.page-contact {
  background: var(--abyss);
  color: var(--foam);
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-contact .crumb {
  padding-top: clamp(18px, 3vw, 30px);
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-contact .section {
  padding-block: clamp(24px, 4vw, 52px);
}

.page-contact .section-title {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 38px);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--foam);
}

.page-contact .section-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(16px, 2.6vw, 26px);
}

.page-contact .section-head p {
  margin: 0;
  max-width: 54ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.75;
}

/* 首屏 */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3vw, 34px);
  padding-top: clamp(18px, 3.4vw, 40px);
  padding-bottom: clamp(8px, 2vw, 20px);
}

.page-contact .contact-hero__main {
  min-width: 0;
}

.page-contact .contact-hero__title {
  margin: 10px 0 0;
  font-size: clamp(38px, 8.4vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.78;
}

.page-contact .contact-hero__stamp {
  display: grid;
  gap: 4px;
  align-content: start;
  padding-top: 12px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-hero__stamp-key {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--coral);
}

.page-contact .contact-hero__hours {
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.1;
  color: var(--foam);
}

.page-contact .contact-hero__stamp-note {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

/* 联系渠道面板 */
.page-contact .channel-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(20px, 3.2vw, 42px);
  background: var(--deck);
  border: 1px solid var(--line);
  border-left: 2px solid var(--coral);
}

.page-contact .channel-panel__col {
  min-width: 0;
}

.page-contact .channel-rows {
  margin-top: clamp(16px, 2.4vw, 24px);
}

.page-contact .channel-row {
  display: grid;
  gap: 6px;
  padding: 16px 0 18px;
  border-bottom: 1px solid var(--line);
}

.page-contact .channel-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .channel-row__key {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--coral);
}

.page-contact .channel-row__val {
  font-family: var(--mono);
  font-size: clamp(17px, 2.6vw, 30px);
  line-height: 1.24;
  color: var(--foam);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .channel-row__val--sm {
  font-size: clamp(15px, 2vw, 22px);
}

.page-contact .channel-row__val[href]:hover,
.page-contact .channel-row__val[href]:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
  outline: none;
}

.page-contact .channel-row__note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .channel-figure {
  margin: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-strong);
}

.page-contact .channel-figure figcaption {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--steel);
}

/* 问题类型切换 */
.page-contact .contact-tabs {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-contact .contact-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-tabs .tabs__btn {
  appearance: none;
  background: transparent;
  color: var(--mist);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  padding: 9px 15px;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-tabs .tabs__btn:hover,
.page-contact .contact-tabs .tabs__btn:focus-visible {
  color: var(--foam);
  border-color: var(--coral);
  outline: none;
}

.page-contact .contact-tabs .tabs__btn[aria-selected="true"] {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--abyss);
  font-weight: 700;
}

.page-contact .contact-tabs .tabs__panel {
  display: block;
  padding: clamp(6px, 1.2vw, 12px) 0 0;
  border-left: 2px solid var(--line-strong);
  padding-left: clamp(14px, 2.2vw, 22px);
}

.page-contact .contact-tabs .tabs__panel[hidden] {
  display: none;
}

.page-contact .contact-tabs .tabs__panel h3 {
  margin: 0 0 12px;
  font-size: clamp(17px, 2.1vw, 23px);
  line-height: 1.35;
  font-weight: 700;
  color: var(--foam);
}

.page-contact .need-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .need-list li {
  position: relative;
  padding-left: 16px;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-contact .need-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--neon);
}

/* 联系前准备 */
.page-contact .prep {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .prep__text {
  min-width: 0;
}

.page-contact .prep-list {
  list-style: none;
  margin: clamp(14px, 2.2vw, 22px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line-strong);
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  background: var(--abyss);
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-contact .prep-list__no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--coral);
  padding-top: 3px;
}

.page-contact .prep-list b {
  display: block;
  margin-bottom: 3px;
  color: var(--foam);
  font-weight: 600;
}

.page-contact .prep__figure {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .prep__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-strong);
}

.page-contact .prep__cap {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.65;
  color: var(--steel);
}

/* 服务流程 */
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .flow__step {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(18px, 2.6vw, 30px) clamp(14px, 2vw, 24px);
  background: var(--abyss);
}

.page-contact .flow__no {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--neon);
}

.page-contact .flow__step h3 {
  margin: 0;
  font-size: clamp(16px, 1.9vw, 20px);
  line-height: 1.35;
  font-weight: 700;
  color: var(--foam);
}

.page-contact .flow__step p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
}

/* 站点信息 */
.page-contact .site-id {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px solid var(--line-strong);
}

.page-contact .site-id__name {
  margin: 8px 0 0;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-contact .site-id__summary {
  margin: 10px 0 0;
  max-width: 42ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-contact .site-id__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 18px;
}

.page-contact .site-id__links a {
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--coral);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-contact .site-id__links a:hover,
.page-contact .site-id__links a:focus-visible {
  border-bottom-color: var(--coral);
  outline: none;
}

.page-contact .site-id__meta {
  margin: 0;
  display: grid;
  gap: 0;
  align-content: start;
}

.page-contact .site-id__row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .site-id__row:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .site-id__row dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel);
  padding-top: 3px;
}

.page-contact .site-id__row dd {
  margin: 0;
  color: var(--foam);
  font-size: 14px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

@media (min-width: 720px) {
  .page-contact .prep-list li {
    grid-template-columns: 52px minmax(0, 1fr);
    padding: 16px 0;
  }

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

  .page-contact .site-id {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1fr) 176px;
    align-items: end;
  }

  .page-contact .contact-hero__stamp {
    padding-top: 14px;
    text-align: right;
  }

  .page-contact .channel-panel {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-contact .prep {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-contact .prep__figure {
    position: sticky;
    top: 24px;
  }
}
<<<END>>>