.page-about {
  --about-grid-line: rgba(125, 185, 255, 0.06);
  --about-grid-line-dark: rgba(13, 27, 42, 0.055);
  --about-cream: #F6F1E7;
  --about-bg: #FFF8F0;
  --about-ink: #14213D;
  overflow-x: hidden;
}
.page-about .about-hero {
  position: relative;
  padding: 56px 0 96px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(135deg, #0D1B2A 0%, #131F33 48%, #1B263B 100%);
  background-size: 36px 36px, 36px 36px, cover;
  color: #FFF8F0;
  border-bottom: 3px solid var(--color-accent);
  overflow: hidden;
}
.page-about .about-hero::before {
  content: "";
  position: absolute;
  width: clamp(300px, 40vw, 520px);
  height: clamp(300px, 40vw, 520px);
  right: -10%;
  top: -42%;
  background: radial-gradient(circle, rgba(123, 77, 255, 0.28) 0%, transparent 62%);
  pointer-events: none;
}
.page-about .about-hero::after {
  content: "MG";
  position: absolute;
  right: 22px;
  bottom: -34px;
  font-family: var(--font-display);
  font-size: clamp(88px, 18vw, 220px);
  line-height: 1;
  font-weight: 700;
  color: rgba(255, 248, 240, 0.05);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.06em;
}
.page-about .about-hero .breadcrumb {
  margin-bottom: 52px;
}
.page-about .about-hero .breadcrumb-link,
.page-about .about-hero .breadcrumb-item {
  color: rgba(255, 248, 240, 0.72);
}
.page-about .about-hero .breadcrumb-link:hover {
  color: var(--color-accent);
}
.page-about .about-hero .breadcrumb-item[aria-current="page"] {
  color: #FF5A36;
}
.page-about .about-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: end;
}
.page-about .about-hero-kicker {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: 8px 16px;
  border: 1px solid rgba(255, 90, 54, 0.38);
  border-radius: 6px;
  background: rgba(255, 90, 54, 0.08);
  transform: skewX(-10deg);
  margin-bottom: 20px;
}
.page-about .about-hero h1 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(44px, 6vw, 68px);
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: #FFF8F0;
}
.page-about .about-hero-lead {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 24px);
  color: var(--color-accent);
  margin: 8px 0 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.page-about .about-hero-desc {
  color: rgba(255, 248, 240, 0.78);
  font-size: 16px;
  line-height: 1.9;
  max-width: 560px;
  margin-bottom: 28px;
}
.page-about .about-hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-about .about-hero .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.page-about .about-hero .btn-primary:hover {
  background: #D85A3F;
  border-color: #D85A3F;
}
.page-about .about-hero .btn-outline {
  border-color: rgba(255, 248, 240, 0.4);
  color: #FFF8F0;
}
.page-about .about-hero .btn-outline:hover {
  background: rgba(255, 248, 240, 0.08);
}
.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  justify-items: end;
}
.page-about .about-stat {
  position: relative;
  width: min(100%, 210px);
  padding: 22px 22px 18px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  backdrop-filter: blur(8px);
}
.page-about .about-stat-1 {
  transform: rotate(2deg);
}
.page-about .about-stat-2 {
  transform: rotate(-1.6deg);
  margin-top: 18px;
}
.page-about .about-stat-3 {
  transform: rotate(1deg);
  margin-top: -8px;
}
.page-about .about-stat-4 {
  transform: rotate(-2deg);
  margin-top: 12px;
}
.page-about .about-stat .stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, #FF5A36, #FFC857);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 6px;
}
.page-about .about-stat .stat-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: rgba(255, 248, 240, 0.62);
}
.page-about .about-who {
  padding: 104px 0 90px;
  background:
    linear-gradient(rgba(13, 27, 42, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 27, 42, 0.045) 1px, transparent 1px),
    var(--about-cream);
  background-size: 28px 28px, 28px 28px, cover;
  position: relative;
}
.page-about .about-who::after {
  content: "前沿";
  position: absolute;
  left: 3%;
  top: 28px;
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 1;
  font-weight: 700;
  color: rgba(216, 90, 63, 0.06);
  pointer-events: none;
  user-select: none;
}
.page-about .about-who-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 72px;
  align-items: start;
}
.page-about .about-who-main .section-kicker {
  color: var(--color-accent);
}
.page-about .about-who-main h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 700;
  color: var(--color-ink);
  margin: 0 0 18px;
  line-height: 1.2;
}
.page-about .about-who-lead {
  font-size: 18px;
  line-height: 1.75;
  color: var(--color-ink);
  border-left: 4px solid var(--color-accent);
  padding-left: 18px;
  margin-bottom: 24px;
}
.page-about .about-who-main p {
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 18px;
}
.page-about .about-who-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.page-about .about-who-aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
}
.page-about .about-value-card {
  position: relative;
  padding: 24px 24px 24px 84px;
  background: #FFF9F0;
  border: 1px solid rgba(13, 27, 42, 0.1);
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(13, 27, 42, 0.05);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.page-about .about-value-card:nth-child(2) {
  transform: translateX(12px);
}
.page-about .about-value-card:nth-child(3) {
  transform: translateX(24px);
}
.page-about .about-value-card:hover {
  transform: translateX(0) translateY(-4px);
  box-shadow: var(--shadow);
}
.page-about .value-card-index {
  position: absolute;
  left: 18px;
  top: 22px;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-accent);
}
.page-about .about-value-card h3 {
  font-size: 18px;
  font-family: var(--font-display);
  margin: 0 0 6px;
  color: var(--color-ink);
}
.page-about .about-value-card p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0;
}
.page-about .about-milestones {
  padding: 96px 0;
  background: var(--about-bg);
  position: relative;
}
.page-about .about-milestones .section-kicker {
  color: var(--color-accent);
}
.page-about .about-milestones .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 44px);
  color: var(--color-ink);
  margin: 4px 0 14px;
}
.page-about .section-subtitle {
  color: var(--color-muted);
}
.page-about .about-timeline-figure {
  margin: 42px 0 32px;
  max-width: 720px;
  position: relative;
}
.page-about .about-timeline-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.page-about .about-timeline-figure figcaption {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 10px;
  padding-left: 4px;
}
.page-about .milestone-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 64px;
  margin-top: 8px;
}
.page-about .milestone-track-line {
  position: absolute;
  top: 80px;
  left: 10%;
  right: 10%;
  height: 120px;
  color: rgba(13, 27, 42, 0.28);
  pointer-events: none;
  z-index: 0;
}
.page-about .milestone-track-line svg {
  display: block;
  width: 100%;
  height: 100%;
}
.page-about .milestone-item {
  position: relative;
  z-index: 1;
  text-align: center;
}
.page-about .milestone-marker {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 0 0 7px rgba(255, 90, 54, 0.12), 0 6px 18px rgba(255, 90, 54, 0.25);
  z-index: 2;
  animation: aboutPulse 2.4s var(--ease) infinite;
}
.page-about .milestone-marker::after {
  content: "";
  position: absolute;
  inset: -9px;
  border: 1px dashed rgba(255, 90, 54, 0.45);
  border-radius: 50%;
}
.page-about .milestone-item:nth-child(2) .milestone-marker {
  animation-delay: 0.4s;
}
.page-about .milestone-item:nth-child(3) .milestone-marker {
  animation-delay: 0.8s;
}
.page-about .milestone-item:nth-child(4) .milestone-marker {
  animation-delay: 1.2s;
}
@keyframes aboutPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 90, 54, 0.4), 0 6px 18px rgba(255, 90, 54, 0.25);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(255, 90, 54, 0), 0 6px 18px rgba(255, 90, 54, 0.25);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 90, 54, 0), 0 6px 18px rgba(255, 90, 54, 0.25);
  }
}
.page-about .milestone-year {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.08em;
}
.page-about .milestone-card {
  background: #FFFFFF;
  border: 1px solid rgba(13, 27, 42, 0.1);
  border-left: 4px solid var(--color-accent);
  border-radius: 14px;
  padding: 20px 18px 18px;
  min-height: 152px;
  text-align: left;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.page-about .milestone-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.page-about .milestone-card h3 {
  font-size: 17px;
  font-family: var(--font-display);
  color: var(--color-ink);
  margin: 0 0 8px;
}
.page-about .milestone-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
}
.page-about .about-team {
  padding: 104px 0;
  background: var(--about-cream);
  border-top: 1px solid rgba(13, 27, 42, 0.08);
}
.page-about .about-team-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 72px;
  align-items: center;
}
.page-about .about-team-copy .section-kicker {
  color: var(--color-accent);
}
.page-about .about-team-copy h2 {
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.15;
  font-family: var(--font-display);
  color: var(--color-ink);
  margin: 0 0 18px;
}
.page-about .about-team-copy > p {
  color: var(--color-text);
  line-height: 1.85;
  margin-bottom: 16px;
}
.page-about .about-team-filter {
  margin: 24px 0 8px;
}
.page-about .about-team-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-about .about-team-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(13, 27, 42, 0.1);
}
.page-about .about-team-item[hidden] {
  display: none;
}
.page-about .team-list-icon {
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
  background: #FFF9F0;
  border: 1px solid rgba(255, 90, 54, 0.25);
  border-radius: 10px;
}
.page-about .about-team-item .team-direction {
  font-size: 18px;
  font-family: var(--font-display);
  color: var(--color-ink);
  margin: 0 0 6px;
}
.page-about .about-team-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0;
}
.page-about .about-team-figure {
  margin: 0;
  position: relative;
}
.page-about .about-team-figure::before {
  content: "30+";
  position: absolute;
  left: -12px;
  top: -34px;
  z-index: 0;
  font-family: var(--font-display);
  font-size: 92px;
  font-weight: 700;
  line-height: 1;
  color: rgba(216, 90, 63, 0.1);
  pointer-events: none;
}
.page-about .about-team-img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 18px;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
}
.page-about .about-team-figure figcaption {
  margin-top: 18px;
  text-align: right;
  font-size: 13px;
  color: var(--color-muted);
  padding-right: 12px;
  position: relative;
  z-index: 1;
}
.page-about .about-partnership {
  padding: 110px 0;
  position: relative;
  color: #FFF8F0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(135deg, #0D1B2A, #1B263B 70%);
  background-size: 32px 32px, 32px 32px, cover;
}
.page-about .about-partnership .section-kicker {
  color: var(--color-accent);
}
.page-about .about-partnership h2 {
  color: #FFF8F0;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 44px);
  margin: 4px 0 14px;
}
.page-about .about-partnership .section-subtitle {
  color: rgba(255, 248, 240, 0.66);
}
.page-about .about-partnership-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 64px;
  align-items: center;
  margin-top: 48px;
}
.page-about .about-partnership-figure {
  margin: 0;
  position: relative;
}
.page-about .about-partnership-figure::after {
  content: "";
  position: absolute;
  inset: auto auto -14px -14px;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(123, 77, 255, 0.55);
  border-radius: 18px;
  z-index: 0;
}
.page-about .about-partnership-img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(10, 20, 40, 0.5);
}
.page-about .about-partnership-figure figcaption {
  margin-top: 14px;
  font-size: 13px;
  color: rgba(255, 248, 240, 0.56);
  position: relative;
  z-index: 1;
}
.page-about .about-partnership-copy p {
  color: rgba(255, 248, 240, 0.82);
  line-height: 1.9;
  margin-bottom: 20px;
  font-size: 16px;
}
.page-about .about-partnership-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}
.page-about .about-partnership-list li {
  position: relative;
  padding: 8px 0 8px 26px;
  color: rgba(255, 248, 240, 0.78);
  border-bottom: 1px solid rgba(255, 248, 240, 0.1);
  font-size: 15px;
  line-height: 1.65;
}
.page-about .about-partnership-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 14px;
  width: 12px;
  height: 2px;
  background: var(--color-accent);
  transform: skewX(-24deg);
}
.page-about .about-partnership .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.page-about .about-partnership .btn-primary:hover {
  background: #D85A3F;
  border-color: #D85A3F;
}
.page-about .about-partnership .btn-outline {
  border-color: rgba(255, 248, 240, 0.45);
  color: #FFF8F0;
}
.page-about .about-partnership .btn-outline:hover {
  background: rgba(255, 248, 240, 0.1);
}
.page-about .about-cta {
  padding: 92px 0 110px;
  background: var(--about-cream);
}
.page-about .about-cta-inner {
  position: relative;
  overflow: hidden;
  padding: 56px 60px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 12% 18%, rgba(123, 77, 255, 0.18), transparent 38%),
    radial-gradient(circle at 88% 82%, rgba(255, 90, 54, 0.14), transparent 42%),
    #FFF8F0;
  border: 1px solid rgba(13, 27, 42, 0.1);
  box-shadow: var(--shadow);
}
.page-about .about-cta-inner::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 24px;
  bottom: 24px;
  width: 6px;
  background: linear-gradient(var(--color-accent), var(--color-violet));
  border-radius: 6px;
}
.page-about .about-cta-inner .section-kicker {
  color: var(--color-accent);
}
.page-about .about-cta-inner h2 {
  font-size: clamp(26px, 3vw, 38px);
  margin: 4px 0 12px;
  color: var(--color-ink);
}
.page-about .about-cta-inner > p {
  color: var(--color-text);
  line-height: 1.8;
  max-width: 560px;
}
.page-about .about-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
@media (max-width: 920px) {
  .page-about .about-hero-inner {
    grid-template-columns: 1fr;
  }
  .page-about .about-stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 12px;
  }
  .page-about .about-who-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .page-about .about-team-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .page-about .about-partnership-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    margin-top: 36px;
  }
  .page-about .about-cta-inner {
    padding: 40px 28px;
  }
  .page-about .milestone-track {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: 0;
  }
  .page-about .milestone-track-line {
    display: none;
  }
  .page-about .milestone-item {
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 14px;
    text-align: left;
    padding-bottom: 22px;
    position: relative;
  }
  .page-about .milestone-item::before {
    content: "";
    position: absolute;
    left: 25px;
    top: 54px;
    bottom: -4px;
    width: 2px;
    background: linear-gradient(rgba(255, 90, 54, 0.36), rgba(123, 77, 255, 0.14));
  }
  .page-about .milestone-item:last-child::before {
    display: none;
  }
  .page-about .milestone-marker {
    width: 52px;
    height: 52px;
    margin: 0;
  }
  .page-about .milestone-card {
    min-height: 0;
  }
}
@media (max-width: 560px) {
  .page-about .about-hero {
    padding: 40px 0 64px;
  }
  .page-about .about-stats {
    gap: 12px;
  }
  .page-about .about-stat {
    width: 100%;
    padding: 18px 16px 14px;
  }
  .page-about .about-stat .stat-num {
    font-size: 30px;
  }
  .page-about .about-who {
    padding: 80px 0;
  }
  .page-about .about-value-card:nth-child(2),
  .page-about .about-value-card:nth-child(3) {
    transform: none;
  }
  .page-about .about-value-card {
    padding: 20px;
  }
  .page-about .value-card-index {
    position: static;
    display: block;
    font-size: 18px;
    margin-bottom: 6px;
  }
  .page-about .about-team-figure::before {
    font-size: 64px;
    top: -14px;
  }
  .page-about .about-cta-inner {
    padding: 32px 20px;
  }
  .page-about .about-cta-links {
    flex-direction: column;
  }
  .page-about .about-cta-links .btn {
    width: 100%;
    text-align: center;
  }
}