.page-about {
  /* 页面级设计变量 */
  --about-hero-height: 500px;
  --about-stat-size: 120px;
  --about-card-radius: 20px;
  --about-diagonal-color: var(--color-primary, #00A86B);
  --about-accent-gold: var(--color-accent, #FFB300);
  --about-bg-light: var(--color-neutral-light, #F5F5F5);
  --about-bg-dark: var(--color-background-dark, #1A1A1A);
  --about-text-dark: var(--color-neutral-dark, #2C2C2C);

  /* 移动端优先：单列窄边距 */
  padding: 0 16px;
  max-width: 100%;
  overflow-x: hidden;
  font-family: var(--font-body, 'Inter', sans-serif);
  color: var(--about-text-dark);
  background-color: var(--about-bg-light);
}

/* ---------- 面包屑 ---------- */
.page-about .kiwi-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  padding: 16px 0 8px;
  font-size: 14px;
  color: var(--color-secondary, #004A8F);
}
.page-about .kiwi-breadcrumb a {
  color: var(--color-secondary, #004A8F);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.page-about .kiwi-breadcrumb a:hover {
  border-color: currentColor;
}
.page-about .kiwi-breadcrumb__sep {
  color: var(--about-accent-gold);
  font-weight: 700;
}
.page-about .kiwi-breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--about-text-dark);
}

/* ---------- 顶部英雄区 ---------- */
.page-about .about-hero {
  position: relative;
  width: 100%;
  height: var(--about-hero-height);
  margin: 0 -16px;
  width: calc(100% + 32px);
  overflow: hidden;
  border-radius: 0 0 var(--about-card-radius) var(--about-card-radius);
}
.page-about .about-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-about .about-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .about-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,168,107,0.75) 0%, rgba(0,74,143,0.60) 100%);
  z-index: 1;
}
.page-about .about-hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding: 24px 16px;
  color: #ffffff;
  text-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
.page-about .about-hero__title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 2rem;
  font-weight: 800;
  font-style: italic;
  line-height: 1.2;
  margin: 0 0 12px;
  max-width: 680px;
}
.page-about .about-hero__subtitle {
  font-size: 1rem;
  font-weight: 400;
  margin: 0;
  max-width: 520px;
  opacity: 0.92;
}

/* ---------- 品牌理念区（斜角分割） ---------- */
.page-about .about-mission {
  position: relative;
  margin: 48px -16px 40px;
  width: calc(100% + 32px);
  padding: 40px 16px 48px;
  background-color: #ffffff;
}
.page-about .about-mission__diagonal {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 40px;
  background: var(--about-diagonal-color);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 60%);
  z-index: 0;
}
.page-about .about-mission__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.page-about .about-mission__text {
  flex: 1;
}
.page-about .about-mission__heading {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.75rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 16px;
  color: var(--color-primary, #00A86B);
}
.page-about .about-mission__desc {
  font-size: 1rem;
  line-height: 1.7;
  margin: 0 0 20px;
  color: var(--about-text-dark);
}
.page-about .about-mission__list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-about .about-mission__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
}
.page-about .about-mission__icon {
  color: var(--about-accent-gold);
  font-size: 1.2rem;
  line-height: 1;
}
.page-about .about-mission__cta {
  display: inline-block;
  padding: 10px 28px;
  background: var(--color-primary, #00A86B);
  color: #ffffff;
  border-radius: 40px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.25s, transform 0.2s;
}
.page-about .about-mission__cta:hover {
  background: var(--color-secondary, #004A8F);
  transform: translateY(-2px);
}

/* ---------- 统计数字卡片 ---------- */
.page-about .about-mission__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.page-about .about-mission__stat-card {
  flex: 1 1 90px;
  max-width: 140px;
  background: var(--about-bg-light);
  border-radius: var(--about-card-radius);
  padding: 20px 12px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}
.page-about .about-mission__stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.10);
}
.page-about .about-mission__stat-num {
  display: block;
  font-family: var(--font-data, 'JetBrains Mono', monospace);
  font-size: 2rem;
  font-weight: 700;
  color: var(--about-accent-gold);
  margin-bottom: 6px;
  letter-spacing: -0.5px;
}
.page-about .about-mission__stat-label {
  font-size: 0.8rem;
  color: var(--color-secondary, #004A8F);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ---------- 服务特色区域 ---------- */
.page-about .about-features {
  padding: 48px 0 32px;
}
.page-about .about-features__heading {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.75rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 8px;
  color: var(--color-primary, #00A86B);
}
.page-about .about-features__intro {
  font-size: 1rem;
  margin: 0 0 28px;
  color: var(--about-text-dark);
  max-width: 540px;
}
.page-about .about-features__grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.page-about .about-features__card {
  display: flex;
  flex-direction: column;
  border-radius: var(--about-card-radius);
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: transform 0.25s, box-shadow 0.25s;
}
.page-about .about-features__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.10);
}
.page-about .about-features__card-img {
  width: 100%;
  max-height: 200px;
  overflow: hidden;
  background: var(--about-bg-light);
}
.page-about .about-features__card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .about-features__card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-about .about-features__card-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  color: var(--about-text-dark);
}
.page-about .about-features__card-text {
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
  color: #555;
}
.page-about .about-features__tag {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 14px;
  background: var(--color-primary, #00A86B);
  color: #ffffff;
  border-radius: 40px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-top: auto;
}

/* ---------- 团队区域 ---------- */
.page-about .about-team {
  padding: 32px 0 24px;
}
.page-about .about-team__inner {
  display: flex;
  justify-content: center;
}
.page-about .about-team__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 28px 20px;
  background: #ffffff;
  border-radius: var(--about-card-radius);
  max-width: 480px;
  width: 100%;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.page-about .about-team__avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-primary, #00A86B);
  flex-shrink: 0;
}
.page-about .about-team__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .about-team__info {
  text-align: center;
}
.page-about .about-team__heading {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 1.3rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 10px;
  color: var(--color-primary, #00A86B);
}
.page-about .about-team__text {
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 16px;
  color: #555;
}
.page-about .about-team__values {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 24px;
}
.page-about .about-team__value {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--about-text-dark);
}
.page-about .about-team__value-icon {
  color: var(--about-accent-gold);
  font-size: 1.1rem;
}

/* ---------- 内链引导 ---------- */
.page-about .about-links {
  padding: 24px 0 40px;
  text-align: center;
}
.page-about .about-links__text {
  font-size: 0.95rem;
  color: #777;
}
.page-about .about-links__text a {
  color: var(--color-secondary, #004A8F);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.page-about .about-links__text a:hover {
  border-color: currentColor;
}

/* ---------- 滚动显现动画（渐进增强） ---------- */
.page-about [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.page-about [data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- 桌面端 ≥768px ---------- */
@media (min-width: 768px) {
  .page-about {
    padding: 0 32px;
  }
  .page-about .about-hero {
    margin: 0 -32px;
    width: calc(100% + 64px);
    height: 460px;
    border-radius: 0 0 40px 40px;
  }
  .page-about .about-hero__content {
    padding: 40px 48px;
  }
  .page-about .about-hero__title {
    font-size: 3rem;
  }
  .page-about .about-hero__subtitle {
    font-size: 1.15rem;
  }

  .page-about .about-mission {
    margin: 64px -32px 48px;
    width: calc(100% + 64px);
    padding: 60px 32px 64px;
  }
  .page-about .about-mission__diagonal {
    height: 56px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 50%);
  }
  .page-about .about-mission__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: 48px;
  }
  .page-about .about-mission__text {
    flex: 2;
  }
  .page-about .about-mission__stats {
    flex: 1;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .page-about .about-mission__stat-card {
    max-width: 100%;
    flex: 1;
    padding: 24px 16px;
  }
  .page-about .about-mission__stat-num {
    font-size: 2.4rem;
  }

  .page-about .about-features__grid {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 28px;
  }
  .page-about .about-features__card {
    flex: 1 1 calc(33.333% - 20px);
    min-width: 240px;
  }
  .page-about .about-features__card-img {
    max-height: 180px;
  }

  .page-about .about-team__card {
    flex-direction: row;
    text-align: left;
    max-width: 640px;
    padding: 32px 28px;
  }
  .page-about .about-team__info {
    text-align: left;
  }
  .page-about .about-team__values {
    justify-content: flex-start;
  }
}

/* ---------- 桌面端 ≥1024px ---------- */
@media (min-width: 1024px) {
  .page-about .about-hero__title {
    font-size: 3.5rem;
  }
  .page-about .about-mission__heading {
    font-size: 2rem;
  }
  .page-about .about-features__heading {
    font-size: 2rem;
  }
  .page-about .about-features__card-img {
    max-height: 200px;
  }
}

/* ---------- 桌面端 ≥1200px ---------- */
@media (min-width: 1200px) {
  .page-about {
    padding: 0 48px;
  }
  .page-about .about-hero {
    margin: 0 -48px;
    width: calc(100% + 96px);
    height: 500px;
  }
  .page-about .about-mission {
    margin: 80px -48px 56px;
    width: calc(100% + 96px);
    padding: 72px 48px 80px;
  }
}