.page-contact {
  --pc-line: rgba(242, 245, 247, 0.09);
  --pc-line-strong: rgba(242, 245, 247, 0.18);
  --pc-lime-soft: rgba(198, 255, 0, 0.10);
  --pc-shadow: 0 20px 40px rgba(0, 0, 0, 0.42);
  background: var(--ink);
  color: var(--white);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-contact .crumbs {
  padding-block: 22px 6px;
}

.page-contact .section {
  padding-block: 52px;
  position: relative;
}

.page-contact h1 {
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}

.page-contact h2 {
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

.page-contact h3 {
  font-size: clamp(16px, 3vw, 19px);
  line-height: 1.35;
  font-weight: 700;
  margin: 0 0 8px;
}

.page-contact .lede {
  font-size: clamp(14px, 2.4vw, 16px);
  line-height: 1.8;
  color: var(--steel);
  margin: 0;
}

.page-contact .section-head {
  max-width: 720px;
}

.page-contact .hl {
  color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 26px;
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -40% 40%;
  height: 320px;
  background: radial-gradient(closest-side, rgba(198, 255, 0, 0.12), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

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

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

.page-contact .hero-copy .eyebrow {
  color: var(--lime);
}

.page-contact .hero-copy .btn-row {
  margin-top: 22px;
}

.page-contact .hero-media {
  position: relative;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pc-line-strong);
  background: var(--panel);
  box-shadow: var(--pc-shadow);
}

.page-contact .hero-media::before {
  content: "C-00";
  position: absolute;
  top: -1px;
  right: -1px;
  padding: 4px 9px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-contact .hero-media img,
.page-contact .flow-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--pc-line);
}

.page-contact .media-caption {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--steel);
  padding-top: 9px;
}

/* ---------- 联络坐标 ---------- */
.page-contact .coord-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-contact .coord-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  background: var(--panel);
  border: 1px solid var(--pc-line-strong);
  box-shadow: var(--pc-shadow);
}

.page-contact .coord-card--primary {
  background:
    linear-gradient(135deg, rgba(198, 255, 0, 0.10), rgba(0, 224, 184, 0.05)),
    var(--panel);
  border-color: rgba(198, 255, 0, 0.38);
}

.page-contact .coord-idx {
  display: block;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--pc-line-strong);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-contact .coord-label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--steel);
}

.page-contact .coord-en {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .coord-value {
  display: block;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
  text-decoration: none;
  word-break: break-word;
  overflow-wrap: anywhere;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--pc-line-strong);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .coord-card--primary .coord-value {
  font-size: clamp(17px, 4.6vw, 28px);
  color: var(--lime);
  border-color: rgba(198, 255, 0, 0.4);
}

.page-contact .coord-value--plain {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .coord-value:hover,
.page-contact .coord-value:focus-visible {
  color: var(--lime-hi);
  border-color: var(--lime);
  outline: none;
}

.page-contact .coord-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .coord-footnote {
  margin: 20px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--lime);
  background: var(--pc-lime-soft);
  font-size: 13px;
  line-height: 1.75;
  color: var(--white);
}

/* ---------- 问题反馈流程 ---------- */
.page-contact .flow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .flow-media {
  position: relative;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pc-line-strong);
  background: var(--panel);
}

.page-contact .flow-media::before {
  content: "TRACK";
  position: absolute;
  top: -1px;
  left: -1px;
  padding: 4px 9px;
  background: var(--purple);
  color: var(--white);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.page-contact .flow-track {
  list-style: none;
  position: relative;
  margin: 30px 0 0;
  padding: 0 0 0 34px;
}

.page-contact .flow-track::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--lime), rgba(198, 255, 0, 0.10));
}

.page-contact .flow-step {
  position: relative;
  padding: 0 0 26px;
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
}

.page-contact .flow-node {
  position: absolute;
  left: -34px;
  top: 0;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  background: var(--ink);
  border: 2px solid var(--lime);
  color: var(--lime);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
}

/* ---------- 合作对接 ---------- */
.page-contact .partner-grid {
  margin-top: 28px;
  gap: 16px;
}

.page-contact .partner-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px;
  background: var(--panel-2);
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--purple);
}

.page-contact .partner-card:nth-child(2) {
  border-top-color: var(--cyan);
}

.page-contact .partner-card:nth-child(3) {
  border-top-color: var(--lime);
}

.page-contact .partner-code {
  align-self: flex-start;
  padding: 3px 8px;
  border: 1px solid var(--pc-line-strong);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
}

/* ---------- 回复节奏 ---------- */
.page-contact .followup-panel {
  padding: 26px 20px;
  background: var(--panel);
  border: 1px solid var(--pc-line-strong);
  box-shadow: var(--pc-shadow);
}

.page-contact .sla-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 30px;
}

.page-contact .sla-item {
  position: relative;
  padding-top: 18px;
  border-top: 2px solid var(--pc-line-strong);
}

.page-contact .sla-item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 38px;
  height: 2px;
  background: var(--lime);
}

.page-contact .sla-num {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: clamp(18px, 3.4vw, 22px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lime);
}

.page-contact .sla-item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px dashed var(--pc-line-strong);
}

.page-contact .next-link {
  display: block;
  padding: 12px 14px;
  background: var(--ink);
  border: 1px solid var(--pc-line);
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-contact .next-link:hover,
.page-contact .next-link:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  transform: translateX(4px);
  outline: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .section {
    padding-block: 72px;
  }

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

  .page-contact .coord-card--primary {
    grid-column: 1 / -1;
  }

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

@media (min-width: 960px) {
  .page-contact .section {
    padding-block: 92px;
  }

  .page-contact .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 46px;
    align-items: end;
  }

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

  .page-contact .coord-card--primary {
    grid-column: 1 / -1;
  }

  .page-contact .flow-grid {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 52px;
    align-items: start;
  }

  .page-contact .flow-media {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
  }

  .page-contact .followup-panel {
    padding: 42px 38px;
  }

  .page-contact .sla-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .coord-value,
  .page-contact .next-link {
    transition: none;
  }

  .page-contact .next-link:hover,
  .page-contact .next-link:focus-visible {
    transform: none;
  }
}