.page-contact {
  --contact-sticky-top: calc(var(--header-h) + 28px);
  --contact-radius: 0;
  background: var(--night);
  color: var(--ice);
  padding-bottom: 0;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 面包屑 */
.page-contact .contact-crumb {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--cyan);
}

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

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--ice);
}

/* 首屏 */
.page-contact .contact-hero {
  padding: clamp(30px, 5vw, 62px) 0 clamp(40px, 7vw, 84px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-contact .contact-hero__main {
  min-width: 0;
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--ice);
  max-width: 15em;
}

.page-contact .contact-hero__lede {
  margin: clamp(20px, 3vw, 34px) 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__actions {
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-contact .contact-hero__side {
  display: none;
  margin: 0;
  color: var(--cyan);
}

/* 双栏 */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
  padding-bottom: clamp(40px, 6vw, 80px);
}

/* 渠道面板 */
.page-contact .contact-panel {
  min-width: 0;
  padding: clamp(24px, 3.4vw, 40px);
  background: var(--panel);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 0 100%);
}

.page-contact .contact-panel__tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-panel__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ice);
}

.page-contact .contact-panel__note {
  margin: 0 0 26px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-item {
  position: relative;
  padding: 18px 0;
}

.page-contact .channel-item:first-child {
  padding-top: 0;
}

.page-contact .channel-item + .channel-item {
  border-top: 1px dashed var(--steel);
}

.page-contact .channel-item::after {
  content: "";
  position: absolute;
  left: -10px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .channel-item:first-child::after {
  top: 0;
}

.page-contact .channel-item:hover::after,
.page-contact .channel-item:focus-within::after {
  opacity: 1;
}

.page-contact .channel-item__use {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .channel-item__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 1.8vw, 22px);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--white);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-item__value--tel {
  font-size: clamp(24px, 3.4vw, 40px);
  letter-spacing: 0.01em;
}

.page-contact .channel-item__value--addr {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 19px);
  line-height: 1.7;
}

.page-contact .channel-item__actions {
  margin: 14px 0 0;
}

.page-contact .channel-copy {
  min-height: 0;
  padding: 9px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .channel-copy.is-copied {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--night);
  transform: translateX(5px);
}

.page-contact .contact-figure {
  margin: clamp(24px, 3vw, 34px) 0 0;
}

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

.page-contact .contact-figure figcaption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* 右侧流程 */
.page-contact .contact-flow {
  display: grid;
  gap: clamp(40px, 5vw, 76px);
  min-width: 0;
}

.page-contact .flow-block {
  min-width: 0;
}

.page-contact .flow-block__index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .flow-block h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ice);
}

.page-contact .flow-block p {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .flow-block p:last-child {
  margin-bottom: 0;
}

/* 清单 */
.page-contact .check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .check-list li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 11px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .check-list strong {
  color: var(--white);
  font-weight: 700;
}

/* 斜线节点流程 */
.page-contact .flow-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step {
  position: relative;
  padding: 0 0 30px 64px;
  min-height: 42px;
}

.page-contact .step:last-child {
  padding-bottom: 0;
}

.page-contact .step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 44px;
  bottom: 8px;
  border-left: 1px dashed var(--steel);
}

.page-contact .step__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: var(--carbon);
  border: 1px solid var(--steel);
  transform: rotate(45deg);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .step__no b {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  transform: rotate(-45deg);
}

.page-contact .step:hover .step__no {
  border-color: var(--cyan);
  background: var(--steel);
}

.page-contact .step h3 {
  margin: 5px 0 6px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-contact .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 58ch;
}

/* 处理顺序 */
.page-contact .order-list {
  margin: 20px 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .order-list li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice);
}

.page-contact .order-list .rank {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* 快捷入口 */
.page-contact .quick-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.page-contact .quick-link {
  display: block;
  padding: 20px 22px;
  background: var(--panel);
  border-left: 2px solid var(--steel);
  text-decoration: none;
  color: var(--ice);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .quick-link:hover,
.page-contact .quick-link:focus-visible {
  border-left-color: var(--cyan);
  background: var(--carbon);
  transform: translateX(5px);
}

.page-contact .quick-link strong {
  display: block;
  margin-bottom: 7px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--white);
}

.page-contact .quick-link span {
  display: block;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* 底部城市块 */
.page-contact .contact-city {
  position: relative;
  margin-top: clamp(36px, 6vw, 80px);
  overflow: hidden;
  background: var(--carbon);
}

.page-contact .contact-city__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  filter: saturate(0.7) contrast(1.05);
}

.page-contact .contact-city__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(52px, 9vw, 116px);
  padding-bottom: clamp(52px, 9vw, 116px);
}

.page-contact .contact-city h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-contact .contact-city p {
  margin: 0 0 14px;
  max-width: 58ch;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.85;
  color: var(--ice);
}

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

/* 断点 */
@media (min-width: 640px) {
  .page-contact .quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: clamp(40px, 6vw, 96px);
  }

  .page-contact .contact-hero__side {
    display: block;
    padding-bottom: 10px;
    letter-spacing: 0.24em;
    font-size: 12px;
  }

  .page-contact .contact-split {
    grid-template-columns: minmax(0, 44%) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 88px);
  }

  .page-contact .contact-panel {
    position: sticky;
    top: var(--contact-sticky-top);
  }
}

@media (min-width: 1280px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 40%) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-copy,
  .page-contact .channel-item::after,
  .page-contact .step__no,
  .page-contact .quick-link {
    transition: none;
  }

  .page-contact .channel-copy.is-copied,
  .page-contact .quick-link:hover,
  .page-contact .quick-link:focus-visible {
    transform: none;
  }
}