.about-page-body {
  background:
    radial-gradient(circle at top left, rgba(68, 138, 255, 0.12), transparent 22%),
    linear-gradient(180deg, #f8fbff 0%, #f4f8ff 40%, #eef5ff 100%);
}

.about-page-scroll {
  background:
    linear-gradient(180deg, rgba(10, 24, 58, 0.02), rgba(10, 24, 58, 0)),
    radial-gradient(circle at top right, rgba(111, 179, 255, 0.08), transparent 20%);
}

.about-page-body .desktop-nav a.is-active::after {
  background: linear-gradient(90deg, rgba(92, 170, 255, 0), #6cb6ff, rgba(92, 170, 255, 0));
}

.about-hero-panel {
  color: var(--title-light);
}

.about-hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(2, 13, 38, 0.99), rgba(6, 26, 69, 0.94) 48%, rgba(3, 15, 40, 0.99)),
    radial-gradient(circle at 78% 24%, rgba(67, 132, 255, 0.18), transparent 24%);
}

.about-hero-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(38, 90, 176, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(38, 90, 176, 0.06) 1px, transparent 1px);
  background-size: 90px 90px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.78), transparent 100%);
  opacity: 0.44;
}

.about-shell,
.about-section-shell {
  position: relative;
  z-index: 1;
}

.about-shell {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-hero-card {
  align-items: end;
  padding-bottom: 18px;
}

.about-hero-card::after {
  left: 28px;
  right: 28px;
  bottom: 16px;
  z-index: 4;
}

.about-hero-copy {
  padding: 4px 0 10px;
}

.about-hero-copy h1 {
  max-width: 620px;
  font-size: clamp(2.7rem, 4vw, 4.35rem);
  line-height: 1;
}

.about-hero-copy .hero-text {
  max-width: 590px;
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.72;
}

.about-hero-visual {
  min-height: 372px;
  margin-top: -10px;
  margin-bottom: 8px;
  border-color: rgba(107, 171, 255, 0.2);
  background:
    linear-gradient(180deg, rgba(9, 27, 65, 0.2), rgba(9, 27, 65, 0.06)),
    linear-gradient(145deg, rgba(22, 60, 126, 0.24), rgba(22, 60, 126, 0));
}

.about-hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 17, 42, 0.18), rgba(4, 17, 42, 0.46)),
    radial-gradient(circle at 20% 22%, rgba(84, 150, 255, 0.28), transparent 22%);
  z-index: 1;
}

.about-hero-train {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 46%;
  filter: saturate(0.92) brightness(0.8);
}

.about-metric-strip {
  margin-top: 10px;
}

.about-hero-panel .hero-actions {
  margin-top: 18px;
  gap: 14px;
}

.about-hero-panel .primary-btn,
.about-hero-panel .detail-ghost-btn {
  min-height: 48px;
}

.about-story-panel,
.about-products-panel {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.985), rgba(245, 249, 255, 0.97)),
    radial-gradient(circle at right top, rgba(81, 151, 255, 0.08), transparent 18%);
}

.about-story-panel::before,
.about-products-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at left bottom, rgba(90, 162, 255, 0.08), transparent 18%),
    linear-gradient(90deg, rgba(100, 168, 255, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(100, 168, 255, 0.04) 1px, transparent 1px);
  background-size: auto, 84px 84px, 84px 84px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.3), transparent 100%);
  opacity: 0.48;
}

.about-section-shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-section-head {
  margin-bottom: 0;
}

.about-section-head h2 {
  max-width: 720px;
  font-size: clamp(2.3rem, 3vw, 3.7rem);
  white-space: normal;
}

.about-section-head p {
  max-width: 620px;
}

.about-story-top {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 26px;
  align-items: start;
}

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

.about-value-card {
  min-height: 184px;
  padding: 24px 20px;
  border: 1px solid rgba(110, 171, 255, 0.16);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 251, 255, 0.98)),
    radial-gradient(circle at top, rgba(89, 154, 255, 0.08), transparent 38%);
  box-shadow: 0 18px 42px rgba(16, 48, 98, 0.06);
}

.about-value-card i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: var(--primary);
  font-size: 18px;
  background: linear-gradient(180deg, rgba(54, 121, 255, 0.08), rgba(54, 121, 255, 0.03));
}

.about-value-card strong {
  display: block;
  margin-top: 18px;
  color: var(--text-main);
  font-size: 1.16rem;
}

.about-value-card p {
  margin: 12px 0 0;
  color: var(--text-mid);
  font-size: 0.96rem;
  line-height: 1.8;
}

.about-timeline-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.about-timeline-card {
  position: relative;
  padding: 18px 16px 16px;
  border: 1px solid rgba(111, 175, 255, 0.16);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.98)),
    radial-gradient(circle at top, rgba(89, 154, 255, 0.07), transparent 36%);
  box-shadow: 0 18px 42px rgba(16, 48, 98, 0.06);
}

.about-timeline-card::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -10px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  border-radius: 999px;
  background: linear-gradient(180deg, #4288ff, #1d64f2);
  box-shadow: 0 0 0 4px rgba(66, 136, 255, 0.12);
}

.about-timeline-card span,
.about-step-card span {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  font-family: "Rajdhani", "Noto Sans SC", sans-serif;
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.about-timeline-card strong {
  display: block;
  margin-top: 10px;
  color: var(--text-main);
  font-size: 1rem;
}

.about-timeline-card p {
  margin: 10px 0 0;
  min-height: 66px;
  color: var(--text-mid);
  font-size: 0.88rem;
  line-height: 1.7;
}

.about-timeline-card img {
  width: 100%;
  height: 108px;
  margin-top: 14px;
  border-radius: 16px;
  object-fit: cover;
}

.about-products-panel {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(243, 248, 255, 0.98)),
    radial-gradient(circle at left top, rgba(81, 151, 255, 0.1), transparent 20%);
}

.about-products-panel .section-heading h2 {
  max-width: 960px;
  font-size: clamp(2rem, 2.4vw, 2.88rem);
  white-space: nowrap;
}

.about-products-panel .section-heading p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.about-product-lanes {
  display: grid;
  gap: 14px;
}

.about-product-lane {
  padding: 18px;
  border: 1px solid rgba(110, 171, 255, 0.16);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.985)),
    radial-gradient(circle at right top, rgba(89, 154, 255, 0.08), transparent 34%);
  box-shadow: 0 18px 42px rgba(16, 48, 98, 0.07);
}

.about-product-label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.about-product-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  color: var(--primary);
  font-size: 24px;
  background: linear-gradient(180deg, rgba(54, 121, 255, 0.08), rgba(54, 121, 255, 0.03));
}

.about-product-label h3 {
  margin: 0;
  color: var(--text-main);
  font-size: 1.32rem;
}

.about-product-label p {
  margin: 8px 0 0;
  color: var(--text-mid);
  line-height: 1.66;
  font-size: 0.92rem;
}

.about-product-label a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  color: var(--primary-strong);
  font-weight: 700;
  background: rgba(40, 117, 255, 0.08);
  transition: background var(--ease), transform var(--ease);
}

.about-product-label a:hover {
  transform: translateY(-2px);
  background: rgba(40, 117, 255, 0.12);
}

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

.about-step-card {
  position: relative;
  min-height: 142px;
  padding: 14px 14px 16px;
  border: 1px solid rgba(111, 175, 255, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 28px rgba(18, 48, 98, 0.05);
}

.about-step-card:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 18px;
  right: -11px;
  z-index: 2;
  color: rgba(42, 118, 255, 0.56);
  font-size: 16px;
  font-weight: 700;
}

.about-step-card strong {
  display: block;
  margin-top: 10px;
  color: var(--text-main);
  font-size: 1rem;
}

.about-step-card p {
  margin: 10px 0 0;
  color: var(--text-mid);
  font-size: 0.86rem;
  line-height: 1.68;
}

.about-service-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.about-service-strip article {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
  padding: 0 18px;
  border: 1px solid rgba(111, 175, 255, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text-main);
  font-weight: 700;
}

.about-service-strip i {
  color: var(--primary);
}

.about-contact-panel {
  color: #f5f9ff;
}

.about-contact-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, #07152f, #041127 56%, #020914),
    radial-gradient(circle at 80% 22%, rgba(43, 117, 255, 0.18), transparent 24%);
}

.about-contact-card {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  gap: 24px;
  padding: 32px;
  border: 1px solid rgba(120, 180, 255, 0.16);
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(6, 23, 56, 0.98), rgba(10, 34, 86, 0.92)),
    radial-gradient(circle at right bottom, rgba(48, 117, 255, 0.18), transparent 32%);
  box-shadow: 0 26px 60px rgba(4, 18, 48, 0.32);
}

.about-contact-panel .about-section-head h2,
.about-contact-panel .about-section-head p,
.about-contact-panel .about-section-head span {
  color: #fff;
}

.about-contact-panel .about-section-head p {
  color: rgba(241, 247, 255, 0.76);
}

.about-contact-list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.about-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: rgba(241, 247, 255, 0.84);
}

.about-contact-list i {
  margin-top: 4px;
  color: #7db6ff;
}

.about-contact-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.about-contact-tags span {
  padding: 11px 16px;
  border: 1px solid rgba(120, 180, 255, 0.16);
  border-radius: 999px;
  color: rgba(241, 247, 255, 0.84);
  background: rgba(255, 255, 255, 0.06);
}

.about-contact-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: center;
  align-items: center;
}

.about-qr-block {
  width: min(100%, 260px);
  padding: 18px;
  border: 1px solid rgba(120, 180, 255, 0.16);
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.96));
  box-shadow: 0 18px 42px rgba(4, 18, 48, 0.18);
  text-align: center;
}

.about-qr-head strong {
  display: block;
  color: var(--text-main);
  font-size: 1.12rem;
}

.about-qr-head p {
  margin: 10px 0 0;
  color: var(--text-mid);
  line-height: 1.7;
  font-size: 0.94rem;
}

.about-qr-block img {
  width: 150px;
  height: 150px;
  margin: 16px auto 0;
  border-radius: 18px;
  object-fit: cover;
}

.about-contact-actions {
  display: grid;
  gap: 12px;
  width: min(100%, 260px);
}

.about-contact-actions .primary-btn,
.about-contact-actions .detail-ghost-btn {
  width: 100%;
}

.about-contact-actions .detail-ghost-btn {
  border-color: rgba(255, 255, 255, 0.22);
}

.about-page-footer {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  text-align: center;
}

@media (min-width: 1200px) {
  .about-products-panel .about-section-shell {
    justify-content: center;
  }

  .about-products-panel .section-heading {
    margin-bottom: 20px;
  }
}

@media (max-width: 1199px) {
  .about-story-top,
  .about-contact-card {
    grid-template-columns: 1fr;
  }

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

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

  .about-step-card:nth-child(3)::after {
    display: none;
  }
}

@media (max-width: 899px) {
  .about-hero-card {
    padding-bottom: 24px;
  }

  .about-hero-copy h1 {
    font-size: clamp(2.36rem, 7vw, 3.34rem);
    line-height: 1.05;
  }

  .about-hero-visual {
    min-height: 300px;
    margin-bottom: 0;
  }

  .about-values-grid,
  .about-timeline-grid,
  .about-lifecycle-steps,
  .about-service-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-product-label {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .about-product-label a {
    grid-column: 1 / -1;
    justify-self: start;
    margin-top: 4px;
  }

  .about-products-panel .section-heading h2 {
    white-space: normal;
  }

  .about-step-card::after {
    display: none;
  }

  .about-timeline-card p {
    min-height: 0;
  }

  .about-timeline-card img {
    height: 126px;
  }

  .about-contact-card {
    padding: 24px 20px;
  }

  .about-contact-side {
    align-items: stretch;
  }

  .about-qr-block,
  .about-contact-actions {
    width: 100%;
  }
}

@media (max-width: 639px) {
  .about-hero-copy h1 {
    font-size: clamp(1.84rem, 8.2vw, 2.32rem);
    line-height: 1.12;
  }

  .about-hero-copy .hero-text {
    font-size: 14px;
    margin-top: 16px;
  }

  .about-hero-visual {
    min-height: 244px;
  }

  .about-values-grid,
  .about-timeline-grid,
  .about-lifecycle-steps,
  .about-service-strip {
    grid-template-columns: 1fr;
  }

  .about-value-card,
  .about-step-card {
    min-height: 0;
  }

  .about-timeline-card img {
    height: 156px;
  }

  .about-product-lane {
    padding: 16px 14px;
  }

  .about-product-label {
    gap: 12px;
  }

  .about-product-label h3 {
    font-size: 1.18rem;
  }

  .about-contact-list li {
    font-size: 14px;
  }

  .about-contact-tags span {
    width: 100%;
    text-align: center;
  }

  .about-contact-card {
    padding: 20px 16px;
    gap: 18px;
  }

  .about-qr-block {
    padding: 16px 14px;
    border-radius: 22px;
  }

  .about-qr-block img {
    width: 150px;
    height: 150px;
  }
}