.page-contact {
  --cc-ink: #06121d;
  --cc-ink-soft: rgba(6, 18, 29, .78);
  --cc-panel: rgba(14, 42, 71, .62);
  position: relative;
  display: block;
  background:
    radial-gradient(120% 55% at 86% -6%, rgba(47, 227, 200, .10), transparent 62%),
    radial-gradient(92% 46% at 0% 5%, rgba(255, 122, 24, .12), transparent 66%),
    var(--night);
  color: var(--ice);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-contact .crumbs {
  margin: 18px 0 0;
}

.page-contact .section {
  padding: 44px 0;
}

.page-contact .contact-tail {
  padding-bottom: 64px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 10px 0 0;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 22px;
  padding-bottom: 6px;
}

.page-contact .contact-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact h1 {
  margin: 0 0 14px;
  max-width: 20ch;
  font-size: clamp(28px, 7.2vw, 46px);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ice);
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .contact-hero__meta {
  margin: 18px 0 0;
  padding-left: 11px;
  border-left: 2px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--ice);
}

.page-contact .media-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--deep-line);
  border-radius: var(--r-md);
  background: var(--blueprint);
}

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

.page-contact .media-frame[data-ratio="16x9"] {
  aspect-ratio: 16 / 9;
}

.page-contact .media-frame[data-ratio="4x3"] {
  aspect-ratio: 4 / 3;
}

/* ---------- 章节标题 ---------- */
.page-contact .sec-head {
  max-width: 62ch;
  margin-bottom: 26px;
}

.page-contact .sec-head__idx {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-contact .sec-head h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.24;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--ice);
}

.page-contact .sec-head__lede {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .contact-card {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--grid);
  border-radius: var(--r-sm);
  background: var(--paper);
  color: var(--cc-ink);
  box-shadow: 0 20px 36px -26px rgba(0, 0, 0, .9);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 18px;
  height: 18px;
  background: linear-gradient(225deg, var(--orange) 0 50%, transparent 50%);
}

.page-contact .contact-card__label {
  display: inline-block;
  margin: 0;
  padding: 2px 8px;
  border: 1px solid var(--cc-ink);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--cc-ink);
}

.page-contact .contact-card__value {
  margin: 12px 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.6vw, 17px);
  line-height: 1.55;
  letter-spacing: .005em;
  color: var(--cc-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--cc-ink-soft);
}

.page-contact .contact-record {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin: 18px 0 0;
  padding: 6px 12px;
  border: 1px dashed var(--faint-line);
  border-radius: var(--r-sm);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
}

.page-contact .contact-record__k {
  color: var(--mist);
}

.page-contact .contact-record__v {
  color: var(--cyan);
}

/* ---------- 渠道切换 ---------- */
.page-contact .channel-tabs {
  margin-top: 26px;
  padding: 18px 16px;
  border: 1px solid var(--deep-line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--cc-panel), rgba(6, 23, 38, .74));
}

.page-contact .ch-tab {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ch-tab-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .ch-tab-labels label {
  cursor: pointer;
  padding: 8px 15px;
  border: 1px solid var(--grid);
  border-radius: 999px;
  background: rgba(6, 23, 38, .55);
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ch-tab-labels label:hover {
  color: var(--ice);
  border-color: var(--cyan);
}

.page-contact #ch-tab-1:checked ~ .ch-tab-labels label[for="ch-tab-1"],
.page-contact #ch-tab-2:checked ~ .ch-tab-labels label[for="ch-tab-2"],
.page-contact #ch-tab-3:checked ~ .ch-tab-labels label[for="ch-tab-3"],
.page-contact #ch-tab-4:checked ~ .ch-tab-labels label[for="ch-tab-4"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--cc-ink);
  font-weight: 700;
}

.page-contact #ch-tab-1:focus-visible ~ .ch-tab-labels label[for="ch-tab-1"],
.page-contact #ch-tab-2:focus-visible ~ .ch-tab-labels label[for="ch-tab-2"],
.page-contact #ch-tab-3:focus-visible ~ .ch-tab-labels label[for="ch-tab-3"],
.page-contact #ch-tab-4:focus-visible ~ .ch-tab-labels label[for="ch-tab-4"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .ch-panel {
  display: none;
}

.page-contact #ch-tab-1:checked ~ .ch-panels .ch-panel:nth-child(1),
.page-contact #ch-tab-2:checked ~ .ch-panels .ch-panel:nth-child(2),
.page-contact #ch-tab-3:checked ~ .ch-panels .ch-panel:nth-child(3),
.page-contact #ch-tab-4:checked ~ .ch-panels .ch-panel:nth-child(4) {
  display: block;
}

.page-contact .ch-panel__k {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .ch-panel p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .ch-panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 纠错流程 ---------- */
.page-contact .fix-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .fix-main {
  display: grid;
  gap: 18px;
}

.page-contact .fix-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .fix-step {
  position: relative;
  padding: 15px 16px 15px 58px;
  border: 1px solid var(--faint-line);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-sm);
  background: rgba(14, 42, 71, .48);
}

.page-contact .fix-step__idx {
  position: absolute;
  left: 17px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-contact .fix-step h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ice);
}

.page-contact .fix-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .fix-note {
  padding: 16px 18px;
  border: 1px solid var(--grid);
  border-radius: var(--r-sm);
  background: var(--paper);
  color: var(--cc-ink);
}

.page-contact .fix-note__k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-contact .fix-note p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--cc-ink-soft);
}

/* ---------- 内容合作 ---------- */
.page-contact .coop-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .coop-item {
  padding: 16px 18px;
  border: 1px solid var(--faint-line);
  border-radius: var(--r-sm);
  background: linear-gradient(90deg, rgba(14, 42, 71, .78), rgba(6, 23, 38, .48));
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-contact .coop-item:hover {
  transform: translateX(4px);
  border-color: var(--cyan);
}

.page-contact .coop-item__name {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-contact .coop-item__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--mist);
}

.page-contact .coop-route,
.page-contact .pace-tail {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--grid);
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .coop-route .mono,
.page-contact .pace-tail a,
.page-contact .coop-route a,
.page-contact .pace-row a {
  font-family: var(--font-mono);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 200, .45);
  overflow-wrap: anywhere;
}

.page-contact .coop-route a:hover,
.page-contact .pace-tail a:hover,
.page-contact .pace-row a:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

/* ---------- 本地赛事 ---------- */
.page-contact .local-tags {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .local-tags li {
  padding: 7px 14px;
  border: 1px solid var(--grid);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--cyan);
  background: rgba(6, 23, 38, .55);
}

.page-contact .local-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .local-need {
  padding: 18px;
  border: 1px solid var(--deep-line);
  border-radius: var(--r-sm);
  background: rgba(14, 42, 71, .5);
}

.page-contact .local-need__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-contact .local-need ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .local-need li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .local-need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .local-route {
  margin: 0;
  align-self: start;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 回复节奏 ---------- */
.page-contact .pace-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--faint-line);
}

.page-contact .pace-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--faint-line);
}

.page-contact .pace-row__k {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-contact .pace-row__v {
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 收尾 ---------- */
.page-contact .contact-tail__inner {
  display: grid;
  gap: 20px;
  padding: 26px 20px;
  border: 1px solid var(--deep-line);
  border-radius: var(--r-md);
  background:
    linear-gradient(120deg, rgba(255, 122, 24, .14), rgba(47, 227, 200, .08) 70%),
    rgba(14, 42, 71, .55);
}

.page-contact .contact-tail__copy h2 {
  margin: 0 0 10px;
  font-size: clamp(21px, 4.2vw, 27px);
  line-height: 1.26;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--ice);
}

.page-contact .contact-tail__copy p:last-child {
  margin: 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .contact-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-tail__inner {
    padding: 30px 28px;
  }
}

@media (min-width: 760px) {
  .page-contact .pace-row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 22px;
  }

  .page-contact .local-grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 26px;
  }

  .page-contact .contact-tail__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 30px;
  }
}

@media (min-width: 900px) {
  .page-contact .section {
    padding: 62px 0;
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
    gap: 44px;
    padding: 28px 0 10px;
  }

  .page-contact .contact-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .fix-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .coop-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-item,
  .page-contact .ch-tab-labels label {
    transition: none;
  }

  .page-contact .coop-item:hover {
    transform: none;
  }
}