.page-contact {
  --ct-gap: clamp(1.25rem, 3vw, 2.25rem);
  --ct-card-pad: clamp(1.25rem, 2.6vw, 2rem);
  --ct-hair: 1px solid var(--rb-line);
  --ct-soft: rgba(29, 44, 71, 0.55);
  display: block;
}

/* ---------- 通用排版 ---------- */
.page-contact .ct-h1 {
  margin: 0.85rem 0 1.1rem;
  font-size: clamp(2.15rem, 6.4vw, 4.4rem);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--rb-ice);
}

.page-contact .ct-h1 em {
  font-style: normal;
  font-weight: 500;
  color: var(--rb-cyan);
  text-shadow: 0 0 24px rgba(55, 230, 255, 0.28);
}

.page-contact .ct-h2 {
  margin: 0.7rem 0 0.95rem;
  font-size: clamp(1.35rem, 2.6vw, 1.95rem);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--rb-ice);
}

.page-contact .ct-h3 {
  margin: 0 0 0.5rem;
  font-size: 1.02rem;
  line-height: 1.4;
  font-weight: 600;
  color: var(--rb-ice);
}

.page-contact .ct-lede {
  margin: 0 0 1.6rem;
  max-width: 58ch;
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.78;
  color: rgba(232, 243, 255, 0.82);
}

.page-contact .ct-p {
  margin: 0 0 1.15rem;
  font-size: 0.97rem;
  line-height: 1.8;
  color: rgba(232, 243, 255, 0.78);
}

.page-contact .ct-inline-link {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
}

.page-contact .ct-inline-link a {
  color: var(--rb-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 230, 255, 0.4);
  padding-bottom: 0.12em;
}

.page-contact .ct-inline-link a:hover,
.page-contact .ct-inline-link a:focus-visible {
  border-bottom-color: var(--rb-cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding-block: clamp(1rem, 3vw, 2rem) clamp(2.5rem, 6vw, 4.5rem);
  overflow: hidden;
  border-bottom: var(--ct-hair);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 84% 10%, rgba(139, 92, 255, 0.18), transparent 56%),
    linear-gradient(var(--rb-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--rb-line) 1px, transparent 1px);
  background-size: 100% 100%, 88px 88px, 88px 88px;
  opacity: 0.42;
  pointer-events: none;
}

.page-contact .ct-hero > .rb-shell {
  position: relative;
  z-index: 1;
}

.page-contact .ct-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: clamp(1.25rem, 3vw, 2.25rem);
  font-family: var(--rb-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rb-steel);
}

.page-contact .ct-crumb a {
  color: var(--rb-steel);
  text-decoration: none;
}

.page-contact .ct-crumb a:hover,
.page-contact .ct-crumb a:focus-visible {
  color: var(--rb-cyan);
}

.page-contact .ct-crumb span[aria-current="page"] {
  color: var(--rb-cyan);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-hero__visual {
  margin: 0;
  position: relative;
  border: var(--ct-hair);
  padding: 0.5rem;
  background: linear-gradient(150deg, rgba(11, 18, 34, 0.9), rgba(5, 7, 14, 0.6));
}

.page-contact .ct-hero__visual::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 22px;
  height: 22px;
  border-top: 1px solid var(--rb-cyan);
  border-right: 1px solid var(--rb-cyan);
  pointer-events: none;
}

.page-contact .ct-hero__visual .rb-media {
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--rb-deck);
}

.page-contact .ct-hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .ct-hero__visual .rb-media__caption {
  margin-top: 0.6rem;
  font-family: var(--rb-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--rb-steel);
}

.page-contact .ct-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 1.75rem;
  background: var(--rb-line);
  border: var(--ct-hair);
}

.page-contact .ct-stats__item {
  background: rgba(11, 18, 34, 0.92);
  padding: 0.85rem 0.7rem;
}

.page-contact .ct-stats__item dt {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--rb-steel);
  margin-bottom: 0.35rem;
}

.page-contact .ct-stats__item dd {
  margin: 0;
  font-family: var(--rb-mono);
  font-size: clamp(1.3rem, 3.2vw, 1.75rem);
  font-weight: 700;
  color: var(--rb-lime);
  line-height: 1.1;
}

.page-contact .ct-stats__item dd span {
  margin-left: 0.22em;
  font-size: 0.62em;
  font-weight: 400;
  color: var(--rb-steel);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 主体双栏 ---------- */
.page-contact .ct-main {
  padding-block: clamp(2rem, 5vw, 3.75rem);
}

.page-contact .ct-split {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-split__left,
.page-contact .ct-split__right {
  display: grid;
  gap: var(--ct-gap);
  align-content: start;
}

.page-contact .ct-card {
  position: relative;
  border: var(--ct-hair);
  background: linear-gradient(180deg, rgba(11, 18, 34, 0.94), rgba(5, 7, 14, 0.94));
  padding: var(--ct-card-pad);
}

.page-contact .ct-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 18px;
  height: 18px;
  border-top: 1px solid var(--rb-cyan);
  border-left: 1px solid var(--rb-cyan);
  pointer-events: none;
}

/* 三步轨道 */
.page-contact .ct-track {
  list-style: none;
  margin: 0 0 0.25rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-contact .ct-track__item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.7rem 0.9rem;
  border-left: 2px solid var(--rb-cyan-deep);
  background: rgba(28, 143, 168, 0.07);
}

.page-contact .ct-track__num {
  flex: 0 0 auto;
  font-family: var(--rb-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--rb-cyan);
  line-height: 1.6;
}

.page-contact .ct-track__body {
  font-size: 0.92rem;
  line-height: 1.65;
  color: rgba(232, 243, 255, 0.8);
}

/* 准备清单 */
.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.45rem 0.7rem;
  padding: 0.85rem 0;
  border-bottom: var(--ct-hair);
}

.page-contact .ct-checklist li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-check__idx {
  font-family: var(--rb-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--rb-cyan);
  padding-top: 0.22rem;
}

.page-contact .ct-check__body {
  font-size: 0.92rem;
  line-height: 1.72;
  color: rgba(232, 243, 255, 0.76);
}

.page-contact .ct-check__body strong {
  display: block;
  font-weight: 600;
  color: var(--rb-ice);
  margin-bottom: 0.15rem;
}

/* 合作类型 */
.page-contact .ct-coop {
  display: grid;
  gap: 1px;
  background: var(--rb-line);
  border: var(--ct-hair);
  margin-top: 1.25rem;
}

.page-contact .ct-coop__item {
  background: rgba(11, 18, 34, 0.96);
  padding: 1.15rem 1.05rem;
  position: relative;
  transition: background-color 0.25s var(--rb-ease);
}

.page-contact .ct-coop__item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background-color 0.25s var(--rb-ease);
}

.page-contact .ct-coop__item:hover::after,
.page-contact .ct-coop__item:focus-within::after {
  background: var(--rb-violet);
}

.page-contact .ct-coop__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(232, 243, 255, 0.74);
}

/* ---------- 预约面板 ---------- */
.page-contact .ct-booking {
  border: var(--ct-hair);
  background: linear-gradient(180deg, rgba(11, 18, 34, 0.96), rgba(5, 7, 14, 0.98));
  position: relative;
}

.page-contact .ct-booking::after {
  content: "";
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 20px;
  height: 20px;
  border-bottom: 1px solid var(--rb-cyan);
  border-right: 1px solid var(--rb-cyan);
  pointer-events: none;
}

.page-contact .ct-panelart {
  margin: 0;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 6;
  border-bottom: var(--ct-hair);
  background: var(--rb-void);
}

.page-contact .ct-panelart img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .rb-tabs {
  display: block;
}

.page-contact .rb-tabs__list {
  display: flex;
  flex-wrap: wrap;
  border-bottom: var(--ct-hair);
}

.page-contact .rb-tabs__btn {
  flex: 1 1 auto;
  min-height: 46px;
  padding: 0.8rem 1rem;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--rb-steel);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 0.2s var(--rb-ease), border-color 0.2s var(--rb-ease),
    background-color 0.2s var(--rb-ease);
}

.page-contact .rb-tabs__btn:hover {
  color: var(--rb-ice);
  background: rgba(55, 230, 255, 0.06);
}

.page-contact .rb-tabs__btn[aria-selected="true"] {
  color: var(--rb-cyan);
  border-bottom-color: var(--rb-cyan);
  background: rgba(55, 230, 255, 0.08);
}

.page-contact .rb-tabs__btn:focus-visible {
  outline: 2px solid var(--rb-cyan);
  outline-offset: -2px;
}

.page-contact .rb-tabs__panel {
  padding: 1.35rem var(--ct-card-pad) var(--ct-card-pad);
}

.page-contact .ct-panel__hint {
  margin: 0 0 1.15rem;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--rb-steel);
}

.page-contact .ct-req {
  color: var(--rb-lime);
}

.page-contact .ct-form__grid {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.3rem;
}

.page-contact .ct-field {
  display: grid;
  gap: 0.38rem;
}

.page-contact .ct-field--full {
  grid-column: 1 / -1;
}

.page-contact .ct-field__label {
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--rb-steel);
}

.page-contact .ct-input,
.page-contact .ct-select {
  width: 100%;
  min-height: 44px;
  padding: 0.62rem 0.75rem;
  border: 1px solid var(--rb-line);
  border-radius: 0;
  background: var(--rb-void);
  color: var(--rb-ice);
  font-family: inherit;
  font-size: 0.92rem;
  line-height: 1.5;
  transition: border-color 0.2s var(--rb-ease), box-shadow 0.2s var(--rb-ease);
}

.page-contact .ct-textarea {
  min-height: 84px;
  resize: vertical;
}

.page-contact .ct-input::placeholder {
  color: rgba(141, 162, 186, 0.6);
}

.page-contact .ct-input:focus-visible,
.page-contact .ct-select:focus-visible {
  outline: 2px solid var(--rb-cyan);
  outline-offset: 1px;
  border-color: var(--rb-cyan);
  box-shadow: 0 0 0 4px rgba(55, 230, 255, 0.1);
}

.page-contact .ct-submit {
  width: 100%;
  border: 0;
  cursor: pointer;
  font-family: inherit;
}

/* ---------- 客服渠道 ---------- */
.page-contact .ct-channel {
  display: grid;
  gap: 1.05rem;
}

.page-contact .ct-channel__row {
  padding-left: 0.9rem;
  border-left: 2px solid var(--rb-cyan-deep);
}

.page-contact .ct-channel__label {
  margin: 0 0 0.28rem;
  font-family: var(--rb-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--rb-steel);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.6;
  color: var(--rb-ice);
  word-break: break-word;
}

.page-contact .ct-channel__value--mono {
  font-family: var(--rb-mono);
  color: var(--rb-lime);
  letter-spacing: 0.02em;
}

.page-contact .ct-channel__value--addr {
  font-size: 0.92rem;
  color: rgba(232, 243, 255, 0.86);
}

.page-contact .ct-channel__note {
  margin: 0.3rem 0 0;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--rb-steel);
}

.page-contact .ct-channel__foot {
  margin: 1.3rem 0 0;
  padding-top: 0.9rem;
  border-top: var(--ct-hair);
  font-size: 0.78rem;
  line-height: 1.75;
  color: var(--rb-steel);
}

/* ---------- 流程刻度 ---------- */
.page-contact .ct-flow {
  padding-block: clamp(2.25rem, 5.5vw, 4rem);
  border-top: var(--ct-hair);
  background:
    radial-gradient(circle at 12% 0%, rgba(55, 230, 255, 0.09), transparent 52%),
    rgba(11, 18, 34, 0.55);
}

.page-contact .ct-flow__head {
  max-width: 62ch;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.35rem;
}

.page-contact .ct-step {
  position: relative;
  padding-left: 2.1rem;
  border-left: var(--ct-hair);
}

.page-contact .ct-step::after {
  content: "";
  position: absolute;
  left: -4.5px;
  top: 1.55rem;
  width: 8px;
  height: 8px;
  background: var(--rb-cyan);
  box-shadow: 0 0 0 4px rgba(55, 230, 255, 0.12);
}

.page-contact .ct-step__num {
  display: block;
  font-family: var(--rb-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--rb-violet);
  margin-bottom: 0.35rem;
}

.page-contact .ct-step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(232, 243, 255, 0.74);
}

/* ---------- 页尾地址 ---------- */
.page-contact .ct-tail {
  padding-block: clamp(2rem, 5vw, 3.5rem);
  border-top: var(--ct-hair);
}

.page-contact .ct-tail__grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-addr {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px dashed var(--rb-line);
  background: rgba(11, 18, 34, 0.9);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--rb-ice);
}

.page-contact .ct-meta {
  margin: 0 0 1.25rem;
  border: var(--ct-hair);
  background: rgba(11, 18, 34, 0.9);
}

.page-contact .ct-meta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.7rem 0.9rem;
  border-bottom: var(--ct-hair);
}

.page-contact .ct-meta__row:last-child {
  border-bottom: 0;
}

.page-contact .ct-meta__row dt {
  font-family: var(--rb-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--rb-steel);
}

.page-contact .ct-meta__row dd {
  margin: 0;
  font-family: var(--rb-mono);
  font-size: 0.82rem;
  color: var(--rb-lime);
}

.page-contact .ct-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-contact .ct-quick li {
  border-bottom: var(--ct-hair);
}

.page-contact .ct-quick li:last-child {
  border-bottom: 0;
}

.page-contact .ct-quick a {
  display: block;
  padding: 0.72rem 0;
  font-size: 0.9rem;
  color: rgba(232, 243, 255, 0.82);
  text-decoration: none;
  transition: color 0.2s var(--rb-ease), padding-left 0.2s var(--rb-ease);
}

.page-contact .ct-quick a:hover,
.page-contact .ct-quick a:focus-visible {
  color: var(--rb-cyan);
  padding-left: 0.35rem;
}

.page-contact .ct-quick a:focus-visible {
  outline: 2px solid var(--rb-cyan);
  outline-offset: 2px;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-contact .ct-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .ct-hero__visual .rb-media {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 860px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .ct-step {
    padding: 2.1rem 1.35rem 0 0;
    border-left: 0;
  }

  .page-contact .ct-step::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 1.35rem;
    height: 1px;
    background: var(--rb-line);
  }

  .page-contact .ct-step::after {
    left: 0;
    top: -4px;
  }

  .page-contact .ct-step:last-child {
    padding-right: 0;
  }

  .page-contact .ct-step:last-child::before {
    right: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: clamp(1.75rem, 4vw, 3.5rem);
  }

  .page-contact .ct-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(1.5rem, 3.2vw, 2.5rem);
  }

  .page-contact .ct-tail__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(1.5rem, 3.2vw, 2.5rem);
  }
}

@media (min-width: 1200px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-coop__item,
  .page-contact .ct-coop__item::after,
  .page-contact .rb-tabs__btn,
  .page-contact .ct-input,
  .page-contact .ct-select,
  .page-contact .ct-quick a {
    transition: none;
  }
}
</main>