.page-contact {
  --contact-gap: 20px;
  --contact-radius: 0;
  --contact-hair: 1px solid var(--line);
}

.page-contact .container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: 8px 40px;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--cyan), var(--orange));
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 28px;
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 8vw, 58px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--cream);
  text-wrap: balance;
}

.page-contact .contact-hero .lede {
  margin-top: 16px;
  max-width: 60ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 2px solid var(--line);
}

.page-contact .contact-hero__fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 12px;
  padding: 12px 14px;
  background: var(--surface);
}

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

.page-contact .contact-hero__fact-val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .contact-hero__mail {
  position: relative;
  padding: 24px 20px 20px;
  background: var(--surface);
  border: 3px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-hero__mail-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  border-bottom: 2px solid var(--orange);
  padding-bottom: 4px;
}

.page-contact .contact-hero__mail-addr {
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: clamp(19px, 5.2vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--cream);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact .contact-hero__mail-addr:hover,
.page-contact .contact-hero__mail-addr:focus-visible {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.page-contact .contact-hero__mail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-contact .contact-hero__copy-status {
  margin: 10px 0 0;
  min-height: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan-soft);
}

.page-contact .contact-hero__fig {
  margin: 20px 0 0;
}

.page-contact .copy-email {
  cursor: pointer;
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding-block: 44px;
  border-top: var(--contact-hair);
}

.page-contact .contact-section--last {
  padding-bottom: 64px;
}

.page-contact .contact-section__head {
  max-width: 72ch;
  margin-bottom: 26px;
}

.page-contact .contact-section__head .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 5.6vw, 40px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-contact .contact-section__head .lede {
  margin-top: 14px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 旧版入口 ---------- */
.page-contact .contact-legacy {
  display: grid;
  gap: 20px;
}

.page-contact .contact-legacy__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line);
}

.page-contact .contact-legacy__item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 2px solid var(--line);
}

.page-contact .contact-legacy__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.2;
}

.page-contact .contact-legacy__name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--cyan);
}

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

.page-contact .contact-legacy__aside {
  align-self: start;
  padding: 20px;
  background: var(--surface);
  border: 2px solid var(--line);
  border-left: 6px solid var(--orange);
}

.page-contact .contact-legacy__aside-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
}

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

.page-contact .contact-legacy__aside-text .link-arrow {
  color: var(--cyan);
}

/* ---------- 纠错与合作 ---------- */
.page-contact .contact-cards {
  display: grid;
  gap: 18px;
}

.page-contact .contact-card {
  padding: 22px 20px;
  border-width: 2px;
}

.page-contact .contact-card__title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--cream);
}

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

.page-contact .contact-card__list {
  margin: 14px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .contact-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cream);
}

.page-contact .contact-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-card--plain {
  background: transparent;
  border: 2px dashed var(--line);
  box-shadow: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.page-contact .contact-card--plain .contact-card__title {
  margin-top: 0;
}

.page-contact .contact-card--plain .btn {
  margin-top: 16px;
  align-self: flex-start;
  max-width: 100%;
  overflow-wrap: anywhere;
  text-align: left;
}

/* ---------- 处理顺序 ---------- */
.page-contact .contact-order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: order;
}

.page-contact .contact-order__item {
  position: relative;
  padding: 20px 20px 20px 22px;
  background: var(--surface);
  border: 2px solid var(--line);
  border-left: 6px solid var(--cyan);
}

.page-contact .contact-order__step {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-deep);
  background: var(--cyan);
  padding: 3px 8px;
}

.page-contact .contact-order__name {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  color: var(--cream);
}

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

/* ---------- 登记联络信息 ---------- */
.page-contact .contact-record {
  display: grid;
  gap: 22px;
  padding: 24px 20px;
  background: var(--cream);
  color: var(--ink-deep);
  border: 3px solid var(--ink-deep);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-record .kicker {
  color: var(--caramel);
}

.page-contact .contact-record .kicker::before {
  background: var(--caramel);
}

.page-contact .contact-record__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 5.4vw, 36px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--ink-deep);
}

.page-contact .contact-record__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: #2c3a34;
}

.page-contact .contact-record__list {
  margin: 22px 0 0;
  border-top: 2px solid var(--ink-deep);
}

.page-contact .contact-record__row {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(6, 26, 22, 0.22);
}

.page-contact .contact-record__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #5c6b64;
}

.page-contact .contact-record__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-deep);
  overflow-wrap: anywhere;
}

.page-contact .contact-record__row dd a {
  color: #0a5048;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-contact .contact-record__note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: #4a5a53;
}

.page-contact .contact-record__note .link-arrow {
  color: #0a5048;
  font-weight: 700;
}

.page-contact .contact-record__fig {
  margin: 0;
  border: 2px solid var(--ink-deep);
}

/* ---------- 常见场景 ---------- */
.page-contact .contact-scenes {
  display: grid;
  gap: 16px;
}

.page-contact .contact-scene {
  display: block;
  padding: 20px;
  background: var(--ink-deep);
  border: 2px solid var(--line);
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-contact .contact-scene:hover,
.page-contact .contact-scene:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-contact .contact-scene__index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  border: 2px solid var(--orange);
  width: 30px;
  height: 30px;
  line-height: 26px;
  text-align: center;
}

.page-contact .contact-scene__name {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--cream);
}

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

.page-contact .contact-scene__go {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .contact-scene:hover .contact-scene__go,
.page-contact .contact-scene:focus-visible .contact-scene__go {
  color: var(--cyan-soft);
}

/* ---------- 图片 ---------- */
.page-contact .media-frame {
  display: block;
  overflow: hidden;
  background: var(--surface);
}

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

.page-contact .contact-hero__fig img {
  aspect-ratio: 14 / 9;
}

.page-contact .contact-record__fig img {
  aspect-ratio: 4 / 3;
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 400px) {
  .page-contact .contact-hero__mail {
    padding: 20px 14px 16px;
  }

  .page-contact .contact-hero__mail-actions .btn {
    width: 100%;
    text-align: center;
  }

  .page-contact .contact-legacy__item {
    grid-template-columns: 36px 1fr;
    gap: 10px;
  }

  .page-contact .contact-hero::before {
    width: 4px;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .container {
    padding-inline: 28px;
  }

  .page-contact .contact-hero {
    padding-block: 12px 56px;
  }

  .page-contact .contact-hero__mail {
    padding: 30px 28px 26px;
  }

  .page-contact .contact-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .contact-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-order {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-record {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
    padding: 32px 30px;
    gap: 30px;
  }

  .page-contact .contact-record__main {
    grid-column: 1;
  }

  .page-contact .contact-record__fig {
    grid-column: 2;
    margin-top: 6px;
  }

  .page-contact .contact-record__row {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }

  .page-contact .contact-section {
    padding-block: 56px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-contact .container {
    padding-inline: 36px;
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-hero__facts {
    margin-top: 32px;
  }

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

  .page-contact .contact-legacy {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .contact-legacy__aside {
    position: sticky;
    top: 88px;
  }

  .page-contact .contact-section__head {
    margin-bottom: 32px;
  }

  .page-contact .contact-section--split .contact-section__head {
    max-width: 64ch;
  }

  .page-contact .contact-scenes {
    gap: 20px;
  }

  .page-contact .contact-record {
    padding: 40px 38px;
    gap: 44px;
  }
}

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

  .page-contact .contact-scene:hover,
  .page-contact .contact-scene:focus-visible {
    transform: none;
  }
}
<<<END>>>