.page-about {
  --about-orange: #FF6B00;
  --about-neon: #39FF14;
  --about-violet: #7B2FBE;
  --about-violet-bright: #9B3FE4;
  --about-dusk: #1A1F3D;
  --about-line: #2E3355;
  background: var(--color-space);
}

.page-about .about-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--about-orange);
}

.page-about .about-kicker::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--about-orange);
}

.page-about img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero ===== */
.page-about .about-hero {
  position: relative;
  padding: 28px 0 0;
  background:
    radial-gradient(ellipse at 82% 18%, rgba(123, 47, 190, 0.38), transparent 58%),
    linear-gradient(135deg, #0B1026 0%, #131A40 62%, #1A1F3D 100%);
  overflow: hidden;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: 0;
  height: 100px;
  background: var(--color-space);
  transform: skewY(-3deg);
  z-index: 0;
}

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

.page-about .about-hero-grid {
  display: grid;
  gap: 24px;
  padding: 42px 0 76px;
}

.page-about .about-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid rgba(57, 255, 20, 0.35);
  border-radius: var(--radius-pill);
  background: rgba(57, 255, 20, 0.06);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--about-neon);
}

.page-about .about-hero-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--about-neon);
  box-shadow: 0 0 12px var(--about-neon);
}

.page-about .about-hero h1 {
  margin: 22px 0 16px;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(32px, 6vw, 56px);
  line-height: 1.06;
  color: var(--color-mist);
}

.page-about .about-hero h1 span {
  color: var(--about-violet-bright);
}

.page-about .about-hero-lead {
  max-width: 54ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-ash);
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero-foot {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 28px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--about-neon);
  border-radius: var(--radius-md);
  background: rgba(57, 255, 20, 0.06);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-mist);
}

.page-about .about-hero-media {
  position: relative;
  margin: 8px 0 0;
}

.page-about .about-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, transparent 28%, rgba(123, 47, 190, 0.3), transparent 72%);
  pointer-events: none;
}

.page-about .about-hero-img {
  display: block;
  width: 100%;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  object-fit: cover;
}

/* ===== 品牌故事 ===== */
.page-about .about-story {
  padding: 64px 0 48px;
}

.page-about .about-story-grid {
  display: grid;
  gap: 36px;
}

.page-about .about-story-main .section-title {
  margin: 0 0 20px;
}

.page-about .about-story-copy p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-ash);
}

.page-about .about-story-copy strong {
  color: var(--color-mist);
}

.page-about .about-story-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-about .about-fact-card {
  position: relative;
  padding: 24px 20px 20px;
  background: linear-gradient(145deg, rgba(26, 31, 61, 0.95), rgba(11, 16, 38, 0.85));
  border: 1px solid var(--about-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
}

.page-about .about-fact-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--about-orange), var(--about-violet));
}

.page-about .about-fact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 47, 190, 0.6);
  box-shadow: var(--shadow-glow-violet);
}

.page-about .about-fact-icon {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--about-neon);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.6);
  margin-bottom: 12px;
}

.page-about .about-fact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-ash);
}

.page-about .about-fact-value {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
  color: var(--about-neon);
}

.page-about .about-fact-unit {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-ash);
}

/* ===== 技术演进时间线 ===== */
.page-about .about-timeline {
  position: relative;
  padding: 64px 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(123, 47, 190, 0.12), transparent 62%);
}

.page-about .about-timeline-media {
  margin: 28px 0 0;
}

.page-about .about-timeline-media img {
  display: block;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  object-fit: cover;
}

.page-about .about-timeline-list {
  position: relative;
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-timeline-list::before {
  content: "";
  position: absolute;
  width: 2px;
  background: linear-gradient(to bottom, var(--about-violet), rgba(123, 47, 190, 0.08));
  left: 13px;
  top: 8px;
  bottom: 8px;
}

.page-about .about-timeline-item {
  position: relative;
  padding-left: 40px;
  margin-bottom: 24px;
}

.page-about .about-timeline-dot {
  position: absolute;
  left: 13px;
  top: 24px;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-space);
  border: 2px solid var(--about-neon);
  box-shadow: 0 0 14px rgba(57, 255, 20, 0.5);
}

.page-about .about-timeline-card {
  padding: 20px 22px;
  background: linear-gradient(135deg, rgba(26, 31, 61, 0.92), rgba(11, 16, 38, 0.72));
  border: 1px solid var(--about-line);
  border-left: 3px solid var(--about-violet);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.page-about .about-timeline-card:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 47, 190, 0.7);
  box-shadow: var(--shadow-glow-violet);
}

.page-about .about-timeline-era {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--about-orange);
}

.page-about .about-timeline-card h3 {
  margin: 8px 0 10px;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 22px;
  line-height: 1.2;
  color: var(--color-mist);
}

.page-about .about-timeline-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ash);
}

/* ===== 团队与实力 ===== */
.page-about .about-team {
  position: relative;
  padding: 64px 0;
  background: linear-gradient(115deg, var(--color-space) 20%, rgba(123, 47, 190, 0.16) 60%, rgba(11, 16, 38, 0.92));
}

.page-about .about-team-layout {
  display: grid;
  gap: 36px;
}

.page-about .about-team-desc {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-ash);
}

.page-about .about-team-media {
  margin: 22px 0 0;
}

.page-about .about-team-media img {
  display: block;
  width: 100%;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  object-fit: cover;
}

.page-about .about-team-stats {
  position: relative;
  min-height: 300px;
  display: grid;
  gap: 20px;
  align-content: center;
}

.page-about .about-team-gear {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 0;
  width: min(420px, 100%);
  transform: translate(-50%, -50%);
  opacity: 0.22;
  pointer-events: none;
}

.page-about .about-team-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-about .about-team-stat {
  text-align: center;
}

.page-about .about-team-stat .data-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--about-neon);
}

.page-about .about-stat-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: 0.3px;
  color: var(--color-ash);
}

/* ===== 合作与荣誉 ===== */
.page-about .about-honors {
  padding: 64px 0;
}

.page-about .about-honor-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-about .about-honor-card {
  position: relative;
  padding: 28px 24px;
}

.page-about .about-honor-num {
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 16px;
  color: transparent;
  -webkit-text-stroke: 1px var(--about-violet);
  text-shadow: 0 0 32px rgba(123, 47, 190, 0.4);
}

.page-about .about-honor-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 20px;
  line-height: 1.3;
  color: var(--color-mist);
}

.page-about .about-honor-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ash);
}

/* ===== CTA 横幅 ===== */
.page-about .about-cta {
  position: relative;
  padding: 56px 0;
  background: var(--gradient-cta);
  overflow: hidden;
}

.page-about .about-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 20%, rgba(255, 255, 255, 0.1) 50%, transparent 80%);
  pointer-events: none;
}

.page-about .about-cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.page-about .about-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(22px, 4vw, 38px);
  line-height: 1.15;
  color: #fff;
}

.page-about .about-cta-tagline {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.85);
}

.page-about .about-cta-note {
  max-width: 560px;
  margin: 20px auto 0;
  padding: 14px 18px;
  border-left: 3px solid var(--about-neon);
  border-radius: var(--radius-md);
  background: rgba(11, 16, 38, 0.45);
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-mist);
  text-align: left;
}

.page-about .about-cta-note p {
  margin: 0;
}

.page-about .about-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 28px;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 600px) {
  .page-about .about-story-facts {
    gap: 18px;
  }

  .page-about .about-team-grid {
    gap: 18px;
  }
}

@media (min-width: 860px) {
  .page-about .about-hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
    padding-top: 56px;
  }

  .page-about .about-hero-media {
    margin: 0;
  }

  .page-about .about-hero-media::after {
    transform: rotate(1.5deg);
  }

  .page-about .about-hero-img {
    height: 100%;
    min-height: 420px;
  }

  .page-about .about-story-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: start;
  }

  .page-about .about-timeline-list {
    display: grid;
    gap: 0;
  }

  .page-about .about-timeline-list::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .about-timeline-item {
    display: grid;
    grid-template-columns: 1fr 44px 1fr;
    align-items: start;
    gap: 0;
    padding-left: 0;
    margin-bottom: 24px;
  }

  .page-about .about-timeline-item .about-timeline-card {
    grid-column: 1;
    grid-row: 1;
    margin-right: 46px;
  }

  .page-about .about-timeline-dot {
    position: static;
    transform: none;
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    margin-top: 24px;
  }

  .page-about .about-timeline-item:nth-child(even) .about-timeline-card {
    grid-column: 3;
    grid-row: 1;
    margin-right: 0;
    margin-left: 46px;
  }

  .page-about .about-team-layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
    align-items: center;
  }

  .page-about .about-team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1200px) {
  .page-about .about-team-gear {
    width: min(460px, 100%);
  }
}