.page-contact {
  display: block;
  background: var(--ink);
  color: var(--silver);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-top: 26px;
  margin-bottom: 4px;
  font-size: 12px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 22px 0 64px;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -14%;
  right: -8%;
  width: 52%;
  height: 132%;
  background: linear-gradient(180deg, rgba(18, 51, 42, 0.85), rgba(11, 31, 25, 0.1));
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-contact .kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  flex: none;
}

.page-contact .kicker__no {
  color: var(--muted);
  letter-spacing: 0.1em;
}

.page-contact h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: clamp(30px, 6vw, 52px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .lead {
  max-width: 34em;
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .hero-jumps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 0 0 30px;
}

.page-contact .hero-jumps a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-contact .hero-jumps a:hover {
  color: var(--paper);
  border-color: var(--cyan);
}

/* ---------- 咨询类型选择器 ---------- */
.page-contact .consult-switch {
  position: relative;
}

.page-contact .type-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .consult-heading {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .type-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-contact .type-pill {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 51, 42, 0.45);
  color: var(--silver);
  font-size: 14px;
  line-height: 1.2;
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-contact .type-pill:hover {
  border-color: var(--teal);
  color: var(--paper);
}

.page-contact #ct-data:checked ~ .type-bar label[for="ct-data"],
.page-contact #ct-install:checked ~ .type-bar label[for="ct-install"],
.page-contact #ct-media:checked ~ .type-bar label[for="ct-media"],
.page-contact #ct-idea:checked ~ .type-bar label[for="ct-idea"] {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
  font-weight: 700;
}

.page-contact #ct-data:focus-visible ~ .type-bar label[for="ct-data"],
.page-contact #ct-install:focus-visible ~ .type-bar label[for="ct-install"],
.page-contact #ct-media:focus-visible ~ .type-bar label[for="ct-media"],
.page-contact #ct-idea:focus-visible ~ .type-bar label[for="ct-idea"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-panels {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.page-contact .prep-panel {
  display: none;
}

.page-contact #ct-data:checked ~ .prep-panels .prep-panel--data,
.page-contact #ct-install:checked ~ .prep-panels .prep-panel--install,
.page-contact #ct-media:checked ~ .prep-panels .prep-panel--media,
.page-contact #ct-idea:checked ~ .prep-panels .prep-panel--idea {
  display: block;
  animation: pc-fade-in 0.28s var(--ease);
}

.page-contact .prep-panel__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

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

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-contact .prep-no {
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 700;
  line-height: 0.95;
  color: var(--cyan);
}

.page-contact .prep-list h4 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .prep-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

@keyframes pc-fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 联系方式卡 ---------- */
.page-contact .reach {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(18, 51, 42, 0.92), rgba(6, 17, 14, 0.92));
  padding: 22px 20px 20px;
}

.page-contact .reach::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 56px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .reach__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0;
  color: var(--paper);
}

.page-contact .reach__hours {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

.page-contact .reach__hours::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(55, 245, 193, 0.16);
  flex: none;
}

.page-contact .reach-list {
  display: grid;
  gap: 12px;
}

.page-contact .reach-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(6, 17, 14, 0.55);
  transition: border-color 0.15s var(--ease), transform 0.15s var(--ease);
}

.page-contact .reach-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .reach-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .reach-card__value {
  font-family: var(--font-num);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .reach-card__value--mail {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.6vw, 16px);
  letter-spacing: 0;
  line-height: 1.4;
}

.page-contact .reach-card__value--addr {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .reach-card .copy-btn {
  justify-self: start;
  margin-top: 2px;
}

.page-contact .reach__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 适合找我们的四类问题 ---------- */
.page-contact .help-scope {
  padding: 64px 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .scope-head {
  max-width: 640px;
  margin-bottom: 32px;
}

.page-contact h2 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .scope-intro {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .scope-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  background: rgba(18, 51, 42, 0.35);
  transition: transform 0.15s var(--ease), border-color 0.15s var(--ease), background 0.15s var(--ease);
}

.page-contact .scope-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: rgba(18, 51, 42, 0.6);
}

.page-contact .scope-card__no {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 700;
  line-height: 0.9;
  color: var(--teal);
  transition: color 0.15s var(--ease);
}

.page-contact .scope-card:hover .scope-card__no {
  color: var(--cyan);
}

.page-contact .scope-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .scope-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .scope-card__tip {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--coral);
}

/* ---------- 回复流程 ---------- */
.page-contact .flow {
  padding: 64px 0;
}

.page-contact .flow__head {
  display: grid;
  gap: 16px;
  margin-bottom: 28px;
}

.page-contact .flow__note {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--teal);
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .flow__figure {
  margin: 0 0 28px;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

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

.page-contact .flow__figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  background: rgba(6, 17, 14, 0.55);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .flow-steps li {
  background: var(--ink);
  padding: 20px 18px;
}

.page-contact .flow-steps__no {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  line-height: 0.9;
  color: var(--cyan);
}

.page-contact .flow-steps h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .flow-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 地址与备案 ---------- */
.page-contact .registry {
  padding: 0 0 72px;
}

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

.page-contact .registry__text p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-contact .registry__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

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

.page-contact .registry-band {
  margin-top: 34px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .registry-band__item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .registry-band__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .registry-band__val {
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 640px) {
  .page-contact .scope-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .flow-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .registry-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr);
  }

  .page-contact .registry-band__item {
    padding: 18px 20px;
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-contact .registry-band__item:first-child {
    padding-left: 0;
  }

  .page-contact .registry-band__item:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 30px 0 80px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .page-contact .contact-hero__lead {
    grid-column: 1 / span 7;
  }

  .page-contact .reach {
    grid-column: 9 / span 4;
    margin-top: 44px;
  }

  .page-contact .flow__head {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
    align-items: end;
  }

  .page-contact .flow__intro {
    grid-column: 1 / span 6;
  }

  .page-contact .flow__note {
    grid-column: 8 / span 4;
  }

  .page-contact .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .registry__top {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .registry__text {
    grid-column: 1 / span 6;
  }

  .page-contact .registry__figure {
    grid-column: 8 / span 5;
  }
}

@media (min-width: 1080px) {
  .page-contact .scope-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .help-scope,
  .page-contact .flow {
    padding: 80px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .prep-panel,
  .page-contact .scope-card,
  .page-contact .reach-card,
  .page-contact .type-pill,
  .page-contact .hero-jumps a {
    animation: none !important;
    transition: none !important;
  }

  .page-contact .scope-card:hover,
  .page-contact .reach-card:hover {
    transform: none;
  }
}
<<<END>>>