.page-contact {
  --ct-rule: #22423A;
  --ct-aqua: #35E0C4;
  --ct-ember: #FF7A3A;
  --ct-amber: #FFC46B;
  --ct-mute: #9FB6AC;
  --ct-paper: #EFE7D6;
  --ct-paper-2: #D8CDB4;
  --ct-panel: rgba(27, 58, 49, .6);
  --ct-pad: clamp(46px, 7vw, 92px);

  display: block;
  background: var(--ink-900);
  color: var(--text-100);
}

/* ---------- 面包屑 ---------- */
.page-contact .mk-breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-400);
}
.page-contact .mk-breadcrumb a {
  color: var(--text-400);
  text-decoration: none;
}
.page-contact .mk-breadcrumb a:hover,
.page-contact .mk-breadcrumb a:focus-visible {
  color: var(--aqua-400);
}
.page-contact .mk-breadcrumb__sep {
  margin: 0 8px;
  color: var(--rule-600);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  margin-top: clamp(18px, 3vw, 32px);
  border-top: 1px solid var(--rule-600);
  border-bottom: 1px solid var(--rule-600);
  padding: clamp(34px, 6vw, 80px) 0 clamp(40px, 7vw, 88px);
  overflow: hidden;
}
.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(88% 72% at 92% 6%, rgba(53, 224, 196, .14), transparent 62%);
  pointer-events: none;
}
.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 5vw, 52px);
  align-items: start;
}
@media (min-width: 900px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}
.page-contact .ct-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ember-500);
}
.page-contact .ct-hero__eyebrow::before {
  content: "";
  flex: none;
  width: 40px;
  height: 1px;
  background: var(--ember-500);
}
.page-contact .ct-hero__title {
  margin: 0 0 20px;
  font-size: clamp(28px, 4.4vw, 52px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  max-width: 17em;
}
.page-contact .ct-hero__desc {
  margin: 0 0 30px;
  max-width: 58ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.9;
  color: #D5DFD8;
}
.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-hero__panel {
  background: var(--glass-700);
  border: 1px solid var(--rule-600);
  border-top: 3px solid var(--aqua-400);
  padding: 26px 22px 22px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.page-contact .ct-panel__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--text-400);
}
.page-contact .ct-panel__big {
  margin: 0 0 8px;
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--amber-300);
}
.page-contact .ct-panel__note {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-400);
}
.page-contact .ct-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-panel__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid rgba(34, 66, 58, .9);
  font-size: 14px;
  line-height: 1.65;
}
.page-contact .ct-panel__list li span:first-child {
  flex: none;
  font-size: 12px;
  color: var(--aqua-400);
}

/* ---------- 通用章节 ---------- */
.page-contact .ct-section {
  padding: var(--ct-pad) 0;
}
.page-contact .ct-section + .ct-section {
  border-top: 1px solid var(--rule-600);
}
.page-contact .ct-section--last {
  padding-bottom: clamp(56px, 8vw, 110px);
}
.page-contact .ct-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(26px, 4vw, 46px);
}
.page-contact .ct-head__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ember-500);
}
.page-contact .ct-head__title {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.26;
}
.page-contact .ct-head__note {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-400);
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-tracks {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 640px) {
  .page-contact .ct-tracks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .page-contact .ct-tracks {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-bottom: 28px;
  }
  .page-contact .ct-track:nth-child(2n) {
    transform: translateY(28px);
  }
}
.page-contact .ct-track {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: 26px 20px 22px;
  background: var(--ink-800);
  border: 1px solid var(--rule-600);
  transition: border-color .2s var(--ease);
}
.page-contact .ct-track::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--ember-500), rgba(255, 122, 58, 0) 72%);
}
.page-contact .ct-track:hover {
  border-color: var(--aqua-400);
}
.page-contact .ct-track__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber-300);
}
.page-contact .ct-track__title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
}
.page-contact .ct-track__text {
  margin: 0 0 4px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-400);
}
.page-contact .ct-track__spec {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--rule-600);
}
.page-contact .ct-track__spec dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--aqua-400);
}
.page-contact .ct-track__spec dd {
  margin: 3px 0 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-100);
}
.page-contact .ct-track__spec dd:last-child {
  margin-bottom: 0;
}

/* ---------- 洽谈流程 ---------- */
.page-contact .ct-steps {
  display: grid;
  gap: 12px;
}
@media (min-width: 860px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.page-contact .ct-step {
  background: var(--ink-800);
  border: 1px solid var(--rule-600);
  transition: border-color .2s var(--ease);
}
.page-contact .ct-step[open] {
  border-color: var(--aqua-400);
}
.page-contact .ct-step > summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  cursor: pointer;
  list-style: none;
}
.page-contact .ct-step > summary::-webkit-details-marker {
  display: none;
}
.page-contact .ct-step > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ember-500);
}
.page-contact .ct-step[open] > summary::after {
  content: "–";
}
.page-contact .ct-step__num {
  flex: none;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--aqua-400);
}
.page-contact .ct-step__name {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 700;
}
.page-contact .ct-step__hint {
  flex: none;
  font-size: 12px;
  color: var(--text-400);
}
.page-contact .ct-step__body {
  padding: 16px 18px 20px;
  border-top: 1px solid var(--rule-600);
}

.page-contact .ct-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 9px;
  font-size: 14px;
  line-height: 1.85;
}
.page-contact .ct-list li:last-child {
  margin-bottom: 0;
}
.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 12px;
  height: 1px;
  background: var(--ember-500);
}
.page-contact .ct-step__body .ct-list li {
  color: var(--text-400);
}

.page-contact .ct-flowmap {
  margin: clamp(28px, 4vw, 46px) 0 0;
}
.page-contact .ct-flowmap img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule-600);
  object-fit: cover;
}
.page-contact .ct-flowmap .mk-media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-400);
}

/* ---------- 问题反馈（米白纸面） ---------- */
.page-contact .ct-paper {
  background: var(--cream-100);
  color: var(--ink-900);
  padding: clamp(26px, 4vw, 56px);
}
.page-contact .ct-paper .ct-head__num {
  color: var(--ember-500);
}
.page-contact .ct-paper .ct-head__title {
  color: var(--ink-900);
}
.page-contact .ct-paper .ct-head__note {
  color: rgba(10, 27, 23, .7);
}
.page-contact .ct-feedback {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}
@media (min-width: 900px) {
  .page-contact .ct-feedback {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}
.page-contact .ct-channels {
  margin: 0 0 24px;
  border-top: 1px solid var(--ct-paper-2);
}
.page-contact .ct-channel {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ct-paper-2);
}
.page-contact .ct-channel__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(10, 27, 23, .55);
}
.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-900);
  word-break: break-all;
}
.page-contact .ct-channel__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(10, 27, 23, .7);
}
.page-contact .ct-sub {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-900);
}
.page-contact .ct-list--paper li {
  color: rgba(10, 27, 23, .82);
}
.page-contact .ct-list--paper li::before {
  background: var(--ember-500);
}
.page-contact .ct-feedback__media {
  margin: 0;
}
.page-contact .ct-feedback__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ct-paper-2);
  object-fit: cover;
}
.page-contact .ct-feedback__media figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(10, 27, 23, .6);
}

/* ---------- 响应节奏 ---------- */
.page-contact .ct-rhythm {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}
@media (min-width: 900px) {
  .page-contact .ct-rhythm {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}
.page-contact .ct-window {
  background: var(--ink-800);
  border: 1px solid var(--rule-600);
  border-left: 3px solid var(--aqua-400);
  padding: 26px 22px;
}
.page-contact .ct-window__big {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--aqua-400);
}
.page-contact .ct-window__sub {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-400);
}
.page-contact .ct-window__stat {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 700;
  color: var(--amber-300);
}
.page-contact .ct-window__sub:last-child {
  margin-bottom: 0;
}

.page-contact .ct-queue {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-contact .ct-queue li {
  position: relative;
  padding: 18px 0 18px 46px;
  border-top: 1px solid var(--rule-600);
}
.page-contact .ct-queue li:last-child {
  border-bottom: 1px solid var(--rule-600);
}
.page-contact .ct-queue__num {
  position: absolute;
  left: 0;
  top: 21px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--aqua-400);
}
.page-contact .ct-queue__title {
  margin: 0 0 5px;
  font-size: 16px;
  font-weight: 700;
}
.page-contact .ct-queue__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-400);
}

/* ---------- 联络方式 ---------- */
.page-contact .ct-contact {
  border-top: 1px solid var(--rule-600);
}
.page-contact .ct-line {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule-600);
  align-items: center;
}
@media (min-width: 780px) {
  .page-contact .ct-line {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr) auto;
    gap: 24px;
  }
}
.page-contact .ct-line__label {
  margin: 0 0 5px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ember-500);
}
.page-contact .ct-line__value {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-100);
  word-break: break-all;
}
.page-contact .ct-line__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-400);
}
.page-contact .ct-line__copy {
  position: relative;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  padding: 8px 15px;
  background: transparent;
  color: var(--aqua-400);
  border: 1px solid var(--rule-600);
  cursor: pointer;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.page-contact .ct-line__copy:hover,
.page-contact .ct-line__copy:focus-visible {
  border-color: var(--aqua-400);
  background: rgba(53, 224, 196, .08);
}
.page-contact .ct-legal {
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-400);
}
<<<END>>>