.page-contact {
  background: var(--dx-fog);
  color: var(--dx-ink);
  overflow-x: hidden;
  padding-bottom: var(--dx-s6);
}

.page-contact .dx-breadcrumb {
  padding: var(--dx-s3) 0 0;
}

.page-contact a {
  color: var(--dx-blue-deep);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-head {
  position: relative;
  margin-top: var(--dx-s3);
  padding: clamp(36px, 8vw, 76px) 0 clamp(44px, 8vw, 84px);
  background: var(--dx-ink);
  color: var(--dx-fog);
  overflow: hidden;
  isolation: isolate;
}

.page-contact .ct-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(243, 247, 251, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 247, 251, .06) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: rotate(-4deg) scale(1.2);
  transform-origin: left center;
  pointer-events: none;
  z-index: 0;
}

.page-contact .ct-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--dx-blue) 0%, var(--dx-teal) 55%, var(--dx-amber) 100%);
  z-index: 1;
}

.page-contact .ct-head__wave {
  position: absolute;
  top: 4%;
  right: -14%;
  width: min(620px, 78%);
  color: var(--dx-teal);
  opacity: .38;
  z-index: 0;
  pointer-events: none;
}

.page-contact .ct-head__inner {
  position: relative;
  z-index: 2;
}

.page-contact .ct-head .dx-eyebrow {
  color: var(--dx-amber);
  letter-spacing: .18em;
  text-transform: uppercase;
  margin: 0;
}

.page-contact .ct-head__title {
  margin: var(--dx-s3) 0 0;
  color: var(--dx-fog);
  font-family: var(--dx-font-title);
  font-weight: 800;
  line-height: 1.12;
  max-width: 20ch;
}

.page-contact .ct-head__title span {
  display: block;
  color: var(--dx-teal);
}

.page-contact .ct-head__lede {
  margin: var(--dx-s3) 0 0;
  max-width: 60ch;
  color: rgba(243, 247, 251, .8);
}

.page-contact .ct-facts {
  list-style: none;
  margin: var(--dx-s5) 0 0;
  padding: var(--dx-s4) 0 0;
  border-top: 1px solid var(--dx-line-dark);
  display: grid;
  gap: var(--dx-s3);
  grid-template-columns: 1fr;
}

.page-contact .ct-fact__num {
  margin: 0;
  font-family: var(--dx-font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--dx-teal);
  letter-spacing: .02em;
}

.page-contact .ct-fact__label {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(243, 247, 251, .62);
}

/* ---------- 通用区块 ---------- */
.page-contact .dx-section {
  padding: clamp(40px, 7vw, 72px) 0 0;
}

.page-contact .ct-intro {
  max-width: 62ch;
  margin: var(--dx-s2) 0 var(--dx-s4);
  color: var(--dx-text-soft);
  line-height: 1.8;
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: var(--dx-s4);
  grid-template-columns: 1fr;
}

.page-contact .ct-channels__main .dx-h2 {
  margin: 0;
  font-family: var(--dx-font-title);
  font-weight: 800;
}

.page-contact .ct-channel {
  position: relative;
  margin-top: var(--dx-s3);
  padding: var(--dx-s3) var(--dx-s3) var(--dx-s3) calc(var(--dx-s3) + 8px);
  background: #fff;
  border-radius: var(--dx-radius);
  border: 1px solid var(--dx-line);
  border-left: 4px solid var(--dx-blue);
  box-shadow: 0 12px 28px -22px rgba(11, 15, 20, .5);
}

.page-contact .ct-channel--phone {
  border-left-color: var(--dx-teal);
}

.page-contact .ct-channel--addr {
  border-left-color: var(--dx-amber);
}

.page-contact .ct-channel__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--dx-steel);
}

.page-contact .ct-channel__value {
  margin: var(--dx-s1) 0 0;
  font-family: var(--dx-font-mono);
  font-size: clamp(17px, 3.6vw, 22px);
  font-weight: 700;
  color: var(--dx-ink);
  word-break: break-all;
  line-height: 1.35;
}

.page-contact .ct-channel__value--phone {
  font-size: clamp(28px, 8vw, 46px);
  letter-spacing: .04em;
  color: var(--dx-blue-deep);
}

.page-contact .ct-channel__value--addr {
  font-family: var(--dx-font-body);
  font-size: clamp(17px, 4vw, 20px);
  font-weight: 600;
  letter-spacing: .01em;
}

.page-contact .ct-channel__meta {
  margin: var(--dx-s2) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--dx-text-soft);
  max-width: 46ch;
}

.page-contact .ct-channel__copy {
  margin-top: var(--dx-s3);
  font-family: var(--dx-font-mono);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-contact .ct-side {
  display: grid;
  gap: var(--dx-s3);
  align-content: start;
}

.page-contact .ct-side__figure {
  margin: 0;
  border-radius: var(--dx-radius);
  overflow: hidden;
  background: var(--dx-graphite);
  border: 1px solid var(--dx-line);
}

.page-contact .ct-side__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-contact .ct-side__panel {
  padding: var(--dx-s3);
  border-radius: var(--dx-radius);
}

.page-contact .ct-side__kicker {
  margin: 0 0 var(--dx-s1);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--dx-teal);
}

.page-contact .ct-side__panel .dx-h3 {
  margin: 0 0 var(--dx-s2);
  color: var(--dx-fog);
  font-family: var(--dx-font-title);
}

.page-contact .ct-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--dx-s2);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 247, 251, .78);
}

.page-contact .ct-side__list .dx-tag {
  display: inline-block;
  margin-right: 6px;
  font-family: var(--dx-font-mono);
  font-size: 12px;
}

/* ---------- 排查准备 ---------- */
.page-contact .ct-prep__grid {
  display: grid;
  gap: var(--dx-s4);
  grid-template-columns: 1fr;
}

.page-contact .ct-prep__main .dx-h2 {
  margin: 0;
  font-family: var(--dx-font-title);
  font-weight: 800;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--dx-s2);
}

.page-contact .ct-check {
  display: flex;
  align-items: flex-start;
  gap: var(--dx-s2);
  padding: var(--dx-s2) var(--dx-s3);
  background: #fff;
  border: 1px solid var(--dx-line);
  border-radius: var(--dx-radius-sm);
  cursor: pointer;
  transition: border-color .25s var(--dx-ease), transform .25s var(--dx-ease);
}

.page-contact .ct-check:hover {
  border-color: var(--dx-blue);
  transform: translateX(3px);
}

.page-contact .ct-check input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.page-contact .ct-check__box {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 2px solid var(--dx-line-strong);
  border-radius: 6px;
  position: relative;
  transition: background .2s var(--dx-ease), border-color .2s var(--dx-ease);
}

.page-contact .ct-check__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--dx-ink);
  border-bottom: 2px solid var(--dx-ink);
  transform: rotate(45deg) scale(0);
  transform-origin: center;
  transition: transform .2s var(--dx-ease);
}

.page-contact .ct-check input:checked + .ct-check__box {
  background: var(--dx-teal);
  border-color: var(--dx-teal);
}

.page-contact .ct-check input:checked + .ct-check__box::after {
  transform: rotate(45deg) scale(1);
}

.page-contact .ct-check input:focus-visible + .ct-check__box {
  outline: 2px solid var(--dx-blue);
  outline-offset: 2px;
}

.page-contact .ct-check__body {
  display: block;
}

.page-contact .ct-check__title {
  display: block;
  font-weight: 700;
  font-size: 15px;
  color: var(--dx-ink);
}

.page-contact .ct-check__text {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--dx-text-soft);
}

.page-contact .ct-prep__figure {
  margin: var(--dx-s4) 0 0;
  border-radius: var(--dx-radius);
  overflow: hidden;
  background: var(--dx-graphite);
}

.page-contact .ct-prep__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-contact .ct-prep__figure .dx-figure__caption {
  padding: var(--dx-s2) var(--dx-s3);
  font-size: 12px;
  color: rgba(243, 247, 251, .72);
  background: var(--dx-graphite);
}

.page-contact .ct-tip {
  margin-top: var(--dx-s3);
  padding: var(--dx-s3);
  background: var(--dx-mint);
  border-radius: var(--dx-radius);
  border: 1px solid rgba(34, 211, 182, .45);
}

.page-contact .ct-tip__kicker {
  margin: 0 0 var(--dx-s1);
  font-size: 12px;
  letter-spacing: .22em;
  color: #0d7a67;
}

.page-contact .ct-tip__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #0b3a33;
}

/* ---------- 邮件模板折叠 ---------- */
.page-contact .ct-template {
  background: var(--dx-ink-soft);
  border: 1px solid var(--dx-line-dark);
  border-radius: var(--dx-radius);
  overflow: hidden;
  color: var(--dx-fog);
}

.page-contact .ct-template__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--dx-s2);
  padding: var(--dx-s3);
  cursor: pointer;
  list-style: none;
  font-family: var(--dx-font-title);
  font-weight: 700;
  font-size: 16px;
}

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

.page-contact .ct-template__summary::after {
  content: "+";
  font-family: var(--dx-font-mono);
  font-size: 20px;
  color: var(--dx-amber);
  line-height: 1;
}

.page-contact .ct-template[open] .ct-template__summary::after {
  content: "−";
}

.page-contact .ct-template__hint {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--dx-teal);
}

.page-contact .ct-template__body {
  padding: 0 var(--dx-s3) var(--dx-s3);
  border-top: 1px solid var(--dx-line-dark);
}

.page-contact .ct-template__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--dx-s1);
  margin: var(--dx-s3) 0 var(--dx-s2);
  font-family: var(--dx-font-mono);
  font-size: 13px;
  color: var(--dx-fog);
}

.page-contact .ct-template__row span {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--dx-blue);
  color: #fff;
  font-size: 11px;
  letter-spacing: .1em;
}

.page-contact .ct-template__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--dx-s2);
  counter-reset: none;
}

.page-contact .ct-template__list li {
  display: flex;
  gap: var(--dx-s2);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(243, 247, 251, .82);
}

.page-contact .ct-template__list .dx-mono {
  flex: none;
  font-size: 12px;
  color: var(--dx-teal);
  padding-top: 3px;
}

.page-contact .ct-template__copy {
  margin-top: var(--dx-s3);
  font-family: var(--dx-font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  border-color: rgba(243, 247, 251, .3) !important;
  color: var(--dx-fog) !important;
}

/* ---------- 场景标签页 ---------- */
.page-contact .ct-scenes .dx-h2 {
  margin: 0;
  font-family: var(--dx-font-title);
  font-weight: 800;
}

.page-contact .ct-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--dx-s1);
  padding-bottom: var(--dx-s3);
  border-bottom: 1px solid var(--dx-line);
}

.page-contact .ct-tab {
  font-family: var(--dx-font-title);
  font-weight: 700;
  font-size: 14px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--dx-line-strong);
  background: transparent;
  color: var(--dx-text-soft);
  cursor: pointer;
  transition: background .2s var(--dx-ease), color .2s var(--dx-ease), border-color .2s var(--dx-ease);
}

.page-contact .ct-tab[aria-selected="true"] {
  background: var(--dx-blue);
  border-color: var(--dx-blue);
  color: #fff;
}

.page-contact .ct-tab:focus-visible {
  outline: 2px solid var(--dx-blue);
  outline-offset: 2px;
}

.page-contact .ct-panel-scene {
  padding: var(--dx-s3) var(--dx-s3) var(--dx-s4);
  margin-top: var(--dx-s3);
  background: #fff;
  border-radius: var(--dx-radius);
  border: 1px solid var(--dx-line);
  border-top: 3px solid var(--dx-teal);
}

.page-contact .ct-panel-scene .dx-h3 {
  margin: 0 0 var(--dx-s2);
  font-family: var(--dx-font-title);
  color: var(--dx-ink);
}

.page-contact .ct-panel-scene p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dx-text-soft);
}

.page-contact .ct-panel-scene__hint {
  margin-top: var(--dx-s3) !important;
  padding-left: var(--dx-s3);
  border-left: 3px solid var(--dx-amber);
  font-size: 14px !important;
  color: var(--dx-ink) !important;
}

/* ---------- 服务范围 ---------- */
.page-contact .ct-scope__panel {
  display: grid;
  gap: var(--dx-s4);
  grid-template-columns: 1fr;
  padding: clamp(24px, 5vw, 48px);
  border-radius: var(--dx-radius);
  position: relative;
  overflow: hidden;
}

.page-contact .ct-scope__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--dx-violet), var(--dx-blue) 45%, var(--dx-teal));
}

.page-contact .ct-scope__kicker {
  margin: 0 0 var(--dx-s2);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--dx-violet);
}

.page-contact .ct-scope__title {
  margin: 0 0 var(--dx-s3);
  color: var(--dx-fog);
  font-family: var(--dx-font-title);
  font-weight: 800;
}

.page-contact .ct-scope__text p {
  margin: 0 0 var(--dx-s2);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 247, 251, .8);
}

.page-contact .ct-scope__text a {
  color: var(--dx-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-scope__meta {
  margin: 0;
  display: grid;
  gap: 0;
  align-content: start;
}

.page-contact .ct-scope__item {
  padding: var(--dx-s2) 0;
  border-bottom: 1px solid var(--dx-line-dark);
}

.page-contact .ct-scope__item:first-child {
  padding-top: 0;
}

.page-contact .ct-scope__label {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--dx-steel);
}

.page-contact .ct-scope__value {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--dx-fog);
  word-break: break-all;
}

.page-contact .ct-scope__value.dx-mono {
  font-family: var(--dx-font-mono);
  font-size: 14px;
}

/* ---------- 下一步 ---------- */
.page-contact .ct-next__inner {
  position: relative;
  padding: clamp(28px, 6vw, 56px) clamp(20px, 5vw, 48px);
  border-radius: var(--dx-radius);
  background: var(--dx-fog);
  border: 1px solid var(--dx-line);
  overflow: hidden;
}

.page-contact .ct-next__inner::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: -70%;
  height: 220px;
  background: linear-gradient(90deg, rgba(45, 107, 255, .14), rgba(34, 211, 182, .18) 55%, rgba(255, 176, 32, .22));
  transform: rotate(-6deg);
  transform-origin: left center;
  pointer-events: none;
}

.page-contact .ct-next__text {
  position: relative;
  z-index: 1;
}

.page-contact .ct-next__kicker {
  margin: 0 0 var(--dx-s2);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--dx-blue-deep);
}

.page-contact .ct-next__title {
  margin: 0 0 var(--dx-s2);
  font-family: var(--dx-font-title);
  font-weight: 800;
  max-width: 22ch;
}

.page-contact .ct-next__text p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dx-text-soft);
}

.page-contact .ct-next__links {
  position: relative;
  z-index: 1;
  margin-top: var(--dx-s4);
  display: grid;
  gap: var(--dx-s2);
  grid-template-columns: 1fr;
}

.page-contact .ct-next__card {
  display: grid;
  gap: 4px;
  padding: var(--dx-s3);
  background: var(--dx-ink);
  color: var(--dx-fog);
  border-radius: var(--dx-radius-sm);
  text-decoration: none;
  border-left: 4px solid var(--dx-blue);
  transition: transform .25s var(--dx-ease), border-color .25s var(--dx-ease);
}

.page-contact .ct-next__card:nth-child(2) {
  border-left-color: var(--dx-teal);
}

.page-contact .ct-next__card:hover,
.page-contact .ct-next__card:focus-visible {
  transform: translateY(-3px);
  border-left-color: var(--dx-amber);
}

.page-contact .ct-next__num {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--dx-amber);
}

.page-contact .ct-next__name {
  font-family: var(--dx-font-title);
  font-weight: 700;
  font-size: 18px;
  color: var(--dx-fog);
}

.page-contact .ct-next__desc {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(243, 247, 251, .7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-facts {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 960px) {
  .page-contact .ct-facts {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--dx-s4);
  }

  .page-contact .ct-split {
    grid-template-columns: 1.15fr .85fr;
    gap: var(--dx-s5);
    align-items: start;
  }

  .page-contact .ct-side {
    position: sticky;
    top: 96px;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: 1.2fr .8fr;
    gap: var(--dx-s5);
    align-items: start;
  }

  .page-contact .ct-prep__side {
    position: sticky;
    top: 96px;
  }

  .page-contact .ct-scope__panel {
    grid-template-columns: 1.5fr .8fr;
    gap: var(--dx-s5);
  }

  .page-contact .ct-next__inner {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: var(--dx-s5);
    align-items: center;
  }

  .page-contact .ct-next__links {
    margin-top: 0;
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-check,
  .page-contact .ct-next__card,
  .page-contact .ct-tab,
  .page-contact .ct-check__box::after {
    transition: none;
  }

  .page-contact .ct-check:hover,
  .page-contact .ct-next__card:hover {
    transform: none;
  }
}