.page-contact {
  --contact-gap: clamp(18px, 3vw, 40px);
  background: var(--paper);
  color: var(--ink);
}

.page-contact [id] {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-contact .contact-hero {
  padding: clamp(20px, 3.5vw, 40px) 0 clamp(14px, 2vw, 22px);
  background:
    radial-gradient(circle at 90% 0%, rgba(232, 163, 61, 0.18), transparent 46%),
    var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--contact-gap);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-contact .contact-hero__aside {
  border-left: 2px solid var(--amber);
  padding-left: clamp(12px, 1.6vw, 18px);
}

.page-contact .contact-hero__meta {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-contact .contact-hero__meta li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  line-height: 1.6;
}

.page-contact .contact-hero__meta .meta-list__key {
  color: var(--ink-60);
  letter-spacing: 0.06em;
}

.page-contact .contact-hero__meta .meta-list__val {
  color: var(--ink);
  text-align: right;
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-contact .contact-hero__lead {
  max-width: 62ch;
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--ink-80);
}

.page-contact .section {
  padding: clamp(42px, 6vw, 78px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .section:last-of-type {
  border-bottom: none;
}

.page-contact .section__head {
  max-width: 68ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-contact .section__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: var(--fs-h2);
  line-height: 1.18;
  letter-spacing: -0.015em;
}

.page-contact .block-desc {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-60);
}

/* 渠道面板 */
.page-contact .channel-grid {
  display: grid;
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line-strong);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 28px);
  background: var(--paper);
  transition: background-color 200ms var(--ease);
}

.page-contact .channel-card:hover {
  background: var(--paper-2);
}

.page-contact .channel-card--primary {
  background: var(--green-deep);
  color: var(--paper);
}

.page-contact .channel-card--primary:hover {
  background: var(--green);
}

.page-contact .channel-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 10px;
}

.page-contact .channel-card__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--ink-60);
}

.page-contact .channel-card--primary .channel-card__idx {
  color: rgba(245, 242, 234, 0.62);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 18px);
  font-weight: 600;
  line-height: 1.45;
  word-break: break-word;
}

.page-contact .channel-card--primary .channel-card__value {
  color: var(--amber);
}

.page-contact .channel-card__note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-60);
}

.page-contact .channel-card--primary .channel-card__note {
  color: rgba(245, 242, 234, 0.8);
}

.page-contact .channel-addr {
  display: grid;
  gap: 6px 18px;
  margin-top: 2px;
  padding: clamp(14px, 1.8vw, 20px) clamp(18px, 2.2vw, 28px);
  background: var(--amber-soft);
  border: 1px solid var(--line-strong);
  border-top: none;
}

.page-contact .channel-addr__key {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-contact .channel-addr__val {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .channel-addr__note {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--ink-80);
}

.page-contact .channel-visual {
  position: relative;
  margin: clamp(20px, 3vw, 30px) 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-contact .channel-visual img {
  display: block;
  width: 100%;
  height: clamp(140px, 20vw, 220px);
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

/* 响应时间线 */
.page-contact .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 2px;
  display: grid;
  gap: 0;
  border-left: 2px solid var(--line-strong);
}

.page-contact .timeline__item {
  position: relative;
  padding: 0 0 clamp(20px, 3vw, 30px) clamp(20px, 3vw, 32px);
}

.page-contact .timeline__item::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--paper);
  border: 2px solid var(--green);
}

.page-contact .timeline__item:first-child::before {
  background: var(--amber);
  border-color: var(--amber);
}

.page-contact .timeline__key {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--steel-soft);
}

.page-contact .timeline__item:first-child .timeline__key {
  background: var(--amber-soft);
}

.page-contact .timeline__title {
  margin: 0 0 6px;
  font-family: var(--font-title);
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.4;
}

.page-contact .timeline__text {
  max-width: 62ch;
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-80);
}

/* 合作流程 */
.page-contact .coop-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .flow {
  display: grid;
  gap: 12px;
}

.page-contact .flow__step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(14px, 1.9vw, 20px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
}

.page-contact .flow__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--warn);
}

.page-contact .flow__title {
  margin: 0 0 5px;
  font-family: var(--font-title);
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.4;
}

.page-contact .flow__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-60);
}

.page-contact .coop-side {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  align-content: start;
}

.page-contact .coop-side .figure {
  margin: 0;
}

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

.page-contact .mail-template {
  background: var(--green-deep);
  border: 1px solid var(--green-deep);
  color: var(--paper);
}

.page-contact .mail-template__label {
  margin: 0;
  padding: 10px clamp(14px, 1.8vw, 20px);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  color: var(--amber);
  border-bottom: 1px solid var(--line-light);
}

.page-contact .mail-template__body {
  margin: 0;
  padding: clamp(14px, 1.8vw, 20px);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.95;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

/* 技术支持与纠错 */
.page-contact .support-grid {
  display: grid;
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line-strong);
}

.page-contact .support-card {
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--paper);
}

.page-contact .support-card--tech {
  border-top: 4px solid var(--steel);
}

.page-contact .support-card--fix {
  border-top: 4px solid var(--warn);
}

.page-contact .support-card__title {
  margin: 10px 0 0;
  font-family: var(--font-title);
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.35;
}

.page-contact .support-card__text {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-80);
}

.page-contact .support-card__list {
  list-style: none;
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .support-card__list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-80);
}

.page-contact .support-card__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.66em;
  width: 7px;
  height: 7px;
  background: var(--green);
  transform: rotate(45deg);
}

.page-contact .support-card--fix .support-card__list li::before {
  background: var(--warn);
}

.page-contact .support-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  padding-top: clamp(12px, 1.6vw, 16px);
  border-top: 1px dashed var(--line);
}

.page-contact .support-card__links a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--green);
  text-decoration: none;
  border-bottom: 2px solid var(--amber);
  padding-bottom: 2px;
  transition: color 180ms var(--ease);
}

.page-contact .support-card__links a:hover,
.page-contact .support-card__links a:focus-visible {
  color: var(--green-deep);
}

.page-contact .support-card__contact {
  margin: clamp(16px, 2.2vw, 22px) 0 0;
  padding-top: clamp(12px, 1.6vw, 16px);
  border-top: 1px dashed var(--line);
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-60);
}

.page-contact .support-card__contact span {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ink);
  word-break: break-word;
}

/* 地址与服务范围 */
.page-contact .location-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .location-copy .block-desc {
  margin-bottom: 0;
}

.page-contact .location-copy .meta-list {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .location-copy .meta-list li {
  display: grid;
  gap: 3px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .location-copy .meta-list__key {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--ink-60);
}

.page-contact .location-copy .meta-list__val {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .map-panel {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 280px;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--steel-soft);
  border: 1px solid var(--steel);
  overflow: hidden;
}

.page-contact .map-panel__grid {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(91, 124, 153, 0.28) 0 1px, transparent 1px 30px),
    repeating-linear-gradient(90deg, rgba(91, 124, 153, 0.28) 0 1px, transparent 1px 30px);
}

.page-contact .map-panel__grid::after {
  content: "";
  position: absolute;
  left: 34%;
  top: 40%;
  width: 18px;
  height: 18px;
  background: var(--amber);
  border: 2px solid var(--ink);
  transform: rotate(45deg);
  box-shadow: 0 0 0 9px rgba(232, 163, 61, 0.22);
}

.page-contact .map-panel__caption {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 10px 14px;
  background: rgba(245, 242, 234, 0.94);
  border-left: 3px solid var(--green);
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
}

@media (min-width: 560px) {
  .page-contact .channel-addr {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .channel-addr__note {
    grid-column: 2;
  }

  .page-contact .location-copy .meta-list li {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 820px) {
  .page-contact .channel-grid {
    grid-template-columns: 5fr 4fr 3fr;
  }

  .page-contact .channel-addr {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .page-contact .channel-addr__note {
    grid-column: auto;
    text-align: right;
  }
}

@media (min-width: 860px) {
  .page-contact .support-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .location-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 3fr 9fr;
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-contact .coop-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .support-card__links a {
    transition: none;
  }
}
<<<END>>>