.page-contact {
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .contact-hero {
  position: relative;
  padding-top: calc(var(--header-h) + 48px);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 78% 0%, rgba(34, 230, 210, 0.16), transparent 62%),
    radial-gradient(90% 70% at 0% 100%, rgba(255, 122, 26, 0.1), transparent 60%),
    var(--ink);
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
  mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.9), transparent 70%);
  -webkit-mask-image: linear-gradient(115deg, rgba(0, 0, 0, 0.9), transparent 70%);
}

.page-contact .contact-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
}

.page-contact .crumb-sep {
  margin: 0 8px;
  color: var(--slate);
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(2rem, 7.2vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 900;
  color: var(--mist);
}

.page-contact .contact-lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(0.98rem, 2.4vw, 1.05rem);
  line-height: 1.85;
  color: var(--warm-gray);
}

.page-contact .contact-lines {
  list-style: none;
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-line {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 6px 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .contact-line:hover {
  border-left-color: var(--orange);
  background: rgba(27, 42, 94, 0.78);
  transform: translateX(2px);
}

.page-contact .contact-line-label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-contact .contact-line-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.02rem, 4.2vw, 1.5rem);
  line-height: 1.4;
  color: var(--mist);
  word-break: break-all;
}

.page-contact .contact-line-value--text {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(0.95rem, 3.2vw, 1.05rem);
  line-height: 1.7;
  letter-spacing: 0;
}

.page-contact .contact-line-tag {
  grid-column: 1 / -1;
  justify-self: start;
  font-size: 11px;
}

.page-contact .contact-copy {
  align-self: end;
  font-size: 12px;
  padding: 8px 12px;
  white-space: nowrap;
}

.page-contact .contact-side {
  position: relative;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-deep);
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-side-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.page-contact .contact-map {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background: rgba(11, 18, 48, 0.72);
  border: 1px solid var(--line-soft);
}

.page-contact .map-coords {
  opacity: 0.4;
  transition: opacity 0.3s var(--ease);
}

.page-contact .contact-map:hover .map-coords,
.page-contact .contact-map:focus-within .map-coords {
  opacity: 1;
}

.page-contact .contact-side-note {
  margin: 16px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--warm-gray);
}

.page-contact .contact-head {
  margin-bottom: clamp(22px, 3.5vw, 34px);
}

.page-contact .contact-head .section-title {
  letter-spacing: -0.03em;
  line-height: 1.16;
}

/* 通道选择 */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .channel-card--main {
  background: linear-gradient(160deg, rgba(27, 42, 94, 0.92), rgba(11, 18, 48, 0.9));
  border-color: var(--line-strong);
}

.page-contact .channel-card--accent {
  background: linear-gradient(200deg, rgba(14, 107, 107, 0.42), rgba(17, 21, 28, 0.92));
}

.page-contact .channel-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .channel-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .channel-text {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--warm-gray);
}

.page-contact .channel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
}

.page-contact .channel-list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .channel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--orange);
  transform: skewX(-16deg);
}

.page-contact .channel-foot {
  margin: auto 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist-cyan);
  word-break: break-word;
}

/* 来件准备 */
.page-contact .contact-prep {
  padding-top: 0;
}

.page-contact .prep-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(22px, 4vw, 40px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(111, 127, 154, 0.09) 0 1px, transparent 1px 64px),
    var(--carbon);
}

.page-contact .prep-text {
  margin: 14px 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--warm-gray);
  max-width: 32em;
}

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

.page-contact .prep-step {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-contact .prep-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  margin-bottom: 6px;
}

.page-contact .prep-step-title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .prep-step-text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--warm-gray);
}

/* 地址 */
.page-contact .address-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-contact .address-block {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(34, 230, 210, 0.45);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(0deg, rgba(34, 230, 210, 0.07) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, rgba(34, 230, 210, 0.07) 0 1px, transparent 1px 26px),
    rgba(11, 18, 48, 0.86);
}

.page-contact .address-text {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.4vw, 1.24rem);
  font-weight: 700;
  line-height: 1.7;
  color: var(--mist-cyan);
}

.page-contact .address-note {
  margin: 14px 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--warm-gray);
  max-width: 34em;
}

.page-contact .address-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .address-media {
  margin: 0;
}

.page-contact .address-media .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

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

.page-contact .address-media .media-caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

/* 合作方向 */
.page-contact .contact-coop {
  padding-top: 0;
}

.page-contact .coop-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .coop-card {
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .coop-card--wide {
  background: linear-gradient(150deg, rgba(34, 230, 210, 0.14), rgba(11, 18, 48, 0.94) 62%);
  border-color: var(--line-strong);
}

.page-contact .coop-card--deep {
  background: linear-gradient(180deg, rgba(17, 21, 28, 0.95), rgba(27, 42, 94, 0.6));
}

.page-contact .coop-tag {
  align-self: flex-start;
  font-size: 11px;
}

.page-contact .coop-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .coop-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--warm-gray);
}

/* 响应节奏与路径 */
.page-contact .contact-response {
  padding-top: 0;
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
}

.page-contact .response-panel {
  padding: clamp(20px, 3.4vw, 32px);
  border-radius: var(--radius);
  background: var(--surface-deep);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-panel);
}

.page-contact .response-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .response-list li {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .response-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .response-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-contact .response-val {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .route-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-contact .route-card {
  display: grid;
  gap: 4px;
  padding: 18px 18px 18px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  border-left: 2px solid var(--slate);
  background: rgba(27, 42, 94, 0.42);
  text-decoration: none;
  transition: border-left-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .route-card:hover,
.page-contact .route-card:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(27, 42, 94, 0.8);
  transform: translateX(3px);
}

.page-contact .route-card--home {
  border-left-color: var(--orange);
}

.page-contact .route-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-contact .route-title {
  font-size: 1.02rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .route-desc {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--warm-gray);
}

@media (min-width: 720px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card--main {
    grid-column: span 2;
  }

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

  .page-contact .coop-card--wide {
    grid-column: span 2;
  }

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

  .page-contact .prep-panel {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-contact .prep-steps {
    gap: 18px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: clamp(40px, 5vw, 72px);
  }

  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr) minmax(0, 3fr);
    align-items: stretch;
  }

  .page-contact .channel-card--main {
    grid-column: auto;
  }

  .page-contact .address-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-contact .coop-band {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 0.9fr);
  }

  .page-contact .coop-card--wide {
    grid-column: auto;
  }

  .page-contact .response-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-contact .contact-line {
    padding: 20px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-line,
  .page-contact .route-card,
  .page-contact .map-coords {
    transition: none;
  }

  .page-contact .contact-line:hover,
  .page-contact .route-card:hover,
  .page-contact .route-card:focus-visible {
    transform: none;
  }
}
<<<END>>>