.page-contact {
  --ct-shadow: 8px 8px 0 0 rgba(139, 92, 246, .28);
  --ct-radius: 16px;
  --ct-text-soft: rgba(245, 242, 255, .8);
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-contact .ct-mono {
  font-family: var(--mono);
  font-weight: 600;
}

.page-contact .ct-glow {
  position: absolute;
  inset-inline: 0;
  top: -180px;
  height: 560px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 60% at 18% 22%, rgba(139, 92, 246, .32), transparent 72%),
    radial-gradient(48% 52% at 80% 6%, rgba(59, 130, 246, .24), transparent 72%),
    radial-gradient(42% 46% at 62% 62%, rgba(255, 138, 43, .16), transparent 72%);
  filter: blur(4px);
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: clamp(96px, 14vw, 132px);
}

.page-contact .ct-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .ct-crumb li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--purple);
}

.page-contact .ct-crumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease);
}

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

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

/* ---------- 首屏工单框 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
}

.page-contact .ct-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--lime);
}

.page-contact .ct-led {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  animation: ct-pulse 2s infinite;
}

@keyframes ct-pulse {
  0% { box-shadow: 0 0 0 0 rgba(163, 230, 53, .55); }
  70% { box-shadow: 0 0 0 10px rgba(163, 230, 53, 0); }
  100% { box-shadow: 0 0 0 0 rgba(163, 230, 53, 0); }
}

.page-contact .ct-hero__title {
  margin: 0 0 1.25rem;
  font-size: clamp(38px, 7.4vw, 72px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--paper);
  text-shadow: 0 0 30px rgba(139, 92, 246, .35);
}

.page-contact .ct-hero__title span {
  display: inline-block;
  color: transparent;
  -webkit-text-stroke: 2px var(--purple);
}

@supports not (-webkit-text-stroke: 1px #000) {
  .page-contact .ct-hero__title span {
    color: var(--purple);
  }
}

.page-contact .ct-hero__lead {
  max-width: 36ch;
  margin: 0 0 1rem;
  font-size: clamp(15px, 2vw, 17px);
  color: var(--ct-text-soft);
}

.page-contact .ct-hero__note {
  max-width: 36ch;
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-contact .ct-hero__note .ct-mono {
  color: var(--orange);
}

/* ---------- 联系卡 ---------- */
.page-contact .ct-cards {
  display: grid;
  gap: 18px;
}

.page-contact .ct-card {
  position: relative;
  padding: clamp(20px, 3.4vw, 30px);
  border: var(--bw) solid var(--line);
  border-radius: var(--ct-radius);
  background: linear-gradient(158deg, var(--ink-2), rgba(23, 17, 40, .55));
  box-shadow: var(--ct-shadow);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .ct-card::before,
.page-contact .ct-card::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--orange);
  opacity: .85;
  transition: transform .3s var(--ease);
}

.page-contact .ct-card::before {
  top: -2px;
  left: -2px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .ct-card::after {
  bottom: -2px;
  right: -2px;
  border-left: 0;
  border-top: 0;
}

.page-contact .ct-card:hover,
.page-contact .ct-card:focus-within {
  transform: translate(-2px, -2px);
  border-color: var(--purple);
  box-shadow: 12px 12px 0 0 rgba(255, 138, 43, .22);
}

.page-contact .ct-card:hover::before,
.page-contact .ct-card:focus-within::before {
  transform: translate(-2px, -2px);
}

.page-contact .ct-card:hover::after,
.page-contact .ct-card:focus-within::after {
  transform: translate(2px, 2px);
}

.page-contact .ct-card__no {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-contact .ct-card__title {
  margin: .2rem 0 0;
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-card__for {
  margin: .45rem 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-contact .ct-card__body {
  margin: 1rem 0;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-card__value {
  margin: 0 0 .35rem;
  font-family: var(--mono);
  font-size: clamp(15px, 2.1vw, 18px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--orange);
  word-break: break-word;
}

.page-contact .ct-card__value--addr {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--paper);
}

.page-contact .ct-card__meta {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .ct-card__act {
  display: inline-flex;
  align-items: center;
  margin-top: 1rem;
  padding: .48rem 1.05rem;
  border: 2px solid var(--purple);
  border-radius: 999px;
  background: rgba(139, 92, 246, .14);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;
  transition: transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-contact .ct-card__act:hover,
.page-contact .ct-card__act:focus-visible {
  transform: translateX(2px);
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

/* ---------- 章节通用 ---------- */
.page-contact .ct-sec {
  padding-block: clamp(48px, 8vw, 88px);
}

.page-contact .ct-sec__head {
  max-width: 740px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-contact .ct-sec__title {
  margin: 0 0 1rem;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .ct-sec__lead {
  margin: 0;
  font-size: clamp(15px, 2vw, 17px);
  color: var(--ct-text-soft);
}

.page-contact .ct-rule {
  height: 1px;
  margin: 0 0 clamp(26px, 4vw, 40px);
  border: 0;
  background: linear-gradient(90deg, var(--purple), rgba(59, 130, 246, .5) 40%, transparent);
}

/* ---------- 反馈三步 ---------- */
.page-contact .ct-steps__layout {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .ct-steps__media {
  position: relative;
  display: flex;
  justify-content: center;
  padding: clamp(16px, 3vw, 26px);
  border: var(--bw) solid var(--line);
  border-radius: var(--ct-radius);
  background:
    radial-gradient(70% 60% at 50% 20%, rgba(139, 92, 246, .22), transparent 70%),
    var(--ink-2);
}

.page-contact .ct-steps__media img {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
}

.page-contact .ct-stepper {
  position: relative;
}

.page-contact .ct-stepper__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-stepper__tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-contact .ct-stepper__tabs label {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.05rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: rgba(23, 17, 40, .7);
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.page-contact .ct-stepper__tabs label:hover {
  border-color: var(--purple);
  color: var(--paper);
}

.page-contact .ct-stepper__num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-contact #ct-step-1:checked ~ .ct-stepper__tabs label[for="ct-step-1"],
.page-contact #ct-step-2:checked ~ .ct-stepper__tabs label[for="ct-step-2"],
.page-contact #ct-step-3:checked ~ .ct-stepper__tabs label[for="ct-step-3"] {
  border-color: var(--orange);
  color: var(--paper);
  background: rgba(255, 138, 43, .16);
  animation: ct-breathe 2.4s ease-in-out infinite;
}

@keyframes ct-breathe {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 138, 43, .34); }
  50% { box-shadow: 0 0 0 8px rgba(255, 138, 43, 0); }
}

.page-contact .ct-stepper__radio:focus-visible ~ .ct-stepper__tabs {
  outline: 2px solid var(--lime);
  outline-offset: 4px;
  border-radius: 12px;
}

.page-contact .ct-stepper__panes {
  margin-top: 1.25rem;
}

.page-contact .ct-stepper__pane {
  display: none;
  padding: clamp(18px, 3vw, 26px);
  border: var(--bw) solid var(--line);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--ct-radius) var(--ct-radius) 0;
  background: rgba(23, 17, 40, .72);
}

.page-contact #ct-step-1:checked ~ .ct-stepper__panes > .ct-stepper__pane:nth-child(1),
.page-contact #ct-step-2:checked ~ .ct-stepper__panes > .ct-stepper__pane:nth-child(2),
.page-contact #ct-step-3:checked ~ .ct-stepper__panes > .ct-stepper__pane:nth-child(3) {
  display: block;
}

.page-contact .ct-stepper__pane h3 {
  margin: 0 0 .6rem;
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .ct-stepper__pane p {
  margin: 0 0 .7rem;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-stepper__tip {
  margin: 0;
  padding-left: .9rem;
  border-left: 2px solid var(--lime);
  font-size: 14px;
  color: var(--lime);
}

/* ---------- 处理流程 ---------- */
.page-contact .ct-flow__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .ct-flow__list {
  margin: 0;
  padding: 0 0 0 36px;
  list-style: none;
  position: relative;
}

.page-contact .ct-flow__list::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--purple), var(--blue) 55%, transparent);
}

.page-contact .ct-flow__item {
  position: relative;
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .ct-flow__item:last-child {
  padding-bottom: 0;
}

.page-contact .ct-flow__num {
  position: absolute;
  left: -36px;
  top: 2px;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 2px solid var(--purple);
  border-radius: 50%;
  background: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--lime);
}

.page-contact .ct-flow__item--hot .ct-flow__num {
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 0 0 5px rgba(255, 138, 43, .14);
}

.page-contact .ct-flow__h {
  margin: 0 0 .35rem;
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .ct-flow__p {
  margin: 0;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-flow__media {
  margin: 0;
  border: var(--bw) solid var(--line);
  border-radius: var(--ct-radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-contact .ct-flow__cap {
  padding: .7rem 1rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 常见失误 ---------- */
.page-contact .ct-misses__list {
  display: grid;
  gap: 14px;
}

.page-contact .ct-miss {
  border: var(--bw) solid var(--line);
  border-radius: 14px;
  background: rgba(23, 17, 40, .7);
  transition: border-color .24s var(--ease);
}

.page-contact .ct-miss[open] {
  border-color: var(--purple);
}

.page-contact .ct-miss summary {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: 1rem 1.1rem;
  list-style: none;
  cursor: pointer;
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 700;
  color: var(--paper);
}

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

.page-contact .ct-miss summary:hover {
  color: var(--lime);
}

.page-contact .ct-miss__no {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-contact .ct-miss__chev {
  flex: 0 0 auto;
  margin-left: auto;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  transform: rotate(45deg);
  transition: transform .24s var(--ease);
}

.page-contact .ct-miss[open] .ct-miss__chev {
  transform: rotate(-135deg);
}

.page-contact .ct-miss__body {
  padding: .2rem 1.1rem 1.2rem;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-miss__bad,
.page-contact .ct-miss__good {
  margin: .9rem 0 0;
  padding: .7rem .9rem;
  border-radius: 8px;
  font-size: 14.5px;
  line-height: 1.7;
}

.page-contact .ct-miss__bad {
  border-left: 3px solid var(--pink);
  background: rgba(255, 77, 141, .08);
  color: rgba(245, 242, 255, .78);
}

.page-contact .ct-miss__good {
  border-left: 3px solid var(--lime);
  background: rgba(163, 230, 53, .08);
  color: var(--paper);
}

.page-contact .ct-miss__why {
  margin: .8rem 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-coop__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .ct-coop__mail {
  margin: 1.2rem 0 .6rem;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-coop__mail a {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 43, .5);
}

.page-contact .ct-coop__mail a:hover,
.page-contact .ct-coop__mail a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-contact .ct-coop__hint {
  margin: 0;
  padding-left: .9rem;
  border-left: 2px solid var(--blue);
  font-size: 14px;
  color: var(--muted);
}

.page-contact .ct-coop__panel {
  position: relative;
  padding: clamp(18px, 3vw, 26px);
  border: var(--bw) solid var(--line);
  border-radius: var(--ct-radius);
  background: linear-gradient(150deg, rgba(23, 17, 40, .95), rgba(11, 8, 19, .9));
  box-shadow: var(--ct-shadow);
}

.page-contact .ct-coop__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-coop__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .ct-coop__tags label {
  padding: .45rem 1rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.page-contact .ct-coop__tags label:hover {
  border-color: var(--purple);
  color: var(--paper);
}

.page-contact #ct-coop-1:checked ~ .ct-coop__tags label[for="ct-coop-1"],
.page-contact #ct-coop-2:checked ~ .ct-coop__tags label[for="ct-coop-2"],
.page-contact #ct-coop-3:checked ~ .ct-coop__tags label[for="ct-coop-3"] {
  border-color: var(--blue);
  background: rgba(59, 130, 246, .18);
  color: var(--paper);
}

.page-contact .ct-coop__radio:focus-visible ~ .ct-coop__tags {
  outline: 2px solid var(--lime);
  outline-offset: 4px;
  border-radius: 12px;
}

.page-contact .ct-coop__panes {
  margin-top: 1.2rem;
}

.page-contact .ct-coop__pane {
  display: none;
}

.page-contact #ct-coop-1:checked ~ .ct-coop__panes > .ct-coop__pane:nth-child(1),
.page-contact #ct-coop-2:checked ~ .ct-coop__panes > .ct-coop__pane:nth-child(2),
.page-contact #ct-coop-3:checked ~ .ct-coop__panes > .ct-coop__pane:nth-child(3) {
  display: block;
}

.page-contact .ct-coop__pane h3 {
  margin: 0 0 .5rem;
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .ct-coop__pane p {
  margin: 0 0 .8rem;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
}

.page-contact .ct-coop__list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 14.5px;
  color: var(--ct-text-soft);
}

.page-contact .ct-coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--lime);
}

/* ---------- 结尾指路 ---------- */
.page-contact .ct-next {
  padding-block: clamp(36px, 6vw, 72px) clamp(56px, 9vw, 104px);
}

.page-contact .ct-next__title {
  margin: 0 0 .8rem;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .ct-next__text {
  max-width: 68ch;
  margin: 0;
  font-size: 15px;
  color: var(--ct-text-soft);
}

.page-contact .ct-next__text a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 130, 246, .55);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ct-next__text a:hover,
.page-contact .ct-next__text a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 桌面网格 ---------- */
@media (min-width: 860px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-contact .ct-hero__aside {
    position: sticky;
    top: 104px;
  }

  .page-contact .ct-steps__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .ct-steps__media img {
    max-width: 380px;
  }

  .page-contact .ct-flow__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .ct-flow__media {
    position: sticky;
    top: 104px;
  }

  .page-contact .ct-coop__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 1060px) {
  .page-contact .ct-card {
    padding: 30px 32px;
  }

  .page-contact .ct-misses__list {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-led,
  .page-contact #ct-step-1:checked ~ .ct-stepper__tabs label[for="ct-step-1"],
  .page-contact #ct-step-2:checked ~ .ct-stepper__tabs label[for="ct-step-2"],
  .page-contact #ct-step-3:checked ~ .ct-stepper__tabs label[for="ct-step-3"] {
    animation: none;
  }

  .page-contact .ct-card,
  .page-contact .ct-card::before,
  .page-contact .ct-card::after,
  .page-contact .ct-card__act,
  .page-contact .ct-miss__chev {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>