.page-contact {
  --accent: var(--cyan-450);
  --accent-ink: #03151A;
  --pc-line: rgba(147, 169, 191, .16);
  --pc-panel: rgba(18, 34, 56, .72);
  --pc-line-strong: rgba(55, 225, 240, .45);
  background: var(--ink-950);
  color: var(--paper-050);
  font-family: var(--font-sans);
  padding-bottom: clamp(56px, 9vw, 104px);
  overflow-x: hidden;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(20px, 3vw, 32px);
  font-size: 14px;
  color: var(--mist-400);
}

.page-contact .pc-breadcrumb a {
  color: var(--mist-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-breadcrumb a:hover,
.page-contact .pc-breadcrumb a:focus-visible {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.page-contact .pc-breadcrumb [aria-current="page"] {
  color: var(--paper-050);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(24px, 4vw, 44px);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: -18% -12% auto -12%;
  height: 72%;
  background:
    radial-gradient(58% 62% at 80% 18%, rgba(55, 225, 240, .16), transparent 70%),
    radial-gradient(46% 50% at 10% 82%, rgba(138, 107, 255, .13), transparent 72%);
  pointer-events: none;
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  left: -5%;
  right: -5%;
  top: 56%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pc-line-strong) 28%, rgba(55, 225, 240, .16) 72%, transparent);
  transform: rotate(-3.2deg);
  pointer-events: none;
}

.page-contact .pc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  align-items: end;
}

.page-contact .pc-hero__main {
  min-width: 0;
}

.page-contact .pc-hero__eyebrow {
  color: var(--accent);
}

.page-contact .pc-hero__title {
  margin: 14px 0 0;
  font-size: clamp(40px, 8.4vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--paper-050);
}

.page-contact .pc-hero__title em {
  display: block;
  max-width: 24ch;
  margin-top: 12px;
  font-style: normal;
  font-weight: 700;
  font-size: clamp(17px, 2.6vw, 26px);
  line-height: 1.36;
  letter-spacing: -0.01em;
  color: var(--accent);
}

.page-contact .pc-hero__lead {
  max-width: 62ch;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 值守面板 ---------- */
.page-contact .pc-desk {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-l);
  background: linear-gradient(155deg, rgba(18, 34, 56, .94), rgba(5, 10, 19, .92));
  box-shadow: var(--shadow);
}

.page-contact .pc-desk::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--pc-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-line) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: .45;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  pointer-events: none;
}

.page-contact .pc-desk > * {
  position: relative;
}

.page-contact .pc-desk__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--accent);
}

.page-contact .pc-desk__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-desk__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--pc-line);
}

.page-contact .pc-desk__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-desk__k {
  font-size: 14px;
  color: var(--mist-400);
}

.page-contact .pc-desk__v {
  font-size: 14px;
  color: var(--paper-050);
}

/* ---------- 控制台双栏 ---------- */
.page-contact .pc-console__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-contact .pc-console__aside {
  display: grid;
  gap: clamp(16px, 2.4vw, 22px);
  min-width: 0;
}

.page-contact .pc-console__flow {
  display: grid;
  gap: clamp(34px, 5vw, 56px);
  min-width: 0;
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .pc-card {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-l);
  background: var(--pc-panel);
}

.page-contact .pc-card__title {
  margin: 0;
}

.page-contact .pc-card__lede {
  margin: 12px 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist-400);
}

.page-contact .pc-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .pc-contact__item {
  display: grid;
  gap: 5px;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-contact__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .pc-contact__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--accent);
}

.page-contact .pc-contact__v {
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.6;
  color: var(--paper-050);
  overflow-wrap: anywhere;
}

.page-contact .pc-contact__note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist-400);
}

/* ---------- 图片 ---------- */
.page-contact .pc-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-m);
  background: var(--ink-850);
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.96) contrast(1.03);
}

/* ---------- 反馈入口 ---------- */
.page-contact .pc-entry {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-contact .pc-entry__lede,
.page-contact .pc-cadence__lede {
  max-width: 62ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .pc-field {
  position: relative;
  padding: 16px 18px 18px 22px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-m);
  background: var(--pc-panel);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .pc-field::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--accent);
  opacity: .72;
}

.page-contact .pc-field:hover {
  transform: translateY(-2px);
  border-color: var(--pc-line-strong);
  background: rgba(18, 34, 56, .92);
}

.page-contact .pc-field__num {
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--accent);
}

.page-contact .pc-field__title {
  margin: 8px 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper-050);
}

.page-contact .pc-field__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-contact .pc-entry__after {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  border: 1px dashed var(--pc-line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-m);
  background: rgba(11, 21, 38, .7);
}

.page-contact .pc-entry__after .n28-eyebrow {
  color: var(--accent);
}

.page-contact .pc-entry__after p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-050);
}

/* ---------- 分类路径 ---------- */
.page-contact .pc-types {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-contact .pc-types__list {
  display: grid;
  gap: 10px;
}

.page-contact .pc-type {
  overflow: hidden;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-m);
  background: var(--ink-850);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .pc-type[open] {
  border-color: var(--pc-line-strong);
}

.page-contact .pc-type__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper-050);
  background: linear-gradient(90deg, rgba(55, 225, 240, .09), transparent 62%);
}

.page-contact .pc-type__summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-type__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--accent);
}

.page-contact .pc-type[open] .pc-type__summary::after {
  content: "–";
}

.page-contact .pc-type__num {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--accent);
}

.page-contact .pc-type__hint {
  font-size: 13px;
  font-weight: 400;
  color: var(--mist-400);
}

.page-contact .pc-type__body {
  display: grid;
  gap: 12px;
  padding: 6px 18px 20px;
}

.page-contact .pc-type__body p {
  max-width: 62ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-type__meta {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--lime-400);
}

.page-contact .pc-type__body .n28-btn {
  justify-self: start;
}

/* ---------- 跟进节奏时间刻度 ---------- */
.page-contact .pc-cadence {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-contact .pc-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-contact .pc-timeline__item {
  position: relative;
  display: grid;
  gap: 8px;
  align-content: start;
  padding-top: 20px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-timeline__item::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 36px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
}

.page-contact .pc-timeline__num {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--accent);
}

.page-contact .pc-timeline__title {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--paper-050);
}

.page-contact .pc-timeline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist-400);
}

/* ---------- 来之前先看 ---------- */
.page-contact .pc-prelook {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-contact .pc-prelook__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .pc-prelook__item {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-m);
  background: var(--pc-panel);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-prelook__item:hover {
  transform: translateY(-2px);
  border-color: var(--pc-line-strong);
}

.page-contact .pc-prelook__num {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--accent);
}

.page-contact .pc-prelook__item h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper-050);
}

.page-contact .pc-prelook__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-contact .pc-link {
  align-self: end;
  justify-self: start;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 225, 240, .42);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .pc-link:hover,
.page-contact .pc-link:focus-visible {
  border-bottom-color: var(--accent);
}

/* ---------- 收尾行动条 ---------- */
.page-contact .pc-outro {
  margin-top: clamp(48px, 7vw, 84px);
  padding: clamp(28px, 5vw, 50px) 0;
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
  background:
    radial-gradient(72% 130% at 88% 8%, rgba(55, 225, 240, .2), transparent 62%),
    linear-gradient(118deg, rgba(18, 34, 56, .95) 0%, rgba(5, 10, 19, .97) 64%);
}

.page-contact .pc-outro__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.page-contact .pc-outro__text h2 {
  margin: 0 0 10px;
}

.page-contact .pc-outro__text p {
  max-width: 62ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-contact .pc-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 620px) {
  .page-contact .pc-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .pc-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .pc-prelook__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .pc-outro__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }

  .page-contact .pc-outro__actions {
    justify-content: flex-end;
  }
}

/* ---------- 桌面双栏与控制台 ---------- */
@media (min-width: 960px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .pc-console__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 4vw, 52px);
  }

  .page-contact .pc-console__aside {
    position: sticky;
    top: 96px;
  }
}
<<<END>>>