.page-about {
  --about-red: #E63946;
  --about-bg: #0D0D0F;
  --about-card: #1A1A1D;
  --about-border: rgba(192, 192, 200, 0.18);
  --about-accent: #00B4D8;
  --about-text: #F5F5F7;
  --about-muted: #C0C0C8;
  --about-red-dark: #8A1C1C;
  --about-radius-lg: 24px;
  --about-radius-md: 12px;
  --about-ease: cubic-bezier(.22, 1, .36, 1);
  background-color: var(--about-bg);
  color: var(--about-text);
  overflow: hidden;
  position: relative;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--compact {
  padding: 72px 0;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--about-accent);
  margin: 0 0 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  color: var(--about-text);
}

.about-hero {
  position: relative;
  padding: 64px 0 80px;
  background: radial-gradient(ellipse 80% 60% at 80% 10%, rgba(138, 28, 28, 0.3) 0%, transparent 60%);
}

.about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  position: relative;
  z-index: 2;
}

.about-hero__art {
  position: relative;
  grid-row: 1;
  min-height: 200px;
  border-radius: var(--about-radius-lg);
  overflow: hidden;
  background: var(--about-card);
}

.about-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  max-width: 100%;
  min-height: 220px;
}

.about-hero__art-block {
  position: absolute;
  border-radius: 32px;
  z-index: 1;
}

.about-hero__art-block--red {
  width: 65%;
  height: 40%;
  background: var(--about-red);
  top: 24%;
  left: -12%;
  transform: rotate(-14deg);
  opacity: 0.9;
}

.about-hero__art-block--outline {
  width: 38%;
  height: 55%;
  border: 2px solid var(--about-accent);
  top: 10%;
  right: 8%;
  transform: rotate(9deg);
  opacity: 0.5;
}

.about-hero__art-glint {
  position: absolute;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, transparent 45%, rgba(245, 245, 247, 0.85) 50%, transparent 55%);
  bottom: -30px;
  right: 20%;
  transform: rotate(35deg);
  z-index: 2;
  opacity: 0.5;
}

.about-hero__content {
  padding: 8px 0 0;
}

.about-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--about-muted);
  text-transform: uppercase;
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-hero__eyebrow::before {
  content: "";
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--about-red);
}

.about-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  font-style: italic;
  text-transform: uppercase;
}

.about-hero__lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--about-muted);
  max-width: 560px;
  margin: 0 0 32px;
  border-left: 3px solid var(--about-red);
  padding-left: 18px;
}

.about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.about-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--about-text);
  background: rgba(26, 26, 29, 0.8);
  border: 1px solid var(--about-border);
  padding: 6px 14px;
  border-radius: 999px;
}

.about-hero__meta-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--about-red);
  box-shadow: 0 0 8px rgba(230, 57, 70, 0.8);
}

.about-hero__note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--about-muted);
  opacity: 0.7;
  letter-spacing: 0.05em;
  margin: 0;
  border-top: 1px solid var(--about-border);
  padding-top: 16px;
}

.about-intro {
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(26, 26, 29, 0.5) 100%);
}

.about-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.about-intro__rail {
  display: none;
}

.about-intro__main {
  max-width: 680px;
}

.about-intro__body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--about-muted);
  margin: 0 0 20px;
}

.about-intro__body p:first-child::first-letter {
  font-size: 48px;
  font-family: var(--font-heading);
  font-weight: 900;
  color: var(--about-red);
  float: left;
  line-height: 1;
  margin-right: 8px;
}

.about-core {
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.06) 0%, transparent 40%, rgba(0, 180, 216, 0.05) 100%);
}

.about-core__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.about-core__title {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
}

.about-core__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.about-core__item {
  background: var(--about-card);
  border: 1px solid var(--about-border);
  border-radius: var(--about-radius-lg);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--about-ease), border-color 0.4s var(--about-ease);
}

.about-core__item:hover {
  transform: translateY(-4px);
  border-color: rgba(230, 57, 70, 0.5);
}

.about-core__item::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--about-red), transparent);
  opacity: 0.7;
}

.about-core__item--large {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.15), var(--about-card));
}

.about-core__num {
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  font-size: 64px;
  line-height: 1;
  color: var(--about-text);
  display: inline-block;
  letter-spacing: -0.03em;
}

.about-core__unit {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--about-red);
  margin-left: 6px;
}

.about-core__suffix {
  font-size: 0.4em;
  color: var(--about-red);
  margin-left: 4px;
}

.about-core__desc {
  font-size: 14px;
  color: var(--about-muted);
  line-height: 1.6;
  margin: 12px 0 0;
  max-width: 220px;
}

.about-timeline {
  position: relative;
}

.about-timeline__head {
  margin-bottom: 56px;
}

.about-timeline__intro {
  font-size: 15px;
  color: var(--about-muted);
  max-width: 440px;
  line-height: 1.7;
}

.about-timeline__wrap {
  position: relative;
  padding: 0 0 40px;
}

.about-timeline__curve {
  display: none;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 100%;
  z-index: 0;
  opacity: 0.7;
}

.about-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 44px;
}

.about-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  z-index: 1;
}

.about-timeline__dot {
  display: none;
}

.about-timeline__card {
  background: var(--about-card);
  border: 1px solid var(--about-border);
  border-radius: var(--about-radius-lg);
  padding: 28px;
  position: relative;
  transition: transform 0.4s var(--about-ease);
}

.about-timeline__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--about-red) 0%, var(--about-red) 40%, transparent 100%);
}

.about-timeline__year {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--about-accent);
  letter-spacing: 0.1em;
  margin: 0 0 10px;
}

.about-timeline__heading {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 900;
  margin: 0 0 12px;
  line-height: 1.3;
}

.about-timeline__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--about-muted);
  margin: 0;
}

.about-timeline__figure {
  margin: 20px 0 0;
  border-radius: var(--about-radius-md);
  overflow: hidden;
  background: var(--about-bg);
}

.about-timeline__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.about-timeline__caption {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--about-muted);
  padding: 10px 16px;
  border-top: 1px solid var(--about-border);
}

.about-tech {
  position: relative;
  background: linear-gradient(120deg, rgba(0, 180, 216, 0.05) 0%, transparent 50%, rgba(230, 57, 70, 0.08) 100%);
}

.about-tech__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.about-tech__lead {
  font-size: 16px;
  color: var(--about-muted);
  line-height: 1.7;
  margin: 0 0 36px;
  max-width: 480px;
}

.about-tech__list {
  list-style: none;
  margin: 0 0 36px;
  padding: 0;
  display: grid;
  gap: 28px;
}

.about-tech__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}

.about-tech__item-num {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--about-red);
  font-weight: 700;
  background: rgba(230, 57, 70, 0.1);
  border-radius: 8px;
  padding: 4px 8px;
  border: 1px solid rgba(230, 57, 70, 0.3);
}

.about-tech__item-title {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 6px;
}

.about-tech__item p {
  font-size: 14px;
  color: var(--about-muted);
  line-height: 1.7;
  margin: 0;
}

.about-tech__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.about-tech__visual {
  position: relative;
}

.about-tech__frame {
  border-radius: var(--about-radius-lg);
  overflow: hidden;
  border: 1px solid var(--about-border);
  position: relative;
}

.about-tech__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.about-tech__badge {
  position: absolute;
  bottom: -18px;
  left: 16px;
  background: var(--about-red);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  padding: 14px 20px;
  border-radius: var(--about-radius-md);
  box-shadow: 0 8px 30px rgba(230, 57, 70, 0.3);
  transform: rotate(-2deg);
}

.about-tech__badge-arrow {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255, 255, 255, 0.7);
  margin-bottom: 6px;
  position: relative;
}

.about-tech__badge-arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: -4px;
  width: 8px;
  height: 8px;
  border-top: 2px solid rgba(255, 255, 255, 0.7);
  border-right: 2px solid rgba(255, 255, 255, 0.7);
  transform: rotate(45deg);
}

.about-philosophy {
  position: relative;
}

.about-philosophy__inner {
  background: var(--about-card);
  border-radius: var(--about-radius-lg);
  border: 1px solid var(--about-border);
  padding: 56px 28px;
  position: relative;
  overflow: hidden;
}

.about-philosophy__decor {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  pointer-events: none;
}

.about-philosophy__decor-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(230, 57, 70, 0.3);
  border-radius: 50%;
}

.about-philosophy__decor-ring--small {
  inset: 24px;
  border-color: rgba(0, 180, 216, 0.2);
}

.about-philosophy__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 40px;
}

.about-philosophy__item {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--about-border);
}

.about-philosophy__item-title {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-philosophy__item-title::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--about-red);
  border-radius: 2px;
  transform: rotate(45deg);
  flex-shrink: 0;
}

.about-philosophy__item p {
  font-size: 14px;
  color: var(--about-muted);
  line-height: 1.7;
  margin: 0;
}

.about-philosophy__foot {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--about-border);
}

.about-philosophy__statement {
  font-size: 15px;
  color: var(--about-text);
  line-height: 1.7;
  border-left: 3px solid var(--about-accent);
  padding-left: 16px;
  margin: 0 0 24px;
}

.about-philosophy__links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.about-philosophy__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--about-accent);
  text-decoration: none;
  transition: color 0.3s ease, gap 0.3s var(--about-ease);
}

.about-philosophy__link:hover {
  color: var(--about-red);
  gap: 12px;
}

.vertical-text {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--about-muted);
  opacity: 0.5;
  text-transform: uppercase;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s var(--about-ease);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--about-red);
  color: #fff;
}

.btn-primary:hover {
  background: #ff4d5a;
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .container {
    padding: 0 40px;
  }

  .section {
    padding: 120px 0;
  }

  .about-hero {
    padding: 96px 0 120px;
  }

  .about-hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .about-hero__art {
    grid-row: 1;
    grid-column: 2;
    min-height: 400px;
  }

  .about-hero__content {
    grid-column: 1;
    grid-row: 1;
  }

  .about-hero__note {
    grid-column: 1 / -1;
  }

  .about-core__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .about-core__item--large {
    grid-column: span 1;
  }

  .about-core__item--large .about-core__num {
    font-size: 72px;
  }

  .about-tech__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
  }

  .about-philosophy__inner {
    padding: 72px 56px;
  }

  .about-philosophy__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }

  .about-philosophy__item {
    padding-bottom: 0;
    border-bottom: none;
  }

  .about-intro__grid {
    grid-template-columns: 72px 1fr;
    gap: 48px;
  }

  .about-intro__rail {
    display: block;
    padding-top: 8px;
    border-right: 1px solid var(--about-border);
  }
}

@media (min-width: 1024px) {
  .about-timeline__curve {
    display: block;
  }

  .about-timeline__list {
    gap: 80px;
    padding: 0 0 20px;
  }

  .about-timeline__item {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 32px;
  }

  .about-timeline__dot {
    display: block;
    grid-column: 2;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--about-red);
    box-shadow: 0 0 0 6px rgba(230, 57, 70, 0.15);
    transition: box-shadow 0.4s var(--about-ease), transform 0.4s var(--about-ease);
  }

  .about-timeline__card {
    grid-column: 1;
  }

  .about-timeline__item--right .about-timeline__card {
    grid-column: 3;
    grid-row: 1;
  }

  .about-timeline__item--right .about-timeline__dot {
    grid-column: 2;
    grid-row: 1;
  }

  .about-timeline__item--left .about-timeline__dot {
    grid-column: 2;
    grid-row: 1;
  }

  .about-timeline__card:hover {
    transform: translateY(-4px);
  }

  .about-timeline__dot:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 10px rgba(230, 57, 70, 0.2);
  }

  .about-timeline__item--left .about-timeline__card {
    text-align: right;
  }

  .about-timeline__item--left .about-timeline__card::before {
    left: auto;
    right: 0;
    background: linear-gradient(270deg, var(--about-red) 0%, var(--about-red) 40%, transparent 100%);
  }

  .about-timeline__figure {
    margin-top: 24px;
  }

  .about-core__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .about-hero__title {
    font-size: 68px;
  }
}

@media (min-width: 1300px) {
  .container {
    padding: 0 60px;
  }
}