.page-contact {
  background: var(--rb-abyss);
  color: var(--rb-text);
}

.page-contact .ct-topbar {
  border-bottom: 1px solid var(--rb-line-faint);
  padding: 18px 0;
}

.page-contact .ct-crumb-current {
  color: var(--rb-cyan);
  font-family: var(--rb-font-mono);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 7vw, 88px) 0 clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--rb-line-soft);
  background: linear-gradient(180deg, rgba(6, 32, 54, 0.9), rgba(3, 17, 31, 0.98));
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -24%;
  width: min(780px, 90vw);
  height: min(560px, 74vw);
  background: linear-gradient(
    140deg,
    rgba(37, 244, 216, 0.22),
    rgba(255, 95, 61, 0.14) 55%,
    rgba(37, 244, 216, 0) 100%
  );
  clip-path: polygon(22% 0, 100% 0, 100% 78%, 0 100%);
  pointer-events: none;
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.page-contact .ct-hero__title {
  font-family: var(--rb-font-display);
  font-size: clamp(38px, 8vw, 74px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 14px 0 18px;
}

.page-contact .ct-hero__lede {
  margin-bottom: 26px;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.page-contact .ct-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-family: var(--rb-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--rb-text-dim);
}

.page-contact .ct-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-contact .ct-hero__facts li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--rb-cyan);
  transform: translateY(-1px);
}

.page-contact .ct-hero__figure {
  margin: 0;
  padding: 0;
  border: 1px solid var(--rb-line);
  background: var(--rb-navy);
}

.page-contact .ct-hero__figure .rb-figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .ct-hero__figure .rb-figure__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--rb-line-soft);
  font-family: var(--rb-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--rb-text-dim);
}

@media (min-width: 940px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

@media (min-width: 620px) {
  .page-contact .ct-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 三条渠道 ---------- */
.page-contact .ct-head-lede {
  margin-top: 12px;
}

.page-contact .ct-channels {
  margin-top: clamp(26px, 4vw, 44px);
  display: grid;
  gap: 1px;
  background: var(--rb-line-soft);
  border: 1px solid var(--rb-line-soft);
}

.page-contact .ct-channel {
  background: var(--rb-navy);
  padding: 26px 24px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 3px solid var(--rb-cyan);
}

.page-contact .ct-channel:nth-child(2) {
  border-top-color: var(--rb-slate);
}

.page-contact .ct-channel--hot {
  border-top-color: var(--rb-coral-deep);
  background: linear-gradient(165deg, var(--rb-coral), var(--rb-coral-deep));
  color: #1a0500;
}

.page-contact .ct-channel__tag {
  margin: 0;
  font-family: var(--rb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rb-cyan);
}

.page-contact .ct-channel--hot .ct-channel__tag {
  color: rgba(26, 5, 0, 0.7);
}

.page-contact .ct-channel__title {
  margin: 0;
  font-family: var(--rb-font-display);
  font-size: clamp(19px, 3.2vw, 26px);
  line-height: 1.2;
  word-break: break-word;
}

.page-contact .ct-channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--rb-text-dim);
}

.page-contact .ct-channel--hot .ct-channel__text {
  color: rgba(26, 5, 0, 0.84);
}

.page-contact .ct-channel__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--rb-line-soft);
  font-family: var(--rb-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--rb-text-faint);
}

.page-contact .ct-channel--hot .ct-channel__meta {
  border-top-color: rgba(26, 5, 0, 0.3);
  color: rgba(26, 5, 0, 0.68);
}

@media (min-width: 860px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 咨询方向分段切换 ---------- */
.page-contact .ct-tabs {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .ct-tabpanel {
  padding: clamp(22px, 3.5vw, 38px) 0 0;
  display: grid;
  gap: 22px;
}

.page-contact .ct-tabpanel[hidden] {
  display: none;
}

.page-contact .ct-tabpanel__title {
  margin: 0 0 12px;
  font-family: var(--rb-font-display);
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.2;
}

.page-contact .ct-tabpanel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--rb-text-dim);
  max-width: 60ch;
}

.page-contact .ct-tabpanel__foot {
  margin: 18px 0 0;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
  border-left: 1px solid var(--rb-line-soft);
  padding-left: 18px;
}

.page-contact .ct-checklist li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--rb-text-dim);
}

.page-contact .ct-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 9px;
  height: 1px;
  background: var(--rb-coral);
}

.page-contact .ct-go {
  display: inline-block;
  font-family: var(--rb-font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--rb-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--rb-line);
  padding-bottom: 2px;
}

.page-contact .ct-go:hover {
  border-bottom-color: var(--rb-cyan);
}

@media (min-width: 780px) {
  .page-contact .ct-tabpanel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 44px;
  }
}

/* ---------- 响应节奏 ---------- */
.page-contact .ct-flow {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .ct-flow__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-flow__list .rb-timeline__item {
  position: relative;
  display: block;
  padding: 18px 0 18px 22px;
  border-left: 1px solid var(--rb-line-soft);
}

.page-contact .ct-flow__list .rb-timeline__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 24px;
  width: 7px;
  height: 7px;
  background: var(--rb-cyan);
}

.page-contact .ct-flow__list .rb-timeline__item--hot {
  border-left-color: var(--rb-coral);
}

.page-contact .ct-flow__list .rb-timeline__item--hot::before {
  background: var(--rb-coral);
}

.page-contact .ct-flow__list .rb-timeline__time {
  display: block;
  font-family: var(--rb-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--rb-text-faint);
  margin-bottom: 6px;
}

.page-contact .ct-flow__list .rb-timeline__title {
  margin: 0 0 6px;
  font-family: var(--rb-font-display);
  font-size: clamp(17px, 2.6vw, 20px);
  line-height: 1.3;
}

.page-contact .ct-flow__list .rb-timeline__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--rb-text-dim);
  max-width: 60ch;
}

@media (min-width: 900px) {
  .page-contact .ct-flow {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    align-items: start;
  }
}

/* ---------- 沟通准备 ---------- */
.page-contact .ct-prep {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .ct-prep__list {
  margin: 22px 0 18px;
}

.page-contact .ct-prep__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--rb-text-faint);
  max-width: 58ch;
}

.page-contact .ct-prep__figure {
  margin: 0;
  padding: 0;
  border: 1px solid var(--rb-line-soft);
  background: var(--rb-navy);
}

.page-contact .ct-prep__figure .rb-figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .ct-prep__figure .rb-figure__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--rb-line-soft);
  font-family: var(--rb-font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--rb-text-dim);
}

@media (min-width: 900px) {
  .page-contact .ct-prep {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

/* ---------- 常见疑问 ---------- */
.page-contact .ct-faq {
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--rb-line-soft);
}

.page-contact .ct-faq__item {
  border-bottom: 1px solid var(--rb-line-soft);
}

.page-contact .ct-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--rb-font-display);
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.4;
}

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

.page-contact .ct-faq__q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--rb-font-mono);
  font-size: 18px;
  color: var(--rb-coral);
}

.page-contact .ct-faq__item[open] .ct-faq__q::after {
  content: "–";
}

.page-contact .ct-faq__a {
  margin: 0 0 22px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--rb-text-dim);
  max-width: 68ch;
}

/* ---------- 联系方式与延伸入口 ---------- */
.page-contact .ct-info {
  margin-top: clamp(24px, 4vw, 40px);
  display: grid;
  gap: 1px;
  background: var(--rb-line-soft);
  border: 1px solid var(--rb-line-soft);
}

.page-contact .ct-info__lead {
  background: linear-gradient(150deg, var(--rb-navy-2), var(--rb-navy));
  padding: clamp(26px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

.page-contact .ct-info__phone {
  display: block;
  font-family: var(--rb-font-mono);
  font-size: clamp(24px, 5vw, 36px);
  letter-spacing: 0.02em;
  color: var(--rb-cyan);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .ct-info__list {
  margin: 0;
  background: var(--rb-navy);
  padding: clamp(26px, 4vw, 40px);
  display: grid;
  gap: 18px;
}

.page-contact .ct-info__row {
  display: grid;
  gap: 5px;
}

.page-contact .ct-info__key {
  font-family: var(--rb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rb-text-faint);
}

.page-contact .ct-info__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--rb-text);
  word-break: break-word;
}

.page-contact .ct-info__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--rb-text-dim);
}

.page-contact .ct-links {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-contact .ct-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.page-contact .ct-link__go {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--rb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--rb-cyan);
}

.page-contact .ct-link:hover .ct-link__go {
  color: var(--rb-coral);
}

@media (min-width: 820px) {
  .page-contact .ct-info {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  }
}

@media (max-width: 480px) {
  .page-contact .ct-hero__actions .rb-btn {
    width: 100%;
    justify-content: space-between;
  }

  .page-contact .ct-channel {
    padding: 22px 18px 26px;
  }
}