.page-about {
  --about-gold-soft: rgba(201, 162, 39, 0.32);
  --about-gold-strong: rgba(201, 162, 39, 0.62);
  --about-grid-line: rgba(240, 239, 233, 0.04);
  --about-wine-bg: rgba(110, 20, 35, 0.28);
  background: var(--dark);
  color: var(--light);
  font-family: var(--font-body);
  line-height: 1.72;
  overflow-x: hidden;
}

/* ========== Hero ========== */
.page-about .about-hero {
  position: relative;
  padding: 56px 0 76px;
  background-color: #0A0F0D;
  background-image:
    linear-gradient(rgba(240, 239, 233, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 239, 233, 0.035) 1px, transparent 1px),
    radial-gradient(ellipse at 82% 18%, rgba(201, 162, 39, 0.14) 0%, transparent 52%),
    radial-gradient(ellipse at 12% 85%, rgba(11, 61, 46, 0.75) 0%, transparent 58%),
    linear-gradient(155deg, #0B3D2E 0%, #0A0F0D 55%, #6E1423 145%);
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
  border-bottom: 1px solid var(--border-light);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  right: -140px;
  top: -90px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.14) 0%, transparent 65%);
  pointer-events: none;
}

.page-about .about-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  align-items: center;
}

.page-about .about-hero-copy {
  position: relative;
  z-index: 1;
}

.page-about .about-hero-kicker {
  display: inline-block;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: 3px;
  padding: 5px 14px;
  background: rgba(201, 162, 39, 0.05);
}

.page-about .about-hero-title {
  margin: 0 0 22px;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.5vw, 2.85rem);
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--light);
}

.page-about .about-hero-title span {
  color: var(--gold-bright);
}

.page-about .about-hero-intro {
  margin: 0;
  max-width: 580px;
  font-size: 1.02rem;
  line-height: 1.85;
  color: rgba(240, 239, 233, 0.76);
}

.page-about .about-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 36px;
}

.page-about .about-hero-stat {
  display: flex;
  flex-direction: column;
}

.page-about .about-hero-stat-num {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-bright);
}

.page-about .about-hero-stat-label {
  margin-top: 4px;
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  color: rgba(240, 239, 233, 0.6);
}

.page-about .about-hero-visual {
  position: relative;
  z-index: 1;
}

.page-about .about-hero-frame {
  position: relative;
}

.page-about .about-hero-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(1.08) contrast(1.04);
  clip-path: polygon(7% 0, 100% 0, 93% 100%, 0 100%);
  border-radius: 2px;
}

.page-about .about-hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  clip-path: polygon(7% 0, 100% 0, 93% 100%, 0 100%);
  border: 1px solid var(--border-gold);
}

.page-about .about-hero-frame::after {
  content: "";
  position: absolute;
  top: -12px;
  right: -12px;
  width: 52px;
  height: 52px;
  border-top: 3px solid var(--gold);
  border-right: 3px solid var(--gold);
  opacity: 0.65;
}

/* ========== Section common ========== */
.page-about .about-section {
  position: relative;
  padding: 88px 0;
  overflow: hidden;
}

.page-about .about-section-bg-number {
  position: absolute;
  top: 16px;
  right: -12px;
  font-family: var(--font-mono);
  font-size: clamp(6rem, 14vw, 11rem);
  font-weight: 700;
  line-height: 1;
  color: rgba(240, 239, 233, 0.025);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.page-about .about-section-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 48px;
}

.page-about .about-section-head .section-number {
  flex-shrink: 0;
  min-width: 58px;
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
  padding-top: 10px;
  border-top: 2px solid var(--border-gold);
}

.page-about .about-section-title-wrap {
  display: flex;
  flex-direction: column;
}

.page-about .about-section-title-wrap .section-heading {
  margin: 0;
  font-family: var(--font-headline);
  font-size: clamp(1.8rem, 3.5vw, 2.45rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--light);
}

.page-about .about-section-subtitle {
  margin: 8px 0 0;
  font-size: 0.94rem;
  color: rgba(240, 239, 233, 0.58);
}

/* ========== 01 Philosophy ========== */
.page-about .about-philosophy {
  background:
    radial-gradient(ellipse at 85% 10%, rgba(201, 162, 39, 0.09) 0%, transparent 50%),
    linear-gradient(165deg, rgba(11, 61, 46, 0.92) 0%, rgba(10, 15, 13, 0.98) 80%);
  border-bottom: 1px solid rgba(240, 239, 233, 0.05);
}

.page-about .about-philosophy-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-about .about-philosophy-main p {
  margin: 0;
  font-size: 1rem;
  color: rgba(240, 239, 233, 0.82);
}

.page-about .about-philosophy-main p + p {
  margin-top: 18px;
}

.page-about .about-philosophy-main p:first-child {
  font-size: 1.1rem;
  line-height: 1.82;
  color: rgba(240, 239, 233, 0.92);
}

.page-about .about-philosophy-card {
  padding: 34px 30px;
  border: 1px solid var(--border-light);
  border-top: 3px solid var(--gold);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.02) 100%);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.page-about .about-philosophy-card h3 {
  margin: 0 0 22px;
  font-family: var(--font-headline);
  font-size: 1.16rem;
  color: var(--gold-bright);
  letter-spacing: 0.04em;
}

.page-about .about-principle-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-principle-list li {
  padding: 18px 0;
  border-bottom: 1px solid rgba(240, 239, 233, 0.08);
}

.page-about .about-principle-list li:last-child {
  border-bottom: none;
}

.page-about .about-principle-list li span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  margin-bottom: 5px;
}

.page-about .about-principle-list li p {
  margin: 0;
  font-size: 0.93rem;
  color: rgba(240, 239, 233, 0.7);
}

/* ========== 02 Journey / Timeline ========== */
.page-about .about-journey {
  background:
    radial-gradient(ellipse at 88% 12%, rgba(110, 20, 35, 0.4) 0%, transparent 48%),
    linear-gradient(180deg, rgba(11, 61, 46, 0.6) 0%, rgba(10, 15, 13, 0.95) 100%);
}

.page-about .about-journey::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold) 0%, rgba(110, 20, 35, 0.8) 60%, transparent 100%);
  opacity: 0.7;
}

.page-about .about-timeline {
  position: relative;
  z-index: 1;
  padding-left: 34px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(to bottom, var(--gold), rgba(201, 162, 39, 0.1));
}

.page-about .about-timeline-item {
  position: relative;
  padding: 0 0 46px;
}

.page-about .about-timeline-item:last-child {
  padding-bottom: 0;
}

.page-about .about-timeline-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 9px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--dark);
  border: 3px solid var(--gold);
  box-shadow: 0 0 0 6px rgba(201, 162, 39, 0.12);
}

.page-about .about-timeline-date {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold-bright);
  background: rgba(201, 162, 39, 0.08);
  border: 1px solid rgba(201, 162, 39, 0.28);
  border-radius: 999px;
  padding: 5px 16px;
  margin-bottom: 14px;
}

.page-about .about-timeline-content h3 {
  margin: 0 0 8px;
  font-family: var(--font-headline);
  font-size: 1.22rem;
  letter-spacing: 0.02em;
  color: var(--light);
}

.page-about .about-timeline-content p {
  margin: 0;
  max-width: 640px;
  font-size: 0.95rem;
  color: rgba(240, 239, 233, 0.72);
}

/* ========== 03 Scale ========== */
.page-about .about-scale {
  background:
    radial-gradient(ellipse at 70% 18%, rgba(110, 20, 35, 0.34) 0%, transparent 48%),
    linear-gradient(180deg, rgba(10, 15, 13, 0.95) 0%, rgba(11, 61, 46, 0.78) 100%);
}

.page-about .about-scale-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.page-about .about-stat-card {
  padding: 36px 20px;
  text-align: center;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.03) 100%);
  border: 1px solid var(--border-light);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius);
  transition: var(--transition);
}

.page-about .about-stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 162, 39, 0.5);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
}

.page-about .about-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-bright);
}

.page-about .about-stat-num span {
  font-size: 0.5em;
  vertical-align: super;
  margin-left: 2px;
}

.page-about .about-stat-label {
  display: block;
  margin-top: 10px;
  font-size: 0.94rem;
  letter-spacing: 0.08em;
  color: rgba(240, 239, 233, 0.72);
}

.page-about .about-scale-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-about .about-category-panel h3 {
  margin: 0 0 12px;
  font-family: var(--font-headline);
  font-size: 1.3rem;
  color: var(--light);
}

.page-about .about-category-panel > p {
  margin: 0 0 20px;
  font-size: 0.96rem;
  color: rgba(240, 239, 233, 0.72);
}

.page-about .about-category-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-about .about-category-list li {
  display: flex;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(240, 239, 233, 0.08);
  font-size: 0.95rem;
  color: rgba(240, 239, 233, 0.78);
}

.page-about .about-category-list li span {
  flex-shrink: 0;
  min-width: 92px;
  font-family: var(--font-headline);
  font-weight: 600;
  color: var(--gold-bright);
}

.page-about .about-category-note {
  margin: 0;
  font-size: 0.92rem;
  color: rgba(240, 239, 233, 0.62);
}

.page-about .about-scale-visual {
  position: relative;
}

.page-about .about-scale-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
  filter: saturate(0.95) contrast(1.05);
  clip-path: polygon(4% 0, 100% 0, 96% 100%, 0 100%);
}

.page-about .about-scale-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(11, 61, 46, 0.45) 0%, rgba(110, 20, 35, 0.15) 100%);
  clip-path: polygon(4% 0, 100% 0, 96% 100%, 0 100%);
}

/* ========== 04 Tech ========== */
.page-about .about-tech {
  background:
    radial-gradient(ellipse at 15% 30%, rgba(45, 27, 78, 0.45) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 80%, rgba(201, 162, 39, 0.06) 0%, transparent 45%),
    linear-gradient(180deg, rgba(10, 15, 13, 0.98) 0%, rgba(11, 61, 46, 0.88) 100%);
}

.page-about .about-tech-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.page-about .about-tech-item {
  padding: 28px 24px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: var(--transition);
}

.page-about .about-tech-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
}

.page-about .about-tech-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold-bright);
  background: rgba(201, 162, 39, 0.08);
  border: 1px solid rgba(201, 162, 39, 0.24);
  border-radius: 3px;
  padding: 3px 10px;
  margin-bottom: 16px;
}

.page-about .about-tech-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-headline);
  font-size: 1.14rem;
  color: var(--light);
}

.page-about .about-tech-item p {
  margin: 0;
  font-size: 0.93rem;
  color: rgba(240, 239, 233, 0.7);
}

.page-about .about-tech-visual {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}

.page-about .about-tech-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
}

/* ========== 05 Honor ========== */
.page-about .about-honor {
  background:
    radial-gradient(ellipse at 80% 10%, rgba(11, 61, 46, 0.75) 0%, transparent 50%),
    linear-gradient(180deg, rgba(11, 61, 46, 0.82) 0%, rgba(10, 15, 13, 0.97) 100%);
}

.page-about .about-honor-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-about .about-honor-card {
  position: relative;
  padding: 34px 26px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}

.page-about .about-honor-card::after {
  content: "";
  position: absolute;
  right: -22px;
  top: -22px;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(201, 162, 39, 0.22);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-about .about-honor-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--gold-bright);
  background: rgba(201, 162, 39, 0.1);
  border: 1px solid rgba(201, 162, 39, 0.35);
  margin-bottom: 18px;
}

.page-about .about-honor-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-headline);
  font-size: 1.12rem;
  color: var(--light);
}

.page-about .about-honor-card p {
  margin: 0;
  font-size: 0.93rem;
  color: rgba(240, 239, 233, 0.7);
}

.page-about .about-trust-statement {
  position: relative;
  z-index: 1;
  margin: 56px auto 0;
  max-width: 640px;
  text-align: center;
  font-family: var(--font-headline);
  font-size: 1.08rem;
  line-height: 1.85;
  padding: 24px 12px;
  color: rgba(240, 239, 233, 0.84);
}

.page-about .about-trust-statement p {
  margin: 0;
}

.page-about .about-trust-statement::before,
.page-about .about-trust-statement::after {
  content: "";
  position: absolute;
  width: 36px;
  height: 36px;
  border-color: var(--gold);
  border-style: solid;
}

.page-about .about-trust-statement::before {
  top: 0;
  left: 0;
  border-width: 2px 0 0 2px;
}

.page-about .about-trust-statement::after {
  bottom: 0;
  right: 0;
  border-width: 0 2px 2px 0;
}

/* ========== CTA ========== */
.page-about .about-cta {
  padding: 72px 0 96px;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(201, 162, 39, 0.1) 0%, transparent 45%),
    linear-gradient(135deg, rgba(110, 20, 35, 0.42) 0%, rgba(10, 15, 13, 0.96) 100%);
  border-top: 1px solid var(--border-light);
  text-align: center;
}

.page-about .about-cta h2 {
  margin: 0 0 20px;
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  color: var(--light);
}

.page-about .about-cta p {
  margin: 0 auto 30px;
  max-width: 560px;
  font-size: 1rem;
  color: rgba(240, 239, 233, 0.7);
}

.page-about .about-cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.page-about .about-cta-actions .btn {
  min-width: 140px;
}

/* ========== Responsive ========== */
@media (min-width: 640px) {
  .page-about .about-timeline {
    padding-left: 44px;
  }

  .page-about .about-timeline::before {
    left: 13px;
  }

  .page-about .about-timeline-item::before {
    left: -35px;
  }
}

@media (min-width: 768px) {
  .page-about .about-scale-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-about .about-scale-grid {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
  }

  .page-about .about-tech-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-about .about-honor-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

@media (min-width: 992px) {
  .page-about .about-hero {
    padding: 64px 0 88px;
  }

  .page-about .about-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
  }

  .page-about .about-hero-visual {
    order: 2;
  }

  .page-about .about-section {
    padding: 104px 0;
  }

  .page-about .about-section-head {
    margin-bottom: 56px;
  }

  .page-about .about-philosophy-grid {
    grid-template-columns: 1.25fr 0.75fr;
    gap: 64px;
    align-items: start;
  }

  .page-about .about-scale-grid {
    gap: 64px;
  }

  .page-about .about-tech-grid {
    margin-bottom: 48px;
  }

  .page-about .about-trust-statement {
    font-size: 1.15rem;
    padding: 30px 20px;
  }
}