.page-contact {
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 110px);
}

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

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: clamp(18px, 3.4vw, 32px) 0 0;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .09em;
  color: var(--index);
}
.page-contact .ct-crumb a {
  color: var(--index);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-contact .ct-crumb a:hover {
  color: var(--red-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .ct-crumb [aria-current="page"] {
  color: rgba(242, 237, 228, .92);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: clamp(26px, 5vw, 62px) 0 clamp(30px, 5vw, 62px);
}
.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 44px);
}
.page-contact .ct-hero__kicker {
  margin: 0 0 16px;
  color: var(--red-lit);
}
.page-contact .ct-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 7.4vw, 70px);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--paper);
}
.page-contact .ct-hero__title em {
  font-style: normal;
  color: var(--red-lit);
}
.page-contact .ct-hero__text {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-read);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.95;
  color: rgba(242, 237, 228, .78);
}
.page-contact .ct-hero__hint {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  max-width: 46ch;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .05em;
  line-height: 1.75;
  color: var(--index);
}
@media (min-width: 940px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
  }
}

/* ---------- 编号索引带 ---------- */
.page-contact .ct-index {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.page-contact .ct-index__inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-top: 14px;
  padding-bottom: 14px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.page-contact .ct-index__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--line-2);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .05em;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-contact .ct-index__item b {
  font-family: var(--font-num);
  font-weight: 400;
  font-size: 12px;
  color: var(--red-lit);
}
.page-contact .ct-index__item:hover,
.page-contact .ct-index__item:focus-visible {
  border-color: var(--red-lit);
  color: var(--red-lit);
}

/* ---------- 区块外壳 ---------- */
.page-contact .ct-block {
  padding-top: clamp(46px, 7vw, 96px);
}
.page-contact .ct-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 20px;
  padding-bottom: clamp(16px, 2.2vw, 24px);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(24px, 3.4vw, 44px);
}
.page-contact .ct-head__idx {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--red-lit);
}
.page-contact .ct-head__title {
  margin: 0;
  flex: 1 1 260px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.2vw, 38px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--paper);
}

/* ---------- 三条联系路径 ---------- */
.page-contact .ct-paths__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
}
.page-contact .ct-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 2.6vw, 32px) clamp(20px, 2.4vw, 30px) clamp(26px, 3vw, 34px);
  background: var(--paper-2);
  border: 1px solid var(--ink-line);
  box-shadow: 0 22px 38px -30px rgba(0, 0, 0, .95);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .ct-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 46px;
  height: 3px;
  background: var(--red);
}
.page-contact .ct-card:hover {
  box-shadow: 0 34px 54px -30px rgba(0, 0, 0, 1);
  transform: translateY(-3px);
}
.page-contact .ct-card__idx {
  align-self: flex-start;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--red);
  border: 1px solid rgba(192, 70, 44, .42);
  padding: 3px 8px;
}
.page-contact .ct-card__title {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .16em;
  color: rgba(23, 24, 26, .55);
}
.page-contact .ct-card__value {
  margin: 0;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: clamp(17px, 1.9vw, 22px);
  line-height: 1.38;
  letter-spacing: .005em;
  color: var(--ink);
  word-break: break-word;
}
.page-contact .ct-card__value--mail {
  word-break: break-all;
}
.page-contact .ct-card__desc {
  margin: 0;
  font-family: var(--font-read);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(23, 24, 26, .78);
}
.page-contact .ct-card__note {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ink-line);
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(23, 24, 26, .6);
}
@media (min-width: 900px) {
  .page-contact .ct-paths__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-contact .ct-card--mail { grid-column: 1 / span 5; }
  .page-contact .ct-card--tel  { grid-column: 6 / span 4; }
  .page-contact .ct-card--addr { grid-column: 10 / span 3; }
}

/* ---------- 通栏图片 ---------- */
.page-contact .ct-band {
  margin: clamp(44px, 6vw, 84px) 0 0;
}
.page-contact .ct-band__media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--panel);
}
.page-contact .ct-band__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.82) contrast(1.05);
}
.page-contact .ct-band__cap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 12px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--index);
}
.page-contact .ct-band__cap > span:first-child {
  color: rgba(242, 237, 228, .86);
}

/* ---------- 西藏本地通道 ---------- */
.page-contact .ct-tibet__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 46px);
}
.page-contact .ct-tibet__text {
  margin: 0;
  font-family: var(--font-read);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.95;
  color: rgba(242, 237, 228, .82);
}
.page-contact .ct-tibet__text--sub {
  margin-top: 16px;
  padding-left: 16px;
  border-left: 2px solid var(--jade);
  font-size: 15px;
  color: var(--index);
}
.page-contact .ct-tibet__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-contact .ct-tibet__item {
  padding: clamp(16px, 2vw, 22px) 0 clamp(16px, 2vw, 22px) 18px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid rgba(63, 167, 159, .5);
}
.page-contact .ct-tibet__k {
  margin: 0 0 7px;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jade);
}
.page-contact .ct-tibet__v {
  margin: 0;
  font-family: var(--font-read);
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(242, 237, 228, .86);
}
@media (min-width: 880px) {
  .page-contact .ct-tibet__grid {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

/* ---------- 城市圈层 ---------- */
.page-contact .ct-zones__lead {
  margin: 0 0 clamp(24px, 3vw, 36px);
  max-width: 78ch;
  font-family: var(--font-read);
  font-size: 15.5px;
  line-height: 1.95;
  color: rgba(242, 237, 228, .78);
}
.page-contact .ct-zone {
  position: relative;
}
.page-contact .ct-zone__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.page-contact .ct-zone__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.page-contact .ct-zone__tab {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 138px;
  padding: 12px 16px;
  border: 1px solid var(--line-2);
  cursor: pointer;
  user-select: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .ct-zone__tab b {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}
.page-contact .ct-zone__tab span {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--index);
}
.page-contact .ct-zone__tab:hover {
  border-color: var(--red-lit);
}
.page-contact #ct-zone-1:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(1),
.page-contact #ct-zone-2:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(2),
.page-contact #ct-zone-3:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(3),
.page-contact #ct-zone-4:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(4) {
  border-color: var(--red);
  background: rgba(192, 70, 44, .14);
}
.page-contact #ct-zone-1:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(1) b,
.page-contact #ct-zone-2:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(2) b,
.page-contact #ct-zone-3:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(3) b,
.page-contact #ct-zone-4:checked ~ .ct-zone__tabs .ct-zone__tab:nth-child(4) b {
  color: var(--red-lit);
}
.page-contact #ct-zone-1:focus-visible ~ .ct-zone__tabs .ct-zone__tab:nth-child(1),
.page-contact #ct-zone-2:focus-visible ~ .ct-zone__tabs .ct-zone__tab:nth-child(2),
.page-contact #ct-zone-3:focus-visible ~ .ct-zone__tabs .ct-zone__tab:nth-child(3),
.page-contact #ct-zone-4:focus-visible ~ .ct-zone__tabs .ct-zone__tab:nth-child(4) {
  outline: 2px solid var(--red-lit);
  outline-offset: 2px;
}
.page-contact .ct-zone__panels {
  margin-top: 4px;
  padding: clamp(20px, 3vw, 38px);
  border: 1px solid var(--line-2);
  background: var(--panel);
}
.page-contact .ct-zone__panel {
  display: none;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 34px);
}
.page-contact #ct-zone-1:checked ~ .ct-zone__panels .ct-zone__panel:nth-child(1),
.page-contact #ct-zone-2:checked ~ .ct-zone__panels .ct-zone__panel:nth-child(2),
.page-contact #ct-zone-3:checked ~ .ct-zone__panels .ct-zone__panel:nth-child(3),
.page-contact #ct-zone-4:checked ~ .ct-zone__panels .ct-zone__panel:nth-child(4) {
  display: grid;
}
.page-contact .ct-zone__name {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.2;
  color: var(--paper);
}
.page-contact .ct-zone__figure {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-contact .ct-zone__num {
  font-family: var(--font-num);
  font-size: clamp(40px, 5.4vw, 64px);
  line-height: .92;
  letter-spacing: -.02em;
  color: var(--red);
}
.page-contact .ct-zone__label {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--index);
}
.page-contact .ct-zone__desc {
  margin: 0 0 14px;
  font-family: var(--font-read);
  font-size: 15.5px;
  line-height: 1.95;
  color: rgba(242, 237, 228, .84);
}
.page-contact .ct-zone__time {
  margin: 0 0 16px;
  padding: 10px 14px;
  border-left: 2px solid var(--saffron);
  background: rgba(224, 169, 43, .08);
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(242, 237, 228, .86);
}
.page-contact .ct-zone__link {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--red-lit);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.page-contact .ct-zone__link:hover,
.page-contact .ct-zone__link:focus-visible {
  border-bottom-color: var(--red-lit);
}
@media (min-width: 760px) {
  .page-contact .ct-zone__panel {
    grid-template-columns: minmax(0, .55fr) minmax(0, 1.45fr);
    align-items: start;
  }
}
.page-contact .ct-zones__foot {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-read);
  font-size: 15px;
  line-height: 1.9;
  color: var(--index);
}
.page-contact .ct-zones__link {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(192, 70, 44, .7);
  transition: color var(--dur) var(--ease);
}
.page-contact .ct-zones__link:hover {
  color: var(--red-lit);
}

/* ---------- 合作与资料 ---------- */
.page-contact .ct-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
}
.page-contact .ct-partner__col {
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid var(--line-2);
  background: var(--panel);
}
.page-contact .ct-partner__col--ask {
  background: var(--paper-2);
  border-color: var(--ink-line);
  color: var(--ink);
}
.page-contact .ct-partner__name {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.3;
  color: inherit;
}
.page-contact .ct-partner__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: ctp;
}
.page-contact .ct-partner__list li {
  position: relative;
  padding: 13px 0 13px 34px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-read);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 237, 228, .84);
}
.page-contact .ct-partner__list li:last-child {
  border-bottom: 0;
}
.page-contact .ct-partner__list li::before {
  counter-increment: ctp;
  content: counter(ctp, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 13px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--red-lit);
}
.page-contact .ct-partner__text {
  margin: 0 0 14px;
  font-family: var(--font-read);
  font-size: 15px;
  line-height: 1.9;
  color: rgba(23, 24, 26, .8);
}
.page-contact .ct-partner__mail {
  margin: 20px 0 8px;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 20px);
  word-break: break-all;
  color: var(--ink);
  padding-top: 16px;
  border-top: 1px solid var(--ink-line);
}
.page-contact .ct-partner__note {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(23, 24, 26, .6);
}
@media (min-width: 880px) {
  .page-contact .ct-partner__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

/* ---------- 咨询准备 ---------- */
.page-contact .ct-prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 48px);
}
.page-contact .ct-prep__lead {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  max-width: 62ch;
  font-family: var(--font-read);
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(242, 237, 228, .82);
}
.page-contact .ct-prep__checks {
  border-top: 1px solid var(--line);
}
.page-contact .ct-check {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}
.page-contact .ct-check:hover {
  background: rgba(242, 237, 228, .035);
}
.page-contact .ct-check input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .ct-check__box {
  flex: 0 0 auto;
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid var(--line-2);
  background: transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .ct-check input:checked + .ct-check__box {
  background: var(--red);
  border-color: var(--red);
}
.page-contact .ct-check input:checked + .ct-check__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--paper-2);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.page-contact .ct-check input:focus-visible + .ct-check__box {
  outline: 2px solid var(--red-lit);
  outline-offset: 3px;
}
.page-contact .ct-check input:checked ~ .ct-check__text {
  color: var(--paper);
}
.page-contact .ct-check__text {
  font-family: var(--font-read);
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(242, 237, 228, .82);
  transition: color var(--dur) var(--ease);
}
.page-contact .ct-prep__foot {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  font-family: var(--font-read);
  font-size: 15px;
  line-height: 1.9;
  color: var(--index);
}
.page-contact .ct-prep__link {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(192, 70, 44, .7);
  transition: color var(--dur) var(--ease);
}
.page-contact .ct-prep__link:hover {
  color: var(--red-lit);
}
.page-contact .ct-prep__fig {
  margin: 0;
}
.page-contact .ct-prep__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: var(--panel);
}
.page-contact .ct-prep__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.85) contrast(1.04);
}
.page-contact .ct-prep__cap {
  margin-top: 12px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  letter-spacing: .05em;
  line-height: 1.7;
  color: var(--index);
}
@media (min-width: 900px) {
  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: start;
  }
}

/* ---------- 收尾 ---------- */
.page-contact .ct-close {
  padding-bottom: clamp(10px, 2vw, 24px);
}
.page-contact .ct-close__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: clamp(24px, 3.4vw, 40px);
  border: 1px solid var(--line-2);
  border-left: 3px solid var(--red);
  background: var(--panel);
}
.page-contact .ct-close__text {
  margin: 0;
  flex: 1 1 320px;
  max-width: 58ch;
  font-family: var(--font-read);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
  color: rgba(242, 237, 228, .86);
}
.page-contact .ct-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-index__item,
  .page-contact .ct-zone__tab,
  .page-contact .ct-check__box,
  .page-contact .ct-check__text {
    transition: none;
  }
  .page-contact .ct-card:hover {
    transform: none;
  }
}
<<<END>>>