.page-contact {
  --pc-hairline: rgba(215, 224, 238, 0.14);
  --pc-hairline-soft: rgba(215, 224, 238, 0.08);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding-top: 22px;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .breadcrumbs a {
  color: var(--text-on-dark-dim);
}

.page-contact .breadcrumbs a:hover {
  color: var(--whistle);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 20px;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 28px;
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(2.05rem, 8.4vw, 4.1rem);
  color: var(--ice);
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 56ch;
  line-height: 1.8;
  color: var(--text-on-dark);
}

.page-contact .contact-hero__media {
  border: 1px solid var(--pc-hairline);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节标题微调 ---------- */
.page-contact .chapter__num {
  color: var(--whistle);
}

.page-contact .chapter__title {
  color: var(--ice);
}

.page-contact .chapter__note {
  color: var(--text-on-dark-dim);
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-channels {
  gap: 18px;
  margin-top: 26px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px 20px;
  border: 1px solid var(--pc-hairline);
  border-top-width: 2px;
  box-shadow: var(--shadow-card);
}

.page-contact .contact-card--mail {
  border-top-color: var(--whistle);
}

.page-contact .contact-card--phone {
  border-top-color: var(--cyan);
}

.page-contact .contact-card--addr {
  border-top-color: rgba(147, 167, 196, 0.55);
}

.page-contact .contact-card .annotation {
  color: var(--mist);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.5;
  color: var(--whistle);
  word-break: break-all;
  letter-spacing: 0.02em;
}

.page-contact .contact-card--phone .contact-card__value {
  color: var(--cyan);
}

.page-contact .contact-card__value--addr {
  font-family: var(--font-body);
  font-size: 1.02rem;
  color: var(--ice);
  letter-spacing: 0;
}

.page-contact .contact-card__desc {
  margin: 0;
  flex: 1;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-on-dark-dim);
}

.page-contact .contact-card .copy-btn {
  align-self: flex-start;
}

/* ---------- 服务时段刻度带 ---------- */
.page-contact .hours-band {
  margin-top: 24px;
  padding: 22px 20px;
  border: 1px solid var(--pc-hairline);
  box-shadow: var(--shadow-card);
}

.page-contact .hours-band__track {
  display: none;
  position: relative;
  height: 14px;
  border: 1px solid var(--pc-hairline);
  background: var(--ink-700);
  border-radius: 2px;
  overflow: hidden;
}

.page-contact .hours-band__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--whistle), var(--cyan));
}

.page-contact .hours-band__scale {
  display: none;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .hours-band__fallback {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-on-dark);
}

.page-contact .contact-rhythm {
  gap: 18px;
  margin-top: 22px;
}

.page-contact .contact-rhythm__item {
  padding: 18px 18px 20px;
  border-left: 2px solid var(--cyan);
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.85), rgba(10, 27, 51, 0.4));
}

.page-contact .contact-rhythm__num {
  margin: 0;
  font-size: 1.25rem;
  color: var(--whistle);
}

.page-contact .contact-rhythm__text {
  margin: 8px 0 0;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--text-on-dark-dim);
}

/* ---------- 对接事项四格 ---------- */
.page-contact .contact-topics {
  display: grid;
  gap: 1px;
  margin-top: 26px;
  background: var(--pc-hairline);
  border: 1px solid var(--pc-hairline);
}

.page-contact .contact-topic {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--ink-800);
  outline: none;
  transition: background 0.28s var(--ease);
}

.page-contact .contact-topic:hover,
.page-contact .contact-topic:focus-within {
  background: var(--ink-700);
}

.page-contact .contact-topic__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--whistle);
}

.page-contact .contact-topic__name {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--ice);
}

.page-contact .contact-topic__desc {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--text-on-dark-dim);
}

.page-contact .contact-topic__reveal {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px dashed var(--pc-hairline);
}

.page-contact .contact-topic__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .contact-topic__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .contact-topic__list li {
  position: relative;
  padding-left: 15px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-on-dark);
}

.page-contact .contact-topic__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .contact-topics__hint {
  display: none;
  margin: 14px 0 0;
  color: var(--mist);
}

/* ---------- 站内留言路径 ---------- */
.page-contact .contact-message {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-contact .contact-message__media {
  border: 1px solid var(--pc-hairline);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-contact .contact-message__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-message__lead {
  margin: 12px 0 0;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--text-on-dark-dim);
}

.page-contact .contact-steps {
  counter-reset: step;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-steps li {
  counter-increment: step;
  position: relative;
  padding-left: 42px;
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--text-on-dark);
}

.page-contact .contact-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink-900);
  background: var(--whistle);
  border-radius: 2px;
}

.page-contact .contact-message__foot {
  margin: 20px 0 16px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 书面往来 ---------- */
.page-contact .contact-written {
  gap: 26px;
  margin-top: 24px;
  align-items: start;
}

.page-contact .contact-written__text {
  color: var(--graphite);
}

.page-contact .contact-written__text p {
  margin: 0 0 16px;
  line-height: 1.8;
  color: rgba(16, 21, 31, 0.82);
}

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

.page-contact .contact-written__list li {
  position: relative;
  padding-left: 20px;
  line-height: 1.7;
  color: rgba(16, 21, 31, 0.82);
}

.page-contact .contact-written__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  background: var(--turf);
}

.page-contact .contact-mail {
  padding: 24px 22px;
  border: 1px solid var(--line);
  background: #ffffff;
}

.page-contact .contact-mail .annotation {
  color: rgba(16, 21, 31, 0.5);
}

.page-contact .contact-mail__addr {
  margin: 6px 0 18px;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--graphite);
}

.page-contact .contact-mail__list {
  margin: 0;
  padding: 16px 0 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-mail__list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
}

.page-contact .contact-mail__k {
  flex: none;
  color: rgba(16, 21, 31, 0.5);
  letter-spacing: 0.08em;
}

.page-contact .contact-mail__v {
  text-align: right;
  color: var(--graphite);
  word-break: break-all;
}

.page-contact .contact-mail__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(16, 21, 31, 0.6);
}

/* ---------- 自助链接 ---------- */
.page-contact .contact-links {
  margin-top: 24px;
  border-top: 1px solid var(--pc-hairline-soft);
}

.page-contact .contact-links .index-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 4px 14px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--pc-hairline-soft);
  transition: background 0.24s var(--ease);
}

.page-contact .contact-links .index-item:hover {
  background: rgba(59, 224, 200, 0.06);
}

.page-contact .contact-links .index-item__num {
  grid-row: span 2;
  align-self: start;
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--whistle);
}

.page-contact .contact-links .index-item__name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ice);
}

.page-contact .contact-links .index-item__desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-on-dark-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .hours-band__track,
  .page-contact .hours-band__scale {
    display: flex;
  }

  .page-contact .hours-band__scale {
    display: flex;
  }

  .page-contact .hours-band__fallback {
    margin-top: 16px;
  }
}

@media (min-width: 720px) {
  .page-contact .contact-topics {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-links .index-item {
    grid-template-columns: 42px 200px 1fr;
    align-items: baseline;
    gap: 14px;
  }

  .page-contact .contact-links .index-item__num {
    grid-row: auto;
    padding-top: 0;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 44px;
  }

  .page-contact .contact-message {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    gap: 48px;
  }

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

  .page-contact .contact-written {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 48px;
  }

  .page-contact .contact-hero__media {
    margin-bottom: -6px;
  }
}

@media (hover: hover) and (min-width: 720px) {
  .page-contact .contact-topic__reveal {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.32s var(--ease), opacity 0.32s var(--ease),
      padding-top 0.32s var(--ease);
  }

  .page-contact .contact-topic:hover .contact-topic__reveal,
  .page-contact .contact-topic:focus-within .contact-topic__reveal {
    max-height: 240px;
    opacity: 1;
  }

  .page-contact .contact-topics__hint {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-topic,
  .page-contact .contact-topic__reveal,
  .page-contact .contact-links .index-item {
    transition: none;
  }
}