.page-contact {
  --pc-field-bg: #EFEAD9;
  --pc-divide: rgba(27, 42, 37, 0.2);
  background-color: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-block: 22px 4px;
  font-size: 13px;
  letter-spacing: 0.05em;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--ink-soft);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-contact .breadcrumb a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold-deep);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 700;
}

/* ---------- 首屏左右分屏 ---------- */
.page-contact .pc-lead {
  padding-block: clamp(20px, 3vw, 40px) clamp(56px, 8vw, 108px);
}

.page-contact .pc-lead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 68px);
  align-items: start;
}

.page-contact .pc-title {
  margin: 14px 0 20px;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.015em;
}

.page-contact .pc-lead__text {
  max-width: 34em;
  margin: 0 0 34px;
}

/* 联系方式信息块 */
.page-contact .pc-contact-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--pc-divide);
}

.page-contact .pc-ci {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 14px;
  align-items: end;
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--pc-divide);
}

.page-contact .pc-ci .contact-item__label {
  grid-column: 1 / -1;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

.page-contact .pc-ci__value {
  font-weight: 700;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .pc-ci__value--mail {
  font-size: clamp(17px, 2.1vw, 23px);
  letter-spacing: -0.005em;
  color: var(--ink);
}

.page-contact .pc-ci__value--tel {
  font-family: var(--font-num);
  font-size: clamp(38px, 6.6vw, 72px);
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--night);
}

.page-contact .pc-ci__value--addr {
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 600;
  line-height: 1.6;
}

.page-contact .contact-copy {
  align-self: end;
  margin-bottom: 4px;
  padding: 7px 13px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 1px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-contact .contact-copy:hover,
.page-contact .contact-copy:focus-visible {
  color: var(--gold-deep);
  border-color: var(--gold);
  background: rgba(240, 160, 60, 0.12);
}

.page-contact .contact-copy[data-copied] {
  color: var(--pitch);
  border-color: var(--teal);
  background: rgba(63, 224, 180, 0.18);
}

/* 在线时间 */
.page-contact .pc-hours {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-contact .pc-hours__dot {
  flex-shrink: 0;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(63, 224, 180, 0.18);
}

/* 首屏图带 */
.page-contact .pc-lead__media {
  margin: 34px 0 0;
}

.page-contact .media-frame {
  overflow: hidden;
  border-radius: 2px;
}

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

/* 右侧通道面板 */
.page-contact .pc-lead__panel {
  position: relative;
  padding: clamp(22px, 3vw, 36px);
  background: var(--paper-3);
  border: 1px solid var(--pc-divide);
  border-top: 4px solid var(--night);
}

.page-contact .pc-panel__title {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.2;
}

.page-contact .pc-panel__sub {
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-soft);
}

/* 通道切换 */
.page-contact .channel-switch {
  position: relative;
}

.page-contact .channel-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-contact .channel-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-contact .channel-tab {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  background: transparent;
  border: 1.5px solid var(--line-strong);
  border-radius: 1px;
  cursor: pointer;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-contact .channel-tab:hover {
  color: var(--gold-deep);
  border-color: var(--gold-deep);
}

.page-contact #ch-data:checked ~ .channel-tabs .channel-tab[for="ch-data"],
.page-contact #ch-league:checked ~ .channel-tabs .channel-tab[for="ch-league"],
.page-contact #ch-biz:checked ~ .channel-tabs .channel-tab[for="ch-biz"] {
  color: var(--ink);
  border-color: var(--gold);
  background: rgba(240, 160, 60, 0.16);
}

.page-contact .channel-panel {
  display: none;
  flex-direction: column;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--pc-divide);
  animation: pc-panel-in 280ms var(--ease) both;
}

.page-contact #ch-data:checked ~ .channel-panel[data-panel="ch-data"],
.page-contact #ch-league:checked ~ .channel-panel[data-panel="ch-league"],
.page-contact #ch-biz:checked ~ .channel-panel[data-panel="ch-biz"] {
  display: flex;
}

@keyframes pc-panel-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 4px 12px;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .channel-row__k {
  padding-top: 3px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
}

.page-contact .channel-row__v {
  color: var(--ink);
}

.page-contact .pc-panel__media {
  margin: 28px 0 0;
}

/* ---------- 通用标题 ---------- */
.page-contact .pc-h2 {
  margin: 14px 0 18px;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact .pc-h2--onDark {
  color: var(--paper);
}

.page-contact .pc-eyebrow--onDark {
  color: var(--teal);
}

/* ---------- 提问模板 ---------- */
.page-contact .pc-template__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.page-contact .pc-template__text {
  margin: 0;
  max-width: 30em;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-contact .pc-checklist {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-divide);
}

.page-contact .pc-checklist__item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 12px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--pc-divide);
}

.page-contact .pc-checklist__num {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--gold-deep);
}

.page-contact .pc-checklist__t {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
}

.page-contact .pc-checklist__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--ink-soft);
}

/* ---------- 合作方向 ---------- */
.page-contact .pc-partners .u-eyebrow {
  color: var(--teal);
}

.page-contact .pc-partners__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 44px);
  background: rgba(245, 241, 230, 0.18);
}

.page-contact .pc-partner {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(24px, 3vw, 36px) clamp(20px, 2.4vw, 30px);
  background: var(--pitch);
}

.page-contact .pc-partner__no {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 800;
  line-height: 1;
  color: var(--gold);
}

.page-contact .pc-partner h3 {
  margin: 4px 0 0;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .pc-partner__who {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--teal);
}

.page-contact .pc-partner > p:last-child {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--on-dark);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-sla__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: start;
}

.page-contact .pc-sla__text {
  margin: 0;
  max-width: 32em;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-contact .pc-sla__list {
  display: flex;
  flex-direction: column;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-divide);
}

.page-contact .pc-sla__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 22px 0;
  border-bottom: 1px solid var(--pc-divide);
}

.page-contact .pc-sla__time {
  font-family: var(--font-num);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--night);
}

.page-contact .pc-sla__desc {
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink-soft);
}

.page-contact .pc-sla__aside {
  padding: clamp(22px, 3vw, 32px);
  background: var(--paper-2);
  border-left: 4px solid var(--gold);
}

.page-contact .pc-sla__aside h3 {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-contact .pc-sla__aside ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-contact .pc-sla__aside li::marker {
  color: var(--gold-deep);
}

.page-contact .pc-sla__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--pc-divide);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-contact .pc-sla__note a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 117, 26, 0.42);
}

.page-contact .pc-sla__note a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ---------- 底部指引 ---------- */
.page-contact .pc-more {
  padding-block: clamp(44px, 6vw, 72px);
  border-top: 1px solid var(--pc-divide);
}

.page-contact .pc-more__inner {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-contact .pc-more__text {
  margin: 0;
  max-width: 40em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.76;
  color: var(--ink-soft);
}

.page-contact .pc-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .pc-sla__list li {
    grid-template-columns: 172px 1fr;
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 840px) {
  .page-contact .pc-partners__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-template__grid {
    grid-template-columns: 38fr 62fr;
    gap: clamp(40px, 6vw, 84px);
  }

  .page-contact .pc-sla__grid {
    grid-template-columns: 62fr 38fr;
    gap: clamp(40px, 6vw, 80px);
  }

  .page-contact .pc-more__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-lead__grid {
    grid-template-columns: 50fr 50fr;
    gap: clamp(48px, 5vw, 76px);
  }
}

@media (max-width: 560px) {
  .page-contact .pc-ci {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .page-contact .pc-ci .contact-copy {
    justify-self: start;
    margin-bottom: 0;
  }

  .page-contact .channel-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-panel {
    animation: none;
  }

  .page-contact .channel-tab,
  .page-contact .contact-copy,
  .page-contact .breadcrumb a {
    transition: none;
  }
}