.page-contact .contact-hero {
  display: grid;
  gap: var(--space-5);
  padding-block: var(--space-4) var(--space-6);
  align-items: center;
}

.page-contact .contact-hero__copy {
  min-width: 0;
}

.page-contact .contact-lead {
  margin: var(--space-4) 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 2.6vw, 1.1rem);
  line-height: 1.8;
  color: var(--slate-400);
}

.page-contact .contact-hero .btn-row {
  margin-top: var(--space-4);
}

.page-contact .hero-facts {
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  font-size: 0.9rem;
  color: var(--slate-400);
}

.page-contact .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: 0.45rem;
  border-top: 1px solid var(--line-600);
}

.page-contact .hero-facts .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--mint-400);
  min-width: 2.6ch;
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  padding: 0.7rem;
  border: 1px solid var(--line-600);
  border-radius: var(--radius-l);
  background:
    radial-gradient(90% 70% at 100% 0%, rgba(110, 242, 200, 0.16), transparent 60%),
    linear-gradient(165deg, var(--pitch-800), var(--pitch-950) 72%);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.page-contact .contact-hero__figure::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(45, 74, 64, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(45, 74, 64, 0.55) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(80% 80% at 20% 10%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(80% 80% at 20% 10%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  top: 18px;
  right: 18px;
  width: 34px;
  height: 34px;
  border-top: 2px solid var(--amber-400);
  border-right: 2px solid var(--amber-400);
  border-radius: 2px;
  pointer-events: none;
}

.page-contact .contact-hero__figure .media {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__caption {
  position: relative;
  z-index: 1;
  margin-top: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--slate-400);
}

.page-contact .section-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  max-width: 60ch;
}

.page-contact .section-note {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--slate-400);
}

/* 联系渠道 */
.page-contact .channel-grid {
  display: grid;
  gap: var(--space-4);
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-l);
  min-width: 0;
}

.page-contact .channel .chip {
  align-self: flex-start;
  margin: 0 0 var(--space-1);
}

.page-contact .channel__title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--slate-400);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.15rem, 4.6vw, 1.75rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--mint-200);
  overflow-wrap: anywhere;
}

.page-contact .channel__value--addr {
  font-size: clamp(1rem, 3.6vw, 1.3rem);
  color: var(--paper-100);
}

.page-contact .channel--mail .channel__value {
  color: var(--ink-700);
}

.page-contact .channel--mail .channel__title {
  color: var(--ink-700);
  opacity: 0.7;
}

.page-contact .channel .copy-btn {
  align-self: flex-start;
  margin-top: var(--space-1);
}

.page-contact .channel__note {
  margin: var(--space-2) 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-contact .channel--mail .channel__note {
  color: var(--ink-700);
  opacity: 0.82;
}

/* 适用场景 */
.page-contact .scenes__grid {
  display: grid;
  gap: var(--space-5);
  align-items: start;
}

.page-contact .scenes__list {
  min-width: 0;
}

.page-contact .scene-item {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-top: 1px solid var(--line-600);
}

.page-contact .scene-item__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--amber-400);
  padding-top: 0.2rem;
}

.page-contact .scene-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--paper-100);
}

.page-contact .scene-item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-contact .scenes__figure {
  margin: 0;
  padding: 0.7rem;
  border: 1px solid var(--line-600);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, var(--pitch-900), var(--pitch-950));
}

/* 回复节奏 */
.page-contact .reply-card {
  padding: var(--space-4);
  border-radius: var(--radius-l);
  min-width: 0;
}

.page-contact .reply-card__title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--paper-100);
}

.page-contact .card--paper .reply-card__title {
  color: var(--ink-700);
}

.page-contact .reply-list {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-contact .reply-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-contact .reply-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--mint-400);
}

.page-contact .reply-list--ink li {
  color: var(--ink-700);
  opacity: 0.86;
}

.page-contact .reply-list--ink li::before {
  background: var(--amber-400);
}

.page-contact .reply-card .card__note {
  margin-top: var(--space-4);
}

.page-contact .card--paper .btn-row {
  margin-top: var(--space-4);
}

/* 内容合作 */
.page-contact .coop__panel {
  position: relative;
  padding: var(--space-5) var(--space-4);
  border: 1px solid var(--line-600);
  border-radius: var(--radius-l);
  background:
    radial-gradient(110% 130% at 100% 0%, rgba(110, 242, 200, 0.18), transparent 58%),
    radial-gradient(80% 100% at 0% 100%, rgba(255, 181, 71, 0.12), transparent 62%),
    linear-gradient(180deg, var(--pitch-900), var(--pitch-950));
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.page-contact .coop__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--mint-400), var(--amber-400) 65%, transparent);
}

.page-contact .coop__head {
  max-width: 62ch;
}

.page-contact .coop__lead {
  margin: var(--space-3) 0 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--slate-400);
}

.page-contact .coop__list {
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-contact .coop__list li {
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  border-left: 2px solid var(--line-600);
  background: rgba(16, 53, 43, 0.55);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  transition: border-color 0.25s var(--ease);
}

.page-contact .coop__list li:hover,
.page-contact .coop__list li:focus-within {
  border-left-color: var(--mint-400);
}

.page-contact .coop__list h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--amber-200);
}

.page-contact .coop__list p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--slate-400);
}

.page-contact .coop__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* 常用入口 */
.page-contact .next-links {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-contact .next-links a {
  display: block;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--line-600);
  border-radius: var(--radius-m);
  font-size: 0.94rem;
  color: var(--paper-100);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease),
    background-color 0.2s var(--ease);
}

.page-contact .next-links a:hover,
.page-contact .next-links a:focus-visible {
  border-color: var(--mint-400);
  color: var(--mint-200);
  background-color: rgba(16, 53, 43, 0.7);
}

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

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

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    gap: var(--space-6);
    padding-block: var(--space-5) var(--space-7);
  }

  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .page-contact .channel--mail {
    grid-column: 1;
    grid-row: 1 / span 2;
    justify-content: center;
  }

  .page-contact .channel--phone {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .channel--addr {
    grid-column: 2;
    grid-row: 2;
  }

  .page-contact .scenes__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: var(--space-6);
  }

  .page-contact .scenes__figure {
    position: sticky;
    top: calc(var(--header-h) + var(--space-4));
  }

  .page-contact .coop__panel {
    padding: var(--space-6) var(--space-6) var(--space-5);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop__list li,
  .page-contact .next-links a {
    transition: none;
  }
}
<<<END>>>