.page-contact {
  --contact-gap: clamp(20px, 3.4vw, 40px);
  color: var(--paper);
}

.page-contact .contact-crumbs {
  padding-top: clamp(18px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(20px, 3.4vw, 36px) clamp(44px, 7vw, 88px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto auto;
  width: 70vw;
  height: 70vw;
  max-width: 780px;
  max-height: 780px;
  background:
    repeating-linear-gradient(115deg, rgba(33, 240, 208, 0.07) 0 1px, transparent 1px 26px),
    radial-gradient(circle at 60% 40%, rgba(226, 59, 255, 0.16), transparent 62%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: var(--contact-gap);
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 12px 0 16px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 62px);
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-contact .contact-hero__lede {
  max-width: 40ch;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .contact-anchor {
  display: grid;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 38px);
}

.page-contact .anchor-block {
  position: relative;
  padding: clamp(16px, 2.6vw, 24px) clamp(16px, 2.6vw, 24px) clamp(14px, 2.2vw, 20px) clamp(20px, 3vw, 28px);
  background: linear-gradient(160deg, var(--panel), var(--ink) 78%);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .anchor-block::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cyan);
}

.page-contact .anchor-block--mail::before {
  background: var(--orange);
}

.page-contact .anchor-block::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--magenta-a), var(--magenta-b));
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0.9;
}

.page-contact .anchor-label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 6px;
}

.page-contact .anchor-value {
  display: inline-block;
  max-width: 100%;
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  overflow-wrap: anywhere;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .anchor-value--phone {
  font-size: clamp(28px, 7.6vw, 46px);
  line-height: 1.15;
}

.page-contact .anchor-value--mail {
  font-size: clamp(15px, 2.6vw, 22px);
  line-height: 1.4;
}

.page-contact .anchor-value:hover,
.page-contact .anchor-value:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .anchor-block--mail .anchor-value:hover,
.page-contact .anchor-block--mail .anchor-value:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-contact .anchor-note {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
  background: var(--layer);
}

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

.page-contact .contact-rule {
  display: block;
  width: 100%;
  height: 2px;
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding-block: clamp(48px, 8vw, 92px);
}

.page-contact .contact-section--alt {
  background: linear-gradient(180deg, rgba(19, 36, 58, 0.55), transparent 70%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-section__head {
  margin-bottom: clamp(26px, 4vw, 40px);
}

.page-contact .contact-section__head--wide {
  max-width: 62ch;
}

.page-contact .contact-section__title {
  margin: 10px 0 12px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.24;
}

.page-contact .contact-section__lede {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
  max-width: 46ch;
}

.page-contact .contact-split {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

/* ---------- 流程时间线 ---------- */
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .flow__item {
  position: relative;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  column-gap: 16px;
  padding-bottom: clamp(22px, 3.4vw, 30px);
}

.page-contact .flow__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 32px;
  bottom: 4px;
  width: 1px;
  background: var(--line);
}

.page-contact .flow__num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
}

.page-contact .flow__title {
  margin: 3px 0 6px;
  font-size: clamp(16px, 2.4vw, 19px);
  font-weight: 600;
  color: var(--paper);
}

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

.page-contact .contact-tips {
  margin-top: clamp(20px, 3vw, 30px);
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  background: var(--panel);
}

.page-contact .contact-tips__title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-contact .contact-tips__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.page-contact .contact-tips__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-tips__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .contact-photo {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--layer);
}

.page-contact .contact-photo img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-photo figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- 折叠组 ---------- */
.page-contact .acc-group {
  border-top: 1px solid var(--line);
}

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

.page-contact .acc__head {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 18px;
  align-items: center;
  column-gap: 12px;
  padding: clamp(15px, 2.4vw, 20px) 0;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .acc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .acc__title {
  margin: 0;
  font-size: clamp(16px, 2.5vw, 21px);
  font-weight: 600;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}

.page-contact .acc__head:hover .acc__title,
.page-contact .acc__head:focus-visible .acc__title {
  color: var(--cyan);
}

.page-contact .acc__head:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-contact .acc__arrow {
  justify-self: end;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.24s var(--ease);
}

.page-contact .acc[open] .acc__arrow {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-contact .acc[open] .acc__num {
  color: var(--cyan);
}

.page-contact .acc__body {
  padding: 0 0 clamp(18px, 2.6vw, 24px);
  animation: contact-fade 0.24s var(--ease) both;
}

.page-contact .acc__body p {
  margin: 0 0 10px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .acc__body p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 240, 208, 0.4);
}

.page-contact .acc__body p a:hover {
  border-bottom-color: var(--cyan);
}

.page-contact .acc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .acc__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .acc__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: linear-gradient(90deg, var(--magenta-a), var(--magenta-b));
}

@keyframes contact-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-contact .contact-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 240, 208, 0.4);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .visit-card {
  position: relative;
  padding: clamp(22px, 3.4vw, 34px);
  background: linear-gradient(155deg, var(--layer), var(--panel) 70%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.page-contact .visit-card__label {
  margin: 10px 0 8px;
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 500;
  color: var(--cyan);
}

.page-contact .visit-card__addr {
  margin: 0 0 clamp(18px, 2.6vw, 24px);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(18px, 2.8vw, 24px);
  line-height: 1.55;
  color: var(--paper);
}

.page-contact .meta-row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-contact .meta-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .meta-v {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .meta-v a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
}

.page-contact .meta-v a:hover {
  color: var(--orange);
}

.page-contact .visit-side__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 600;
  color: var(--paper);
}

.page-contact .visit-side__text {
  margin: 0;
  max-width: 44ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-contact .contact-actions--foot {
  margin-top: clamp(24px, 4vw, 36px);
}

/* ---------- 常见问题 ---------- */
.page-contact .acc-group--faq .acc__num {
  color: var(--ok);
}

.page-contact .acc-group--faq .acc__body {
  padding-left: 46px;
}

.page-contact .acc--faq .acc__title {
  font-size: clamp(15px, 2.2vw, 18px);
  font-weight: 500;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-anchor {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .anchor-block {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .page-contact .meta-row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

  .page-contact .flow__item {
    grid-template-columns: 30px minmax(0, 1fr);
    column-gap: 20px;
  }

  .page-contact .flow__item:not(:last-child)::before {
    left: 14px;
  }

  .page-contact .acc__head {
    grid-template-columns: 44px minmax(0, 1fr) 20px;
  }

  .page-contact .acc__body {
    padding-left: 44px;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-contact .contact-hero__media {
    transform: translateY(14px);
  }

  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-contact .contact-split--visit {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-contact .contact-photo {
    position: sticky;
    top: 96px;
  }

  .page-contact .contact-actions--foot {
    justify-content: flex-start;
  }
}

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

  .page-contact .acc__arrow,
  .page-contact .anchor-value,
  .page-contact .acc__title {
    transition: none;
  }
}
<<<END>>>