/* ============ 联系我们 页面作用域 ============ */
.page-contact {
  --contact-track: rgba(108, 120, 133, 0.26);
  --contact-code: #0C1825;
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--rock);
}

.page-contact .contact-crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .contact-crumb a:hover,
.page-contact .contact-crumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .contact-crumb__sep {
  color: var(--line);
}

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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(26px, 4.4vw, 54px) clamp(48px, 7vw, 96px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(30px, 4.4vw, 56px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(32px, 5.2vw, 60px);
  line-height: 1.12;
  letter-spacing: 0.015em;
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  max-width: 62ch;
  margin-top: 20px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__scope {
  max-width: 62ch;
  margin-top: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-contact .contact-hero__aside {
  display: grid;
  gap: 16px;
}

.page-contact .contact-hero__media {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel-deep);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 12 / 8;
  filter: saturate(0.86) contrast(1.04);
}

.page-contact .contact-hero__facts {
  display: grid;
  gap: 0;
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--panel-deep);
  overflow: hidden;
}

.page-contact .contact-hero__fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 15px clamp(14px, 2vw, 20px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__fact:last-child {
  border-bottom: 0;
}

.page-contact .contact-hero__fact dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.page-contact .contact-hero__fact dd {
  margin: 0;
  font-size: 15px;
  color: var(--paper);
}

.page-contact .contact-hero__fact dd.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-contact .contact-hero__fact--wide {
  flex-direction: column;
  align-items: flex-start;
}

.page-contact .contact-hero__fact--wide dd {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 区块通用题头 ---------- */
.page-contact .contact-head {
  max-width: 78ch;
}

.page-contact .contact-head .scope {
  margin-top: 12px;
  max-width: 76ch;
}

/* ---------- 渠道列表 ---------- */
.page-contact .channel-list {
  list-style: none;
  margin: clamp(26px, 3.6vw, 42px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel {
  display: grid;
  gap: 10px 22px;
  padding: clamp(20px, 3vw, 30px) clamp(6px, 1.2vw, 16px);
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 180ms var(--ease);
}

.page-contact .channel:hover {
  background: rgba(63, 224, 206, 0.05);
}

.page-contact .channel:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
  background: rgba(63, 224, 206, 0.05);
}

.page-contact .channel__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.page-contact .channel__main {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-contact .channel__name {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 2.1vw, 23px);
  line-height: 1.3;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel__value--sm {
  font-family: var(--font-sans);
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.65;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.page-contact .channel__desc {
  margin: 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel__fit {
  justify-self: start;
  align-self: center;
  white-space: normal;
}

/* ---------- 纠错提交规范 ---------- */
.page-contact .contact-rule__grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-contact .contact-rule__form {
  padding: clamp(22px, 3.2vw, 38px);
  border-radius: var(--radius-lg);
}

.page-contact .contact-rule__text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-code {
  margin: 22px 0 0;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--contact-code);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.4vw, 13.5px);
  line-height: 2;
  color: var(--mist);
  white-space: pre;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.page-contact .contact-code__dim {
  color: var(--rock);
}

.page-contact .contact-rule__scope {
  margin-top: 16px;
  max-width: 62ch;
}

.page-contact .contact-rule__note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  max-width: 62ch;
}

.page-contact .contact-rule__aside {
  display: grid;
  gap: 20px;
}

.page-contact .contact-rule__media {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel-deep);
}

.page-contact .contact-rule__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}

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

.page-contact .contact-rule__step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--panel-deep);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .contact-rule__step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

/* ---------- 场馆信息补充 ---------- */
.page-contact .contact-venue-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--rock);
}

.page-contact .contact-venue-table th[scope="row"] {
  color: var(--paper);
  font-weight: 400;
  white-space: nowrap;
}

.page-contact .contact-venue-table td {
  color: var(--mist);
  line-height: 1.65;
}

.page-contact .contact-venue__note {
  margin-top: 20px;
  max-width: 76ch;
}

/* ---------- 合作与授权 ---------- */
.page-contact .contact-coop__paper {
  padding: clamp(24px, 4vw, 52px);
  border-radius: var(--radius-lg);
  color: var(--on-paper);
}

.page-contact .contact-coop__eyebrow {
  color: var(--moss);
}

.page-contact .contact-coop__eyebrow::before {
  background: var(--moss);
}

.page-contact .contact-coop__title {
  color: var(--on-paper);
  margin-top: 12px;
}

.page-contact .contact-coop__body {
  margin-top: 18px;
  max-width: 68ch;
}

.page-contact .contact-coop__body p {
  color: var(--on-paper);
  line-height: 1.85;
  font-size: 15px;
}

.page-contact .contact-coop__body p + p {
  margin-top: 14px;
}

.page-contact .contact-coop__body a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(70, 101, 79, 0.5);
}

.page-contact .contact-coop__body a:hover,
.page-contact .contact-coop__body a:focus-visible {
  color: var(--on-paper);
  border-bottom-color: var(--on-paper);
}

.page-contact .contact-coop__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ink-line);
}

.page-contact .contact-coop__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--ink-line);
  font-size: 14px;
}

.page-contact .contact-coop__key {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--on-paper-soft);
}

.page-contact .contact-coop__note {
  margin-top: 22px;
  color: var(--on-paper-soft);
}

.page-contact .contact-coop__note a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(70, 101, 79, 0.5);
}

.page-contact .contact-coop__note a:hover,
.page-contact .contact-coop__note a:focus-visible {
  color: var(--on-paper);
  border-bottom-color: var(--on-paper);
}

/* ---------- 响应时段与处理顺序 ---------- */
.page-contact .contact-flow__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-contact .contact-flow__num-line {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 18px 0 0;
}

.page-contact .contact-flow__num {
  font-size: clamp(72px, 13vw, 168px);
  line-height: 0.86;
}

.page-contact .contact-flow__num-unit {
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-contact .contact-flow__scope {
  margin-top: 18px;
  max-width: 50ch;
}

.page-contact .priority-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .priority {
  display: grid;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .priority__name {
  font-size: 15px;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-contact .priority__bar {
  display: block;
  height: 10px;
  border-radius: 2px;
  background: var(--contact-track);
  overflow: hidden;
}

.page-contact .priority__fill {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: var(--cyan);
}

.page-contact .priority:nth-child(1) .priority__fill {
  width: 100%;
}

.page-contact .priority:nth-child(2) .priority__fill {
  width: 82%;
  background: var(--moss);
}

.page-contact .priority:nth-child(3) .priority__fill {
  width: 58%;
  background: var(--clay);
}

.page-contact .priority:nth-child(4) .priority__fill {
  width: 34%;
  background: var(--rock);
}

.page-contact .priority__note {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 备案与信息 ---------- */
.page-contact .contact-record__inner {
  padding-top: clamp(24px, 3.4vw, 42px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-record__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  max-width: 720px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-record__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--mist);
}

.page-contact .contact-record__key {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--rock);
}

.page-contact .contact-record__list .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .contact-record__note {
  margin-top: 18px;
  max-width: 72ch;
}

.page-contact .contact-record__note + .contact-record__note {
  margin-top: 10px;
}

/* ---------- 窄屏细节 ---------- */
@media (max-width: 719px) {
  .page-contact .channel__fit {
    justify-self: start;
  }

  .page-contact .contact-code {
    font-size: 11.5px;
    line-height: 2.05;
  }

  .page-contact .contact-flow__num {
    font-size: clamp(64px, 22vw, 96px);
  }
}

/* ---------- 断点：平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .priority {
    grid-template-columns: minmax(0, 150px) minmax(0, 1fr);
    align-items: center;
    gap: 8px 24px;
  }

  .page-contact .priority__note {
    grid-column: 2;
  }
}

@media (min-width: 880px) {
  .page-contact .channel {
    grid-template-columns: 44px minmax(0, 1.02fr) minmax(0, 1.1fr) auto;
    align-items: center;
  }

  .page-contact .channel__fit {
    justify-self: end;
    text-align: right;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-rule__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }

  .page-contact .contact-flow__grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: center;
  }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .contact-crumb a,
  .page-contact .contact-coop__body a,
  .page-contact .contact-coop__note a {
    transition: none;
  }
}