.page-about {
  --about-orange: #FF7A3D;
  --about-neon: #00E5A0;
  --about-deep: #0A1633;
  --about-ocean: #123A66;
  --about-rice: #F5F1E8;
  --about-muted: rgba(245, 241, 232, 0.42);
  --about-card-bg: rgba(18, 58, 102, 0.46);
  --about-border-line: rgba(245, 241, 232, 0.12);
  font-family: var(--font-body);
  color: var(--about-rice);
  background: var(--primary-deep-blue);
  overflow-x: hidden;
}

/* ===== Hero ===== */
.page-about__hero {
  background: radial-gradient(ellipse at 78% 22%, rgba(0, 229, 160, 0.1) 0%, transparent 48%),
    radial-gradient(ellipse at 16% 78%, rgba(255, 122, 61, 0.08) 0%, transparent 42%),
    var(--primary-deep-blue);
  padding: 108px 0 76px;
  border-bottom: 1px solid var(--line-faint);
  position: relative;
}

.page-about__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(245, 241, 232, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 241, 232, 0.028) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-about__hero-inner {
  position: relative;
  z-index: 1;
}

.page-about__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 36px;
}

.page-about__hero-copy {
  max-width: 780px;
}

.page-about__hero-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--about-neon);
  text-transform: uppercase;
  margin-bottom: 18px;
  border-left: 3px solid var(--about-orange);
  padding-left: 12px;
}

.page-about__hero-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5.6vw, 56px);
  line-height: 1.06;
  margin: 0 0 22px;
  letter-spacing: -0.01em;
  max-width: 720px;
}

.page-about__hero-lead {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(245, 241, 232, 0.74);
  max-width: 660px;
}

.page-about__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.page-about__hero-stat {
  background: var(--about-card-bg);
  border: 1px solid var(--about-border-line);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 116px;
}

.page-about__hero-stat strong {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--about-neon);
  font-feature-settings: "tnum";
  letter-spacing: -0.02em;
}

.page-about__hero-stat em {
  font-size: 12px;
  font-style: normal;
  color: rgba(245, 241, 232, 0.6);
}

.page-about__hero-anchor {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  border-top: 1px solid var(--line-faint);
  border-bottom: 1px solid var(--line-faint);
  background: linear-gradient(120deg, rgba(18, 58, 102, 0.22) 0%, transparent 60%);
}

.page-about__hero-year {
  font-family: var(--font-display);
  font-size: clamp(88px, 16vw, 176px);
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 2px rgba(0, 229, 160, 0.55);
  letter-spacing: -0.03em;
  user-select: none;
}

.page-about__hero-flag {
  position: absolute;
  right: 8%;
  bottom: 24px;
  font-family: var(--font-display);
  font-size: 11px;
  line-height: 1.4;
  color: var(--about-orange);
  letter-spacing: 0.18em;
  writing-mode: vertical-rl;
  text-transform: uppercase;
}

.page-about__hero-line {
  height: 4px;
  margin-top: 40px;
  background: linear-gradient(90deg, var(--about-neon) 0%, var(--about-orange) 100%, transparent 100%);
  border-radius: 999px;
  position: relative;
}

.page-about__hero-line::after {
  content: "";
  position: absolute;
  right: 0;
  top: -5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--about-orange);
}

/* ===== Origin ===== */
.page-about__origin {
  padding: 88px 0 0;
  background: var(--about-deep);
}

.page-about__origin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-about__origin-content {
  order: 1;
}

.page-about__origin-content .prose p + p {
  margin-top: 16px;
}

.page-about__origin-points {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about__origin-points li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--about-card-bg);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  border: 1px solid var(--about-border-line);
}

.page-about__origin-points li p {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(245, 241, 232, 0.86);
}

.page-about__origin-icon {
  flex: 0 0 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 229, 160, 0.1);
  border: 1px solid rgba(0, 229, 160, 0.34);
  color: var(--about-neon);
  font-family: var(--font-display);
  font-size: 12px;
}

.page-about__origin-media {
  order: 2;
  position: relative;
}

.page-about__origin-img {
  width: 100%;
  height: auto;
  max-width: 800px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--about-border-line);
  object-fit: cover;
  display: block;
}

.page-about__origin-caption {
  position: absolute;
  top: -14px;
  left: -6px;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: rgba(245, 241, 232, 0.38);
  writing-mode: vertical-rl;
  text-transform: uppercase;
}

/* ===== Milestones ===== */
.page-about__milestones {
  padding: 96px 0 40px;
  position: relative;
}

.page-about__milestone-media {
  margin: 48px auto 72px;
  max-width: 1000px;
  position: relative;
}

.page-about__milestone-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--about-border-line);
  object-fit: cover;
  display: block;
}

.page-about__milestone-media figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(245, 241, 232, 0.46);
  text-align: center;
}

.page-about__timeline {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
}

.page-about__timeline-axis {
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--about-neon) 0%, var(--about-ocean) 50%, var(--about-orange) 100%);
}

.page-about__milestone {
  position: relative;
  padding-left: 46px;
  margin-bottom: 36px;
}

.page-about__milestone-dot {
  position: absolute;
  left: 9px;
  top: 16px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--about-neon);
  border: 3px solid var(--about-deep);
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.18);
}

.page-about__milestone-year {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--about-neon);
  display: block;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.page-about__milestone-card {
  background: var(--about-card-bg);
  border: 1px solid var(--about-border-line);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.page-about__milestone-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 229, 160, 0.4);
  box-shadow: 0 16px 38px rgba(5, 10, 30, 0.3);
}

.page-about__milestone-card h3 {
  font-size: 20px;
  margin: 0 0 8px;
  color: var(--about-rice);
  letter-spacing: 0.01em;
}

.page-about__milestone-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: rgba(245, 241, 232, 0.72);
}

/* ===== Quality ===== */
.page-about__quality {
  padding: 88px 0;
  background: linear-gradient(135deg, rgba(18, 58, 102, 0.52) 0%, rgba(7, 15, 36, 0.82) 100%);
  border-top: 1px solid var(--line-faint);
  border-bottom: 1px solid var(--line-faint);
}

.page-about__quality-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 44px;
}

.page-about__quality-lead {
  font-size: 17px;
  line-height: 1.68;
  color: rgba(245, 241, 232, 0.8);
  max-width: 680px;
}

.page-about__quality-chart {
  margin-top: 32px;
  display: grid;
  gap: 18px;
  max-width: 560px;
}

.page-about__chart-row {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: center;
}

.page-about__chart-label {
  font-size: 14px;
  color: rgba(245, 241, 232, 0.58);
}

.page-about__chart-track {
  height: 20px;
  background: rgba(245, 241, 232, 0.08);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.page-about__chart-fill {
  --chart-fill: 50%;
  position: absolute;
  inset: 2px auto 2px 2px;
  width: var(--chart-fill);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--about-neon) 0%, var(--about-orange) 110%);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 10px;
  font-size: 11px;
  font-weight: 700;
  color: var(--about-deep);
  text-align: right;
}

.page-about__quality-stats {
  margin-top: 40px;
  border-top: 1px solid var(--about-border-line);
  padding-top: 28px;
}

.page-about__stat-unit {
  font-size: 18px;
  color: rgba(245, 241, 232, 0.48);
  margin-left: 6px;
}

.page-about__quality-stats .stat__number {
  font-family: var(--font-display);
  font-size: 48px;
  line-height: 1;
  color: var(--about-neon);
  font-feature-settings: "tnum";
  letter-spacing: -0.02em;
}

.page-about__quality-stats .stat__label {
  font-size: 14px;
  color: rgba(245, 241, 232, 0.62);
  margin-top: 8px;
}

.page-about__quality-aside {
  display: grid;
  gap: 18px;
}

.page-about__cert-card {
  background: rgba(7, 15, 36, 0.36);
  border: 1px solid var(--about-border-line);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--about-neon);
  padding: 22px 24px;
}

.page-about__cert-card h3 {
  font-size: 17px;
  margin: 10px 0 8px;
  color: var(--about-rice);
}

.page-about__cert-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 241, 232, 0.68);
}

.page-about__cert-badge {
  display: inline-flex;
  font-family: var(--font-display);
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 122, 61, 0.14);
  border: 1px solid rgba(255, 122, 61, 0.42);
  color: var(--about-orange);
  letter-spacing: 0.06em;
}

.page-about__cert-note {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 241, 232, 0.48);
  padding: 6px 4px 0;
}

/* ===== Sync ===== */
.page-about__sync {
  padding: 88px 0;
  background: var(--about-deep);
}

.page-about__sync-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 48px;
}

.page-about__sync-step {
  background: rgba(18, 58, 102, 0.32);
  border: 1px solid var(--about-border-line);
  border-radius: var(--radius-lg);
  padding: 28px 28px 26px;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-about__sync-step:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 122, 61, 0.4);
}

.page-about__sync-num {
  font-size: 32px;
  font-weight: 700;
  color: rgba(0, 229, 160, 0.28);
  font-family: var(--font-display);
}

.page-about__sync-step h3 {
  font-size: 19px;
  margin: 10px 0 8px;
  color: var(--about-rice);
}

.page-about__sync-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: rgba(245, 241, 232, 0.7);
}

.page-about__sync-tip {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-top: 32px;
  background: rgba(255, 122, 61, 0.08);
  border: 1px solid rgba(255, 122, 61, 0.3);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.page-about__sync-tip-icon {
  flex: 0 0 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 122, 61, 0.16);
  border: 1px solid rgba(255, 122, 61, 0.46);
  color: var(--about-orange);
  font-family: var(--font-display);
  font-size: 15px;
}

.page-about__sync-tip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 241, 232, 0.78);
}

/* ===== Trust ===== */
.page-about__trust {
  padding: 88px 0 96px;
  background: linear-gradient(180deg, var(--about-deep) 0%, rgba(18, 58, 102, 0.62) 100%);
}

.page-about__trust-inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
  max-width: 960px;
  padding-top: 32px;
  padding-bottom: 32px;
  border-top: 1px solid var(--line-faint);
  border-bottom: 1px solid var(--line-faint);
}

.page-about__trust-text h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  margin: 0 0 10px;
  color: var(--about-rice);
}

.page-about__trust-text p {
  margin: 0;
  font-size: 15px;
  color: rgba(245, 241, 232, 0.62);
}

/* ===== Team ===== */
.page-about__team {
  padding: 88px 0 64px;
  background: var(--about-deep);
}

.page-about__team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.page-about__team-lead {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(245, 241, 232, 0.8);
  margin-bottom: 32px;
}

.page-about__team-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about__team-list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 22px;
  background: var(--about-card-bg);
  border: 1px solid var(--about-border-line);
  border-radius: var(--radius-md);
}

.page-about__team-list li strong {
  font-size: 17px;
  color: var(--about-rice);
}

.page-about__team-list li span {
  font-size: 14px;
  color: rgba(245, 241, 232, 0.58);
}

.page-about__team-note {
  font-size: 14px;
  color: rgba(245, 241, 232, 0.52);
  border-left: 2px solid var(--about-orange);
  padding-left: 14px;
}

.page-about__team-media {
  margin: 0;
}

.page-about__team-img {
  width: 100%;
  height: auto;
  max-width: 960px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--about-border-line);
  object-fit: cover;
  display: block;
}

.page-about__team-media figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(245, 241, 232, 0.46);
}

/* ===== Media queries ===== */
@media (min-width: 768px) {
  .page-about__hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.75fr);
    gap: 32px;
    align-items: end;
  }

  .page-about__hero-anchor {
    min-height: 300px;
    border-top: none;
    border-bottom: none;
    border-left: 1px solid var(--line-faint);
  }

  .page-about__origin-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
  }

  .page-about__origin-content {
    order: 1;
  }

  .page-about__origin-media {
    order: 2;
  }

  .page-about__timeline-axis {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about__milestone {
    width: 50%;
    padding-left: 0;
    padding-right: 56px;
    margin-bottom: 48px;
  }

  .page-about__milestone--right {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 56px;
  }

  .page-about__milestone-dot {
    left: auto;
    right: -9px;
  }

  .page-about__milestone--right .page-about__milestone-dot {
    right: auto;
    left: -9px;
  }

  .page-about__milestone-year {
    font-size: 34px;
  }

  .page-about__milestone-card {
    padding: 24px 28px;
  }

  .page-about__quality-grid {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.72fr);
    gap: 56px;
  }

  .page-about__sync-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-about__trust-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
  }

  .page-about__team-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
    gap: 56px;
  }
}

@media (min-width: 1200px) {
  .page-about__hero {
    padding: 128px 0 88px;
  }

  .page-about__hero-grid {
    gap: 56px;
  }

  .page-about__hero-year {
    font-size: 176px;
  }

  .page-about__origin-grid {
    gap: 96px;
  }

  .page-about__quality-grid {
    gap: 88px;
  }

  .page-about__milestone-card {
    min-height: 128px;
  }
}