.page-contact {
  --contact-rule: 1px solid var(--line);
  --contact-rule-invert: 1px solid var(--line-invert);
}

/* ---------- 首屏：左叙事 / 右图 ---------- */
.page-contact .contact-hero {
  padding: 28px 0 52px;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 32px;
  align-items: end;
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
  }
}

.page-contact .contact-hero__lead h1 {
  margin: 14px 0 20px;
  font-size: clamp(34px, 6.2vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.022em;
  font-weight: 900;
  color: var(--indigo-deep);
}

.page-contact .contact-hero__lead .lead {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(15px, 0.9vw + 12px, 18px);
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .contact-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: var(--contact-rule);
}

.page-contact .contact-index__link {
  position: relative;
  padding-bottom: 3px;
  font-size: 13px;
  letter-spacing: 0.07em;
  color: var(--indigo-mid);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

.page-contact .contact-index__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 160ms var(--ease);
}

.page-contact .contact-index__link:hover,
.page-contact .contact-index__link:focus-visible {
  color: var(--indigo);
}

.page-contact .contact-index__link:hover::after,
.page-contact .contact-index__link:focus-visible::after {
  transform: scaleX(1);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  border: var(--contact-rule);
  background: var(--cool);
}

.page-contact .contact-hero__figure::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 54px;
  height: 54px;
  border-top: 3px solid var(--gold);
  border-left: 3px solid var(--gold);
  pointer-events: none;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 联系渠道：左右分屏 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: var(--contact-rule);
}

@media (min-width: 900px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 38fr) minmax(0, 62fr);
  }
}

.page-contact .contact-channels {
  position: relative;
  overflow: hidden;
  padding: 30px 24px;
  background: var(--indigo);
  color: var(--paper);
}

@media (min-width: 768px) {
  .page-contact .contact-channels {
    padding: 40px 32px;
  }
}

.page-contact .contact-channels::after {
  content: "";
  position: absolute;
  right: -78px;
  bottom: -78px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(201, 150, 43, 0.34);
  box-shadow: 0 0 0 30px rgba(201, 150, 43, 0.07);
  pointer-events: none;
}

.page-contact .contact-channels__title {
  margin: 0 0 22px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.page-contact .contact-item {
  padding: 20px 0;
  border-top: 1px solid var(--line-invert);
}

.page-contact .contact-item:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-contact .contact-item__key {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold-light);
}

.page-contact .contact-item__val {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.55;
  color: var(--paper);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-item__val.mono {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.02em;
}

.page-contact .contact-item__hint {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 15px;
  font: inherit;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--paper);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 0;
  cursor: pointer;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--gold);
  color: var(--gold-light);
}

.page-contact .copy-btn.is-copied {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--indigo-deep);
}

.page-contact .contact-channels__foot {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-invert);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.6);
}

/* ---------- 右栏说明面板 ---------- */
.page-contact .contact-panel {
  padding: 30px 24px;
  background: var(--paper);
}

@media (min-width: 768px) {
  .page-contact .contact-panel {
    padding: 40px 36px;
  }
}

.page-contact .contact-block + .contact-block {
  margin-top: 32px;
  padding-top: 32px;
  border-top: var(--contact-rule);
}

.page-contact .contact-block__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--indigo-deep);
}

.page-contact .contact-block__title::before {
  content: "";
  flex: none;
  width: 3px;
  height: 17px;
  background: var(--gold);
  transform: translateY(2px);
}

.page-contact .contact-block__text {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-contact .contact-block__text a,
.page-contact .accordion__panel a {
  color: var(--indigo-mid);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--gold);
}

.page-contact .contact-block__text a:hover,
.page-contact .accordion__panel a:hover {
  color: var(--indigo);
}

.page-contact .contact-hours {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--contact-rule);
}

.page-contact .contact-hours__row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--cool);
}

@media (min-width: 620px) {
  .page-contact .contact-hours__row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

.page-contact .contact-hours__row dt {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-contact .contact-hours__row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .contact-hours__row dd .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--indigo);
}

.page-contact .contact-tags {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-prepare {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--contact-rule);
}

.page-contact .contact-prepare li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 16px;
  background: var(--paper);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .contact-prepare .mono {
  flex: none;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--indigo-deep);
  background: var(--gold-light);
  border: 1px solid var(--gold);
}

/* ---------- 折叠问答 ---------- */
.page-contact #questions .section__head {
  margin-bottom: 24px;
}

.page-contact .accordion {
  border-top: var(--contact-rule);
  border-bottom: var(--contact-rule);
}

.page-contact .accordion__item + .accordion__item {
  border-top: var(--contact-rule);
}

.page-contact .accordion__trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: 0;
  font: inherit;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.55;
  text-align: left;
  color: var(--indigo-deep);
  cursor: pointer;
  transition: color 160ms var(--ease);
}

.page-contact .accordion__trigger:hover,
.page-contact .accordion__trigger:focus-visible {
  color: var(--indigo-mid);
}

.page-contact .accordion__icon {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

.page-contact .accordion__icon::before,
.page-contact .accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--gold);
}

.page-contact .accordion__icon::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 1.5px;
}

.page-contact .accordion__icon::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 1.5px;
  transform: scaleY(1);
  transition: transform 200ms var(--ease);
}

.page-contact .accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  transform: scaleY(0);
}

.page-contact .accordion__panel {
  padding: 0 0 22px;
}

.page-contact .accordion__panel[hidden] {
  display: none;
}

.page-contact .accordion__panel p {
  margin: 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 收口条 ---------- */
.page-contact .contact-closing {
  position: relative;
  overflow: hidden;
}

.page-contact .contact-closing__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

@media (min-width: 900px) {
  .page-contact .contact-closing__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 52px;
  }
}

.page-contact .contact-closing .eyebrow {
  color: var(--gold-light);
}

.page-contact .contact-closing h2 {
  margin: 12px 0 14px;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.016em;
  color: var(--paper);
}

.page-contact .contact-closing p {
  margin: 0 0 24px;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.76);
}

.page-contact .contact-closing__figure {
  margin: 0;
  border: var(--contact-rule-invert);
}

.page-contact .contact-closing__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-index__link::after,
  .page-contact .accordion__icon::after {
    transition: none;
  }
}
<<<END>>>