.page-contact {
  --pc-radius: 20px;
  --pc-gap: clamp(20px, 4vw, 44px);
  background:
    radial-gradient(760px 460px at 88% -12%, rgba(53, 230, 208, .15), transparent 62%),
    radial-gradient(620px 420px at 0% 6%, rgba(255, 138, 61, .11), transparent 64%),
    var(--bg);
  color: var(--text);
  padding-bottom: clamp(56px, 9vw, 104px);
  overflow-x: hidden;
}

.page-contact .contact-top {
  padding: clamp(18px, 3vw, 32px) 0 0;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 clamp(20px, 3.6vw, 40px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: rgba(183, 195, 204, .45);
}

.page-contact .breadcrumbs__item a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .breadcrumbs__item a:hover {
  color: var(--cyan);
  border-bottom-color: var(--line-strong);
}

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

/* 首屏 */
.page-contact .contact-hero {
  display: grid;
  gap: clamp(24px, 5vw, 48px);
  align-items: center;
  padding-bottom: clamp(28px, 5vw, 56px);
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 8.6vw, 66px);
  line-height: 1.03;
  letter-spacing: -.01em;
  margin: 12px 0 18px;
}

.page-contact .contact-hero .lede {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .contact-hero__visual {
  margin: 0;
  min-width: 0;
}

.page-contact .contact-hero__visual .figure__media {
  aspect-ratio: 3 / 2;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--ink-800), var(--ink-900));
  box-shadow: 0 30px 70px -46px rgba(53, 230, 208, .55);
}

.page-contact .contact-hero__visual .figure__media img,
.page-contact .contact-address__visual .figure__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
}

/* 主体双栏 */
.page-contact .contact-main {
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
  padding-top: clamp(8px, 2vw, 20px);
}

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

.page-contact .contact-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-sub::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .channel {
  position: relative;
  padding: 16px 16px 16px 20px;
  margin-bottom: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(18, 40, 61, .92), rgba(11, 27, 43, .86));
  overflow: hidden;
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(var(--cyan), rgba(53, 230, 208, 0));
  opacity: .75;
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-contact .channel__label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-contact .channel__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.6vw, 18px);
  letter-spacing: .01em;
  color: var(--text);
  word-break: break-word;
}

.page-contact .channel__value--text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .channel__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .copy-hint {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .status-dot {
  width: 8px;
  height: 8px;
  flex: none;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 230, 208, .15);
}

/* 右侧内容块 */
.page-contact .contact-body {
  min-width: 0;
}

.page-contact .contact-block + .contact-block {
  margin-top: clamp(30px, 5vw, 52px);
}

.page-contact .contact-block__head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.page-contact .contact-block__lead {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* 准备清单 */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .checklist li {
  border-bottom: 1px solid var(--line);
}

.page-contact .checklist li:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .checklist label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 15px 2px;
  cursor: pointer;
}

.page-contact .checklist input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: rgba(11, 27, 43, .72);
  display: grid;
  place-items: center;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .checklist input[type="checkbox"]::after {
  content: "✓";
  font-size: 13px;
  line-height: 1;
  color: var(--ink-900);
  opacity: 0;
  transform: scale(.6);
  transition: opacity .18s var(--ease), transform .18s var(--ease);
}

.page-contact .checklist input[type="checkbox"]:checked {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .checklist input[type="checkbox"]:checked::after {
  opacity: 1;
  transform: scale(1);
}

.page-contact .checklist input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 3px;
}

.page-contact .checklist__text {
  display: block;
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--mist);
}

.page-contact .checklist__text strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

/* 公告与资源说明 */
.page-contact .note-card {
  padding: 18px 18px 18px 20px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: linear-gradient(120deg, rgba(255, 138, 61, .12), rgba(11, 27, 43, .62));
}

.page-contact .note-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .point-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .point-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .point-list__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
  padding-top: 4px;
}

/* 服务时段 */
.page-contact .hours {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(18, 40, 61, .55);
}

.page-contact .hours__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .hours__row b {
  color: var(--text);
  font-weight: 600;
}

/* 问答折叠 */
.page-contact .qa {
  border-top: 1px solid var(--line);
}

.page-contact .qa:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-contact .qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 16px 2px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text);
  transition: color .25s var(--ease);
}

.page-contact .qa summary::-webkit-details-marker {
  display: none;
}

.page-contact .qa summary:hover {
  color: var(--cyan);
}

.page-contact .qa summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .qa[open] summary::after {
  content: "–";
}

.page-contact .qa summary:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

.page-contact .qa p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* 地址区 */
.page-contact .contact-address {
  margin-top: clamp(44px, 7vw, 84px);
  padding: clamp(28px, 5vw, 54px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 40, 61, .58), rgba(11, 27, 43, .18));
}

.page-contact .contact-address__inner {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
}

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

.page-contact .addr-list {
  margin: 20px 0 0;
  display: grid;
  gap: 0;
}

.page-contact .addr-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px dashed rgba(183, 195, 204, .18);
}

.page-contact .addr-row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .addr-row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-contact .addr-row dd.addr-row__mono {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .01em;
}

.page-contact .contact-address__visual {
  margin: 0;
  min-width: 0;
}

.page-contact .contact-address__visual .figure__media {
  aspect-ratio: 3 / 2;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(200deg, var(--ink-700), var(--ink-900));
}

/* 手机端入口 */
.page-contact .contact-mobile {
  margin-top: clamp(40px, 7vw, 76px);
}

.page-contact .mobile-card {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  padding: clamp(22px, 4vw, 40px);
  border-radius: var(--r-lg);
  background: var(--paper);
  color: var(--paper-ink);
}

.page-contact .mobile-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 5.4vw, 40px);
  line-height: 1.1;
  color: var(--paper-ink);
}

.page-contact .mobile-card p {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(21, 36, 48, .8);
}

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

.page-contact .mobile-steps li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14.5px;
  line-height: 1.68;
  color: rgba(21, 36, 48, .84);
}

.page-contact .mobile-steps .num {
  flex: none;
  margin-top: 2px;
  padding: 2px 8px;
  border: 1px solid rgba(214, 90, 31, .45);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--orange-deep);
  white-space: nowrap;
}

/* 下一步入口 */
.page-contact .contact-next {
  margin-top: clamp(32px, 5vw, 60px);
}

.page-contact .next-links {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .next-links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text);
  transition: border-color .28s var(--ease), background .28s var(--ease), transform .28s var(--ease);
}

.page-contact .next-links a::after {
  content: "→";
  flex: none;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-contact .next-links a:hover,
.page-contact .next-links a:focus-visible {
  border-color: var(--line-strong);
  background: rgba(53, 230, 208, .07);
  transform: translateX(2px);
}

@media (min-width: 720px) {
  .page-contact .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .addr-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-contact .addr-row:nth-child(2) {
    border-top: 1px dashed rgba(183, 195, 204, .18);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: 1.02fr .98fr;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-contact .contact-main {
    grid-template-columns: .84fr 1.16fr;
    gap: clamp(32px, 4vw, 60px);
  }

  .page-contact .contact-channels {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .contact-address__inner {
    grid-template-columns: 1.05fr .95fr;
  }

  .page-contact .mobile-card {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .page-contact .contact-hero__title {
    font-size: clamp(56px, 5.2vw, 78px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .next-links a,
  .page-contact .checklist input[type="checkbox"],
  .page-contact .checklist input[type="checkbox"]::after {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within,
  .page-contact .next-links a:hover,
  .page-contact .next-links a:focus-visible {
    transform: none;
  }
}