.page-contact {
  --co-muted: #55636e;
  --co-dim: rgba(239, 231, 217, 0.72);
  background: var(--paper);
  color: var(--text-ink);
}

/* ---------- 面包屑 ---------- */
.page-contact .sk-breadcrumb {
  padding-top: calc(var(--step) * 4);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 首屏 ---------- */
.page-contact .co-hero {
  position: relative;
  overflow: hidden;
  margin-top: calc(var(--step) * 2);
  padding: clamp(40px, 7vw, 84px) 0 clamp(48px, 8vw, 96px);
  background: var(--ink);
  color: var(--paper);
}

.page-contact .co-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(79, 209, 197, 0.16) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  opacity: 0.7;
}

.page-contact .co-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-contact .co-hero h1 {
  margin: 16px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .co-hero__lead {
  margin: 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--co-dim);
}

.page-contact .co-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin: 30px 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  color: var(--graphite);
}

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

.page-contact .co-hero__num {
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-contact .co-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-contact .co-hero__figure {
  margin: 0;
}

.page-contact .co-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .co-hero__figure .sk-media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 章节头 ---------- */
.page-contact .co-head {
  padding-top: 18px;
  margin-bottom: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--paper-line);
}

.page-contact .co-head__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber-deep);
}

.page-contact .co-head__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--text-ink);
}

.page-contact .co-head__desc {
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--co-muted);
}

.page-contact .co-head--ink {
  border-top-color: var(--line-dark);
}

.page-contact .co-head--ink .co-head__num {
  color: var(--amber);
}

.page-contact .co-head--ink .co-head__title {
  color: var(--paper);
}

.page-contact .co-head--ink .co-head__desc {
  color: var(--co-dim);
}

/* ---------- 01 合作类型 ---------- */
.page-contact .co-types {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-line);
}

.page-contact .co-type {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 0 14px;
  padding: 24px 0 24px 14px;
  border-bottom: 1px solid var(--paper-line);
  transition: background-color var(--ease);
}

.page-contact .co-type::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 2px;
  background: var(--signal);
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform var(--ease);
}

.page-contact .co-type:hover::before,
.page-contact .co-type:focus-within::before {
  transform: scaleY(1);
}

.page-contact .co-type:hover {
  background: rgba(214, 204, 186, 0.35);
}

.page-contact .co-type__tag {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--paper-line);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber-deep);
  transition: border-color var(--ease), color var(--ease), background-color var(--ease);
}

.page-contact .co-type:hover .co-type__tag {
  border-color: var(--amber);
  background: var(--amber);
  color: var(--ink);
}

.page-contact .co-type__name {
  margin: 4px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .co-type__body {
  margin: 0 0 10px;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--co-muted);
}

.page-contact .co-type__fit {
  margin: 0;
  max-width: 42em;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-ink);
}

.page-contact .co-type__fitkey {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 8px;
  border: 1px solid var(--wave);
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: #2f6a41;
  vertical-align: 1px;
}

/* ---------- 02 咨询渠道 ---------- */
.page-contact .co-channels {
  padding: clamp(44px, 7vw, 84px) 0;
  background: var(--ink-2);
  color: var(--paper);
}

.page-contact .co-channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-contact .co-lines {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-contact .co-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .co-line__key {
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--graphite);
}

.page-contact .co-line__value {
  font-family: var(--font-mono);
  font-size: 15.5px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
  text-decoration: none;
  justify-self: start;
  border-bottom: 1px solid var(--amber);
  padding-bottom: 2px;
  transition: color var(--ease), background-color var(--ease), border-color var(--ease);
}

.page-contact .co-line__value--plain {
  border-bottom-color: var(--line-signal);
  cursor: default;
}

.page-contact .co-line a.co-line__value:hover,
.page-contact .co-line a.co-line__value:focus-visible {
  background: var(--amber);
  color: var(--ink);
  border-bottom-color: var(--amber);
  outline: none;
}

.page-contact .co-line__note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-contact .co-response {
  padding: 26px 22px;
  border: 1px solid var(--line-signal);
  background: rgba(11, 22, 32, 0.55);
}

.page-contact .co-response__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--signal);
}

.page-contact .co-response__stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .co-response__num {
  font-family: var(--font-mono);
  font-size: clamp(44px, 12vw, 62px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-contact .co-response__unit {
  font-family: var(--font-label);
  font-size: 14px;
  letter-spacing: 0.18em;
  color: var(--paper);
}

.page-contact .co-response__body {
  margin: 0 0 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--co-dim);
}

.page-contact .co-response__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .co-response__list li {
  position: relative;
  padding: 10px 0 10px 20px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--co-dim);
  border-top: 1px solid var(--line-dark);
}

.page-contact .co-response__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 8px;
  height: 8px;
  background: var(--wave);
}

.page-contact .co-response__list li:last-child {
  border-bottom: 1px solid var(--line-dark);
}

/* ---------- 03 服务区域与交付 ---------- */
.page-contact .co-coverage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-contact .co-dlx {
  margin: 0 0 26px;
  border-top: 1px solid var(--paper-line);
}

.page-contact .co-dlx__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .co-dlx dt {
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber-deep);
}

.page-contact .co-dlx dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-ink);
}

.page-contact .co-fold {
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .co-fold summary {
  position: relative;
  padding: 14px 30px 14px 0;
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-contact .co-fold summary::-webkit-details-marker {
  display: none;
}

.page-contact .co-fold summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--amber-deep);
  transition: color var(--ease);
}

.page-contact .co-fold[open] summary::after {
  content: "–";
  color: var(--noise);
}

.page-contact .co-fold summary:hover,
.page-contact .co-fold summary:focus-visible {
  color: var(--amber-deep);
  outline: none;
}

.page-contact .co-fold summary:focus-visible {
  box-shadow: 0 0 0 2px var(--signal);
}

.page-contact .co-fold p {
  margin: 0 0 18px;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--co-muted);
}

.page-contact .co-quadrant {
  position: relative;
  aspect-ratio: 5 / 4;
  border: 1px solid var(--paper-line);
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(239, 231, 217, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(239, 231, 217, 0.12) 1px, transparent 1px);
  background-size: 34px 34px;
  overflow: hidden;
}

.page-contact .co-quadrant__axis {
  position: absolute;
  background: var(--line-signal);
}

.page-contact .co-quadrant__axis--h {
  left: 8%;
  right: 8%;
  top: 55%;
  height: 1px;
}

.page-contact .co-quadrant__axis--v {
  top: 12%;
  bottom: 12%;
  left: 48%;
  width: 1px;
}

.page-contact .co-quadrant__blip {
  position: absolute;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(79, 209, 197, 0.14);
}

.page-contact .co-quadrant__blip--a {
  left: 48%;
  top: 55%;
  background: var(--amber);
  box-shadow: 0 0 0 6px rgba(240, 168, 60, 0.18);
}

.page-contact .co-quadrant__blip--b {
  left: 24%;
  top: 30%;
}

.page-contact .co-quadrant__blip--c {
  left: 72%;
  top: 34%;
  background: var(--wave);
  box-shadow: 0 0 0 5px rgba(124, 227, 139, 0.14);
}

.page-contact .co-quadrant__blip--d {
  left: 63%;
  top: 76%;
}

.page-contact .co-quadrant__label {
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--graphite);
}

.page-contact .co-coverage__caption {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--co-muted);
}

/* ---------- 04 准备清单 ---------- */
.page-contact .co-prep__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.page-contact .co-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-line);
}

.page-contact .co-check {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 0 12px;
  padding: 16px 0 16px 14px;
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .co-check::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--amber);
  transform: scaleY(0);
  transform-origin: 50% 0;
  transition: transform var(--ease);
}

.page-contact .co-check:hover::before,
.page-contact .co-check:focus-within::before {
  transform: scaleY(1);
}

.page-contact .co-check__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--amber-deep);
  padding-top: 3px;
  transition: color var(--ease);
}

.page-contact .co-check:hover .co-check__num {
  color: var(--noise);
}

.page-contact .co-check__name {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 16.5px;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .co-check__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--co-muted);
}

.page-contact .co-prep__aside img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .co-prep__aside .sk-media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--co-muted);
}

.page-contact .co-prep__hint {
  margin-top: 24px;
  padding: 20px 18px;
}

.page-contact .co-prep__hintkey {
  margin: 0 0 8px;
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-contact .co-prep__hinttext {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--co-dim);
}

/* ---------- 05 推进节奏 ---------- */
.page-contact .co-steps {
  position: relative;
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.page-contact .co-steps::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 24px;
  width: 1px;
  background: var(--paper-line);
}

.page-contact .co-step {
  position: relative;
  padding: 0 0 30px;
}

.page-contact .co-step:last-child {
  padding-bottom: 4px;
}

.page-contact .co-step__mark {
  position: absolute;
  left: -26px;
  top: 6px;
  width: 13px;
  height: 13px;
  background: var(--paper);
  border: 1px solid var(--signal);
  box-sizing: border-box;
}

.page-contact .co-step:nth-child(2) .co-step__mark {
  border-color: var(--wave);
}

.page-contact .co-step:nth-child(3) .co-step__mark {
  background: var(--amber);
  border-color: var(--amber);
}

.page-contact .co-step__day {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--amber-deep);
}

.page-contact .co-step__what {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .co-step__note {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--co-muted);
}

/* ---------- 收束 ---------- */
.page-contact .co-close {
  padding: clamp(40px, 6vw, 72px) 0 calc(var(--step) * 4);
  background: var(--ink);
  color: var(--paper);
}

.page-contact .co-close__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-contact .co-close__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5vw, 30px);
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .co-close__body {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--co-dim);
}

.page-contact .co-close__mail {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  transition: background-color var(--ease), color var(--ease);
}

.page-contact .co-close__mail:hover,
.page-contact .co-close__mail:focus-visible {
  background: var(--amber);
  color: var(--ink);
  outline: none;
}

.page-contact .co-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .co-close__rule {
  height: 1px;
  margin: clamp(32px, 5vw, 52px) 0 20px;
  background: var(--line-dark);
}

.page-contact .co-close__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--graphite);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .co-type {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 0 20px;
    padding-right: 12px;
  }

  .page-contact .co-line {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 6px 24px;
    align-items: baseline;
  }

  .page-contact .co-line__note {
    grid-column: 2;
  }

  .page-contact .co-dlx__row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 0 24px;
    align-items: baseline;
  }

  .page-contact .co-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
    padding: 42px 0 0;
  }

  .page-contact .co-steps::before {
    left: 0;
    right: 0;
    top: 20px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-contact .co-step {
    padding: 0 0 0;
  }

  .page-contact .co-step__mark {
    left: 0;
    top: -29px;
  }
}

@media (min-width: 900px) {
  .page-contact .co-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
  }

  .page-contact .co-channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .co-coverage {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .co-prep__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .co-close__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: center;
  }

  .page-contact .co-close__actions {
    justify-content: flex-end;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>