.page-contact .contact-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin: 26px 0 52px;
}

.page-contact .hero-panel {
  position: relative;
  padding: 34px 24px 30px;
  background: linear-gradient(155deg, #132238 0%, #0B1220 52%, #05070E 100%);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
  overflow: hidden;
}

.page-contact .hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(31, 51, 80, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(31, 51, 80, 0.5) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-contact .hero-panel::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 3px;
  height: 58%;
  background: linear-gradient(to bottom, var(--cyan), transparent);
}

.page-contact .hero-panel > * {
  position: relative;
  z-index: 1;
}

.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.14;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin: 14px 0 18px;
}

.page-contact .hero-lede {
  margin: 0 0 26px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-contact .hero-visual {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(26px 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%, 0 26px);
}

.page-contact .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-contact .contact-section {
  padding: 34px 0 50px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .section-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 4.2vw, 36px);
  letter-spacing: 0.07em;
  line-height: 1.22;
  color: var(--ink);
  margin: 10px 0 12px;
}

.page-contact .section-sub {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .body-copy {
  margin: 22px 0 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 分流卡片 ---------- */

.page-contact .route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-contact .route-card {
  --card-accent: var(--cyan);
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 18px 18px;
  background: var(--panel);
  border-top: 2px solid var(--card-accent);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-contact .route-card--acct {
  --card-accent: var(--amber);
}

.page-contact .route-card--biz {
  --card-accent: var(--violet);
}

.page-contact .route-index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--card-accent);
}

.page-contact .route-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.4;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.page-contact .route-card > p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .route-link {
  align-self: flex-start;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--card-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 200ms var(--ease);
}

.page-contact .route-link:hover,
.page-contact .route-link:focus-visible {
  border-bottom-color: currentColor;
}

.page-contact .route-prep {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-contact .route-prep > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
  transition: color 180ms var(--ease);
}

.page-contact .route-prep > summary::-webkit-details-marker {
  display: none;
}

.page-contact .route-prep > summary::after {
  content: "+";
  font-size: 15px;
  line-height: 1;
  color: var(--card-accent);
}

.page-contact .route-prep[open] > summary::after {
  content: "−";
}

.page-contact .route-prep > summary:hover {
  color: var(--ink);
}

.page-contact .prep-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 1px;
  background: var(--card-accent, var(--cyan));
}

.page-contact .prep-list--biz li::before {
  background: var(--violet);
}

/* ---------- 信息条 ---------- */

.page-contact .info-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 26px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .info-item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.page-contact .info-item:last-child {
  border-bottom: 0;
}

.page-contact .info-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .info-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 链接胶囊 ---------- */

.page-contact .link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .link-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border: 1px solid rgba(0, 229, 208, 0.4);
  background: rgba(0, 229, 208, 0.05);
  transition: background-color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-contact .link-pill:hover,
.page-contact .link-pill:focus-visible {
  background: rgba(0, 229, 208, 0.13);
  border-color: var(--cyan);
}

/* ---------- 联系渠道列表 ---------- */

.page-contact .channel-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel-item {
  --channel-accent: var(--cyan);
  display: grid;
  gap: 6px;
  padding: 18px 0 18px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid var(--channel-accent);
}

.page-contact .channel-item--amber {
  --channel-accent: var(--amber);
}

.page-contact .channel-item--violet {
  --channel-accent: var(--violet);
}

.page-contact .channel-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--channel-accent);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.03em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 合作 ---------- */

.page-contact .partner-note {
  margin-top: 8px;
  max-width: 44em;
}

.page-contact .partner-req {
  margin-top: 26px;
  padding: 20px 18px 18px;
  background: linear-gradient(152deg, rgba(124, 92, 255, 0.12), rgba(11, 18, 32, 0.9));
  border-left: 2px solid var(--violet);
}

.page-contact .partner-req-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--violet);
}

/* ---------- 地址 ---------- */

.page-contact .address-card {
  margin-top: 26px;
  padding: 24px 20px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
}

.page-contact .address-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .address-value {
  margin: 12px 0 16px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .address-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .visit-figure {
  margin: 32px 0 0;
}

.page-contact .visit-figure .figure-frame {
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .visit-figure img {
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  display: block;
}

.page-contact .visit-figure .figure-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 目录 ---------- */

.page-contact .split-aside .toc {
  margin-top: 34px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .info-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .info-item {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-contact .info-item:last-child {
    border-right: 0;
  }

  .page-contact .channel-item {
    grid-template-columns: 132px minmax(0, 1fr);
    grid-template-areas:
      "tag value"
      "tag note";
    align-items: baseline;
    column-gap: 24px;
    row-gap: 6px;
    padding: 20px 0 20px 20px;
  }

  .page-contact .channel-tag {
    grid-area: tag;
  }

  .page-contact .channel-value {
    grid-area: value;
  }

  .page-contact .channel-note {
    grid-area: note;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 44px;
    align-items: center;
    margin-bottom: 64px;
  }

  .page-contact .hero-panel {
    padding: 46px 40px 42px;
  }

  .page-contact .contact-section {
    padding: 46px 0 64px;
  }
}

@media (min-width: 960px) {
  .page-contact .split-aside .toc {
    position: sticky;
    top: 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .route-link,
  .page-contact .link-pill,
  .page-contact .route-prep > summary {
    transition: none;
  }
}