.page-contact {
  padding-block: clamp(18px, 2.4vw, 32px) clamp(48px, 6vw, 88px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-bottom: clamp(22px, 3vw, 40px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: stretch;
  margin-bottom: clamp(44px, 5.5vw, 84px);
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: clamp(28px, 4vw, 64px);
  }
}

.page-contact .contact-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact .contact-hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 5.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .contact-hero-lead {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero-marks {
  list-style: none;
  margin: 6px 0 0;
  padding: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-hero-marks li {
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--mist-dim);
}

.page-contact .contact-hero-marks .mono {
  margin-right: 6px;
  font-size: 17px;
  color: var(--cyan);
}

.page-contact .contact-hero-media {
  margin: 0;
  border: 1px solid var(--line);
}

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

/* ---------- 区块头部微调 ---------- */
.page-contact .section-head > * + * {
  margin-top: 10px;
}

.page-contact .section-desc {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 三条渠道 ---------- */
.page-contact .contact-channels {
  margin-bottom: clamp(44px, 5.5vw, 84px);
}

.page-contact .channel-band {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 880px) {
  .page-contact .channel-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .channel-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 2.4vw, 32px) clamp(18px, 2vw, 28px) clamp(24px, 2.6vw, 34px);
  isolation: isolate;
}

.page-contact .channel-item::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--line);
}

.page-contact .channel-item--mail { background: var(--ink-800); }
.page-contact .channel-item--mail::before { background: var(--cyan); }
.page-contact .channel-item--phone { background: var(--ink-900); }
.page-contact .channel-item--phone::before { background: var(--odds); }
.page-contact .channel-item--post { background: var(--ink-700); }
.page-contact .channel-item--post::before { background: var(--cyan-soft); }

.page-contact .channel-index {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist-dim);
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 2.1vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-contact .channel-use {
  flex: 1 1 auto;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .channel-value {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.55;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .channel-item--phone .channel-value { color: var(--odds); }
.page-contact .channel-item--post .channel-value {
  color: var(--cyan-soft);
  font-size: 14.5px;
}

.page-contact .channel-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist-dim);
}

/* ---------- 提交清单 ---------- */
.page-contact .revision {
  margin-bottom: clamp(44px, 5.5vw, 84px);
}

.page-contact .revision-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 44px);
}

@media (min-width: 920px) {
  .page-contact .revision-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

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

.page-contact .field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0 18px;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 620px) {
  .page-contact .field-row {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    gap: 4px 24px;
    align-items: baseline;
  }
}

.page-contact .field-name {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-contact .field-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .rev-media {
  margin: 0;
  border: 1px solid var(--line);
}

@media (min-width: 920px) {
  .page-contact .rev-media {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

/* ---------- 处理流程 ---------- */
.page-contact .process {
  margin-bottom: clamp(44px, 5.5vw, 84px);
}

.page-contact .process-track {
  position: relative;
}

.page-contact .process-svg {
  display: none;
  width: 100%;
  height: 12px;
}

@media (min-width: 880px) {
  .page-contact .process-svg {
    display: block;
    margin-bottom: 6px;
  }
}

.page-contact .process-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 880px) {
  .page-contact .process-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
  }
}

.page-contact .process-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(20px, 2.2vw, 28px);
  background: var(--ink-800);
  border-top: 3px solid var(--line);
}

.page-contact .process-step:nth-child(2) { border-top-color: var(--cyan-soft); }
.page-contact .process-step:nth-child(3) { border-top-color: var(--cyan); }

.page-contact .process-num {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist-dim);
}

.page-contact .process-step-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 1.9vw, 24px);
  line-height: 1.2;
  color: var(--paper);
}

.page-contact .process-step-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 内容合作 ---------- */
.page-contact .coop {
  margin-bottom: clamp(44px, 5.5vw, 84px);
}

.page-contact .coop-grid {
  margin-bottom: clamp(20px, 2.6vw, 32px);
}

.page-contact .coop-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 2.4vw, 30px);
  background: var(--ink-800);
  border: 1px solid var(--line);
}

.page-contact .coop-card-index {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--odds);
}

.page-contact .coop-card .card-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 1.9vw, 23px);
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .coop-card-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .coop-note {
  margin: 0;
  padding: 18px 20px;
  border-left: 2px solid var(--cyan);
  background: rgba(51, 239, 210, 0.06);
  font-size: 14px;
  line-height: 1.82;
  color: var(--mist);
}

/* ---------- 邮寄信息 ---------- */
.page-contact .place {
  margin-bottom: clamp(36px, 4.5vw, 64px);
}

.page-contact .place-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 48px);
  padding: clamp(24px, 3vw, 40px);
  background: var(--ink-800);
  border: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .place-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.88fr);
    align-items: start;
  }
}

.page-contact .place-text {
  margin: 12px 0 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .place-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .place-fact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 560px) {
  .page-contact .place-fact {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 4px 18px;
    align-items: baseline;
  }
}

.page-contact .place-fact-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist-dim);
}

.page-contact .place-fact-value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 继续前往 ---------- */
.page-contact .next-step {
  margin-top: clamp(24px, 3vw, 40px);
}

.page-contact .next-step-text {
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  max-width: 80ch;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--mist);
}

.page-contact .next-step-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 239, 210, 0.35);
}

.page-contact .next-step-text a:hover,
.page-contact .next-step-text a:focus-visible {
  border-bottom-color: var(--cyan);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}