.page-contact {
  --contact-pad: clamp(48px, 7vw, 88px);
}

.page-contact .contact-crumb {
  padding-top: clamp(20px, 3vw, 32px);
}

.page-contact .contact-crumb__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-contact .contact-crumb__list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .contact-crumb__list li + li::before {
  content: "/";
  color: var(--cloud);
}

.page-contact .contact-crumb__list a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .contact-crumb__list a:hover {
  color: var(--saffron);
  border-bottom-color: var(--saffron);
}

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

.page-contact .contact-hero {
  display: grid;
  gap: 20px;
  padding: clamp(28px, 4vw, 56px) 0 clamp(36px, 5vw, 64px);
}

.page-contact .contact-hero__kicker {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--saffron);
  margin: 0;
}

.page-contact .contact-hero__title {
  margin: 0;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.page-contact .contact-hero__lead {
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
  max-width: 34em;
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 24px;
    align-items: end;
  }

  .page-contact .contact-hero__kicker {
    grid-column: 1 / -1;
  }

  .page-contact .contact-hero__title {
    grid-column: 1 / 8;
  }

  .page-contact .contact-hero__lead {
    grid-column: 8 / 13;
    padding-bottom: 12px;
  }
}

/* 联系卡 */
.page-contact .contact-card {
  position: relative;
  background: var(--night);
  color: var(--paper);
  overflow: hidden;
  isolation: isolate;
}

.page-contact .contact-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  filter: saturate(0.72) contrast(0.92);
  z-index: 0;
}

.page-contact .contact-card__inner {
  position: relative;
  z-index: 1;
  padding-top: var(--contact-pad);
  padding-bottom: var(--contact-pad);
}

.page-contact .contact-card__title {
  margin: 0 0 clamp(24px, 4vw, 40px);
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.2;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-contact .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-invert);
}

.page-contact .contact-item {
  display: grid;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line-invert);
}

.page-contact .contact-item__tag {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-contact .contact-mail {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(19px, 4.2vw, 32px);
  line-height: 1.25;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-invert);
  padding-bottom: 8px;
  word-break: break-all;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-phone {
  display: inline-block;
  font-family: var(--mono);
  font-size: clamp(20px, 2.8vw, 28px);
  letter-spacing: 0.02em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-invert);
  padding-bottom: 6px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-mail:hover,
.page-contact .contact-mail:focus-visible,
.page-contact .contact-phone:hover,
.page-contact .contact-phone:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-contact .contact-addr {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .contact-item__note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 243, 234, 0.74);
  max-width: 36em;
}

@media (min-width: 800px) {
  .page-contact .contact-item {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .contact-item__tag {
    padding-top: 10px;
  }
}

/* 通用章节头 */
.page-contact .contact-section-head {
  max-width: 36em;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .contact-section-head .mono {
  display: block;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--saffron);
}

.page-contact .contact-section-head__lead {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--stone);
}

/* 事由分流 */
.page-contact .contact-reasons {
  padding: var(--contact-pad) 0;
}

.page-contact .reason-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .reason {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--paper);
  padding: clamp(20px, 2.4vw, 28px);
  transition: background 0.22s var(--ease);
}

.page-contact .reason__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--stone);
  border-bottom: 1px solid var(--gold);
  align-self: flex-start;
  padding-bottom: 4px;
}

.page-contact .reason__title {
  margin: 0;
  font-size: 24px;
  line-height: 1.25;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .reason__lead {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .reason__hint {
  display: none;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sky);
}

.page-contact .reason__dl {
  display: grid;
  grid-template-rows: 1fr;
  margin: 0;
  transition: grid-template-rows 0.3s var(--ease);
}

.page-contact .reason__dl-inner {
  overflow: hidden;
  min-height: 0;
  display: grid;
  gap: 4px;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

.page-contact .reason__dl dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--saffron);
  margin-top: 8px;
}

.page-contact .reason__dl dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

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

  .page-contact .reason--d {
    grid-column: span 2;
  }
}

@media (min-width: 1080px) {
  .page-contact .reason-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .reason--a {
    grid-column: span 4;
  }

  .page-contact .reason--b,
  .page-contact .reason--c {
    grid-column: span 3;
  }

  .page-contact .reason--d {
    grid-column: span 2;
  }

  .page-contact .reason__hint {
    display: block;
  }

  .page-contact .reason__dl {
    grid-template-rows: 0fr;
  }

  .page-contact .reason:hover,
  .page-contact .reason:focus-within {
    background: var(--ice);
  }

  .page-contact .reason:hover .reason__dl,
  .page-contact .reason:focus-within .reason__dl {
    grid-template-rows: 1fr;
  }
}

/* 响应顺序 */
.page-contact .contact-flow {
  background: var(--cloud);
  padding: var(--contact-pad) 0;
}

.page-contact .contact-flow__head {
  max-width: 42em;
}

.page-contact .contact-flow__head .mono {
  display: block;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--saffron-deep);
}

.page-contact .contact-flow__head p {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(35, 29, 25, 0.78);
}

.page-contact .acc {
  margin-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid rgba(35, 29, 25, 0.28);
}

.page-contact .acc__item {
  border-bottom: 1px solid rgba(35, 29, 25, 0.28);
}

.page-contact .acc__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  min-height: 56px;
  padding: 18px 0;
  background: none;
  border: 0;
  font-family: inherit;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.page-contact .acc__trigger:hover {
  color: var(--saffron-deep);
}

.page-contact .acc__sign {
  position: relative;
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
}

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

.page-contact .acc__sign::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  transform: translateY(-50%);
}

.page-contact .acc__sign::after {
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
  transform: translateX(-50%);
  transition: transform 0.22s var(--ease);
}

.page-contact .acc__item[data-open] .acc__sign::after {
  transform: translateX(-50%) scaleY(0);
}

.page-contact .acc__panel-body {
  max-width: 40em;
  padding: 0 0 22px;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(35, 29, 25, 0.78);
}

/* 来信与到访 */
.page-contact .contact-send {
  padding: var(--contact-pad) 0;
}

.page-contact .contact-send__wrap {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-contact .contact-send__kicker {
  display: block;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--saffron);
}

.page-contact .contact-send__lead {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--stone);
  max-width: 34em;
}

.page-contact .contact-send__list {
  list-style: none;
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-send__list li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .contact-send__list .mono {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-contact .contact-send__note {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .contact-send__note a {
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--cloud);
  padding-bottom: 1px;
}

.page-contact .contact-send__note a:hover {
  color: var(--saffron);
  border-bottom-color: var(--saffron);
}

.page-contact .contact-send__figure {
  margin: 0;
  padding: clamp(16px, 2vw, 24px);
  background: var(--ice);
  border: 1px solid var(--line);
}

.page-contact .contact-route {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .contact-route__grid line {
  stroke: rgba(31, 110, 156, 0.22);
  stroke-width: 1;
}

.page-contact .contact-route__path {
  fill: none;
  stroke: var(--saffron);
  stroke-width: 2;
  stroke-dasharray: 6 6;
}

.page-contact .contact-route__start {
  fill: var(--sky);
}

.page-contact .contact-route__end {
  fill: var(--saffron);
}

.page-contact .contact-route__ring {
  fill: none;
  stroke: var(--saffron);
  stroke-width: 1;
  opacity: 0.45;
}

.page-contact .contact-route__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  fill: var(--stone);
}

.page-contact .contact-send__cap {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

@media (min-width: 900px) {
  .page-contact .contact-send__wrap {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
    column-gap: clamp(40px, 5vw, 80px);
  }

  .page-contact .contact-send__figure {
    margin-top: 8px;
  }
}

/* 合作洽谈 */
.page-contact .contact-coop {
  padding-bottom: var(--contact-pad);
}

.page-contact .contact-coop__wrap {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-contact .contact-coop__figure {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-coop__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.92);
}

.page-contact .contact-coop__kicker {
  display: block;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--saffron);
}

.page-contact .contact-coop__lead {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--stone);
  max-width: 36em;
}

.page-contact .coop-list {
  list-style: none;
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .coop-list li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .coop-list strong {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .coop-list span {
  font-size: 17px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .contact-coop__prep-title {
  display: block;
  margin: clamp(24px, 3vw, 32px) 0 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--saffron);
}

.page-contact .coop-prep {
  list-style: none;
  counter-reset: prep;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .coop-prep li {
  position: relative;
  padding-left: 38px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .coop-prep li::before {
  counter-increment: prep;
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.3em;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

.page-contact .contact-coop__cta {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: clamp(24px, 3vw, 32px);
  text-decoration: none;
}

@media (min-width: 900px) {
  .page-contact .contact-coop__wrap {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
    column-gap: clamp(40px, 5vw, 80px);
  }

  .page-contact .coop-list li {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

/* 继续阅读 */
.page-contact .contact-more {
  padding: 0 0 var(--contact-pad);
  border-top: 1px solid var(--line);
}

.page-contact .contact-more__title {
  margin: 28px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone);
  font-weight: 500;
}

.page-contact .contact-more__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
}

.page-contact .contact-more__list a {
  font-size: 17px;
  line-height: 1.6;
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--cloud);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

/* 焦点与动效 */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--saffron);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: 0.01ms !important;
  }

  .page-contact .reason__dl {
    transition: none;
  }
}
<<<END>>>