/* ===== 团队档案 /team/ ===== */
.page-about {
  --about-rail: 56px;
  --about-node: 28px;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.4vw, 36px) 0 clamp(48px, 7vw, 88px);
  background:
    radial-gradient(118% 88% at 90% 0%, rgba(42, 107, 87, 0.55), transparent 60%),
    radial-gradient(90% 70% at 4% 100%, rgba(210, 98, 46, 0.14), transparent 62%),
    var(--night);
}

.page-about .about-hero__block {
  position: absolute;
  top: -14%;
  right: -10%;
  width: min(900px, 82%);
  height: 126%;
  transform: rotate(-2.5deg);
  background: linear-gradient(158deg, var(--mid) 0%, var(--turf) 60%, var(--mid) 100%);
  border-radius: var(--r-lg) var(--r-lg) var(--r-lg) 140px;
  opacity: 0.72;
  pointer-events: none;
  z-index: 0;
}

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

.page-about .about-hero h1 {
  margin: 0.35em 0 0.5em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.6vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-about .about-hero .lede {
  max-width: 34em;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.86);
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
  margin-top: clamp(22px, 3.6vw, 44px);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-about .about-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  transform: rotate(-2.5deg);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-about .about-hero__caption {
  position: absolute;
  left: clamp(12px, 1.8vw, 20px);
  bottom: clamp(12px, 1.8vw, 20px);
  margin: 0;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(8, 33, 26, 0.74);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--paper);
}

/* ---------- 左侧刻度轨 ---------- */
.page-about .about-block {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-about .about-block__body {
  min-width: 0;
}

.page-about .about-block__rail {
  display: none;
}

.page-about .about-block__body h2 {
  margin: 0.16em 0 0.5em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 4vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.page-about .about-block__body .lede {
  max-width: 44em;
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.82);
}

.page-about .section--paper .about-block__body .lede {
  color: var(--ink-soft);
}

/* ---------- 名册 ---------- */
.page-about .about-roster__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .about-roster__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-about .about-roster__list > li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(15px, 2.1vw, 22px) clamp(14px, 2vw, 20px);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  transition: background-color 0.24s ease, border-color 0.24s ease, transform 0.24s ease;
}

.page-about .about-roster__list > li:hover,
.page-about .about-roster__list > li:focus-within {
  background: rgba(42, 107, 87, 0.22);
  border-color: var(--line-strong);
  transform: translateX(4px);
}

.page-about .about-roster__list h3 {
  margin: 0 0 6px;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-about .about-roster__list p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(243, 239, 230, 0.78);
}

.page-about .roster-dot {
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-radius: 50%;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.page-about .about-roster__list > li:hover .roster-dot {
  transform: scale(1.35);
  box-shadow: 0 0 0 4px rgba(240, 162, 75, 0.16);
}

.page-about .roster-dot--clay { background: var(--clay); }
.page-about .roster-dot--gold { background: var(--gold); }
.page-about .roster-dot--sky  { background: var(--sky); }
.page-about .roster-dot--turf { background: var(--turf); }

.page-about .about-roster__chart {
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 20px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(23, 69, 58, 0.4);
}

.page-about .about-roster__ring {
  position: relative;
  width: min(216px, 56vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: conic-gradient(
    var(--clay) 0 32.1%,
    var(--gold) 32.1% 53.6%,
    var(--sky) 53.6% 67.9%,
    var(--turf) 67.9% 100%
  );
}

.page-about .about-roster__ring::after {
  content: "";
  position: absolute;
  inset: 27%;
  border-radius: 50%;
  background: var(--night);
  border: 1px solid var(--line);
}

.page-about .about-roster__ring-label {
  position: absolute;
  inset: 27%;
  z-index: 1;
  display: grid;
  place-content: center;
  text-align: center;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: rgba(243, 239, 230, 0.72);
}

.page-about .about-roster__ring-label .num {
  display: block;
  font-size: clamp(1.5rem, 4vw, 1.9rem);
  font-weight: 700;
  color: var(--gold);
  line-height: 1.1;
}

.page-about .about-roster__chart-note {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.75;
  text-align: center;
  color: rgba(243, 239, 230, 0.66);
}

/* ---------- 工序 ---------- */
.page-about .about-flow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 44px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .flow-steps {
  list-style: none;
  counter-reset: flow;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.2vw, 22px);
}

.page-about .flow-steps > li {
  position: relative;
  counter-increment: flow;
  padding-left: 54px;
}

.page-about .flow-steps > li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-content: center;
  border: 1.5px solid var(--sky);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--sky);
}

.page-about .flow-steps > li::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 42px;
  bottom: -16px;
  width: 1px;
  background: var(--line);
}

.page-about .flow-steps > li:last-child::after {
  display: none;
}

.page-about .flow-steps h3 {
  margin: 4px 0 6px;
  font-size: clamp(1rem, 1.8vw, 1.12rem);
  font-weight: 700;
}

.page-about .flow-steps p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(243, 239, 230, 0.78);
}

.page-about .about-flow__figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--mid);
  box-shadow: var(--shadow);
}

.page-about .about-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .about-flow__figure figcaption {
  padding: 14px clamp(16px, 2vw, 20px) 16px;
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(243, 239, 230, 0.7);
}

/* ---------- 协作网络 ---------- */
.page-about .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-about .partner-card {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid rgba(20, 32, 28, 0.14);
  border-radius: var(--r-lg);
  background: #FCFAF5;
  box-shadow: 0 10px 24px rgba(20, 32, 28, 0.06);
}

.page-about .partner-card__num {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--clay);
}

.page-about .partner-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.page-about .partner-card p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 演进 ---------- */
.page-about .about-track__list {
  display: grid;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .about-track__list .disclosure {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(23, 69, 58, 0.32);
  overflow: hidden;
}

.page-about .about-track__list .disclosure__btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: clamp(15px, 2.2vw, 20px) clamp(16px, 2.4vw, 24px);
  font-family: var(--font-display);
  font-size: clamp(0.98rem, 1.8vw, 1.08rem);
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--paper);
  background: transparent;
}

.page-about .about-track__list .disclosure__body {
  padding: 0 clamp(16px, 2.4vw, 24px) clamp(18px, 2.4vw, 22px);
}

.page-about .about-track__list .disclosure__body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.8);
}

/* ---------- 年度专题 ---------- */
.page-about .annual-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .annual-card {
  padding: clamp(20px, 2.8vw, 30px);
  border-radius: var(--r-lg);
  border: 1px solid rgba(122, 43, 58, 0.4);
  background: linear-gradient(162deg, rgba(122, 43, 58, 0.42), rgba(23, 69, 58, 0.36));
}

.page-about .annual-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .annual-card p {
  margin: 0 0 12px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.82);
}

.page-about .annual-card__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid rgba(243, 239, 230, 0.16);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: var(--gold);
}

.page-about .about-annual__figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-about .about-annual__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-about .about-annual__figure figcaption {
  padding: 14px clamp(16px, 2vw, 20px) 16px;
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(243, 239, 230, 0.68);
  background: rgba(23, 69, 58, 0.4);
}

/* ---------- 覆盖范围 ---------- */
.page-about .reach-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-about .reach-item {
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--night);
}

.page-about .reach-item dt {
  margin-bottom: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: rgba(243, 239, 230, 0.6);
}

.page-about .reach-item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 700;
  color: var(--gold);
  line-height: 1.2;
}

/* ---------- 去向 ---------- */
.page-about .about-next {
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-about .about-next__inner {
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(210, 98, 46, 0.22), transparent 58%),
    rgba(23, 69, 58, 0.5);
}

.page-about .about-next__inner h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  letter-spacing: -0.025em;
}

.page-about .about-next__inner p {
  max-width: 46em;
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: rgba(243, 239, 230, 0.82);
}

.page-about .about-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.6vw, 28px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-about .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .annual-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .reach-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-about .about-block {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: 0 clamp(18px, 2.6vw, 44px);
  }

  .page-about .about-block__rail {
    display: block;
    position: relative;
    padding-top: 4px;
  }

  .page-about .about-block__rail::before {
    content: "";
    position: absolute;
    left: 13px;
    top: 38px;
    bottom: -90px;
    width: 1px;
    background: linear-gradient(
      to bottom,
      var(--line-strong) 0%,
      rgba(232, 226, 213, 0.08) 78%,
      transparent 100%
    );
  }

  .page-about .about-block__node {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--about-node);
    height: var(--about-node);
    border: 1.5px solid var(--gold);
    border-radius: 50%;
    background: var(--night);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.02em;
    color: var(--gold);
  }

  .page-about .section--paper .about-block__rail::before {
    background: linear-gradient(
      to bottom,
      rgba(20, 32, 28, 0.3) 0%,
      rgba(20, 32, 28, 0.05) 78%,
      transparent 100%
    );
  }

  .page-about .section--paper .about-block__node {
    border-color: var(--wine);
    background: var(--paper);
    color: var(--wine);
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }
}

@media (min-width: 960px) {
  .page-about .about-roster__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr);
  }

  .page-about .about-flow__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }
}

@media (max-width: 719px) {
  .page-about .about-hero__block {
    width: 118%;
    right: -24%;
    opacity: 0.6;
  }

  .page-about .about-hero__figure {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-roster__list > li,
  .page-about .roster-dot {
    transition: none;
  }

  .page-about .about-roster__list > li:hover,
  .page-about .about-roster__list > li:focus-within {
    transform: none;
  }
}