/* ============ 品牌与团队 /team/ ============ */
.page-about {
  --about-soft: rgba(242, 245, 249, .78);
  --about-line-soft: rgba(30, 42, 63, .8);
}

.page-about .crumbs { margin-top: 8px; }

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding-block: 34px 10px;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -18%;
  top: -150px;
  width: min(600px, 82vw);
  height: 440px;
  border-radius: 46% 54% 40% 60%;
  background: radial-gradient(circle at 34% 32%, rgba(122, 92, 255, .3), rgba(122, 92, 255, 0) 68%);
  transform: rotate(-6deg);
  pointer-events: none;
  z-index: 0;
}

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

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-about h1 {
  margin: 16px 0 0;
  font-size: clamp(38px, 7.6vw, 74px);
  line-height: 1.04;
  letter-spacing: -.035em;
  font-weight: 900;
  max-width: 15ch;
}

.page-about .about-hero__lead .lead {
  margin-top: 18px;
  max-width: 640px;
}

.page-about .about-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  align-self: end;
}

.page-about .about-stat {
  background: var(--panel);
  padding: 18px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-about .about-stat__num {
  font-size: 26px;
  line-height: 1;
  letter-spacing: .01em;
  color: var(--lime);
}

.page-about .about-stat:nth-child(2) .about-stat__num { color: var(--cyan); }
.page-about .about-stat:nth-child(3) .about-stat__num { color: var(--violet); }
.page-about .about-stat:nth-child(4) .about-stat__num { color: var(--orange); }

.page-about .about-stat__label {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 通用小节标题 ---------- */
.page-about .about-head {
  max-width: 720px;
  margin: 0 0 28px;
}

.page-about .about-head--flush { margin-bottom: 22px; }

.page-about .about-head h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 4.2vw, 40px);
  line-height: 1.16;
  letter-spacing: -.025em;
  font-weight: 900;
}

.page-about .about-head .prose { margin-top: 14px; }
.page-about .about-head .prose,
.page-about .about-step p,
.page-about .about-crew__body p,
.page-about .about-cadence p,
.page-about .about-partner p {
  color: var(--about-soft);
}

/* ---------- 三件事 ---------- */
.page-about .about-steps {
  display: grid;
  gap: 18px;
}

.page-about .about-step {
  position: relative;
  padding: 22px 20px 24px;
  border-top: 2px solid var(--line);
  border-radius: 0 0 var(--r-md) var(--r-md);
  background: linear-gradient(158deg, rgba(17, 26, 43, .8), rgba(7, 11, 20, 0) 78%);
  transition: transform .28s var(--ease), border-color .28s var(--ease);
}

.page-about .about-step:nth-child(1) { border-top-color: var(--lime); }
.page-about .about-step:nth-child(2) { border-top-color: var(--cyan); }
.page-about .about-step:nth-child(3) { border-top-color: var(--violet); }

.page-about .about-step:hover { transform: translateY(-3px); }

.page-about .about-step .num {
  display: block;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-about .about-step h3 {
  margin: 10px 0 10px;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.page-about .about-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 团队分工 ---------- */
.page-about .about-team__layout {
  display: grid;
  gap: 30px;
}

.page-about .about-team__list {
  display: grid;
  gap: 14px;
}

.page-about .about-crew {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(17, 26, 43, .72), rgba(7, 11, 20, .18));
  transition: border-color .26s var(--ease), transform .26s var(--ease), box-shadow .26s var(--ease);
}

.page-about .about-crew:hover,
.page-about .about-crew:focus-visible,
.page-about .about-crew:focus-within {
  border-color: var(--lime);
  transform: translateY(-2px);
  box-shadow: 0 22px 44px -34px rgba(198, 255, 61, .9);
  outline: none;
}

.page-about .about-crew:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

.page-about .about-crew__idx {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--dim, var(--muted));
  padding-top: 4px;
}

.page-about .about-crew__body h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-about .about-crew__count {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .05em;
  color: var(--cyan);
  border: 1px solid rgba(43, 227, 198, .35);
  border-radius: 999px;
  padding: 2px 9px;
}

.page-about .about-crew__body p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
}

.page-about .about-crew__tasks {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .about-crew__tasks li {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 11px;
  transition: color .26s var(--ease), border-color .26s var(--ease);
}

.page-about .about-crew:hover .about-crew__tasks li,
.page-about .about-crew:focus-within .about-crew__tasks li {
  color: var(--lime);
  border-color: rgba(198, 255, 61, .45);
}

.page-about .about-team__media {
  margin: 0;
  aspect-ratio: 14 / 9;
}

/* ---------- 场馆信息 ---------- */
.page-about .about-venue__grid {
  display: grid;
  gap: 30px;
}

.page-about .scope { margin-top: 8px; }

.page-about .switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(17, 26, 43, .75);
}

.page-about .switch__btn {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 999px;
  padding: 8px 18px;
  cursor: pointer;
  transition: color .22s var(--ease), background .22s var(--ease);
}

.page-about .switch__btn[aria-pressed="true"] {
  background: var(--lime);
  color: #070B14;
}

.page-about .switch__btn:focus-visible { outline: 2px solid var(--orange); outline-offset: 2px; }

.page-about .scope__panels {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.page-about .scope__panel {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 20px 18px 22px;
  background: linear-gradient(180deg, rgba(17, 26, 43, .78), rgba(7, 11, 20, .3));
  transition: border-color .26s var(--ease), transform .26s var(--ease), box-shadow .26s var(--ease);
}

.page-about .scope__panel h3 {
  margin: 0;
  font-size: 16px;
  letter-spacing: -.005em;
}

.page-about .scope[data-value="basic"] .scope__panel--basic,
.page-about .scope[data-value="plus"] .scope__panel--plus {
  border-color: var(--lime);
  transform: translateY(-2px);
  box-shadow: 0 20px 44px -34px rgba(198, 255, 61, .85);
}

.page-about .scope[data-value="plus"] .scope__panel--plus {
  border-color: var(--violet);
  box-shadow: 0 20px 44px -32px rgba(122, 92, 255, .95);
}

.page-about .scope__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .scope__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--about-soft);
}

.page-about .scope__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-about .scope__panel--plus .scope__list li::before { background: var(--violet); }

.page-about .about-venue__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-about .about-venue__side .media {
  margin: 0;
  aspect-ratio: 3 / 4;
}

.page-about .about-venue__note {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: rgba(17, 26, 43, .55);
}

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

.page-about .about-venue__key {
  color: var(--lime);
  font-size: 12px;
  letter-spacing: .06em;
  margin-right: 8px;
}

/* ---------- 时间线 ---------- */
.page-about .tl__legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-about .tl__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.page-about .tl__dot--lime { background: var(--lime); }
.page-about .tl__dot--violet { background: var(--violet); margin-left: 10px; }

.page-about .tl {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .tl__item {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-about .tl__item::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--lime);
}

.page-about .tl__item--violet::before { border-color: var(--violet); }

.page-about .tl__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 4px 12px;
  cursor: pointer;
  list-style: none;
}

.page-about .tl__summary::-webkit-details-marker { display: none; }

.page-about .tl__summary::after {
  content: "＋";
  grid-column: 2;
  grid-row: 1 / 3;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--lime);
}

.page-about .tl__item--violet .tl__summary::after { color: var(--violet); }
.page-about .tl__node[open] .tl__summary::after { content: "－"; }

.page-about .tl__summary:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }

.page-about .tl__ver {
  grid-column: 1;
  grid-row: 1;
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--cyan);
}

.page-about .tl__name {
  grid-column: 1;
  grid-row: 2;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-about .tl__body {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--about-soft);
}

.page-about .about-timeline__media {
  margin: 34px 0 0;
  aspect-ratio: 8 / 3;
}

/* ---------- 合作与认可 ---------- */
.page-about .about-partners__grid {
  display: grid;
  gap: 16px;
}

.page-about .about-partner {
  padding: 24px 20px 26px;
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
}

.page-about .about-partner__num {
  font-size: 46px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-about .plate--violet .about-partner__num { color: var(--violet); }

.page-about .about-partner h3 {
  margin: 12px 0 0;
  font-size: 18px;
}

.page-about .about-partner p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
}

.page-about .about-award {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-award li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  color: var(--ink);
  padding-left: 14px;
  position: relative;
}

.page-about .about-award li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
}

.page-about .about-award .mono {
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--lime);
}

/* ---------- 更新节奏 ---------- */
.page-about .about-cadence {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-about .about-cadence li {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-about .about-cadence li:first-child { border-top: 1px solid var(--line); }

.page-about .about-cadence__when {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--lime);
}

.page-about .about-cadence h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -.005em;
}

.page-about .about-cadence p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
}

/* ---------- 下一步 ---------- */
.page-about .about-next { padding-block: 44px 64px; }

.page-about .about-next h2 {
  margin: 0 0 20px;
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -.02em;
}

.page-about .about-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-next__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  transition: border-color .26s var(--ease), color .26s var(--ease), background .26s var(--ease);
}

.page-about .about-next__list a::after {
  content: "→";
  font-family: var(--mono);
  color: var(--cyan);
  flex: 0 0 auto;
}

.page-about .about-next__list a:hover,
.page-about .about-next__list a:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(198, 255, 61, .05);
  outline: none;
}

.page-about .about-next__list a:hover::after { color: var(--lime); }

/* ---------- 图片基础 ---------- */
.page-about .media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-about .scope__panels { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .page-about .about-next__list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
}

@media (min-width: 840px) {
  .page-about .about-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
  .page-about .about-partners__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
  .page-about .tl { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
}

@media (min-width: 900px) {
  .page-about .about-hero { padding-block: 52px 14px; }
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .95fr);
    gap: 48px;
    align-items: end;
  }
  .page-about .about-hero__cta { margin-top: 32px; }
  .page-about .about-head { margin-bottom: 34px; }
}

@media (min-width: 1000px) {
  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
  .page-about .about-venue__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
  .page-about .about-cadence li {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
    padding: 22px 0;
  }
  .page-about .about-cadence__when { padding-top: 3px; }
}

@media (min-width: 1180px) {
  .page-about .about-hero__stats { gap: 1px; }
  .page-about .about-stat { padding: 22px 20px 24px; }
  .page-about .about-stat__num { font-size: 30px; }
}
<<<END>>>