.about-refined-page {
  background: var(--surface-base);
}

#company-profile,
#business-scope,
#application-scenarios,
#engineering-quality,
#working-method,
#research-development,
#customers-service,
#values-vision,
#contact {
  scroll-margin-top: 104px;
}

.about-vision-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: var(--surface-brand-dark);
}

.about-vision-hero::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 77% 40%, rgba(30, 99, 255, 0.2), transparent 31%),
    linear-gradient(118deg, rgba(30, 99, 255, 0.13), transparent 54%),
    url("../images/power-grid-texture.webp") center / cover no-repeat;
  content: "";
  opacity: 0.5;
}

.about-vision-grid {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 320px;
  align-items: center;
  padding-block: 48px;
}

.about-vision-copy {
  width: 100%;
}

.about-vision-hero .eyebrow,
.about-contact-section .eyebrow,
.about-rd-banner .eyebrow {
  color: var(--brand-gold-light);
}

.about-vision-copy h1 {
  max-width: 750px;
  margin: 14px 0 17px;
  color: #fff;
  font-size: clamp(30px, 3.2vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.about-vision-copy > p:not(.eyebrow) {
  max-width: 720px;
  margin: 0;
  color: var(--text-inverse-soft);
  font-size: 14px;
  line-height: 1.9;
}

.about-vision-hero .hero-actions {
  margin-top: 27px;
}

.about-vision-hero .button-primary {
  color: var(--brand-klein-deep);
  background: #fff;
}

.about-vision-hero .button-secondary {
  color: #fff;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.42);
}

.about-vision-note {
  padding: 9px 0 9px 36px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.about-vision-note > small {
  color: var(--brand-gold-light);
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.about-vision-note > strong {
  display: block;
  max-width: 370px;
  margin-top: 13px;
  font-size: 23px;
  line-height: 1.52;
}

.about-vision-note > p {
  max-width: 350px;
  margin: 18px 0 0;
  color: var(--text-inverse-muted);
  font-size: 12px;
  line-height: 1.8;
}

.about-company-section {
  padding-block: 88px;
  background: #fff;
}

.about-profile-intro {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  gap: 86px;
}

.about-profile-intro h2,
.about-section-heading h2,
.about-engineering-heading h2,
.about-method-heading h2,
.about-values-heading h2,
.about-rd-copy h2,
.about-service-heading h2,
.about-contact-heading h2 {
  margin: 8px 0 0;
  font-size: clamp(28px, 2.8vw, 38px);
  line-height: 1.23;
  letter-spacing: -0.025em;
}

.about-profile-copy {
  padding-left: 32px;
  border-left: 1px solid var(--border-default);
}

.about-profile-copy p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.95;
}

.about-profile-copy p + p {
  margin-top: 14px;
}

.about-business-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  padding-top: 64px;
  margin-top: 64px;
  border-top: 1px solid var(--border-default);
}

.about-business-heading small {
  color: var(--brand-klein);
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.about-business-heading h2 {
  max-width: 720px;
  margin: 0;
  font-size: 25px;
  line-height: 1.4;
}

.about-business-grid {
  display: grid;
  margin-top: 27px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.about-business-grid article {
  position: relative;
  display: flex;
  min-height: 310px;
  flex-direction: column;
  padding: 27px;
  background: var(--surface-soft);
  border: 1px solid transparent;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.about-business-grid article:hover {
  background: #fff;
  border-color: var(--brand-gold);
  transform: translateY(-3px);
}

.about-business-grid article > span {
  position: absolute;
  top: 25px;
  right: 25px;
  color: var(--text-inverse-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
}

.about-business-grid article > i {
  color: var(--brand-klein);
  font-size: 35px;
}

.about-business-grid h3 {
  margin: 45px 0 11px;
  font-size: 18px;
}

.about-business-grid p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.8;
}

.about-business-grid a {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  padding-top: 20px;
  color: var(--brand-klein);
  font-size: 11px;
  font-weight: 700;
}

.about-business-grid a i {
  font-size: 17px;
}

.about-scenarios-section {
  padding-top: 72px;
  margin-top: 72px;
  border-top: 1px solid var(--border-default);
}

.about-section-heading,
.about-engineering-heading,
.about-service-heading {
  display: grid;
  align-items: end;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: 70px;
}

.about-section-heading > p,
.about-engineering-heading > p,
.about-service-heading > p,
.about-values-lead {
  margin: 0;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.85;
}

.about-scenario-grid {
  display: grid;
  margin-top: 32px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.about-scenario-grid article {
  position: relative;
  min-height: 220px;
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--border-default);
  border-top: 3px solid var(--brand-blue-soft);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.about-scenario-grid article:hover {
  border-color: var(--brand-blue-soft);
  box-shadow: 0 16px 34px rgba(0, 35, 90, 0.08);
  transform: translateY(-3px);
}

.about-scenario-grid article > span {
  color: var(--brand-klein);
  font-size: 32px;
}

.about-scenario-grid article > small {
  position: absolute;
  top: 27px;
  right: 23px;
  color: var(--text-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
}

.about-scenario-grid h3 {
  margin: 42px 0 10px;
  font-size: 17px;
}

.about-scenario-grid p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.75;
}

.about-engineering-section {
  padding: 48px;
  margin-top: 78px;
  background: var(--surface-soft);
  border: 1px solid var(--border-default);
}

.about-engineering-layout {
  display: grid;
  margin-top: 34px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
}

.about-development-panel,
.about-quality-panel {
  padding: 32px;
  background: #fff;
  border-top: 4px solid var(--brand-klein);
}

.about-quality-panel {
  border-top-color: var(--brand-gold);
}

.about-panel-title {
  display: flex;
  align-items: center;
  gap: 15px;
}

.about-panel-title > span {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: #fff;
  background: var(--brand-klein);
  font-size: 27px;
}

.about-quality-panel .about-panel-title > span {
  color: var(--brand-klein-deep);
  background: var(--brand-gold-light);
}

.about-panel-title small,
.about-customer-panel > small,
.about-service-steps small {
  color: var(--brand-klein);
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
  letter-spacing: 0.07em;
}

.about-panel-title h3 {
  margin: 5px 0 0;
  font-size: 19px;
}

.about-development-grid {
  display: grid;
  margin-top: 30px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.about-development-grid > div {
  display: flex;
  min-height: 90px;
  align-items: center;
  gap: 12px;
  padding: 18px;
  background: var(--surface-soft);
}

.about-development-grid span {
  color: var(--brand-klein);
  font-size: 26px;
}

.about-development-grid strong {
  font-size: 13px;
}

.about-capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 18px;
}

.about-capability-tags span {
  padding: 7px 10px;
  color: var(--brand-klein-deep);
  background: var(--surface-gold-soft);
  border: 1px solid rgba(245, 183, 0, 0.32);
  font-size: 10px;
  font-weight: 700;
}

.about-quality-steps {
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.about-quality-steps li {
  display: grid;
  align-items: start;
  padding: 15px 0;
  border-top: 1px solid var(--border-default);
  grid-template-columns: 34px 1fr;
  gap: 13px;
}

.about-quality-steps li > span {
  color: var(--brand-gold-deep);
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  font-weight: 700;
}

.about-quality-steps strong {
  display: block;
  font-size: 13px;
}

.about-quality-steps p {
  margin: 5px 0 0;
  color: var(--text-secondary);
  font-size: 11px;
  line-height: 1.65;
}

.about-method-section {
  padding: 46px;
  margin-top: 78px;
  color: #fff;
  background: var(--surface-brand-dark);
}

.about-method-heading {
  display: grid;
  align-items: end;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  gap: 66px;
}

.about-method-heading h2 {
  color: #fff;
}

.about-method-heading > p {
  margin: 0;
  color: var(--text-inverse-soft);
  font-size: 13px;
  line-height: 1.8;
}

.about-method-steps {
  display: grid;
  padding: 0;
  margin: 38px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-left: 1px solid rgba(255, 255, 255, 0.14);
  grid-template-columns: repeat(4, 1fr);
  list-style: none;
}

.about-method-steps li {
  min-height: 180px;
  padding: 23px;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.about-method-steps li > span {
  color: var(--brand-gold-light);
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
}

.about-method-steps strong {
  display: block;
  margin-top: 42px;
  font-size: 15px;
}

.about-method-steps p {
  margin: 8px 0 0;
  color: var(--text-inverse-muted);
  font-size: 11px;
  line-height: 1.7;
}

.about-values-section {
  display: grid;
  align-items: start;
  padding-top: 72px;
  margin-top: 78px;
  border-top: 1px solid var(--border-default);
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: 28px 70px;
}

.about-values-lead {
  max-width: 760px;
}

.about-values-grid {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.about-values-grid article {
  min-height: 220px;
  padding: 27px;
  background: #fff;
  border: 1px solid var(--border-default);
  border-top: 3px solid var(--brand-blue-soft);
}

.about-values-grid article > span {
  color: var(--brand-klein);
  font-size: 31px;
}

.about-values-grid strong {
  display: block;
  margin: 37px 0 9px;
  font-size: 16px;
}

.about-values-grid p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.8;
}

.about-rd-banner {
  position: relative;
  display: grid;
  overflow: hidden;
  align-items: center;
  padding: 44px 46px;
  margin-top: 78px;
  color: #fff;
  background: linear-gradient(125deg, var(--brand-klein-deep), var(--brand-klein));
  border-left: 5px solid var(--brand-gold);
  grid-template-columns: minmax(0, 1.2fr) minmax(310px, 0.8fr);
  gap: 70px;
}

.about-rd-banner::after {
  position: absolute;
  right: -45px;
  bottom: -74px;
  color: rgba(255, 255, 255, 0.045);
  content: "R&D";
  font-family: "IBM Plex Mono", monospace;
  font-size: 170px;
  font-weight: 600;
}

.about-rd-copy,
.about-rd-action {
  position: relative;
  z-index: 1;
}

.about-rd-copy h2 {
  color: #fff;
}

.about-rd-copy > p:not(.eyebrow) {
  max-width: 740px;
  margin: 16px 0 0;
  color: var(--text-inverse-soft);
  font-size: 13px;
  line-height: 1.85;
}

.about-rd-action > div {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.about-rd-action > div span {
  padding: 7px 9px;
  color: var(--text-inverse-soft);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 10px;
}

.about-rd-action .button {
  margin-top: 24px;
}

.about-service-section {
  padding-top: 72px;
  margin-top: 78px;
  border-top: 1px solid var(--border-default);
}

.about-service-layout {
  display: grid;
  margin-top: 34px;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  gap: 10px;
}

.about-customer-panel {
  min-height: 330px;
  padding: 34px;
  color: #fff;
  background: var(--surface-brand-dark);
  border-left: 4px solid var(--brand-gold);
}

.about-customer-panel > small {
  color: var(--brand-gold-light);
}

.about-customer-panel h3 {
  margin: 9px 0 26px;
  color: #fff;
  font-size: 22px;
}

.about-customer-panel ul {
  display: grid;
  padding: 0;
  margin: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
}

.about-customer-panel li {
  display: flex;
  min-height: 58px;
  align-items: center;
  gap: 9px;
  padding: 12px;
  color: var(--text-inverse-soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.11);
  font-size: 11px;
}

.about-customer-panel li span {
  color: var(--brand-gold-light);
  font-size: 21px;
}

.about-service-steps {
  display: grid;
  padding: 0;
  margin: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  list-style: none;
}

.about-service-steps li {
  display: grid;
  min-height: 330px;
  align-content: space-between;
  padding: 30px;
  background: var(--surface-soft);
  border: 1px solid var(--border-default);
}

.about-service-steps li > span {
  color: var(--brand-gold-deep);
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  font-weight: 700;
}

.about-service-steps small,
.about-service-steps strong {
  display: block;
}

.about-service-steps small {
  margin-bottom: 9px;
}

.about-service-steps strong {
  font-size: 16px;
}

.about-service-steps p {
  margin: 13px 0 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.75;
}

.about-contact-section {
  padding-block: 78px;
}

.about-contact-heading {
  display: grid;
  align-items: end;
  grid-template-columns: minmax(0, 0.84fr) minmax(350px, 1.16fr);
  gap: 70px;
}

.about-contact-heading h2 {
  color: #fff;
}

.about-contact-heading > p:last-child {
  margin: 0;
  color: var(--text-inverse-soft);
  font-size: 13px;
  line-height: 1.85;
}

.about-contact-layout {
  display: grid;
  margin-top: 38px;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 10px;
}

.about-contact-phone {
  display: grid;
  min-height: 210px;
  align-content: center;
  padding: 30px;
  color: var(--brand-klein-deep);
  background: var(--brand-gold-light);
  grid-template-columns: 48px 1fr;
  gap: 3px 14px;
  transition: background 180ms ease, transform 180ms ease;
}

.about-contact-phone:hover {
  color: var(--brand-klein-deep);
  background: #ffe0a0;
  transform: translateY(-3px);
}

.about-contact-phone > span {
  align-self: center;
  grid-row: 1 / 4;
  font-size: 38px;
}

.about-contact-phone small,
.about-contact-phone strong,
.about-contact-phone em {
  display: block;
}

.about-contact-phone small {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.about-contact-phone strong {
  margin-top: 3px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 25px;
}

.about-contact-phone em {
  margin-top: 12px;
  font-size: 12px;
  font-weight: 600;
  font-style: normal;
  opacity: 0.84;
}

.about-contact-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.about-contact-details > div {
  display: grid;
  min-height: 210px;
  align-content: center;
  padding: 29px;
  color: var(--text-primary);
  background: #fff4d7;
  grid-template-columns: 38px 1fr;
  gap: 14px;
}

.about-contact-details > div:first-child {
  color: #fff;
  background: #153777;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.about-contact-details > div:last-child {
  background: #fff0c4;
  border: 1px solid rgba(245, 183, 0, 0.3);
}

.about-contact-details > div > span {
  color: var(--brand-klein);
  font-size: 34px;
}

.about-contact-details > div:first-child > span {
  color: var(--brand-gold-light);
}

.about-contact-details p {
  margin: 0;
}

.about-contact-details small,
.about-contact-details strong {
  display: block;
}

.about-contact-details small {
  color: #42526c;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.about-contact-details > div:first-child small {
  color: #cbd9f7;
}

.about-contact-details strong {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.7;
}

.about-contact-details > div:first-child strong {
  color: #fff;
}

.about-contact-details > div:last-child strong {
  color: var(--text-primary);
}

@media (max-width: 1100px) {
  .about-business-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 900px) {
  .about-vision-grid,
  .about-profile-intro,
  .about-section-heading,
  .about-engineering-heading,
  .about-engineering-layout,
  .about-method-heading,
  .about-values-section,
  .about-rd-banner,
  .about-service-heading,
  .about-service-layout,
  .about-contact-heading,
  .about-contact-layout {
    grid-template-columns: 1fr;
  }

  .about-vision-grid {
    min-height: 0;
    gap: 34px;
  }

  .about-vision-note {
    max-width: 560px;
  }

  .about-profile-intro,
  .about-section-heading,
  .about-engineering-heading,
  .about-method-heading,
  .about-values-section,
  .about-rd-banner,
  .about-service-heading,
  .about-contact-heading {
    gap: 25px;
  }

  .about-profile-copy {
    padding: 25px 0 0;
    border-top: 1px solid var(--border-default);
    border-left: 0;
  }

  .about-method-steps {
    grid-template-columns: 1fr 1fr;
  }

  .about-rd-action {
    max-width: 540px;
  }

  .about-customer-panel {
    min-height: 0;
  }
}

@media (max-width: 680px) {
  .about-company-section {
    padding-block: 68px;
  }

  .about-business-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .about-business-grid,
  .about-scenario-grid,
  .about-method-steps,
  .about-values-grid,
  .about-service-steps,
  .about-contact-details {
    grid-template-columns: 1fr;
  }

  .about-method-section,
  .about-engineering-section,
  .about-rd-banner {
    padding: 32px 24px;
  }

  .about-service-steps li {
    min-height: 230px;
  }
}

@media (max-width: 560px) {
  .about-vision-grid {
    padding-block: 48px;
  }

  .about-vision-copy h1 {
    font-size: 30px;
  }

  .about-business-grid article {
    min-height: 280px;
  }

  .about-development-grid,
  .about-customer-panel ul {
    grid-template-columns: 1fr;
  }

  .about-development-panel,
  .about-quality-panel,
  .about-customer-panel {
    padding: 26px 22px;
  }

  .about-contact-phone,
  .about-contact-details > div {
    min-height: 175px;
  }

  .about-contact-phone strong {
    font-size: 21px;
  }
}