.page-contact {
  --card-pad: clamp(18px, 2.6vw, 30px);
  --card-gap: clamp(12px, 1.6vw, 18px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

.page-contact .sec {
  padding-block: clamp(36px, 5vw, 76px);
}

.page-contact .hero-sec {
  padding-top: clamp(18px, 3vw, 34px);
  background:
    radial-gradient(900px 420px at 82% -8%, rgba(53, 224, 208, 0.10), transparent 62%),
    radial-gradient(700px 380px at 6% 12%, rgba(23, 201, 100, 0.10), transparent 66%);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 clamp(18px, 3vw, 30px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-contact .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
  align-items: stretch;
}

.page-contact .hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-contact .hero-copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-contact .hero-lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.82);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.page-contact .hero-foot {
  margin: 2px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .hero-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
  transition: border-color 160ms ease, color 160ms ease;
}

.page-contact .hero-foot a:hover,
.page-contact .hero-foot a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--paper);
}

/* 坐标卡 */
.page-contact .coord-card {
  position: relative;
  min-width: 0;
  padding: var(--card-pad);
  background: linear-gradient(155deg, rgba(13, 36, 54, 0.96), rgba(10, 42, 34, 0.94));
  border: 1px solid var(--line-strong);
  clip-path: var(--cut-panel);
  overflow: hidden;
  transition: border-color 160ms ease;
}

.page-contact .coord-card:hover {
  border-color: rgba(23, 201, 100, 0.55);
}

.page-contact .coord-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.85);
  pointer-events: none;
}

.page-contact .coord-inner {
  position: relative;
  z-index: 1;
}

.page-contact .coord-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .coord-head .status-lamp {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-contact .coord-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-contact .coord-list {
  margin: 0;
  padding: 0;
}

.page-contact .coord-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-block: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .coord-row--last {
  border-bottom: 0;
  padding-bottom: 2px;
}

.page-contact .coord-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .coord-value {
  margin: 0;
  font-size: clamp(15px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .coord-link {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.45);
  transition: color 160ms ease, border-color 160ms ease;
}

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

.page-contact .coord-value.num {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.page-contact .selectable {
  user-select: all;
}

/* 索引条 */
.page-contact .jump-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(20px, 3vw, 34px);
  padding-top: clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--line);
}

.page-contact .jump-link {
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
  background: rgba(13, 36, 54, 0.7);
  border: 1px solid var(--line);
  clip-path: var(--cut-tag);
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-contact .jump-link:hover,
.page-contact .jump-link:focus-visible,
.page-contact .jump-link[aria-current="true"] {
  color: var(--paper);
  border-color: var(--green);
  background: var(--green-veil);
}

/* ---------- 章节头 ---------- */
.page-contact .sec-head {
  max-width: 78ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .sec-head--wide {
  max-width: 88ch;
}

.page-contact .sec-head h2,
.page-contact .route-body h2,
.page-contact .cta-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-contact .sec-lede {
  margin: 0;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.74);
}

/* ---------- 合作方式 ---------- */
.page-contact .types-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
}

.page-contact .type-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: var(--card-pad);
  background: linear-gradient(160deg, rgba(13, 36, 54, 0.94), rgba(8, 24, 38, 0.94));
  border: 1px solid var(--line);
  clip-path: var(--cut-panel);
  transition: border-color 160ms ease, transform 160ms ease, background 160ms ease;
}

.page-contact .type-card:hover {
  border-color: rgba(23, 201, 100, 0.5);
  transform: translateY(-2px);
}

.page-contact .type-card--wide {
  background:
    linear-gradient(160deg, rgba(23, 201, 100, 0.09), rgba(8, 24, 38, 0.95) 62%),
    var(--ink-2);
}

.page-contact .type-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 2px;
}

.page-contact .type-idx {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--green);
  font-variant-numeric: tabular-nums;
}

.page-contact .type-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .type-body {
  margin: 0;
  font-size: clamp(14px, 1.4vw, 15px);
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.76);
}

.page-contact .type-link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.35);
  transition: border-color 160ms ease, color 160ms ease;
}

.page-contact .type-link:hover,
.page-contact .type-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--green);
}

/* ---------- 流程 ---------- */
.page-contact .route-sec {
  background: linear-gradient(180deg, rgba(13, 36, 54, 0.55), rgba(8, 24, 38, 0));
}

.page-contact .route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3.4vw, 40px);
  align-items: start;
}

.page-contact .route-figure {
  position: relative;
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line-strong);
  clip-path: var(--cut-media);
  overflow: hidden;
  background: var(--ink-2);
}

.page-contact .route-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .route-figure figcaption {
  position: absolute;
  left: 12px;
  bottom: 10px;
  color: var(--paper);
  background: rgba(8, 24, 38, 0.72);
  padding: 4px 8px;
}

.page-contact .route-body {
  min-width: 0;
}

.page-contact .route-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-item {
  position: relative;
  padding-left: 40px;
  padding-bottom: clamp(18px, 2.4vw, 26px);
}

.page-contact .route-item::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 18px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--line-strong), rgba(141, 163, 181, 0.08));
}

.page-contact .route-item--last::before {
  display: none;
}

.page-contact .route-dot {
  position: absolute;
  left: 0;
  top: 5px;
  width: 19px;
  height: 19px;
  background: var(--ink);
  border: 2px solid var(--amber);
  transform: rotate(45deg);
  transition: background 160ms ease, border-color 160ms ease;
}

.page-contact .route-item:hover .route-dot {
  background: var(--amber);
}

.page-contact .route-step {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
  margin-bottom: 4px;
}

.page-contact .route-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(18px, 2.1vw, 22px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-contact .route-text {
  margin: 0;
  font-size: clamp(14px, 1.4vw, 15px);
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.74);
}

/* ---------- 适合谁 ---------- */
.page-contact .who-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
}

.page-contact .who-card {
  min-width: 0;
  padding: var(--card-pad);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--green);
  transition: background 160ms ease, border-color 160ms ease;
}

.page-contact .who-card:hover {
  background: rgba(23, 201, 100, 0.07);
  border-color: rgba(23, 201, 100, 0.5);
}

.page-contact .who-num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-contact .who-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.25;
  color: var(--paper);
}

.page-contact .who-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.72);
}

/* ---------- 常见问题 ---------- */
.page-contact .faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  align-items: start;
}

.page-contact .faq-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.page-contact .faq-item {
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: var(--cut-tag);
  transition: border-color 160ms ease;
}

.page-contact .faq-item:hover {
  border-color: rgba(53, 224, 208, 0.45);
}

.page-contact .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-weight: 700;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.55;
  color: var(--paper);
  list-style: none;
}

.page-contact .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--green);
  transition: transform 160ms ease;
}

.page-contact .faq-item[open] summary::after {
  content: "−";
}

.page-contact .faq-item[open] {
  border-color: rgba(23, 201, 100, 0.45);
}

.page-contact .faq-body {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.74);
}

.page-contact .faq-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
}

.page-contact .faq-body a:hover,
.page-contact .faq-body a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--paper);
}

/* ---------- 行动召唤 ---------- */
.page-contact .cta-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 34px);
  padding: clamp(22px, 4vw, 48px);
  background:
    radial-gradient(560px 240px at 88% 0%, rgba(53, 224, 208, 0.16), transparent 70%),
    linear-gradient(135deg, rgba(23, 201, 100, 0.16), rgba(13, 36, 54, 0.96) 58%);
  border: 1px solid var(--line-strong);
  clip-path: var(--cut-panel);
}

.page-contact .cta-copy {
  min-width: 0;
}

.page-contact .cta-text {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.8;
  color: rgba(244, 248, 251, 0.8);
}

.page-contact .cta-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;
}

.page-contact .cta-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.page-contact .cta-note.num {
  font-family: var(--font-mono);
  color: rgba(244, 248, 251, 0.86);
  letter-spacing: 0.02em;
}

.page-contact .cta-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
}

.page-contact .cta-note a:hover,
.page-contact .cta-note a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--paper);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 760px) {
  .page-contact .coord-row {
    grid-template-columns: 96px 1fr;
    align-items: baseline;
    gap: 14px;
  }

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

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

  .page-contact .cta-panel {
    grid-template-columns: 1.4fr 1fr;
    align-items: center;
  }

  .page-contact .cta-actions {
    align-items: flex-start;
  }
}

@media (min-width: 960px) {
  .page-contact .hero-grid {
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }

  .page-contact .route-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-contact .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 28px;
  }

  .page-contact .faq-col {
    gap: 14px;
  }

  .page-contact .faq-col--b {
    margin-top: 34px;
  }

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

@media (min-width: 1080px) {
  .page-contact .types-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .type-card--wide {
    grid-column: span 7;
  }

  .page-contact .type-card--narrow {
    grid-column: span 5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-card,
  .page-contact .jump-link,
  .page-contact .faq-item summary::after,
  .page-contact .route-dot {
    transition: none;
  }

  .page-contact .type-card:hover {
    transform: none;
  }
}
<<<END>>>