.page-contact {
  --pc-body: #C7D5CC;
  --pc-dim: #8A998F;
}

.page-contact .breadcrumb {
  margin: 22px 0 0;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0;
}

.page-contact h2 {
  font-size: clamp(1.5rem, 3.6vw, var(--fs-38));
  line-height: 1.08;
}

.page-contact .lead-text {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: var(--fs-19);
  line-height: 1.75;
  color: var(--pc-body);
}

.page-contact .label {
  color: var(--pc-dim);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-intro {
  padding: 26px 0 40px;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-intro h1 {
  margin-top: 14px;
  max-width: 22ch;
  font-size: clamp(1.875rem, 6vw, var(--fs-60));
  line-height: 1.03;
}

.page-contact .contact-lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: var(--fs-19);
  line-height: 1.75;
  color: var(--pc-body);
}

.page-contact .quickline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 34px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .quickline__item {
  display: grid;
  gap: 10px;
  padding: 18px 18px;
  background: var(--ink-2);
}

.page-contact .quickline__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-19);
  line-height: 1.3;
  color: var(--paper);
  word-break: break-all;
}

.page-contact .quickline__value--volt {
  color: var(--volt);
  border-bottom: 2px solid rgba(217, 240, 74, 0.32);
  padding-bottom: 2px;
}

.page-contact .quickline__value--text {
  font-size: var(--fs-15);
  letter-spacing: 0.02em;
}

/* ---------- 三类通道 ---------- */
.page-contact .channels-head {
  display: grid;
  gap: 10px;
  margin-top: 52px;
}

.page-contact .channels {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: var(--gap);
  margin-top: 26px;
}

.page-contact .channel {
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: var(--bar) solid var(--pitch);
}

.page-contact .channel--red {
  --accent: var(--red);
  border-top-color: var(--red);
}

.page-contact .channel--amber {
  --accent: var(--amber);
  border-top-color: var(--amber);
}

.page-contact .channel--pitch {
  --accent: var(--pitch);
  border-top-color: var(--pitch);
}

.page-contact .channel__head {
  display: grid;
  gap: 12px;
  padding: 22px 20px 18px;
  cursor: pointer;
  list-style: none;
}

.page-contact .channel__head::-webkit-details-marker {
  display: none;
}

.page-contact .channel__head::marker {
  content: "";
}

.page-contact .channel__head .tag {
  justify-self: start;
}

.page-contact .channel__title {
  font-size: var(--fs-24);
  line-height: 1.16;
}

.page-contact .channel__hint {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pc-dim);
}

.page-contact .channel__hint::after {
  content: " +";
  color: var(--accent);
}

.page-contact .channel[open] .channel__hint::after {
  content: " −";
}

.page-contact .channel__body {
  padding: 18px 20px 22px;
  border-top: 1px dashed var(--line);
}

.page-contact .channel__body p {
  margin: 0 0 14px;
  font-size: var(--fs-15);
  line-height: 1.72;
  color: var(--pc-body);
}

.page-contact .channel__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .channel__list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-15);
  line-height: 1.6;
  color: var(--pc-dim);
}

.page-contact .channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--accent);
}

.page-contact .channel__foot {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--accent);
}

/* ---------- 通栏氛围图 ---------- */
.page-contact .band {
  margin: 48px 0 0;
}

.page-contact .band .media__frame {
  aspect-ratio: 14 / 5;
  background: var(--ink-2);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.04);
}

.page-contact .media__caption {
  color: var(--pc-dim);
}

/* ---------- 纠错要点 + 联系方式 ---------- */
.page-contact .section {
  padding-top: 56px;
}

.page-contact .contact-rail {
  border: 1px solid var(--line);
  border-left: var(--bar) solid var(--volt);
  background: var(--ink-2);
  padding: 22px 20px;
}

.page-contact .rail-block {
  padding: 14px 0;
}

.page-contact .rail-block + .rail-block {
  border-top: 1px solid var(--line);
}

.page-contact .rail-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pc-dim);
}

.page-contact .rail-value {
  margin: 8px 0 0;
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-19);
  line-height: 1.3;
  color: var(--volt);
  word-break: break-all;
  border-bottom: 2px solid rgba(217, 240, 74, 0.32);
  padding-bottom: 2px;
}

.page-contact .rail-block--tel .rail-value {
  color: var(--paper);
  border-bottom-color: rgba(242, 245, 239, 0.22);
}

.page-contact .rail-note {
  margin: 8px 0 0;
  font-size: var(--fs-15);
  line-height: 1.72;
  color: var(--pc-body);
}

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

.page-contact .checklist__item {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  background: var(--ink-2);
}

.page-contact .checklist__box {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border: 1px solid var(--line);
  background: var(--ink);
  position: relative;
  cursor: pointer;
}

.page-contact .checklist__box:checked {
  border-color: var(--volt);
  background: rgba(217, 240, 74, 0.14);
}

.page-contact .checklist__box:checked::after {
  content: "✓";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: var(--volt);
}

.page-contact .checklist__box:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.page-contact .checklist__item label {
  display: block;
  cursor: pointer;
}

.page-contact .checklist__title {
  display: block;
  font-size: var(--fs-15);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .checklist__desc {
  display: block;
  margin-top: 6px;
  font-size: var(--fs-15);
  line-height: 1.65;
  color: var(--pc-dim);
}

.page-contact .howto-media {
  margin: 30px 0 0;
}

.page-contact .howto-media .media__frame {
  aspect-ratio: 9 / 7;
  background: var(--ink-2);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .howto-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.04);
}

/* ---------- 共建 ---------- */
.page-contact .section-head {
  display: grid;
  gap: 10px;
}

.page-contact .section-head .lead-text {
  margin-top: 4px;
}

.page-contact .partner-grid {
  margin-top: 30px;
}

.page-contact .partner-grid .tile__body p {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.72;
  color: var(--pc-body);
}

.page-contact .partner-grid .tile__foot {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--pc-dim);
}

/* ---------- 来信与到访 ---------- */
.page-contact .visit {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .visit__card {
  font-style: normal;
  border: 1px solid var(--line);
  border-left: var(--bar) solid var(--cyan);
  background: var(--ink-2);
  padding: 24px 20px;
}

.page-contact .visit__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .visit__addr {
  margin: 12px 0 0;
  font-size: var(--fs-19);
  line-height: 1.65;
  color: var(--paper);
}

.page-contact .visit__note {
  margin: 12px 0 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--pc-dim);
}

/* ---------- 收尾 ---------- */
.page-contact .closing {
  padding-bottom: 72px;
}

.page-contact .closing__inner {
  display: grid;
  gap: 16px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.page-contact .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-contact .closing__note {
  margin: 6px 0 0;
  max-width: 68ch;
  font-size: var(--fs-15);
  line-height: 1.72;
  color: var(--pc-dim);
}

.page-contact .closing__note a {
  color: var(--volt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .quickline {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .visit__card {
    padding: 26px 24px;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-intro {
    padding: 34px 0 48px;
  }

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

  .page-contact .channel--amber {
    margin-top: 36px;
  }

  .page-contact .channel--pitch {
    margin-top: 18px;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 96px;
  }

  .page-contact .visit {
    grid-template-columns: 1.25fr 1fr;
    align-items: start;
    gap: 44px;
  }

  .page-contact .section {
    padding-top: 72px;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</｜｜DSML｜｜ parameter>