster .product-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
}

.product-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

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

.product-card:hover,
.product-card:focus-visible {
  border-color: rgba(10, 95, 168, 0.44);
  box-shadow: var(--shadow);
  outline: none;
  transform: translateY(-4px);
}

.product-card[hidden],
.filter-empty[hidden] {
  display: none;
}

.product-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: #eff4f9;
  border-bottom: 1px solid var(--line);
}

.product-card div {
  padding: 18px;
}

.product-card::after {
  display: block;
  padding: 12px 18px 16px;
  margin-top: auto;
  color: #24415e;
  font-size: 13px;
  font-weight: 850;
  line-height: 1.5;
  content: attr(data-problem);
  background: #f2f7fb;
  border-top: 1px solid var(--line);
}

.product-code,
.dialog-copy span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.source-tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  margin: 8px 0 0;
  padding: 0 8px;
  font-size: 12px;
  font-style: normal;
  font-weight: 900;
  border-radius: 6px;
}

.tag-core {
  color: #07548f;
  background: #e7f1fb;
}

.tag-partner {
  color: #7d4711;
  background: #fff1dc;
}

.tag-supply {
  color: #0f6657;
  background: #e5f5f1;
}

.tag-integrated {
  color: #883a34;
  background: #f9e8e6;
}

.tag-export-line {
  color: #4b4f62;
  background: #eef0f5;
}

.product-card h3 {
  margin: 10px 0 8px;
  font-size: 18px;
  line-height: 1.35;
}

.product-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 0;
}

.product-keywords span {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 2px 7px;
  color: #31506d;
  font-size: 11px;
  font-weight: 850;
  line-height: 1.2;
  background: #eef4f8;
  border: 1px solid #d7e3ec;
  border-radius: 6px;
}

.product-card-link {
  display: inline-flex;
  margin-top: 14px;
}

.product-library .product-card {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  min-height: 0;
}

.product-library .product-card img {
  height: 100%;
  min-height: 132px;
  aspect-ratio: 1 / 1;
  border-right: 1px solid var(--line);
  border-bottom: 0;
}

.product-library .product-card div {
  min-width: 0;
  padding: 12px 14px;
}

.product-library .product-card::after {
  display: none;
}

.product-library .source-tag {
  margin: 6px 0 0;
}

.product-library .product-card h3 {
  margin: 7px 0 5px;
  font-size: 16px;
}

.product-library .product-card p {
  display: -webkit-box;
  overflow: hidden;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.product-library .product-card .product-keywords {
  display: flex;
  overflow: hidden;
  max-height: 48px;
  margin-top: 8px;
  -webkit-box-orient: initial;
  -webkit-line-clamp: unset;
}

.product-library .product-card .product-keywords span {
  font-size: 10px;
}

.product-library .product-code {
  font-size: 11px;
}

.product-library .product-card-link {
  margin-top: 8px;
}

.filter-empty {
  margin-top: 18px;
  padding: 18px;
  color: var(--muted);
  background: #f4f6f8;
  border: 1px dashed var(--line);
  border-radius: 8px;
}

.relation-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.relation-spaced {
  margin-top: 18px;
}

#portfolio .grand-card p {
  display: none;
}

.matrix-table {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.matrix-row {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr 1.2fr;
  gap: 16px;
  padding: 18px 22px;
  border-top: 1px solid var(--line);
}

.matrix-row:first-child {
  color: var(--white);
  font-weight: 900;
  background: var(--blue-dark);
  border-top: 0;
}

.matrix-row strong {
  font-size: 16px;
}

.solution-band {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1fr);
  gap: 36px;
  align-items: center;
  padding: 80px clamp(20px, 5vw, 72px);
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7, 58, 101, 0.96), rgba(12, 89, 111, 0.84)),
    url("assets/hero-energy-systems-inspection-personnel-gpt-image-2.jpg") center / cover no-repeat;
}

.solution-band .section-kicker {
  color: #b5f0de;
}

.solution-copy p {
  color: rgba(255, 255, 255, 0.78);
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.service-flow div {
  min-height: 170px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
}

.service-flow strong,
.service-flow span {
  display: block;
}

.service-flow strong {
  margin-top: 18px;
  font-size: 20px;
}

.service-flow span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.6;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(360px, 1fr);
  gap: 38px;
  padding: 88px clamp(20px, 5vw, 72px);
  background: var(--white);
}

.contact-direct {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  margin: -8px 0 24px;
  padding: 24px;
  color: var(--white);
  background: #123047;
  border-radius: 8px;
}

.contact-direct div {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 2px 12px;
  align-items: center;
}

.contact-direct div i {
  grid-row: 1 / 3;
  width: 42px;
  height: 42px;
  padding: 10px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
}

.contact-direct span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  font-weight: 900;
}

.contact-direct strong {
  font-size: 28px;
  line-height: 1.1;
}

.contact-direct p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
}

.career-hero {
  background:
    linear-gradient(90deg, rgba(7, 18, 33, 0.92), rgba(7, 18, 33, 0.58) 56%, rgba(7, 18, 33, 0.2)),
    var(--hero-image, url("assets/solutions-service-hero-chinese-gpt-image-2.jpg")) center / cover no-repeat;
}

.career-strip {
  background: #123047;
}

.career-signal-grid,
.career-role-grid,
.career-workflow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.career-signal-grid article,
.role-card,
.career-workflow article {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.career-signal-grid article {
  min-height: 210px;
  padding: 26px;
}

.career-signal-grid i,
.role-card > i {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
}

.career-signal-grid h3,
.role-card h3,
.career-workflow h3 {
  margin: 18px 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.career-signal-grid p,
.role-card p,
.career-workflow p,
.role-card li {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.role-card {
  display: flex;
  flex-direction: column;
  min-height: 360px;
  padding: 26px;
  border-top-width: 5px;
}

.role-card span {
  margin-top: 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.role-card ul {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.role-card li {
  display: flex;
  gap: 9px;
}

.role-card li::before {
  width: 7px;
  height: 7px;
  margin-top: 9px;
  content: "";
  background: var(--green);
  border-radius: 999px;
  flex: 0 0 auto;
}

.career-workflow article {
  display: flex;
  flex-direction: column;
}

.career-workflow img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #e7edf3;
  border-bottom: 1px solid var(--line);
}

.career-workflow div {
  padding: 24px;
}

.career-workflow span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.career-table {
  margin-top: 0;
}

.inquiry-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.inquiry-form label {
  display: grid;
  gap: 8px;
}

.inquiry-form label.full {
  grid-column: 1 / -1;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.inquiry-form span {
  color: var(--steel);
  font-size: 13px;
  font-weight: 900;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.inquiry-form input,
.inquiry-form select {
  height: 46px;
  padding: 0 12px;
}

.inquiry-form textarea {
  resize: vertical;
  min-height: 118px;
  padding: 12px;
}

.form-submit {
  width: fit-content;
  cursor: pointer;
}

.form-output {
  display: none;
  padding: 16px;
  color: var(--blue-dark);
  line-height: 1.7;
  background: #eaf3f8;
  border-left: 5px solid var(--blue);
  border-radius: 8px;
}

.form-output strong,
.form-output span {
  display: block;
}

.form-output.is-visible {
  display: block;
}

.creative-art-hero {
  background-position: center;
}

.creative-proof {
  align-self: end;
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.creative-proof strong,
.creative-proof span {
  display: block;
}

.creative-proof strong {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.creative-proof span {
  margin-top: 10px;
  color: var(--ink);
  line-height: 1.7;
}

.creative-principles,
.creative-spec-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.creative-principles article,
.creative-spec-grid article {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.section-white .creative-principles article {
  background: var(--paper);
}

.creative-principles svg {
  width: 34px;
  height: 34px;
  color: var(--blue);
}

.creative-principles h3 {
  margin: 18px 0 10px;
  font-size: 20px;
}

.creative-principles p,
.creative-spec-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

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

.creative-item {
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
  min-height: 420px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.creative-item.creative-feature {
  grid-column: 1 / -1;
  grid-template-columns: minmax(380px, 1.05fr) minmax(0, 0.95fr);
}

.creative-item img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  background: #edf3f8;
}

.creative-item div {
  display: flex;
  flex-direction: column;
  padding: 26px;
}

.creative-item span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.creative-item h3 {
  margin: 12px 0 12px;
  font-size: 26px;
  line-height: 1.25;
}

.creative-item p,
.creative-item li {
  color: var(--muted);
  line-height: 1.75;
}

.creative-item ul {
  margin: 16px 0 0;
  padding-left: 18px;
}

.creative-process-panel {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: center;
}

.creative-process-panel > img {
  width: 100%;
  min-height: 420px;
  object-fit: cover;
  border-radius: 8px;
}

.creative-process-panel h2 {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.2;
}

.creative-process-panel p {
  color: var(--muted);
  line-height: 1.8;
}

.creative-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.creative-steps span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  color: #123d66;
  font-size: 13px;
  font-weight: 900;
  background: #e7f1fb;
  border: 1px solid rgba(13, 78, 145, 0.14);
  border-radius: 999px;
}

.creative-process-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.creative-process-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.creative-process-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #edf3f8;
  border-bottom: 1px solid var(--line);
}

.creative-process-card div {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.creative-process-card span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.creative-process-card h3 {
  margin: 10px 0 10px;
  font-size: 20px;
  line-height: 1.3;
}

.creative-process-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.creative-spec-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 18px;
}

.family-art-hero {
  min-height: 620px;
  background:
    linear-gradient(90deg, rgba(6, 17, 31, 0.92), rgba(6, 17, 31, 0.58) 46%, rgba(6, 17, 31, 0.18)),
    var(--hero-image) center / cover no-repeat;
}

.family-art-proof {
  padding: 24px;
  background: #fff8ec;
  border: 1px solid #ead8bf;
  border-left: 5px solid var(--amber);
  border-radius: 8px;
}

.family-art-proof strong,
.family-art-proof span {
  display: block;
}

.family-art-proof strong {
  color: #8d4e0a;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.family-art-proof span {
  margin-top: 10px;
  color: var(--ink);
  line-height: 1.75;
}

.family-safety-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.family-safety-grid article {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.section-white .family-safety-grid article {
  background: var(--paper);
}

.family-safety-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.family-program-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.family-program-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.family-program-card.family-program-feature {
  grid-column: auto;
}

.family-program-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  background: #e8edf1;
  border-bottom: 1px solid var(--line);
}

.family-program-card div {
  display: flex;
  flex-direction: column;
  padding: 22px;
}

.family-program-card span {
  color: var(--amber);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.family-program-card h3 {
  margin: 12px 0;
  font-size: 22px;
  line-height: 1.25;
}

.family-program-card p,
.family-program-card li {
  color: var(--muted);
  line-height: 1.75;
}

.family-program-card ul {
  margin: 16px 0 0;
  padding-left: 18px;
}

.creative-item .product-keywords,
.creative-card .product-keywords,
.family-program-card .product-keywords {
  margin-top: 12px;
}

.creative-item .product-keywords span,
.creative-card .product-keywords span,
.family-program-card .product-keywords span {
  min-height: 20px;
  padding: 2px 7px;
  color: #31506d;
  font-size: 11px;
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: 0;
  text-transform: none;
  background: #eef4f8;
  border: 1px solid #d7e3ec;
  border-radius: 6px;
}

.family-flow-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 30px;
  align-items: center;
}

.family-flow-layout > img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.family-flow-layout h2 {
  margin: 0 0 20px;
  font-size: 36px;
  line-height: 1.2;
}

.family-timeline {
  display: grid;
  gap: 12px;
}

.family-timeline article {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 14px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid #e1d5c4;
  border-radius: 8px;
}

.family-timeline span {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  font-weight: 900;
  background: #8d4e0a;
  border-radius: 8px;
}

.family-timeline h3 {
  grid-column: 2;
  margin: 0 0 6px;
  font-size: 18px;
}

.family-timeline p {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.family-scene-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.family-scene-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.family-scene-card img {
  width: 100%;
  aspect-ratio: 16 / 8.5;
  max-height: 240px;
  object-fit: cover;
  background: #e8edf1;
  border-bottom: 1px solid var(--line);
}

.family-scene-card div {
  padding: 20px;
}

.family-scene-card span {
  color: var(--amber);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.family-scene-card h3 {
  margin: 10px 0 10px;
  font-size: 20px;
  line-height: 1.28;
}

.family-scene-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.family-safety-grid strong {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 18px;
}

.wood-custom-hero {
  min-height: 600px;
  padding-top: 124px;
  background:
    linear-gradient(90deg, rgba(6, 17, 31, 0.92), rgba(6, 17, 31, 0.58) 46%, rgba(6, 17, 31, 0.24)),
    var(--hero-image, url("assets/creative-art-resin-whale-gpt-image-2.jpg")) center / cover no-repeat;
}

.custom-studio-section {
  scroll-margin-top: 86px;
  background:
    linear-gradient(135deg, rgba(10, 95, 168, 0.08), rgba(21, 113, 95, 0.08)),
    #edf2f6;
}

.interactive-proof {
  align-self: end;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  padding: 22px;
  background: #101a25;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.interactive-proof svg {
  grid-row: span 2;
  width: 34px;
  height: 34px;
  color: #7fd1bd;
}

.interactive-proof strong,
.interactive-proof span {
  display: block;
}

.interactive-proof strong {
  color: var(--white);
  font-size: 18px;
}

.interactive-proof span {
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.65;
}

.custom-studio {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(380px, 0.72fr);
  gap: 22px;
  align-items: stretch;
}

.config-stage {
  overflow: hidden;
  display: grid;
  grid-template-rows: minmax(360px, 1fr) auto;
  margin: 0;
  background: #0f1924;
  border: 1px solid rgba(154, 172, 194, 0.44);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.config-stage img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: contain;
  background: #0a0d11;
  transition: opacity 180ms ease;
}

.config-stage figcaption {
  padding: 24px;
  color: var(--white);
  background: linear-gradient(90deg, #101a25, #172331);
}

.config-stage figcaption span {
  display: block;
  color: #7fd1bd;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.config-stage figcaption strong {
  display: block;
  margin: 9px 0 9px;
  font-size: 26px;
  line-height: 1.24;
}

.config-stage figcaption p {
  max-width: 820px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
}

.wood-customizer {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.config-preview {
  display: grid;
  grid-template-columns: minmax(140px, 0.9fr) minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.config-preview img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #0a0d11;
  border-radius: 6px;
  transition: opacity 180ms ease;
}

.compact-preview {
  background: var(--white);
}

.config-preview span,
.material-card span,
.effect-card span {
  display: block;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.config-preview strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
  line-height: 1.35;
}

.wood-customizer p {
  max-width: none;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.config-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.config-label {
  flex: 0 0 100%;
  color: var(--steel);
  font-size: 13px;
  font-weight: 900;
}

.config-option {
  min-height: 36px;
  padding: 0 12px;
  color: var(--ink);
  font-weight: 850;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}

.config-option:hover,
.config-option:focus-visible {
  border-color: rgba(10, 95, 168, 0.48);
  outline: 0;
}

.config-option.is-selected {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.config-option.resin-blue {
  box-shadow: inset 0 -4px 0 rgba(42, 147, 213, 0.72);
}

.config-option.resin-amber {
  box-shadow: inset 0 -4px 0 rgba(207, 140, 43, 0.82);
}

.config-option.resin-smoke {
  box-shadow: inset 0 -4px 0 rgba(90, 101, 112, 0.76);
}

.config-option.resin-green {
  box-shadow: inset 0 -4px 0 rgba(37, 126, 96, 0.78);
}

.config-option.ratio-wood {
  box-shadow: inset 0 -4px 0 rgba(125, 78, 42, 0.64);
}

.config-option.ratio-balanced {
  box-shadow: inset 0 -4px 0 rgba(91, 122, 142, 0.62);
}

.config-option.ratio-resin {
  box-shadow: inset 0 -4px 0 rgba(110, 160, 180, 0.66);
}

.material-route-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.material-route-group .config-label {
  grid-column: 1 / -1;
}

.material-route {
  width: 100%;
}

.fixed-model-note {
  display: grid;
  grid-template-columns: 1fr;
}

.fixed-model-card {
  padding: 12px 14px;
  color: var(--steel);
  background: #eef5fb;
  border: 1px solid rgba(13, 78, 145, 0.14);
  border-radius: 8px;
}

.fixed-model-card strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.fixed-model-card p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.config-summary {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.config-summary span {
  display: block;
  color: var(--steel);
  font-size: 13px;
  font-weight: 850;
  line-height: 1.45;
}

.config-effect-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px;
}

.config-effect-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  color: #123d66;
  font-size: 12px;
  font-weight: 900;
  background: #e7f1fb;
  border: 1px solid rgba(13, 78, 145, 0.14);
  border-radius: 999px;
}

.config-cta {
  width: calc(100% - 32px);
  margin: 0 16px 16px;
}

.mesh-process-section {
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(7, 16, 27, 0.98), rgba(17, 34, 46, 0.94) 54%, rgba(20, 54, 48, 0.96)),
    #101a25;
}

.mesh-process-section .section-kicker {
  color: #7fd1bd;
}

.mesh-process-section .section-head h2,
.mesh-process-section .section-head p {
  color: var(--white);
}

.mesh-process-section .section-head p {
  color: rgba(255, 255, 255, 0.7);
}

.mesh-proof {
  align-self: end;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.mesh-proof svg {
  grid-row: span 2;
  width: 34px;
  height: 34px;
  color: #e6aa55;
}

.mesh-proof strong,
.mesh-proof span {
  display: block;
}

.mesh-proof strong {
  color: var(--white);
  font-size: 18px;
}

.mesh-proof span {
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.65;
}

.mesh-process-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: 24px;
  align-items: start;
}

.mesh-stage {
  position: relative;
  height: 640px;
  min-height: 560px;
  overflow: hidden;
  background:
    radial-gradient(circle at 48% 42%, rgba(60, 149, 182, 0.26), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  border-radius: 8px;
}

.mesh-stage::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.08) 68%, transparent);
}

.mesh-stage canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: block;
}

.mesh-static-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  padding: 78px 38px 132px;
  pointer-events: none;
  transition:
    opacity 180ms ease,
    visibility 180ms ease;
}

.mesh-static-fallback img {
  width: min(78%, 760px);
  max-height: 380px;
  object-fit: contain;
  filter: drop-shadow(0 28px 38px rgba(0, 0, 0, 0.36));
}

.mesh-static-fallback div {
  position: absolute;
  left: 28px;
  top: 28px;
  max-width: min(360px, calc(100% - 56px));
  padding: 14px 16px;
  background: rgba(8, 16, 25, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
}

.mesh-static-fallback span {
  display: block;
  color: #7fd1bd;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.mesh-static-fallback strong {
  display: block;
  margin-top: 5px;
  color: var(--white);
  font-size: 15px;
  line-height: 1.45;
  text-shadow: var(--white-text-shadow);
}

.mesh-stage[data-mesh-ready="true"] .mesh-static-fallback {
  visibility: hidden;
  opacity: 0;
}

.mesh-stage-copy {
  position: absolute;
  left: 28px;
  bottom: 28px;
  z-index: 3;
  max-width: min(470px, calc(100% - 56px));
  pointer-events: none;
}

.mesh-stage-copy span {
  display: block;
  color: #7fd1bd;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.mesh-stage-copy strong {
  display: block;
  margin: 9px 0;
  color: var(--white);
  font-size: 28px;
  line-height: 1.18;
}

.mesh-stage-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.7;
}

.mesh-readout {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.mesh-readout span {
  min-height: 30px;
  padding: 7px 10px 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  font-weight: 900;
  background: rgba(8, 16, 25, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
}

.mesh-process-steps {
  display: grid;
  gap: 12px;
}

.mesh-reference-card {
  overflow: hidden;
  margin: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.mesh-reference-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  display: block;
  object-fit: cover;
}

.mesh-reference-card figcaption {
  padding: 14px 16px 16px;
}

.mesh-reference-card span {
  display: block;
  color: #7fd1bd;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.mesh-reference-card strong {
  display: block;
  margin-top: 6px;
  color: var(--white);
  font-size: 16px;
  line-height: 1.35;
}

.mesh-process-steps article {
  padding: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.mesh-process-steps article > span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  color: #101a25;
  font-size: 12px;
  font-weight: 900;
  background: #e6aa55;
  border-radius: 999px;
  text-shadow: none;
}

.mesh-process-steps h3 {
  margin: 13px 0 8px;
  color: var(--white);
  font-size: 20px;
}

.mesh-process-steps p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.68;
}

.material-library,
.effect-showcase,
.sculpture-form-grid,
.custom-flow {
  display: grid;
  gap: 16px;
}

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

.resin-library {
  margin-top: 16px;
}

.material-card,
.effect-card,
.sculpture-form-grid article,
.custom-flow article {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.section-white .material-card,
.section-white .sculpture-form-grid article {
  background: var(--paper);
}

.material-card {
  padding: 18px;
}

.material-swatch {
  height: 110px;
  margin: 0 0 18px;
  background-color: #1a2330;
  background-position: center;
  background-size: cover;
  border: 1px solid rgba(22, 32, 50, 0.12);
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.wood-walnut {
  background-image: url("assets/material-texture-wood-walnut.png");
}

.wood-ash {
  background-image: url("assets/material-texture-wood-ash.png");
}

.wood-camphor {
  background-image: url("assets/material-texture-wood-camphor.png");
}

.wood-reclaimed {
  background-image: url("assets/material-texture-wood-reclaimed.png");
}

.resin-ocean {
  background-image: url("assets/material-texture-resin-ocean.png");
}

.resin-honey {
  background-image: url("assets/material-texture-resin-honey.png");
}

.resin-smoky {
  background-image: url("assets/material-texture-resin-smoky.png");
}

.resin-forest {
  background-image: url("assets/material-texture-resin-forest.png");
}

.material-card h3,
.effect-card h3,
.sculpture-form-grid h3,
.custom-flow h3 {
  margin: 10px 0 10px;
  font-size: 20px;
  line-height: 1.32;
}

.material-card p,
.effect-card p,
.sculpture-form-grid p,
.custom-flow p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.effect-showcase {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.95fr);
}

.effect-card {
  display: grid;
  grid-template-columns: minmax(190px, 0.85fr) minmax(0, 1fr);
  min-height: 290px;
}

.effect-card.effect-feature {
  grid-row: span 2;
  grid-template-columns: 1fr;
}

.effect-card img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: contain;
  background: #0a0d11;
}

.effect-card.effect-feature img {
  aspect-ratio: 16 / 9;
  height: auto;
}

.effect-card div {
  display: flex;
  flex-direction: column;
  padding: 22px;
}

.effect-card .text-action {
  margin-top: auto;
}

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

.sculpture-form-grid article {
  padding: 24px;
}

.sculpture-form-grid svg {
  width: 34px;
  height: 34px;
  color: var(--green);
}

.custom-flow {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  counter-reset: custom-step;
}

.custom-flow article {
  min-height: 220px;
  padding: 22px;
}

.custom-flow span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--white);
  font-weight: 900;
  background: var(--blue);
  border-radius: 50%;
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 54px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: #111b27;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.7);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: #111b27;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer span {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
}

.product-dialog {
  width: min(980px, calc(100vw - 32px));
  padding: 0;
  color: var(--ink);
  background: var(--white);
  border: 0;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.32);
}

.product-dialog::backdrop {
  background: rgba(9, 20, 34, 0.64);
}

.product-dialog[open] {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(360px, 1fr);
}

.product-dialog img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  background: #e8edf2;
}

.dialog-copy {
  padding: 42px;
}

.dialog-copy h2 {
  margin: 8px 0 12px;
  font-size: 30px;
}

.dialog-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.dialog-copy ul {
  display: grid;
  gap: 10px;
  margin: 22px 0 28px;
  padding: 0;
  list-style: none;
}

.dialog-copy li {
  display: flex;
  gap: 10px;
  color: var(--steel);
  line-height: 1.6;
}

.dialog-copy li::before {
  width: 7px;
  height: 7px;
  margin-top: 9px;
  content: "";
  background: var(--green);
  border-radius: 999px;
  flex: 0 0 auto;
}

.dialog-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
}

@media (max-width: 1240px) {
  .business-grid,
  .conversion-grid,
  .product-grid,
  .product-grid.compact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .relation-grid,
  .service-flow,
  .material-library,
  .sculpture-form-grid,
  .custom-flow,
  .career-role-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .brand {
    gap: 11px;
    min-width: 0;
  }

  .brand small,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    grid-column: 3;
    display: inline-grid;
    justify-self: end;
  }

  .language-switch {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    min-height: 38px;
    padding: 0 12px;
  }

  .site-nav {
    position: absolute;
    top: 74px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 12px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 14px;
  }

  .hero {
    min-height: 76vh;
    padding-top: 116px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 48px;
  }

  .hero-lead,
  .page-hero p {
    font-size: 18px;
  }

  .quick-strip,
  .about-grid,
  .page-plan,
  .problem-router,
  .split-head,
  .system-grid,
  .solution-band,
  .grand-picture-strip,
  .creative-process-panel,
  .creative-process-gallery,
  .system-logic-grid,
  .contact-section,
  .product-dialog[open],
  .business-detail,
  .identity-grid,
  .creative-principles,
  .creative-process-gallery,
  .creative-spec-grid,
  .value-grid,
  .segment-grid,
  .process-grid,
  .solution-grid,
  .contact-grid,
  .contact-direct,
  .custom-studio,
  .mesh-process-layout,
  .effect-showcase,
  .career-signal-grid,
  .career-role-grid,
  .career-workflow,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .wood-custom-hero {
    min-height: auto;
  }

  .config-stage {
    grid-template-rows: auto auto;
  }

  .config-stage img {
    min-height: 320px;
    aspect-ratio: 16 / 10;
  }

  .mesh-stage {
    height: 560px;
    min-height: 480px;
  }

  .system-card {
    grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1fr);
  }

  .sticky-list {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .segment-panel.has-media {
    grid-template-columns: 1fr;
  }

  .segment-media {
    max-height: 360px;
  }

  .filter-bar {
    justify-content: flex-start;
  }

  .cluster-head,
  .product-cluster .product-grid,
  .creative-gallery,
  .esp-system-flow,
  .map-flow,
  .refinery-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .map-flow::before,
  .grand-card::after,
  .refinery-step::after {
    display: none;
  }

  .map-visual img {
    aspect-ratio: 16 / 9;
  }

  .refinery-step,
  .refinery-step:first-child,
  .refinery-step:last-child {
    border: 1px solid rgba(154, 172, 194, 0.55);
    border-radius: 8px;
  }

  .solution-band {
    background-position: center;
  }

  .product-dialog img {
    min-height: 280px;
    max-height: 420px;
  }

  .cta-band .primary-action {
    width: fit-content;
  }
}

@media (max-width: 680px) {
  .site-header {
    gap: 12px;
    min-height: 66px;
    padding: 10px 14px;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand-mark,
  .icon-button {
    width: 38px;
    height: 38px;
  }

  .brand-mark {
    font-size: 12px;
  }

  .brand-mark::after {
    right: 6px;
    bottom: 5px;
    left: 6px;
  }

  .site-nav {
    top: 66px;
  }

  .hero {
    min-height: 74vh;
    padding: 96px 18px 42px;
  }

  .page-hero {
    min-height: 360px;
    padding: 104px 18px 48px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 38px;
  }

  .hero-lead,
  .page-hero p {
    font-size: 16px;
  }

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

  .hero-metrics,
  .business-grid,
  .conversion-grid,
  .problem-router,
  .product-grid,
  .product-cluster .product-grid,
  .product-grid.compact,
  .grand-picture-strip,
  .creative-principles,
  .creative-gallery,
  .creative-process-panel,
  .creative-process-gallery,
  .creative-spec-grid,
  .esp-system-flow,
  .map-flow,
  .refinery-flow,
  .system-logic-grid,
  .service-flow,
  .relation-grid,
  .sticky-list,
  .form-grid,
  .matrix-row,
  .material-library,
  .custom-studio,
  .mesh-process-layout,
  .sculpture-form-grid,
  .custom-flow {
    grid-template-columns: 1fr;
  }

  .cluster-head {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .product-library .product-card {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .product-library .product-card img {
    min-height: 118px;
  }

  .creative-item,
  .creative-item.creative-feature,
  .effect-card {
    grid-template-columns: 1fr;
  }

  .creative-item img,
  .creative-process-panel > img,
  .effect-card img,
  .config-stage img {
    min-height: 260px;
  }

  .wood-custom-hero {
    padding: 96px 18px 44px;
  }

  .config-preview {
    grid-template-columns: minmax(118px, 0.78fr) minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }

  .config-group,
  .config-summary {
    padding: 12px;
  }

  .mesh-stage {
    height: 480px;
    min-height: 440px;
  }

  .mesh-stage-copy {
    left: 18px;
    bottom: 18px;
    max-width: calc(100% - 36px);
  }

  .mesh-stage-copy strong {
    font-size: 22px;
  }

  .mesh-process-section .section-head h2 {
    font-size: 32px;
    line-height: 1.18;
  }

  .mesh-readout {
    left: 18px;
    right: 18px;
    justify-content: flex-start;
  }

  .config-cta {
    width: calc(100% - 24px);
    margin: 0 12px 12px;
  }

  .system-card {
    grid-template-columns: 1fr;
  }

  .system-card img {
    height: auto;
    min-height: 0;
    max-height: none;
    aspect-ratio: 16 / 9;
    object-fit: cover;
  }

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

  .quick-strip a {
    justify-content: flex-start;
    min-height: 66px;
    font-size: 13px;
  }

  .section,
  .solution-band,
  .contact-section {
    padding: 60px 18px;
  }

  .cta-band {
    padding: 42px 18px;
  }

  .section h2,
  .solution-band h2,
  .contact-section h2,
  .cta-band h2 {
    font-size: 28px;
  }

  .business-item,
  .segment-card {
    min-height: 240px;
  }

  .segment-panel {
    padding: 22px;
  }

  .product-dialog {
    width: calc(100vw - 20px);
  }

  .dialog-copy {
    padding: 26px;
  }

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

@media (max-width: 980px) {
  .family-flow-layout,
  .family-scene-grid,
  .family-safety-grid {
    grid-template-columns: 1fr;
  }

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

  .family-program-card,
  .family-program-card.family-program-feature {
    grid-template-columns: 1fr;
  }

  .family-program-card img {
    height: 200px;
  }

  .family-scene-card img {
    max-height: 220px;
  }

  .family-flow-layout > img {
    height: 300px;
  }
}

@media (max-width: 680px) {
  .family-art-hero {
    min-height: 520px;
    background-position: 58% center;
  }

  .family-program-grid,
  .family-flow-layout,
  .family-scene-grid,
  .family-safety-grid {
    gap: 14px;
  }

  .family-program-grid {
    grid-template-columns: 1fr;
  }

  .family-program-card img,
  .family-scene-card img {
    height: 190px;
    min-height: 0;
  }

  .family-flow-layout > img {
    height: 220px;
    min-height: 0;
  }

  .family-flow-layout h2 {
    font-size: 28px;
  }

  .family-timeline article {
    grid-template-columns: 1fr;
  }

  .family-timeline span,
  .family-timeline h3,
  .family-timeline p {
    grid-column: auto;
    grid-row: auto;
  }
}