.page-about {
  --about-kiwi: var(--kiwi);
  --about-kiwi-dark: var(--kiwi-dark);
  --about-yellow: var(--yellow);
  --about-blue: var(--blue);
  --about-ink: var(--ink);
  --about-gray: var(--gray);
  --about-cream: var(--cream);
  --about-cyan: var(--cyan);
  background-color: var(--cream);
  background-image: linear-gradient(180deg, var(--fruit-bg) 0, var(--cream) 30%, var(--cream) 100%);
  color: var(--ink);
  overflow-x: clip;
}

.page-about .about-wrap {
  padding-top: 28px;
}

.page-about .breadcrumbs {
  max-width: calc(var(--container-max) + 48px);
  margin: 0 auto 16px;
  padding-inline: 24px;
}

/* ===== 标题区 / Hero ===== */
.page-about .about-hero {
  position: relative;
  padding: 40px 24px 56px;
  background:
    radial-gradient(circle at 88% 12%, rgba(247, 209, 23, 0.32) 0, rgba(247, 209, 23, 0) 34%),
    linear-gradient(150deg, rgba(124, 179, 66, 0.16) 0%, var(--cream) 52%, var(--cream) 100%);
  border-bottom: 3px solid var(--kiwi);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 120px;
  height: 12px;
  background: repeating-linear-gradient(-45deg, var(--yellow) 0 12px, var(--kiwi-dark) 12px 24px);
  opacity: 0.85;
}

.page-about .about-hero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.page-about .about-hero h1 {
  margin: 18px 0 0;
  max-width: 18em;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--blue);
  text-wrap: balance;
}

.page-about .about-hero__lead {
  max-width: 44rem;
  margin: 22px 0 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  line-height: 1.85;
  color: #3d4f44;
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

/* ===== 章节标题区 ===== */
.page-about .about-section-head {
  max-width: 760px;
  margin: 0 0 34px;
}

.page-about .about-section-head .lead {
  margin: 14px 0 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.78;
  color: var(--gray);
}

/* ===== 时间轴区域 / from V1.0 to V3.1 ===== */
.page-about .about-journey {
  padding: 64px 0 76px;
  background:
    linear-gradient(180deg, rgba(255, 253, 245, 0) 0%, rgba(255, 253, 245, 0.92) 18%, var(--cream) 100%);
}

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

.page-about .about-journey__map {
  margin: 0 0 48px;
  border: 3px solid var(--ink);
  border-radius: 4px;
  background: var(--cream);
  box-shadow: 10px 10px 0 rgba(38, 50, 56, 0.14);
}

.page-about .about-journey__map img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-journey__map figcaption {
  padding: 10px 16px;
  border-top: 2px solid var(--kiwi);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--kiwi-dark);
}

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

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: -6px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--kiwi) 0%, var(--cyan) 38%, var(--yellow) 72%, var(--blue) 100%);
}

.page-about .about-timeline__item {
  position: relative;
  margin: 0 0 26px;
  padding: 16px;
  border: 2px solid var(--ink);
  border-radius: 4px;
  background: rgba(255, 253, 245, 0.9);
  box-shadow: 6px 6px 0 rgba(38, 50, 56, 0.16);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-about .about-timeline__item:hover {
  box-shadow: 8px 8px 0 var(--kiwi);
  transform: translate(-2px, -2px);
}

.page-about .about-timeline__badge {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
  padding: 6px 12px;
  border: 2px solid var(--ink);
  border-radius: 4px;
  background: #e4eddf;
  box-shadow: 3px 3px 0 rgba(38, 50, 56, 0.25);
}

.page-about .about-timeline__ver {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--blue);
}

.page-about .about-timeline__year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1;
  color: var(--gray);
}

.page-about .about-timeline__body {
  border-left: 2px solid var(--kiwi);
  padding: 4px 0 4px 16px;
}

.page-about .about-timeline__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.16rem;
  font-weight: 900;
  line-height: 1.4;
  color: var(--kiwi-dark);
}

.page-about .about-timeline__body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-about .about-timeline__item--shift .about-timeline__badge {
  background: var(--blue);
}

.page-about .about-timeline__item--shift .about-timeline__ver,
.page-about .about-timeline__item--shift .about-timeline__year {
  color: #fff;
}

.page-about .about-timeline__item--shift .about-timeline__year {
  color: rgba(255, 255, 255, 0.78);
}

.page-about .about-timeline__item--current .about-timeline__badge {
  background: var(--yellow);
}

.page-about .about-timeline__item--current .about-timeline__body {
  border-left-color: var(--yellow);
}

/* ===== 数据与服务理念 ===== */
.page-about .about-service {
  padding: 76px 0 84px;
  background:
    radial-gradient(circle at 12% 82%, rgba(0, 184, 212, 0.12) 0, rgba(0, 184, 212, 0) 28%),
    linear-gradient(180deg, var(--cream) 0%, #f2f8ef 54%, var(--cream) 100%);
}

.page-about .about-service__layout {
  display: grid;
  gap: 44px;
  align-items: center;
}

.page-about .about-service__figure {
  margin: 0;
  border: 3px solid var(--ink);
  border-radius: 4px;
  background: #fff;
  box-shadow: 12px 12px 0 rgba(26, 35, 126, 0.14);
}

.page-about .about-service__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-service__figure figcaption {
  padding: 10px 16px;
  border-top: 2px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gray);
}

.page-about .about-service__content h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--blue);
}

.page-about .about-service__content > p {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.85;
  color: #40504a;
}

.page-about .about-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  margin-bottom: 34px;
}

.page-about .about-stat {
  padding: 18px 16px 16px;
  border: 2px solid var(--ink);
  border-radius: 4px;
  background: var(--cream);
  box-shadow: 6px 6px 0 var(--kiwi);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-about .about-stat:hover {
  box-shadow: 6px 6px 0 var(--yellow);
  transform: translate(-2px, -2px);
}

.page-about .about-stat__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.7rem;
  font-weight: 900;
  line-height: 1;
  color: var(--blue);
}

.page-about .about-stat__num small {
  margin-left: 4px;
  font-size: 0.95rem;
  color: var(--kiwi-dark);
}

.page-about .about-stat p {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray);
}

.page-about .about-service__panel {
  margin-top: 28px;
}

/* ===== 官方直营站定位 ===== */
.page-about .about-official {
  position: relative;
  padding: 84px 0 92px;
  background:
    radial-gradient(circle at 82% 18%, rgba(247, 209, 23, 0.2) 0, rgba(247, 209, 23, 0) 30%),
    linear-gradient(140deg, var(--ink) 0%, var(--blue) 135%);
  color: var(--cream);
}

.page-about .about-official::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: repeating-linear-gradient(-45deg, var(--kiwi) 0 12px, var(--yellow) 12px 24px);
}

.page-about .about-official__frame {
  display: grid;
  gap: 42px;
  align-items: center;
}

.page-about .about-official__visual {
  border: 3px solid var(--yellow);
  border-radius: 4px;
  box-shadow: 14px 14px 0 rgba(0, 0, 0, 0.36);
  background: rgba(255, 255, 255, 0.06);
}

.page-about .about-official__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-official__body h2 {
  margin: 14px 0 16px;
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.2;
  color: #fff;
}

.page-about .about-official__body > p {
  margin: 0 0 18px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 253, 245, 0.86);
}

.page-about .about-official__list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-about .about-official__list li {
  position: relative;
  margin-bottom: 14px;
  padding: 0 0 14px 24px;
  border-bottom: 1px dashed rgba(255, 253, 245, 0.24);
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255, 253, 245, 0.9);
}

.page-about .about-official__list li::before {
  content: "";
  position: absolute;
  top: 0.42em;
  left: 2px;
  width: 10px;
  height: 10px;
  background: var(--yellow);
  transform: rotate(45deg);
}

.page-about .about-official__list strong {
  font-family: var(--font-heading);
  font-weight: 900;
  color: var(--yellow);
}

.page-about .about-official__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== 结尾导航 ===== */
.page-about .about-exit {
  padding: 72px 0 80px;
  background:
    linear-gradient(180deg, var(--cream) 0%, rgba(232, 245, 233, 0.75) 70%, var(--cream) 100%);
}

.page-about .about-exit__title {
  margin: 0 0 30px;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  font-weight: 900;
  color: var(--blue);
}

.page-about .about-exit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-about .about-exit__link {
  display: grid;
  padding: 26px 24px;
  border: 3px solid var(--ink);
  border-radius: 4px;
  background: var(--cream);
  box-shadow: 8px 8px 0 rgba(38, 50, 56, 0.16);
  text-decoration: none;
  color: var(--ink);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-about .about-exit__link:hover {
  box-shadow: 8px 8px 0 var(--kiwi);
  transform: translate(-3px, -3px);
}

.page-about .about-exit__kicker {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--kiwi-dark);
}

.page-about .about-exit__name {
  margin-top: 8px;
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--blue);
}

.page-about .about-exit__desc {
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--gray);
}

/* ===== 桌面端与平板断点 ===== */
@media (min-width: 840px) {

  .page-about .about-hero {
    padding: 52px 24px 68px;
  }

  .page-about .about-hero h1 {
    max-width: 16em;
  }

  .page-about .about-hero__lead {
    max-width: 46rem;
  }

  .page-about .about-timeline {
    padding-top: 10px;
  }

  .page-about .about-timeline::before {
    left: 50%;
    width: 4px;
    transform: translateX(-50%);
  }

  .page-about .about-timeline__item {
    width: calc(50% - 56px);
    margin: 0 0 36px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .page-about .about-timeline__item:hover {
    transform: none;
    box-shadow: none;
  }

  .page-about .about-timeline__item:nth-child(even) {
    margin-left: calc(50% - 56px);
  }

  .page-about .about-timeline__badge {
    position: absolute;
    top: 6px;
    right: -42px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    width: 70px;
    margin: 0;
    padding: 10px 6px 8px;
    text-align: center;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__badge {
    right: auto;
    left: -42px;
  }

  .page-about .about-timeline__body {
    border: 2px solid var(--ink);
    border-radius: 4px;
    padding: 20px 22px 18px;
    background: var(--cream);
    box-shadow: 8px 8px 0 rgba(124, 179, 66, 0.24);
  }

  .page-about .about-timeline__body h3 {
    font-size: 1.3rem;
  }

  .page-about .about-timeline__body p {
    font-size: 0.98rem;
  }

  .page-about .about-timeline__item--current .about-timeline__body {
    box-shadow: 8px 8px 0 var(--yellow);
  }

  .page-about .about-timeline__item--shift .about-timeline__body {
    box-shadow: 8px 8px 0 var(--cyan);
  }

  .page-about .about-timeline__item--current .about-timeline__body,
  .page-about .about-timeline__item--shift .about-timeline__body {
    border-left-color: var(--ink);
  }

  .page-about .about-service__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 64px;
  }

  .page-about .about-official__frame {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 64px;
  }

  .page-about .about-exit__grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

}

@media (min-width: 1200px) {

  .page-about .about-timeline__item {
    width: calc(50% - 84px);
  }

  .page-about .about-timeline__item:nth-child(even) {
    margin-left: calc(50% - 84px);
  }

  .page-about .about-timeline__badge {
    right: -58px;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__badge {
    left: -58px;
  }

}