.page-contact {
  background: var(--ink);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 5vw, 40px) 0 clamp(40px, 7vw, 78px);
  overflow: hidden;
  background:
    radial-gradient(880px 420px at 84% 6%, rgba(53, 240, 192, .13), transparent 62%),
    radial-gradient(680px 360px at 4% 94%, rgba(255, 138, 61, .10), transparent 60%),
    var(--ink);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: 0;
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--steel));
  transform: skewX(-28deg);
  pointer-events: none;
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: end;
}

.page-contact .hero-copy h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.6vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.012em;
  color: var(--text);
}

.page-contact .hero-copy .lede {
  color: var(--text-dim);
  font-size: clamp(14px, 1.9vw, 17px);
  line-height: 1.8;
  max-width: 40em;
}

.page-contact .hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-note {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-mute);
}

.page-contact .hero-visual {
  position: relative;
  margin: 0;
  background: var(--ink-2);
  clip-path: var(--cut);
  isolation: isolate;
}

.page-contact .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(.85) contrast(1.06);
  opacity: .94;
}

.page-contact .hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(53, 240, 192, .07) 0 1px, transparent 1px 4px),
    linear-gradient(158deg, rgba(7, 12, 26, .08), rgba(7, 12, 26, .74));
}

.page-contact .hero-visual figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--teal);
}

/* ---------- 双入口 ---------- */
.page-contact .contact-entry {
  padding: clamp(38px, 6vw, 66px) 0;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
}

.page-contact .entry-title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 32px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
}

.page-contact .entry-title::after {
  content: "";
  flex: 1 1 auto;
  min-width: 24px;
  height: 1px;
  background: var(--line);
}

.page-contact .entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3.4vw, 34px);
  background: var(--ink);
  clip-path: var(--cut);
  box-shadow: inset 0 0 0 1px var(--steel);
  transition: box-shadow .24s var(--ease);
}

.page-contact .entry--teal { --accent: var(--teal); }
.page-contact .entry--orange { --accent: var(--orange); }

.page-contact .entry::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46%;
  height: 3px;
  background: var(--accent);
}

.page-contact .entry:hover {
  box-shadow: inset 0 0 0 1px var(--accent);
}

.page-contact .entry-num {
  font-family: var(--font-mono);
  font-size: clamp(34px, 6vw, 48px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--accent);
  opacity: .92;
}

.page-contact .entry h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.8vw, 25px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
}

.page-contact .entry p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

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

.page-contact .entry-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

.page-contact .entry-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 2px;
  background: var(--accent);
  transform: skewX(-24deg);
}

.page-contact .entry-mail {
  margin-top: 4px;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: clamp(12.5px, 2vw, 15px);
  letter-spacing: .01em;
  color: var(--accent);
  word-break: break-all;
  background: rgba(255, 255, 255, .045);
  border-left: 2px solid var(--accent);
  clip-path: var(--cut-sm);
}

.page-contact .entry .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-tracks {
  padding: clamp(40px, 7vw, 80px) 0;
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
  border-top: 1px solid var(--line-soft);
}

.page-contact .tracks-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .tracks-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 36px);
  font-weight: 800;
  line-height: 1.18;
  color: var(--text);
}

.page-contact .tracks-lede {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .track-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  clip-path: var(--cut);
}

.page-contact .track {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink);
  transition: background .22s var(--ease);
}

.page-contact .track:hover {
  background: var(--steel-soft);
}

.page-contact .track-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-contact .track h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .track p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-channels {
  padding: clamp(40px, 7vw, 80px) 0;
}

.page-contact .channels-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .channels-main h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.18;
  color: var(--text);
}

.page-contact .channel-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-contact .channel-card {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--steel-soft);
  clip-path: var(--cut-sm);
  box-shadow: inset 0 0 0 1px var(--steel);
  transition: box-shadow .2s var(--ease), transform .2s var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--teal);
}

.page-contact .channel-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--text-mute);
}

.page-contact .channel-value {
  margin: 8px 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 18px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--teal);
  word-break: break-all;
}

.page-contact .channel-card--wide .channel-value {
  color: var(--orange);
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-mute);
}

.page-contact .channels-visual {
  margin: 0;
  clip-path: var(--cut);
  box-shadow: inset 0 0 0 1px var(--steel);
}

.page-contact .channels-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  opacity: .92;
}

/* ---------- 推进流程 ---------- */
.page-contact .contact-flow {
  padding: clamp(40px, 7vw, 80px) 0;
  background:
    radial-gradient(620px 260px at 10% 0%, rgba(53, 240, 192, .11), transparent 66%),
    var(--pitch);
  border-top: 1px solid rgba(53, 240, 192, .18);
  border-bottom: 1px solid rgba(53, 240, 192, .18);
}

.page-contact .contact-flow h2 {
  margin: 0 0 clamp(20px, 3vw, 34px);
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.18;
  color: var(--text);
}

.page-contact .flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  position: relative;
  padding: 32px 16px 18px;
  background: rgba(7, 12, 26, .64);
  clip-path: var(--cut-sm);
  box-shadow: inset 0 0 0 1px rgba(53, 240, 192, .2);
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), rgba(53, 240, 192, 0));
  transform: skewX(-28deg);
  transform-origin: left center;
}

.page-contact .flow-num {
  position: absolute;
  top: 2px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: rgba(53, 240, 192, .17);
}

.page-contact .flow-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--teal);
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 联系地址 ---------- */
.page-contact .contact-place {
  padding: clamp(40px, 7vw, 80px) 0;
  background: var(--ink);
}

.page-contact .place-card {
  position: relative;
  padding: clamp(24px, 4vw, 44px);
  background: var(--paper);
  color: var(--ink-2);
  clip-path: var(--cut);
}

.page-contact .place-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-contact .place-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: #9A6B2E;
}

.page-contact .place-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--ink);
}

.page-contact .place-address {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.6vw, 22px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .place-desc {
  margin: 0 0 22px;
  max-width: 50em;
  font-size: 14px;
  line-height: 1.75;
  color: #4A5568;
}

.page-contact .place-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid rgba(17, 27, 48, .18);
}

.page-contact .place-meta > div {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-contact .place-meta dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: #7A6448;
}

.page-contact .place-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  word-break: break-all;
}

.page-contact .place-foot {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .place-foot a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 192, .42);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-contact .place-foot a:hover,
.page-contact .place-foot a:focus-visible {
  color: var(--paper-2);
  border-bottom-color: var(--paper-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-contact .channel-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card--wide {
    grid-column: 1 / -1;
  }

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

@media (min-width: 760px) {
  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
  }

  .page-contact .entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .tracks-head {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: end;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-contact .tracks-lede {
    padding-bottom: 6px;
  }
}

@media (min-width: 900px) {
  .page-contact .channels-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .entry,
  .page-contact .channel-card,
  .page-contact .track,
  .page-contact .place-foot a {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}