.page-contact {
  --pc-section: clamp(48px, 8vw, 96px);
  --pc-gap: clamp(18px, 3vw, 28px);
  background: var(--vd-ink);
  color: var(--vd-paper);
  overflow-x: hidden;
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(20px, 3vw, 32px) 0 var(--pc-section);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: min(380px, 48vw);
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(108deg, rgba(43, 245, 208, .13) 0 33%, rgba(43, 245, 208, .04) 33.1% 39%, transparent 39.1%),
    radial-gradient(72% 120% at 90% 0%, rgba(142, 107, 255, .16), transparent 62%);
}

.page-contact .pc-crumbbar {
  margin-bottom: clamp(20px, 3.5vw, 34px);
}

.page-contact .pc-crumbbar .vd-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--vd-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--vd-mist);
}

.page-contact .pc-crumbbar .vd-crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--vd-cyan);
}

.page-contact .pc-crumbbar .vd-crumbs a {
  color: var(--vd-mist);
  text-decoration: none;
}

.page-contact .pc-crumbbar .vd-crumbs a:hover,
.page-contact .pc-crumbbar .vd-crumbs a:focus-visible {
  color: var(--vd-cyan);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .pc-hero__media {
  position: relative;
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-l);
  overflow: hidden;
  background: var(--vd-coal);
  box-shadow: var(--vd-shadow);
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(43, 245, 208, .22), transparent 45%, rgba(6, 26, 21, .88));
}

.page-contact .pc-hero__badge {
  position: absolute;
  left: clamp(12px, 2vw, 20px);
  bottom: clamp(12px, 2vw, 20px);
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--vd-pill);
  background: var(--vd-cyan);
  color: var(--vd-ink);
  font-family: var(--vd-mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
}

.page-contact .pc-hero__badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--vd-ink);
}

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

.page-contact .pc-hero__title {
  margin: 12px 0 0;
}

.page-contact .pc-hero__title span {
  color: var(--vd-cyan);
}

.page-contact .pc-hero__lede {
  max-width: 54ch;
  margin-top: clamp(14px, 2.4vw, 20px);
  color: var(--vd-mist);
}

.page-contact .pc-hero__facts {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--vd-line);
  display: grid;
  gap: 10px;
}

.page-contact .pc-hero__facts li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--vd-mist);
}

.page-contact .pc-hero__facts li::before {
  content: "▸";
  color: var(--vd-cyan);
  font-size: .8rem;
  line-height: 1.8;
}

/* ---------- 联系方式 ---------- */
.page-contact .pc-connect {
  padding: var(--pc-section) 0;
  border-block: 1px dashed var(--vd-line);
  background:
    radial-gradient(90% 80% at 100% 0%, rgba(43, 245, 208, .1), transparent 60%),
    linear-gradient(180deg, rgba(18, 51, 43, .62), rgba(10, 13, 12, .86));
}

.page-contact .pc-connect__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .pc-connect__head .vd-title {
  margin-top: 10px;
}

.page-contact .pc-connect__head p:last-child {
  margin-top: 14px;
  color: var(--vd-mist);
  font-size: .95rem;
  line-height: 1.7;
}

.page-contact .pc-connect__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .pc-direct {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  padding: clamp(20px, 3.4vw, 36px);
  border: 1px solid var(--vd-line-strong);
  border-radius: var(--vd-radius-l);
  background: linear-gradient(155deg, rgba(18, 51, 43, .92), rgba(6, 26, 21, .96));
  box-shadow: var(--vd-shadow);
}

.page-contact .pc-direct__row {
  display: grid;
  gap: 8px;
  padding-bottom: clamp(16px, 2.4vw, 22px);
  border-bottom: 1px dashed var(--vd-line);
}

.page-contact .pc-direct__row:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-direct__label {
  margin: 0;
  font-family: var(--vd-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--vd-mist);
}

.page-contact .pc-direct__value {
  margin: 0;
  font-family: var(--vd-mono);
  font-size: clamp(1.02rem, 2.4vw, 1.4rem);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--vd-cyan);
  word-break: break-word;
}

.page-contact .pc-direct__hint {
  margin: 0;
  font-size: .85rem;
  line-height: 1.65;
  color: var(--vd-mist);
}

.page-contact .pc-copy {
  justify-self: start;
  font-size: .82rem;
}

.page-contact .pc-direct__figure {
  margin: 0;
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-m);
  overflow: hidden;
  background: var(--vd-coal);
}

.page-contact .pc-direct__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-contact .pc-direct__figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--vd-line);
  font-family: var(--vd-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--vd-mist);
}

/* ---------- 写信清单卡片 ---------- */
.page-contact .pc-form {
  position: relative;
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3.4vw, 32px);
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-l);
  background: var(--vd-coal);
  box-shadow: var(--vd-shadow);
  overflow: hidden;
}

.page-contact .pc-form::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--vd-orange), var(--vd-cyan) 62%, transparent);
}

.page-contact .pc-form .vd-tag {
  justify-self: start;
}

.page-contact .pc-form__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  line-height: 1.4;
}

.page-contact .pc-field {
  display: grid;
  gap: 7px;
  margin: 0;
  border: 0;
  padding: 0;
}

.page-contact .pc-field--choice {
  gap: 9px;
}

.page-contact .pc-label {
  margin: 0;
  font-family: var(--vd-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--vd-mist);
}

.page-contact .pc-field input[type="text"],
.page-contact .pc-field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-s);
  background: rgba(6, 26, 21, .82);
  color: var(--vd-paper);
  font-family: inherit;
  font-size: .92rem;
  line-height: 1.55;
  transition: border-color .18s ease, box-shadow .18s ease;
}

.page-contact .pc-field textarea {
  min-height: 96px;
  resize: vertical;
}

.page-contact .pc-field input::placeholder,
.page-contact .pc-field textarea::placeholder {
  color: rgba(159, 176, 170, .62);
}

.page-contact .pc-field input[type="text"]:focus,
.page-contact .pc-field textarea:focus {
  outline: none;
  border-color: var(--vd-cyan);
  box-shadow: 0 0 0 3px rgba(43, 245, 208, .16);
}

.page-contact .pc-choice {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .pc-choice label {
  position: relative;
  display: inline-flex;
  cursor: pointer;
}

.page-contact .pc-choice input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
}

.page-contact .pc-choice span {
  display: inline-block;
  padding: 7px 15px;
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-pill);
  color: var(--vd-mist);
  font-size: .84rem;
  line-height: 1.4;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-contact .pc-choice label:hover span {
  border-color: var(--vd-line-strong);
  color: var(--vd-paper);
}

.page-contact .pc-choice input:checked + span {
  background: var(--vd-cyan);
  border-color: var(--vd-cyan);
  color: var(--vd-ink);
  font-weight: 600;
}

.page-contact .pc-choice input:focus-visible + span {
  outline: 2px solid var(--vd-orange);
  outline-offset: 2px;
}

.page-contact .pc-form__tip {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--vd-line);
  font-size: .82rem;
  line-height: 1.7;
  color: var(--vd-mist);
}

.page-contact .pc-form__mail {
  color: var(--vd-cyan);
  word-break: break-word;
}

.page-contact .pc-form .vd-btn {
  justify-self: start;
}

/* ---------- 咨询前的准备 ---------- */
.page-contact .pc-prep {
  padding: var(--pc-section) 0;
}

.page-contact .pc-prep__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-contact .pc-prep__head .vd-title {
  margin-top: 10px;
}

.page-contact .pc-prep__lede {
  margin: 14px 0 0;
  max-width: 42ch;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--vd-mist);
}

.page-contact .pc-prep__lede a {
  color: var(--vd-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 245, 208, .4);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: pc-step;
}

.page-contact .pc-steps li {
  position: relative;
  padding: 16px 18px 16px 58px;
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-m);
  background: linear-gradient(120deg, rgba(18, 51, 43, .72), rgba(10, 13, 12, .58));
}

.page-contact .pc-steps li::before {
  counter-increment: pc-step;
  content: counter(pc-step, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 17px;
  font-family: var(--vd-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--vd-cyan);
}

.page-contact .pc-steps h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.page-contact .pc-steps p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--vd-mist);
}

/* ---------- 合作与内容反馈 ---------- */
.page-contact .pc-partner {
  padding: var(--pc-section) 0;
  border-block: 1px dashed var(--vd-line);
  background: linear-gradient(180deg, rgba(10, 13, 12, .9), rgba(18, 51, 43, .5));
}

.page-contact .pc-partner__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3.6vw, 36px);
}

.page-contact .pc-partner__head .vd-title {
  margin-top: 10px;
}

.page-contact .pc-partner__head p {
  margin: 14px 0 0;
  font-size: .94rem;
  line-height: 1.72;
  color: var(--vd-mist);
}

.page-contact .pc-partner__grid {
  display: grid;
  gap: 14px;
}

.page-contact .pc-pcard {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-m);
  background: rgba(6, 26, 21, .74);
  overflow: hidden;
}

.page-contact .pc-pcard::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--pc-accent, var(--vd-cyan));
}

.page-contact .pc-pcard--cyan {
  --pc-accent: var(--vd-cyan);
}

.page-contact .pc-pcard--violet {
  --pc-accent: var(--vd-violet);
}

.page-contact .pc-pcard--orange {
  --pc-accent: var(--vd-orange);
}

.page-contact .pc-pcard h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
  line-height: 1.45;
}

.page-contact .pc-pcard p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--vd-mist);
}

.page-contact .pc-partner__link {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--vd-mist);
}

.page-contact .pc-partner__link a {
  color: var(--vd-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 245, 208, .4);
}

/* ---------- 值守时间 ---------- */
.page-contact .pc-hours {
  padding: clamp(34px, 5vw, 58px) 0;
}

.page-contact .pc-hours__inner {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--vd-line);
  border-radius: var(--vd-radius-l);
  background:
    linear-gradient(100deg, rgba(43, 245, 208, .1), transparent 55%),
    rgba(10, 13, 12, .84);
}

.page-contact .pc-hours__num {
  margin: 0;
  font-family: var(--vd-mono);
  font-size: clamp(1.7rem, 5vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--vd-cyan);
}

.page-contact .pc-hours__copy h2 {
  margin: 0 0 8px;
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  line-height: 1.45;
}

.page-contact .pc-hours__copy p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--vd-mist);
}

/* ---------- 底部下载入口 ---------- */
.page-contact .pc-cta {
  padding: 0 0 var(--pc-section);
}

.page-contact .pc-cta__inner {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  padding: clamp(22px, 3.6vw, 40px);
  border: 1px solid rgba(255, 107, 44, .36);
  border-radius: var(--vd-radius-l);
  background:
    linear-gradient(125deg, rgba(255, 107, 44, .18), rgba(18, 51, 43, .76) 55%, rgba(6, 26, 21, .92));
}

.page-contact .pc-cta__title {
  margin: 10px 0 8px;
  font-size: clamp(1.18rem, 2.8vw, 1.65rem);
  line-height: 1.38;
}

.page-contact .pc-cta__inner p {
  margin: 0;
  max-width: 52ch;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--vd-mist);
}

.page-contact .pc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-direct__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 16px;
  }

  .page-contact .pc-direct__label,
  .page-contact .pc-direct__hint {
    grid-column: 1 / -1;
  }
}

@media (min-width: 820px) {
  .page-contact .pc-partner__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-hours__inner {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 4vw, 48px);
  }
}

@media (min-width: 860px) {
  .page-contact .pc-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .pc-hero__media img {
    aspect-ratio: 5 / 4;
  }
}

@media (min-width: 940px) {
  .page-contact .pc-prep__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .pc-prep__head {
    position: sticky;
    top: calc(var(--vd-header-h) + 18px);
  }
}

@media (min-width: 960px) {
  .page-contact .pc-connect__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(24px, 3.5vw, 40px);
  }

  .page-contact .pc-form {
    position: sticky;
    top: calc(var(--vd-header-h) + 18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-field input[type="text"],
  .page-contact .pc-field textarea,
  .page-contact .pc-choice span {
    transition: none;
  }
}
<<<END>>>