.page-contact {
  --cx-line: rgba(107, 135, 153, 0.3);
  --cx-line-soft: rgba(107, 135, 153, 0.16);
  --cx-amber-line: rgba(242, 163, 58, 0.52);
  --cx-gap: clamp(20px, 3.2vw, 40px);
  --cx-pad: clamp(44px, 6.5vw, 88px);
  padding-bottom: clamp(40px, 6vw, 80px);
  background:
    radial-gradient(88% 56% at 84% 2%, rgba(18, 58, 90, 0.5) 0%, rgba(6, 23, 40, 0) 62%);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--amber-hi);
  outline-offset: 3px;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  margin-top: clamp(16px, 2.4vw, 26px);
  margin-bottom: clamp(14px, 2vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-contact .cx-hero {
  position: relative;
  padding-block: clamp(8px, 1.6vw, 18px) var(--cx-pad);
  border-bottom: 1px solid var(--cx-line-soft);
  overflow: hidden;
}

.page-contact .cx-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(107, 135, 153, 0.075) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(107, 135, 153, 0.075) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 76%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 76%);
  pointer-events: none;
}

.page-contact .cx-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cx-gap);
  align-items: start;
}

/* 联系卡 */
.page-contact .cx-card {
  padding: clamp(20px, 2.8vw, 28px);
  background: linear-gradient(165deg, rgba(18, 58, 90, 0.94) 0%, rgba(10, 34, 57, 0.96) 62%, rgba(6, 23, 40, 0.98) 100%);
  border: 1px solid var(--cx-line);
  border-left: 2px solid var(--amber);
  clip-path: var(--chamfer);
}

.page-contact .cx-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--cx-line);
}

.page-contact .cx-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .cx-rows {
  margin: 0;
  padding: 0;
}

.page-contact .cx-row {
  padding-block: 14px;
  border-bottom: 1px solid var(--cx-line-soft);
}

.page-contact .cx-row__k {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-contact .cx-row__v {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 16.5px);
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .cx-row--mail .cx-row__v {
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--amber-hi);
  letter-spacing: 0.01em;
}

.page-contact .cx-row--tel .cx-row__v {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 20px);
  color: var(--amber-hi);
  letter-spacing: 0.05em;
}

.page-contact .cx-card__fig {
  margin: 16px 0 0;
  border: 1px solid var(--cx-line-soft);
  background: rgba(6, 23, 40, 0.6);
  clip-path: var(--chamfer-sm);
  overflow: hidden;
}

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

.page-contact .cx-card__note {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--cx-amber-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* 首屏叙事 */
.page-contact .cx-hero__intro .eyebrow {
  margin-bottom: 14px;
}

.page-contact .cx-hero__intro h1 {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: clamp(29px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .cx-h1-key {
  color: var(--amber);
  box-shadow: inset 0 -0.16em 0 rgba(242, 163, 58, 0.18);
}

.page-contact .cx-hero__lede {
  margin: 0 0 clamp(24px, 3.4vw, 34px);
  max-width: 62ch;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .cx-prep__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-contact .cx-prep__title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--cx-line);
}

.page-contact .cx-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--cx-line-soft);
}

.page-contact .cx-prep__item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding-block: 13px;
  border-bottom: 1px solid var(--cx-line-soft);
}

.page-contact .cx-prep__idx {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-contact .cx-prep__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--mist);
}

.page-contact .cx-prep__k {
  margin-right: 8px;
  font-weight: 700;
  color: var(--amber-hi);
}

/* ---------- 流程 ---------- */
.page-contact .cx-flow {
  padding-block: var(--cx-pad);
  border-bottom: 1px solid var(--cx-line-soft);
}

.page-contact .cx-flow__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cx-gap);
}

.page-contact .cx-flow__title {
  margin: 10px 0 14px;
  font-size: clamp(23px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .cx-flow__text {
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .cx-flow__fig {
  margin: 0;
  border: 1px solid var(--cx-line-soft);
  background: rgba(14, 44, 71, 0.5);
  overflow: hidden;
}

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

.page-contact .cx-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .cx-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
  padding-bottom: clamp(22px, 3vw, 32px);
}

.page-contact .cx-step:last-child {
  padding-bottom: 0;
}

.page-contact .cx-step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 52px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, rgba(242, 163, 58, 0.42), rgba(107, 135, 153, 0.12));
}

.page-contact .cx-step:last-child::before {
  content: none;
}

.page-contact .cx-step__no {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--amber);
  background: rgba(18, 58, 90, 0.78);
  border: 1px solid var(--cx-amber-line);
  clip-path: var(--chamfer-sm);
}

.page-contact .cx-step__body {
  padding-top: 3px;
}

.page-contact .cx-step__name {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .cx-step__name span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--line);
}

.page-contact .cx-step__body > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .cx-more {
  margin-top: 11px;
}

.page-contact .cx-more summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--line);
  transition: color var(--t-fast) ease;
}

.page-contact .cx-more summary::-webkit-details-marker {
  display: none;
}

.page-contact .cx-more summary::before {
  content: "+";
  font-size: 14px;
  color: var(--amber);
}

.page-contact .cx-more[open] summary::before {
  content: "−";
}

.page-contact .cx-more summary:hover,
.page-contact .cx-more summary:focus-visible {
  color: var(--amber-hi);
}

.page-contact .cx-more p {
  margin: 9px 0 0;
  padding-left: 12px;
  border-left: 1px solid var(--cx-amber-line);
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist);
}

/* ---------- 三类咨询 ---------- */
.page-contact .cx-channels {
  padding-block: var(--cx-pad);
  border-bottom: 1px solid var(--cx-line-soft);
}

.page-contact .cx-channels__head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .cx-channels__title {
  margin: 10px 0 0;
  font-size: clamp(23px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.26;
  color: var(--paper);
}

.page-contact .cx-channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .cx-ch {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  background: linear-gradient(180deg, rgba(14, 44, 71, 0.82) 0%, rgba(10, 34, 57, 0.42) 100%);
  border: 1px solid var(--cx-line-soft);
  border-top: 2px solid var(--cx-tone, var(--line));
  clip-path: var(--chamfer);
}

.page-contact .cx-ch--book {
  --cx-tone: var(--amber);
}

.page-contact .cx-ch--join {
  --cx-tone: var(--line);
}

.page-contact .cx-ch--price {
  --cx-tone: var(--amber-hi);
}

.page-contact .cx-ch__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cx-tone, var(--mist));
}

.page-contact .cx-ch__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .cx-ch__text {
  margin: 0;
  font-size: 14.6px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .cx-ch__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--cx-line-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--amber);
  text-decoration: none;
}

.page-contact .cx-ch__link::after {
  content: "→";
  transition: transform var(--t-fast) ease;
}

.page-contact .cx-ch__link:hover,
.page-contact .cx-ch__link:focus-visible {
  color: var(--amber-hi);
}

.page-contact .cx-ch__link:hover::after,
.page-contact .cx-ch__link:focus-visible::after {
  transform: translateX(4px);
}

/* ---------- 响应与覆盖 ---------- */
.page-contact .cx-sla {
  padding-block: var(--cx-pad);
  border-bottom: 1px solid var(--cx-line-soft);
}

.page-contact .cx-sla__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cx-gap);
}

.page-contact .cx-sla__title {
  margin: 10px 0 14px;
  font-size: clamp(23px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.26;
  color: var(--paper);
}

.page-contact .cx-sla__text {
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .cx-sla__notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .cx-sla__notes li {
  position: relative;
  padding-left: 16px;
  font-size: 14.6px;
  line-height: 1.74;
  color: var(--mist);
}

.page-contact .cx-sla__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 1px;
  background: var(--amber);
}

.page-contact .cx-sla__notes strong {
  margin-right: 8px;
  color: var(--paper);
}

.page-contact .cx-stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--cx-line-soft);
  border: 1px solid var(--cx-line-soft);
}

.page-contact .cx-stats > div {
  padding: clamp(14px, 2vw, 20px);
  background: var(--ink-800);
}

.page-contact .cx-stats dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .cx-stats dd {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--amber-hi);
}

.page-contact .cx-stats dd small {
  display: block;
  margin-top: 5px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 收尾 ---------- */
.page-contact .cx-tail {
  padding-block: clamp(36px, 5vw, 64px);
}

.page-contact .cx-tail__inner {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(120deg, rgba(18, 58, 90, 0.92) 0%, rgba(14, 44, 71, 0.35) 100%);
  border-left: 2px solid var(--amber);
  clip-path: var(--chamfer);
}

.page-contact .cx-tail__title {
  margin: 0 0 8px;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .cx-tail__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .cx-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 820px) {
  .page-contact .cx-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .cx-flow__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(30px, 4.5vw, 64px);
  }

  .page-contact .cx-sla__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(30px, 4.5vw, 64px);
    align-items: start;
  }

  .page-contact .cx-tail__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }
}

@media (min-width: 960px) {
  .page-contact .cx-hero__grid {
    grid-template-columns: minmax(0, 348px) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .cx-card {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .cx-hero__intro {
    grid-column: 2;
    grid-row: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cx-ch__link::after,
  .page-contact .cx-more summary {
    transition: none;
  }

  .page-contact .cx-ch__link:hover::after,
  .page-contact .cx-ch__link:focus-visible::after {
    transform: none;
  }
}