.page-contact {
  --cgap: clamp(18px, 3vw, 32px);
  --crule: 1px solid var(--line);
  color: var(--paper);
  padding-top: clamp(16px, 3vw, 28px);
  padding-bottom: clamp(56px, 8vw, 100px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  margin-bottom: clamp(20px, 3.5vw, 36px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  border-top: 1px solid var(--line);
  padding-top: clamp(18px, 3vw, 30px);
}

.page-contact .contact-hero__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-contact .contact-hero__kicker::before {
  content: "";
  flex: none;
  width: 30px;
  height: 2px;
  background: var(--red);
}

.page-contact .contact-hero__title {
  margin: 0 0 clamp(16px, 2.4vw, 22px);
  max-width: 16em;
  font-size: clamp(30px, 7vw, 62px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.025em;
  color: var(--paper);
}

.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: clamp(52px, 9vw, 96px);
  height: 3px;
  margin-top: clamp(16px, 2.4vw, 24px);
  background: var(--red);
}

.page-contact .contact-hero__lede {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 40em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--silver);
}

/* ---------- 图例标签 ---------- */
.page-contact .legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border: var(--crule);
  background: var(--panel);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-contact .legend__dot {
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--silver);
}

.page-contact .legend__item--lime .legend__dot {
  background: var(--lime);
  box-shadow: 0 0 10px rgba(183, 255, 42, .55);
}

.page-contact .legend__item--blue .legend__dot { background: var(--blue); }
.page-contact .legend__item--red .legend__dot { background: var(--red); }

/* ---------- 章节通用 ---------- */
.page-contact .contact-section {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-contact .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 6px 16px;
  border-top: 2px solid var(--red);
  padding-top: 14px;
}

.page-contact .section-head__index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--red);
}

.page-contact .section-head__title {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .section-head__note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--silver);
}

/* ---------- 通道区双栏 ---------- */
.page-contact .desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cgap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .desk-col--main,
.page-contact .desk-col--side {
  display: grid;
  gap: var(--cgap);
  align-content: start;
  min-width: 0;
}

/* ---------- 通道卡片 ---------- */
.page-contact .channel {
  position: relative;
  overflow: hidden;
  border: var(--crule);
  background: var(--panel);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--red);
}

.page-contact .channel--phone::before { background: var(--blue); }

.page-contact .channel__tag {
  display: inline-block;
  margin: 0 0 14px;
  padding: 3px 8px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  line-height: 1.4;
}

.page-contact .channel--phone .channel__tag {
  background: transparent;
  color: var(--blue);
  border: 1px solid var(--blue);
}

.page-contact .channel__title {
  margin: 0 0 10px;
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .channel__value {
  display: block;
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: clamp(15px, 2.1vw, 20px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .channel__notes {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .channel__notes li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .channel__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--red);
}

/* ---------- 响应路径卡 ---------- */
.page-contact .route-card {
  border: var(--crule);
  background: linear-gradient(180deg, rgba(23, 24, 29, .95), rgba(11, 11, 13, .95));
  padding: clamp(18px, 2.4vw, 26px);
}

.page-contact .route-card__title {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .route-steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .route-step {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .route-step__index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--red);
  padding-top: 2px;
}

.page-contact .route-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .route-step__text strong {
  color: var(--paper);
  font-weight: 700;
}

.page-contact .route-step__text em {
  font-style: normal;
  font-family: var(--mono);
  color: var(--lime);
}

/* ---------- 图片容器 ---------- */
.page-contact .media-frame {
  margin: 0;
  overflow: hidden;
  border: var(--crule);
  background: var(--panel);
}

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

.page-contact .media-frame--wide { aspect-ratio: 3 / 2; }
.page-contact .media-frame--square { aspect-ratio: 1 / 1; }

/* ---------- 场景列表 ---------- */
.page-contact .scene-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  border-top: 2px solid var(--red);
}

.page-contact .scene-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 18px 0;
  border-bottom: var(--crule);
}

.page-contact .scene-row__tag {
  justify-self: start;
  padding: 3px 9px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  line-height: 1.35;
}

.page-contact .scene-row__name {
  margin: 0 0 6px;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .scene-row__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .scene-row__route {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--blue);
}

/* ---------- 写信四行 ---------- */
.page-contact .draft-panel {
  margin-top: clamp(28px, 4vw, 44px);
  border: var(--crule);
  border-left: 3px solid var(--lime);
  background: linear-gradient(135deg, rgba(23, 24, 29, 1), rgba(11, 11, 13, .55));
  padding: clamp(18px, 2.6vw, 30px);
}

.page-contact .draft-panel__head {
  margin-bottom: 18px;
}

.page-contact .draft-panel__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.1vw, 22px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .draft-panel__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--silver);
}

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

.page-contact .draft-item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 14px;
  background: var(--ink);
}

.page-contact .draft-item__index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--blue);
  padding-top: 2px;
}

.page-contact .draft-item__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-contact .draft-item__body strong {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .draft-item__body span {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--silver);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .collab {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--ink);
}

.page-contact .collab__index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--red);
}

.page-contact .collab__title {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .collab__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 地址与备案 ---------- */
.page-contact .meta-list {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-contact .meta-list__item {
  border-top: var(--crule);
  padding: 12px 0 14px;
}

.page-contact .meta-list__item dt {
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--silver);
}

.page-contact .meta-list__item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .meta-block__note {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 46em;
  font-size: 13px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .meta-block__note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 125, 255, .45);
}

.page-contact .meta-block__note a:hover,
.page-contact .meta-block__note a:focus-visible {
  border-bottom-color: var(--blue);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .meta-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

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

@media (min-width: 860px) {
  .page-contact .scene-row {
    grid-template-columns: 88px minmax(0, 1fr) 170px;
    align-items: start;
    gap: 26px;
    padding: 22px 0;
  }

  .page-contact .scene-row__route {
    text-align: right;
    padding-top: 4px;
  }

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

@media (min-width: 980px) {
  .page-contact .desk-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-hero__lede {
    max-width: 36em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .legend__item--lime .legend__dot {
    box-shadow: none;
  }
}
<<<END>>>