.page-contact {
  --c-pad: clamp(20px, 3.2vw, 38px);
  --c-gap: clamp(18px, 3vw, 32px);
  --c-mono-label: 11px;
}

/* ---------- 面包屑 ---------- */
.page-contact .sk-breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
  padding-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(14px, 3vw, 30px) clamp(40px, 7vw, 78px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--c-gap);
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
    gap: clamp(24px, 3.4vw, 44px);
  }
}

.page-contact .contact-hero__lead {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: var(--border);
  border-radius: var(--r-lg);
  background: var(--ink-900);
  padding: var(--c-pad);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-hero__lead::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .45;
  background:
    repeating-linear-gradient(90deg, rgba(35, 74, 59, .6) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(35, 74, 59, .6) 0 1px, transparent 1px 72px);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .15;
  filter: grayscale(.35) brightness(.85);
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 6.4vw, 68px);
  line-height: 1.06;
  letter-spacing: -.008em;
  color: var(--paper);
  margin: 12px 0 16px;
  max-width: 15em;
}

.page-contact .contact-hero__mark {
  font-weight: 800;
  color: var(--sand);
}

.page-contact .contact-hero__lede {
  font-size: clamp(14.5px, 1.5vw, 16.5px);
  line-height: 1.82;
  color: var(--fg-dim);
  margin: 0;
  max-width: 36em;
}

/* 直接联系方式 */
.page-contact .contact-direct {
  margin-top: clamp(22px, 3.4vw, 32px);
  padding-top: 16px;
  border-top: var(--border);
  display: grid;
  gap: 12px;
}

.page-contact .contact-direct__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-contact .contact-direct__key {
  font-family: var(--font-mono);
  font-size: var(--c-mono-label);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-contact .contact-direct__val {
  font-family: var(--font-mono);
  font-size: clamp(16px, 3.6vw, 27px);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-direct__val--mail {
  font-size: clamp(14px, 2.5vw, 20px);
  color: var(--lime);
}

.page-contact .contact-direct__val--sm {
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: 0;
  line-height: 1.6;
  color: var(--paper);
}

/* 服务时段状态灯 */
.page-contact .contact-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 0;
  padding: 9px 16px;
  border: var(--border);
  border-radius: var(--r-pill);
  background: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--paper);
}

.page-contact .contact-status__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(117, 224, 192, .18);
  animation: contact-pulse 2.6s var(--ease) infinite;
  flex: none;
}

@keyframes contact-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .32; }
}

/* ---------- 右侧说明面板 ---------- */
.page-contact .contact-panel {
  border: 2px solid var(--lime);
  border-radius: var(--r-lg);
  background: var(--ink-900);
  padding: var(--c-pad);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-panel__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.24;
  color: var(--paper);
  margin: 10px 0 8px;
}

.page-contact .contact-panel__note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-dim);
  margin: 0 0 18px;
}

.page-contact .contact-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0 14px;
}

@media (min-width: 520px) {
  .page-contact .contact-fields {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.page-contact .contact-field {
  display: block;
  margin-bottom: 14px;
}

.page-contact .contact-field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--c-mono-label);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute);
  margin: 0 0 7px;
}

.page-contact .contact-field input,
.page-contact .contact-field textarea {
  width: 100%;
  box-sizing: border-box;
  background: var(--ink-950);
  border: 2px solid var(--ink-700);
  border-radius: var(--r-sm);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  padding: 11px 13px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .contact-field input::placeholder,
.page-contact .contact-field textarea::placeholder {
  color: #6e8578;
}

.page-contact .contact-field input:focus,
.page-contact .contact-field textarea:focus {
  outline: none;
  border-color: var(--lime);
  background: var(--ink-800);
}

.page-contact .contact-field textarea {
  min-height: 104px;
  resize: vertical;
}

/* 问题类型胶囊 */
.page-contact .contact-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .contact-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 2px solid var(--ink-700);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fg-dim);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

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

.page-contact .contact-chip:hover {
  border-color: var(--lime);
  color: var(--paper);
}

.page-contact .contact-chip:focus-within {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .contact-chip:has(input:checked) {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-950);
  font-weight: 600;
}

.page-contact .contact-panel__action {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.page-contact .contact-panel__hint {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-sec {
  padding-block: clamp(44px, 7vw, 88px);
}

.page-contact .contact-sec__head {
  max-width: 46em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .contact-h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(25px, 4.4vw, 44px);
  line-height: 1.16;
  letter-spacing: -.005em;
  color: var(--paper);
  margin: 10px 0 0;
}

.page-contact .contact-p {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--fg-dim);
  margin: 12px 0 0;
  max-width: 62ch;
}

.page-contact .contact-p a,
.page-contact .contact-feedback__foot a,
.page-contact .contact-feedback__link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 2px solid rgba(200, 255, 61, .35);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .contact-p a:hover,
.page-contact .contact-feedback__foot a:hover,
.page-contact .contact-feedback__link:hover {
  border-bottom-color: var(--lime);
}

/* ---------- 01 旧版本调取 ---------- */
.page-contact .contact-lookup {
  background: var(--ink-900);
  border-block: var(--hair);
}

.page-contact .contact-lookup__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--c-gap);
}

@media (min-width: 900px) {
  .page-contact .contact-lookup__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: clamp(26px, 4vw, 52px);
    align-items: start;
  }
}

.page-contact .contact-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-check {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  border: var(--border);
  border-radius: var(--r-md);
  background: var(--ink-950);
  padding: 15px 18px;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .contact-check:hover {
  border-color: var(--ink-700);
  background: var(--ink-800);
}

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

.page-contact .contact-check__box {
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 2px solid var(--ink-700);
  border-radius: var(--r-xs);
  position: relative;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-check__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--ink-950);
  border-bottom: 2px solid var(--ink-950);
  transform: rotate(42deg) scale(0);
  transform-origin: center;
  transition: transform var(--dur) var(--ease);
}

.page-contact .contact-check input:checked + .contact-check__box {
  background: var(--lime);
  border-color: var(--lime);
}

.page-contact .contact-check input:checked + .contact-check__box::after {
  transform: rotate(42deg) scale(1);
}

.page-contact .contact-check input:focus-visible + .contact-check__box {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.page-contact .contact-check__text {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--fg-dim);
}

.page-contact .contact-check__text strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--paper);
  margin-bottom: 3px;
}

.page-contact .contact-lookup__aside {
  border: var(--border);
  border-left: 3px solid var(--sand);
  border-radius: var(--r-md);
  background: var(--ink-800);
  padding: clamp(18px, 2.6vw, 26px);
}

.page-contact .contact-lookup__aside p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--fg-dim);
  margin: 10px 0 0;
}

.page-contact .contact-lookup__aside .sk-cta {
  margin-top: 18px;
}

/* ---------- 02 合作与内容协作 ---------- */
.page-contact .contact-collab__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--c-gap);
}

@media (min-width: 880px) {
  .page-contact .contact-collab__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(24px, 3.6vw, 44px);
    align-items: start;
  }
}

.page-contact .contact-collab__media {
  margin: 0;
  border: var(--border);
  border-radius: var(--r-lg);
  background: var(--ink-900);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-collab__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}

.page-contact .contact-collab__media figcaption {
  padding: 14px 18px 16px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mute);
  border-top: var(--hair);
}

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

@media (min-width: 620px) {
  .page-contact .contact-collab__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .contact-collab__card {
  border: var(--border);
  border-radius: var(--r-md);
  background: var(--ink-900);
  padding: 18px 18px 20px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-collab__card:hover {
  transform: translateY(-3px);
  border-color: var(--ink-700);
}

.page-contact .contact-collab__card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  color: var(--paper);
  margin: 12px 0 8px;
}

.page-contact .contact-collab__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fg-dim);
}

/* ---------- 分隔线 ---------- */
.page-contact .contact-rule {
  margin: 0;
  border: 0;
  height: 2px;
  background: var(--ink-700);
}

/* ---------- 03 反馈与建议 ---------- */
.page-contact .contact-feedback__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

@media (min-width: 760px) {
  .page-contact .contact-feedback__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .contact-feedback__card:nth-child(2) {
    transform: translateY(20px);
  }
}

.page-contact .contact-feedback__card {
  border: var(--border);
  border-radius: var(--r-md);
  background: var(--ink-900);
  padding: 20px 20px 22px;
  position: relative;
}

.page-contact .contact-feedback__num {
  display: block;
  font-size: 32px;
  line-height: 1;
  color: var(--sand);
  opacity: .85;
}

.page-contact .contact-feedback__card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
  color: var(--paper);
  margin: 12px 0 8px;
}

.page-contact .contact-feedback__card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--fg-dim);
}

.page-contact .contact-feedback__link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  display: inline-block;
}

.page-contact .contact-feedback__foot {
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding-top: 18px;
  border-top: var(--hair);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--mute);
  max-width: 70ch;
}

/* ---------- 收尾 ---------- */
.page-contact .contact-closing {
  background: var(--ink-800);
  border-top: var(--border);
  padding-block: clamp(38px, 6vw, 68px);
}

.page-contact .contact-closing__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 36px);
  align-items: center;
}

@media (min-width: 860px) {
  .page-contact .contact-closing__inner {
    grid-template-columns: minmax(0, 1.3fr) auto;
    gap: clamp(30px, 5vw, 64px);
  }
}

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

.page-contact .contact-closing .sk-cta {
  flex: 1 1 auto;
  justify-content: center;
  text-align: center;
}

@media (min-width: 860px) {
  .page-contact .contact-closing .sk-cta {
    flex: 0 0 auto;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-status__dot {
    animation: none;
  }

  .page-contact .contact-collab__card:hover,
  .page-contact .contact-feedback__card:nth-child(2) {
    transform: none;
  }
}
<<<END>>>