.page-contact {
  --c-pad: clamp(52px, 7vw, 92px);
  --c-card-pad: clamp(20px, 3vw, 32px);
  --c-gap: clamp(20px, 3vw, 40px);
  background: var(--ink-deep);
  color: var(--white);
  overflow-x: clip;
}

.page-contact .visually-said {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-deep);
  padding: calc(var(--header-h) + 46px) 0 var(--c-pad);
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(112% 82% at 86% 16%, rgba(255, 217, 160, .22), rgba(10, 23, 48, 0) 62%),
    linear-gradient(178deg, rgba(10, 23, 48, .62) 0%, rgba(10, 23, 48, .9) 58%, var(--ink-deep) 100%);
}

.page-contact .contact-hero-inner {
  position: relative;
}

.page-contact .contact-hero .breadcrumb {
  margin: 0 0 22px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-contact .contact-hero h1 {
  margin: 14px 0 18px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 6.2vw, 58px);
  line-height: 1.12;
  letter-spacing: -.04em;
  color: var(--white);
}

.page-contact .contact-hero .lead {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .hero-facts span {
  position: relative;
  padding-left: 17px;
}

.page-contact .hero-facts span::before {
  content: "";
  position: absolute;
  left: 0;
  top: .52em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--orange);
}

/* ---------- 联系面板 ---------- */
.page-contact .contact-board {
  padding: var(--c-pad) 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .board-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 clamp(24px, 3vw, 36px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 30px);
  letter-spacing: -.03em;
}

.page-contact .board-title .num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--yellow);
}

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

.page-contact .channel-card {
  position: relative;
  overflow: hidden;
  padding: var(--c-card-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(158deg, var(--panel) 0%, var(--panel-deep) 100%);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 3px;
  background: linear-gradient(90deg, var(--blue) 0 25%, var(--white) 25% 50%, var(--red) 50% 75%, var(--yellow) 75% 100%);
}

.page-contact .channel-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .channel-value {
  margin: 8px 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.6vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  word-break: break-word;
}

.page-contact .channel-value--mail {
  color: var(--glow);
}

.page-contact .channel-value--tel {
  color: var(--orange);
  letter-spacing: .02em;
}

.page-contact .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-divider {
  height: 1px;
  margin: 22px 0;
  background: var(--line);
}

.page-contact .subject-card {
  margin-top: 18px;
  padding: var(--c-card-pad);
  border-left: 3px solid var(--yellow);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(17, 42, 77, .62);
}

.page-contact .subject-title {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .subject-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .subject-list li {
  display: grid;
  gap: 4px;
}

.page-contact .subject-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--blue-light);
}

.page-contact .subject-val {
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .channel-figure {
  margin: 20px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--panel-deep);
}

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

.page-contact .channel-figure .media-caption {
  padding: 12px 16px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

/* ---------- 右侧：需求分流 ---------- */
.page-contact .board-subtitle {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.8vw, 24px);
  letter-spacing: -.02em;
}

.page-contact .board-subtitle .num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--yellow);
}

.page-contact .route-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 20px;
}

.page-contact .route-picker a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(17, 42, 77, .55);
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-contact .route-picker a:hover,
.page-contact .route-picker a:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 138, 31, .14);
  color: var(--glow);
}

.page-contact .route-card {
  padding: var(--c-card-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 42, 77, .4);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: border-color .25s ease, background .25s ease, box-shadow .25s ease;
}

.page-contact .route-card + .route-card {
  margin-top: 14px;
}

.page-contact .route-card:target {
  border-color: var(--orange);
  background: linear-gradient(156deg, rgba(255, 138, 31, .16) 0%, rgba(17, 42, 77, .82) 68%);
  box-shadow: 0 0 0 1px rgba(255, 138, 31, .38);
}

.page-contact .route-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-contact .route-badge {
  flex: none;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: rgba(47, 107, 255, .22);
  border: 1px solid rgba(108, 155, 255, .5);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--blue-light);
}

.page-contact .route-head h4 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .route-desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .route-list {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-contact .route-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--white);
}

.page-contact .route-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

.page-contact .route-tip {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .route-tip a {
  color: var(--blue-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(108, 155, 255, .45);
}

.page-contact .route-tip a:hover,
.page-contact .route-tip a:focus-visible {
  color: var(--glow);
  border-bottom-color: var(--glow);
}

/* ---------- 处理流程 ---------- */
.page-contact .response-block {
  padding: var(--c-pad) 0 0;
}

.page-contact .response-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-contact .response-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4vw, 36px);
  letter-spacing: -.035em;
  line-height: 1.2;
}

.page-contact .response-head p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

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

.page-contact .response-steps li {
  position: relative;
  padding: var(--c-card-pad);
  background: var(--panel-deep);
}

.page-contact .response-steps li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--blue);
  opacity: .7;
}

.page-contact .response-steps li:nth-child(2)::before {
  background: var(--orange);
}

.page-contact .response-steps li:nth-child(3)::before {
  background: var(--green);
}

.page-contact .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--yellow);
  opacity: .85;
}

.page-contact .response-steps h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .response-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .response-steps a {
  color: var(--blue-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(108, 155, 255, .45);
}

.page-contact .response-steps a:hover,
.page-contact .response-steps a:focus-visible {
  color: var(--glow);
  border-bottom-color: var(--glow);
}

/* ---------- 常见场景 ---------- */
.page-contact .scenarios {
  padding: var(--c-pad) 0 0;
}

.page-contact .scenarios h2 {
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 3.4vw, 30px);
  letter-spacing: -.03em;
  line-height: 1.25;
}

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

.page-contact .scenario {
  display: grid;
  gap: 7px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .scenario-who {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .scenario-go {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .scenario-link {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 31, .45);
  padding-bottom: 2px;
}

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

/* ---------- 地址与备案 ---------- */
.page-contact .contact-footstrip {
  margin-top: var(--c-pad);
  border-top: 1px solid var(--line);
  background: var(--panel-deep);
}

.page-contact .footstrip-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px clamp(24px, 5vw, 72px);
  padding: 26px 0;
}

.page-contact .footstrip-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-contact .footstrip-label {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .footstrip-value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--white);
}

.page-contact .footstrip-value--mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 800px) {
  .page-contact .scenario {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr) auto;
    align-items: baseline;
    gap: clamp(16px, 3vw, 42px);
    padding: 24px 0;
  }

  .page-contact .scenario-link {
    justify-self: end;
  }
}

@media (min-width: 860px) {
  .page-contact .response-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-contact .board-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(30px, 4vw, 58px);
    align-items: start;
  }

  .page-contact .contact-hero h1 {
    max-width: 20ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .route-picker a,
  .page-contact .route-card {
    transition: none;
  }
}
<<<END>>>