.page-about {
  --about-green: #C8FF00;
  --about-blue: #00D4FF;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}
.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}
.page-about h1,
.page-about h2,
.page-about h3,
.page-about p,
.page-about dl,
.page-about dd,
.page-about ul {
  margin: 0;
  padding: 0;
}
.page-about ul {
  list-style: none;
}
.page-about .about-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.page-about .about-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-about .about-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: saturate(0.8) contrast(1.2);
}
.page-about .about-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(10, 14, 20, 0.78) 0%, rgba(10, 14, 20, 0.42) 45%, rgba(10, 14, 20, 0.16) 100%),
    linear-gradient(180deg, rgba(10, 14, 20, 0.5) 0%, rgba(10, 14, 20, 0.7) 55%, var(--bg-primary) 100%);
}
.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image: radial-gradient(rgba(200, 255, 0, 0.08) 1px, transparent 1px);
  background-size: 22px 22px;
  mix-blend-mode: screen;
  pointer-events: none;
}
.page-about .about-hero-inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(var(--header-h) + 24px) var(--gutter) 56px;
}
.page-about .about-breadcrumb {
  margin-bottom: 24px;
}
.page-about .about-hero-grid {
  display: grid;
  gap: 36px;
  margin-top: 28px;
}
.page-about .about-hero-kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--accent-green);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page-about .about-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(42px, 8vw, 96px);
  line-height: 1.04;
  text-transform: uppercase;
  margin: 12px 0 20px;
}
.page-about .about-hero-lead {
  max-width: 560px;
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.7;
}
.page-about .about-hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-about .about-hero-board {
  background: rgba(18, 26, 36, 0.78);
  border: 1px solid rgba(200, 255, 0, 0.28);
  padding: 26px 22px 24px;
  position: relative;
  backdrop-filter: blur(8px);
  max-width: 420px;
}
.page-about .about-hero-board::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 34px;
  height: 34px;
  border-top: 3px solid var(--accent-green);
  border-left: 3px solid var(--accent-green);
}
.page-about .about-hero-board::after {
  content: "";
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 34px;
  height: 34px;
  border-bottom: 3px solid var(--accent-blue);
  border-right: 3px solid var(--accent-blue);
}
.page-about .about-hero-year {
  font-family: var(--font-heading);
  font-size: clamp(68px, 10vw, 120px);
  line-height: 0.9;
  color: var(--accent-green);
}
.page-about .about-hero-year-unit {
  font-size: 0.4em;
  margin-left: 6px;
  color: var(--accent-blue);
}
.page-about .about-hero-board-note {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
}
.page-about .about-hero-stats {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}
.page-about .about-hero-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  border-top: 1px solid rgba(240, 244, 248, 0.1);
  padding-top: 10px;
}
.page-about .about-hero-stat dt {
  font-size: 13px;
  color: var(--text-secondary);
}
.page-about .about-hero-stat dd {
  font-family: var(--font-heading);
  font-size: 24px;
  color: var(--accent-blue);
}
.page-about .about-origin {
  position: relative;
  padding: var(--section-gap) var(--gutter);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(200, 255, 0, 0.03) 0%, transparent 40%);
}
.page-about .about-mountain {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}
.page-about .about-origin-wrap {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
}
.page-about .about-origin-grid {
  display: grid;
  gap: 28px;
}
.page-about .about-origin-head {
  position: relative;
  padding-left: 18px;
}
.page-about .about-origin-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--accent-green);
  transform: skewX(-15deg);
}
.page-about .about-origin-title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 6vw, 56px);
  text-transform: uppercase;
  line-height: 1.1;
  margin-top: 8px;
}
.page-about .about-origin-body p {
  color: var(--text-secondary);
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.8;
}
.page-about .about-origin-lead {
  font-size: 17px;
  color: var(--text-primary);
  font-weight: 600;
}
.page-about .about-origin-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(200, 255, 0, 0.2);
}
.page-about .about-origin-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.page-about .about-origin-meta-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-green);
  letter-spacing: 0.1em;
}
.page-about .about-origin-meta-value {
  font-size: 15px;
  color: var(--text-primary);
}
.page-about .about-philosophy {
  background: var(--bg-secondary);
  padding: var(--section-gap) var(--gutter);
  border-top: 1px solid rgba(200, 255, 0, 0.18);
  border-bottom: 1px solid rgba(0, 212, 255, 0.18);
}
.page-about .about-philosophy-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
}
.page-about .about-philosophy-grid {
  display: grid;
  gap: 36px;
}
.page-about .about-philosophy-title,
.page-about .about-timeline-title,
.page-about .about-team-title {
  font-family: var(--font-heading);
  font-size: clamp(30px, 5vw, 52px);
  text-transform: uppercase;
  line-height: 1.1;
  margin: 8px 0 12px;
}
.page-about .about-philosophy-lead {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.7;
}
.page-about .about-philosophy-list {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}
.page-about .about-philosophy-item {
  display: flex;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid rgba(240, 244, 248, 0.08);
  border-left: 3px solid var(--accent-green);
  padding: 16px 14px;
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease), background var(--speed) var(--ease);
}
.page-about .about-philosophy-item:hover {
  border-left-color: var(--accent-blue);
  transform: translateX(4px);
  background: var(--hover-bg);
}
.page-about .about-philosophy-item-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-green);
  padding-top: 4px;
  min-width: 24px;
}
.page-about .about-philosophy-item h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
}
.page-about .about-philosophy-item p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.page-about .about-philosophy-content .btn {
  margin-top: 8px;
}
.page-about .about-philosophy-media {
  position: relative;
}
.page-about .about-philosophy-media img {
  width: 100%;
  height: auto;
  display: block;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-about .about-philosophy-media::before {
  content: "";
  position: absolute;
  inset: 12px 12px -12px 12px;
  border: 1px solid rgba(0, 212, 255, 0.35);
  pointer-events: none;
}
.page-about .about-philosophy-media-note {
  margin-top: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  padding: 10px 16px;
  border: 1px solid rgba(240, 244, 248, 0.12);
  background: var(--bg-card);
}
.page-about .about-timeline {
  padding: var(--section-gap) var(--gutter);
}
.page-about .about-timeline-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
}
.page-about .about-timeline-head {
  margin-bottom: 36px;
}
.page-about .about-timeline-lead {
  color: var(--text-secondary);
  max-width: 500px;
}
.page-about .about-timeline-list {
  position: relative;
  display: grid;
  gap: 28px;
  padding-left: 30px;
}
.page-about .about-timeline-list::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--accent-green) 0 10px, transparent 10px 20px);
  opacity: 0.35;
}
.page-about .about-timeline-item {
  position: relative;
  display: grid;
  gap: 10px;
}
.page-about [data-reveal] {
  opacity: 1;
  transform: none;
}
.page-about [data-reveal][data-revealed] {
  animation: aboutTimelineIn 0.6s var(--ease) both;
}
.page-about .about-timeline-year {
  font-family: var(--font-heading);
  font-size: 32px;
  line-height: 1;
  color: var(--accent-green);
}
.page-about .about-timeline-marker {
  position: absolute;
  left: -30px;
  top: 6px;
  width: 16px;
  height: 16px;
  background: var(--accent-green);
  transform: rotate(45deg);
  border: 2px solid var(--bg-primary);
  box-shadow: 0 0 8px rgba(200, 255, 0, 0.5);
}
.page-about .about-timeline-item:nth-child(even) .about-timeline-marker {
  background: var(--accent-blue);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}
.page-about .about-timeline-item:last-child .about-timeline-marker {
  background: var(--accent-red);
  box-shadow: 0 0 8px rgba(255, 59, 48, 0.6);
}
.page-about .about-timeline-item:last-child .about-timeline-year {
  color: var(--accent-red);
}
.page-about .about-timeline-content {
  background: var(--bg-card);
  padding: 18px 18px 20px;
  border-left: 2px solid var(--accent-blue);
  box-shadow: var(--shadow-card);
  position: relative;
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
}
.page-about .about-timeline-content:hover {
  transform: translateX(4px);
  border-left-color: var(--accent-green);
}
.page-about .about-timeline-content h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.page-about .about-timeline-content p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.page-about .about-team {
  padding: var(--section-gap) var(--gutter);
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}
.page-about .about-team-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
}
.page-about .about-team-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}
.page-about .about-team-media {
  position: relative;
}
.page-about .about-team-media img {
  width: 100%;
  height: auto;
  display: block;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.page-about .about-team-media-tag {
  position: absolute;
  right: 0;
  bottom: 18px;
  background: var(--accent-green);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  padding: 8px 14px;
  letter-spacing: 0.1em;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.page-about .about-team-content p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 12px;
}
.page-about .about-team-lead {
  font-size: 18px;
  color: var(--text-primary);
  font-weight: 600;
}
.page-about .about-team-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0 28px;
}
.page-about .about-team-stat {
  background: var(--bg-card);
  border: 1px solid rgba(240, 244, 248, 0.1);
  padding: 16px;
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}
.page-about .about-team-stat:hover {
  border-color: var(--accent-green);
  background: var(--hover-bg);
}
.page-about .about-team-stat dt {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.page-about .about-team-stat dd {
  font-family: var(--font-heading);
  font-size: 28px;
  line-height: 1.1;
  color: var(--accent-green);
}
.page-about .about-team-content .btn {
  margin-top: 8px;
}
.page-about .about-next {
  padding: 0 0 64px;
}
.page-about .about-next-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.page-about .about-next-inner {
  background: var(--bg-card);
  border: 1px solid rgba(200, 255, 0, 0.2);
  border-left: 4px solid var(--accent-green);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
}
.page-about .about-next-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-green);
}
.page-about .about-next-title {
  font-family: var(--font-heading);
  font-size: clamp(24px, 4vw, 34px);
  text-transform: uppercase;
  margin: 6px 0 20px;
}
.page-about .about-next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.page-about .about-next-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid rgba(240, 244, 248, 0.1);
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease), color var(--speed) var(--ease);
  font-size: 14px;
}
.page-about .about-next-link:hover {
  border-color: var(--accent-green);
  background: var(--hover-bg);
  color: var(--accent-green);
}
.page-about .about-next-link-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-blue);
}
@keyframes aboutTimelineIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (min-width: 768px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: end;
  }
  .page-about .about-origin-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 48px;
  }
  .page-about .about-team-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
  }
  .page-about .about-timeline-item {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 0 28px;
    align-items: start;
  }
  .page-about .about-timeline-content {
    margin-top: 4px;
  }
  .page-about .about-team-stats {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-about .about-next-links {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 992px) {
  .page-about .about-philosophy-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: center;
  }
  .page-about .about-next-links {
    grid-template-columns: repeat(4, 1fr);
  }
}