.page-contact {
  background: var(--c-cream);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: clamp(22px, 4vw, 46px) 0 clamp(34px, 5vw, 68px);
}

.page-contact .pc-hero-grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 42px);
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "main"
    "dock"
    "panels";
  align-items: start;
}

.page-contact .pc-hero-main { grid-area: main; min-width: 0; }
.page-contact .pc-dock { grid-area: dock; min-width: 0; }
.page-contact .pc-panels { grid-area: panels; min-width: 0; }

@media (min-width: 960px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.82fr);
    grid-template-areas:
      "main dock"
      "panels dock";
    column-gap: clamp(32px, 4vw, 58px);
  }
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-size: var(--fs-xs);
}

.page-contact .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  color: var(--c-ink-soft);
  opacity: 0.55;
}

.page-contact .breadcrumb a {
  color: var(--c-ink-soft);
  text-decoration: none;
  transition: color var(--ease);
}

.page-contact .breadcrumb a:hover { color: var(--c-orange-deep); }

.page-contact .pc-hero-main .lede { max-width: 46ch; }

/* ---------- 方向索引 ---------- */
.page-contact .pc-tablist {
  display: grid;
  gap: 10px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .pc-tab {
  position: relative;
  display: block;
  width: 100%;
  padding: 14px 18px 14px 22px;
  text-align: left;
  font: inherit;
  color: var(--c-ink);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  cursor: pointer;
  transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
}

.page-contact .pc-tab::before {
  content: "";
  position: absolute;
  top: 11px;
  bottom: 11px;
  left: 0;
  width: 4px;
  border-radius: var(--r-capsule);
  background: var(--pc-accent, var(--c-orange));
  transition: width var(--ease);
}

.page-contact .pc-tab:hover {
  border-color: var(--pc-accent, var(--c-orange));
  box-shadow: var(--shadow-float);
}

.page-contact .pc-tab[aria-selected="true"] {
  border-color: var(--pc-accent, var(--c-orange));
  box-shadow: inset 0 0 0 1px var(--pc-accent, var(--c-orange)), var(--shadow-float);
}

.page-contact .pc-tab[aria-selected="true"]::before { width: 7px; }

.page-contact .pc-tab--league { --pc-accent: var(--c-orange); }
.page-contact .pc-tab--content { --pc-accent: var(--c-azure); }
.page-contact .pc-tab--campus { --pc-accent: var(--c-green); }
.page-contact .pc-tab--venue { --pc-accent: var(--c-indigo); }

.page-contact .pc-tab-text strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-body);
  letter-spacing: -0.01em;
}

.page-contact .pc-tab-text em {
  display: block;
  margin-top: 3px;
  font-style: normal;
  font-size: var(--fs-xs);
  color: var(--c-ink-soft);
}

/* ---------- 右侧联系块 ---------- */
.page-contact .pc-dock {
  display: grid;
  gap: 16px;
}

@media (min-width: 960px) {
  .page-contact .pc-dock {
    position: sticky;
    top: calc(var(--header-offset) + 18px);
  }
}

.page-contact .pc-dock-card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 32px);
  background: var(--c-teal);
  color: var(--c-cream);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-float-lg);
}

.page-contact .pc-dock-card::before {
  content: "";
  position: absolute;
  top: -104px;
  right: -92px;
  width: 224px;
  height: 224px;
  border: 1px dashed rgba(255, 201, 60, 0.42);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact .pc-dock-eyebrow {
  margin: 0;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--c-yellow);
}

.page-contact .pc-dock-title {
  margin: 10px 0 20px;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-contact .pc-dock-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 247, 236, 0.22);
}

.page-contact .pc-dock-list dt {
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: rgba(255, 247, 236, 0.72);
}

.page-contact .pc-dock-list dd {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-body);
  letter-spacing: -0.005em;
  color: var(--c-paper);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-dock-note {
  margin: 20px 0 0;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: rgba(255, 247, 236, 0.78);
}

.page-contact .pc-dock-media {
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--r-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-contact .pc-dock-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 方向详情面板 ---------- */
.page-contact .pc-panel {
  padding: clamp(22px, 3vw, 32px);
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-panel[hidden] { display: none; }

.page-contact .pc-panel-title {
  margin: 0 0 18px;
  padding-left: 18px;
  position: relative;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-contact .pc-panel-title::before {
  content: "";
  position: absolute;
  top: 0.34em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pc-accent, var(--c-orange));
  box-shadow: 0 0 0 4px rgba(20, 32, 46, 0.06);
}

.page-contact .pc-panel--league { --pc-accent: var(--c-orange); }
.page-contact .pc-panel--content { --pc-accent: var(--c-azure); }
.page-contact .pc-panel--campus { --pc-accent: var(--c-green); }
.page-contact .pc-panel--venue { --pc-accent: var(--c-indigo); }

.page-contact .pc-panel-grid {
  display: grid;
  gap: 18px;
}

@media (min-width: 760px) {
  .page-contact .pc-panel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-contact .pc-panel-grid > div + div {
  padding-top: 18px;
  border-top: 1px dashed var(--c-line);
}

@media (min-width: 760px) {
  .page-contact .pc-panel-grid > div + div {
    padding-top: 0;
    padding-left: 22px;
    border-top: 0;
    border-left: 1px dashed var(--c-line);
  }
}

.page-contact .pc-panel-grid h3 {
  margin: 0 0 8px;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--pc-accent, var(--c-orange-deep));
}

.page-contact .pc-panel-grid p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.page-contact .pc-panel-grid ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 18px;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--c-ink-soft);
}

/* ---------- 流程四步 ---------- */
.page-contact .pc-flow .lede { max-width: 56ch; }

.page-contact .pc-steps {
  display: grid;
  gap: 16px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 820px) {
  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }
}

.page-contact .pc-step {
  position: relative;
  padding: 22px 20px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-contact .pc-step:hover,
.page-contact .pc-step:focus-within {
  transform: translateY(-4px);
  border-color: var(--c-orange);
  box-shadow: var(--shadow-float);
}

@media (min-width: 820px) {
  .page-contact .pc-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -19px;
    width: 11px;
    height: 11px;
    border-top: 2px solid var(--c-orange);
    border-right: 2px solid var(--c-orange);
    transform: translateY(-50%) rotate(45deg);
    pointer-events: none;
  }
}

.page-contact .pc-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--r-capsule);
  background: var(--c-blue);
  color: var(--c-paper);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-sm);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-step h3 {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.72;
  color: var(--c-ink-soft);
}

.page-contact .pc-step-note {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  font-size: var(--fs-xs);
  color: var(--c-ink-soft);
}

@media (min-width: 820px) and (hover: hover) {
  .page-contact .pc-step-note {
    max-height: 0;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.24s ease, opacity 0.24s ease, margin-top 0.24s ease, padding-top 0.24s ease;
  }

  .page-contact .pc-step:hover .pc-step-note,
  .page-contact .pc-step:focus-within .pc-step-note {
    max-height: 14rem;
    margin-top: 12px;
    padding-top: 12px;
    border-top-color: var(--c-line);
    opacity: 1;
  }
}

/* ---------- 材料清单 ---------- */
.page-contact .pc-prep { background: var(--c-mist); }

.page-contact .pc-prep-grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 46px);
}

@media (min-width: 880px) {
  .page-contact .pc-prep-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }
}

.page-contact .pc-prep-intro .lede { max-width: 42ch; }

.page-contact .pc-prep-link {
  margin: 18px 0 0;
  font-size: var(--fs-sm);
  color: var(--c-ink-soft);
}

.page-contact .pc-checklist {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--c-ink);
  transition: border-color var(--ease), transform var(--ease);
}

.page-contact .pc-checklist li:hover {
  border-color: var(--c-orange);
  transform: translateX(3px);
}

.page-contact .pc-box {
  flex: 0 0 auto;
  width: 19px;
  height: 19px;
  margin-top: 2px;
  border: 2px solid var(--c-orange);
  border-radius: 6px;
}

/* ---------- 校园共建 ---------- */
.page-contact .pc-campus-media {
  margin: 0 0 clamp(22px, 3vw, 34px);
  aspect-ratio: 16 / 7;
  border-radius: var(--r-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-contact .pc-campus-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .pc-campus-body {
  display: grid;
  gap: clamp(20px, 3vw, 42px);
}

@media (min-width: 880px) {
  .page-contact .pc-campus-body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-contact .pc-campus-body p {
  margin: 0 0 14px;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--c-ink-soft);
}

.page-contact .pc-campus-points {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-campus-points li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-sm);
  line-height: 1.72;
  color: var(--c-ink-soft);
}

.page-contact .pc-campus-points li::before {
  content: "";
  position: absolute;
  top: 0.6em;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-green);
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-reach .eyebrow { color: var(--c-yellow); }

.page-contact .pc-reach-grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 48px);
}

@media (min-width: 900px) {
  .page-contact .pc-reach-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }
}

.page-contact .pc-reach-intro .lede { max-width: 40ch; }

.page-contact .pc-reach-cards {
  display: grid;
  gap: 14px;
}

@media (min-width: 620px) {
  .page-contact .pc-reach-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .pc-reach-cards > *:nth-child(3) { grid-column: 1 / -1; }
}

.page-contact .pc-reach-card {
  padding: 20px 22px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--r-card);
  transition: background var(--ease), border-color var(--ease);
}

.page-contact .pc-reach-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--c-yellow);
}

.page-contact .pc-reach-key {
  margin: 0;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-yellow);
}

.page-contact .pc-reach-val {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.02rem, 0.94rem + 0.45vw, 1.28rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--c-paper);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-reach-desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: rgba(255, 247, 236, 0.78);
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq-inner { max-width: 760px; }

.page-contact .pc-acc {
  margin-top: 12px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  overflow: hidden;
  transition: border-color var(--ease), box-shadow var(--ease);
}

.page-contact .pc-acc:hover {
  border-color: var(--c-orange);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-acc summary {
  position: relative;
  padding: 18px 56px 18px 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--c-ink);
  list-style: none;
  transition: color var(--ease);
}

.page-contact .pc-acc summary::-webkit-details-marker { display: none; }
.page-contact .pc-acc summary::marker { content: ""; }

.page-contact .pc-acc summary:hover { color: var(--c-orange-deep); }

.page-contact .pc-acc summary::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 24px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--c-orange);
  border-bottom: 2px solid var(--c-orange);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--ease);
}

.page-contact .pc-acc[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}

.page-contact .pc-acc p {
  margin: 0;
  padding: 0 22px 20px;
  font-size: var(--fs-sm);
  line-height: 1.78;
  color: var(--c-ink-soft);
  border-top: 1px dashed var(--c-line);
  padding-top: 14px;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 520px) {
  .page-contact .pc-dock-list dd { font-size: var(--fs-sm); }
  .page-contact .pc-tab { padding: 13px 16px 13px 20px; }
  .page-contact .pc-step { padding: 18px 16px; }
  .page-contact .pc-reach-card { padding: 18px 18px; }
}