/* ===== 联系我们 · page-contact ===== */
.page-contact {
  --ct-gap: clamp(18px, 3vw, 40px);
  --ct-section: clamp(38px, 6vw, 72px);
  --ct-frame: linear-gradient(140deg, var(--indigo-soft) 0%, var(--teal-mist) 100%);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 17px;
  line-height: 1.85;
  padding-block: clamp(22px, 3.6vw, 46px) clamp(56px, 9vw, 112px);
  overflow-wrap: break-word;
}

.page-contact h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.1vw, 33px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.4;
  margin: 8px 0 10px;
}

.page-contact p {
  margin: 0 0 14px;
}

.page-contact a {
  color: var(--indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
  transition: border-color var(--t-mid), color var(--t-fast);
}

.page-contact a:hover,
.page-contact a:focus-visible {
  color: var(--teal-deep);
  border-bottom-color: var(--indigo);
}

.page-contact .tb-crumb {
  margin-bottom: clamp(18px, 3vw, 32px);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .tb-crumb a {
  border-bottom-color: transparent;
}

.page-contact .tb-crumb a:hover {
  border-bottom-color: var(--teal);
}

/* —— 首屏 —— */
.ct-hero {
  padding-bottom: clamp(28px, 4.4vw, 52px);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(31px, 5.6vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  max-width: 21ch;
}

.ct-hero__lead {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 17px;
}

.ct-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  margin: 22px 0 0;
  padding: 0;
}

.ct-hero__facts li {
  position: relative;
  padding-left: 17px;
  font-size: 14px;
  color: var(--muted);
}

.ct-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

.ct-hero__facts li:first-child::before {
  background: var(--amber);
}

/* —— 渠道 —— */
.ct-hub {
  padding-top: var(--ct-section);
}

.ct-hub__head {
  max-width: 68ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.ct-hub__sub {
  color: var(--ink-soft);
  margin: 0;
}

.page-contact .ct-media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ct-frame);
  overflow: hidden;
}

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

.page-contact .ct-media .tb-media__cap {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--white);
  border-top: 1px solid var(--line);
}

.ct-hub__figure {
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.ct-hub__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .ct-card {
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--t-fast), box-shadow var(--t-mid);
}

.page-contact .ct-card:hover,
.page-contact .ct-card:focus-within {
  border-color: var(--indigo);
  box-shadow: 0 1px 0 var(--indigo-soft), 0 14px 28px -22px rgba(20, 26, 69, 0.5);
}

.page-contact .ct-card .tb-tag {
  align-self: flex-start;
  margin-bottom: 12px;
}

.page-contact .ct-card__title {
  margin: 0 0 12px;
}

.ct-card__value {
  font-family: var(--font-ui);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--indigo);
  background: var(--indigo-soft);
  border-left: 3px solid var(--indigo);
  padding: 10px 13px;
  margin: 0 0 14px;
  word-break: break-all;
  user-select: all;
}

.ct-card__body {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0;
}

.ct-card__list {
  list-style: none;
  margin: auto 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 7px;
  font-size: 13.5px;
  color: var(--muted);
}

.ct-card__list li {
  position: relative;
  padding-left: 18px;
}

.ct-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--amber);
}

/* —— 留言要素 + 处理顺序 —— */
.ct-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4.4vw, 52px);
  padding-top: var(--ct-section);
}

.ct-desk__intro {
  color: var(--ink-soft);
  max-width: 56ch;
}

.ct-fields {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.ct-field {
  display: grid;
  gap: 7px;
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--t-fast);
}

.ct-field:hover {
  border-bottom-color: var(--indigo);
}

.ct-field__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  color: var(--indigo);
}

.ct-field__sample {
  justify-self: start;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  background: var(--teal-mist);
  border-left: 3px solid var(--teal);
  padding: 8px 13px;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.ct-field__hint {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
}

.ct-desk__note {
  margin-top: 22px;
  font-size: 15px;
  color: var(--ink-soft);
}

.ct-desk__flow h2 {
  margin-bottom: 18px;
}

.ct-flow__figure {
  margin-bottom: 28px;
}

.ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ct-step {
  position: relative;
  margin-left: 7px;
  padding: 0 0 24px 30px;
  border-left: 1px solid var(--line);
}

.ct-step:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.ct-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--indigo);
}

.ct-step:first-child::before {
  background: var(--amber);
  border-color: var(--amber);
}

.ct-step__no {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.ct-step__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 3px 0 4px;
}

.ct-step__text {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0;
}

/* —— 纠错与合作 —— */
.ct-two {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding-top: var(--ct-section);
}

.ct-two__box {
  padding: clamp(22px, 3vw, 36px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--t-fast), box-shadow var(--t-mid);
}

.ct-two__box:hover {
  border-color: var(--indigo);
  box-shadow: 0 16px 30px -26px rgba(20, 26, 69, 0.45);
}

.ct-two__box--teal {
  background: var(--teal-mist);
  border-color: var(--teal-mist);
}

.ct-two__box--teal:hover {
  border-color: var(--teal);
}

.ct-two__box .tb-tag {
  display: inline-block;
  margin-bottom: 10px;
}

.ct-two__box p {
  font-size: 15px;
  color: var(--ink-soft);
}

.ct-two__box p:last-child {
  margin-bottom: 0;
}

/* —— 地址与联系信息 —— */
.ct-visit {
  margin-top: var(--ct-section);
  padding: clamp(24px, 3.8vw, 46px);
  background: var(--indigo-deep);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 42px);
}

.ct-visit h2 {
  color: var(--white);
  margin-bottom: 14px;
}

.ct-visit__lead p {
  color: var(--indigo-soft);
  font-size: 15px;
  max-width: 46ch;
}

.ct-visit__lead a {
  color: var(--amber-glow);
  border-bottom-color: var(--indigo);
}

.ct-visit__lead a:hover {
  color: var(--white);
  border-bottom-color: var(--amber-glow);
}

.ct-visit__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.ct-visit__item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--indigo);
}

.ct-visit__item:first-child {
  padding-top: 0;
}

.ct-visit__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.ct-visit__k {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-glow);
}

.ct-visit__v {
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  color: var(--white);
  line-height: 1.7;
}

.ct-visit__note {
  font-size: 13.5px;
  color: var(--indigo-soft);
  line-height: 1.7;
}

.ct-visit__note a {
  color: var(--amber-glow);
  border-bottom-color: var(--indigo);
}

.ct-visit__note a:hover {
  color: var(--white);
  border-bottom-color: var(--amber-glow);
}

/* —— 响应式 —— */
@media (min-width: 760px) {
  .ct-hub__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--ct-gap);
  }

  .ct-two {
    gap: var(--ct-gap);
  }
}

@media (min-width: 960px) {
  .ct-desk {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .ct-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ct-card__list {
    font-size: 14px;
  }
}

@media (min-width: 1000px) {
  .ct-visit {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact a,
  .page-contact .ct-card,
  .page-contact .ct-field,
  .page-contact .ct-two__box {
    transition: none;
  }
}