.page-contact {
  --c-radius: 13px 4px 13px 4px;
  --c-radius-sm: 9px 3px 9px 3px;
  color: var(--paper);
  background: var(--ink-900);
  overflow-x: hidden;
}

.page-contact a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.75rem 0 2.75rem;
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(57, 230, 208, 0.16), transparent 58%),
    radial-gradient(90% 90% at 0% 100%, rgba(255, 107, 74, 0.14), transparent 62%),
    linear-gradient(165deg, var(--ink-800) 0%, var(--ink-900) 74%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__art {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: 0.24;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-contact .contact-hero__inner {
  position: relative;
}

.page-contact .contact-hero__eyebrow {
  margin: 1.25rem 0 0.6rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral-soft);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-size: clamp(1.8rem, 6.6vw, 3.1rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
  max-width: 22ch;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .chip {
  padding: 0.32rem 0.72rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--aqua);
  border: 1px solid rgba(57, 230, 208, 0.32);
  border-radius: var(--c-radius-sm);
  background: rgba(57, 230, 208, 0.06);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

/* ---------- 通用章节头 ---------- */
.page-contact .section-head {
  margin-bottom: 1.5rem;
}

.page-contact .eyebrow {
  margin: 0 0 0.4rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aqua);
}

.page-contact .section-head__title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.3rem, 4.4vw, 1.85rem);
  line-height: 1.35;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .section-head__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 联系信息 + 流程 ---------- */
.page-contact .contact-direct {
  padding: 2.5rem 0;
}

.page-contact .contact-layout {
  display: grid;
  gap: 2.25rem;
}

.page-contact .contact-console {
  position: relative;
  overflow: hidden;
  padding: 1.35rem 1.25rem 1.5rem;
  background: linear-gradient(180deg, rgba(11, 42, 61, 0.96), rgba(6, 24, 38, 0.96));
  border: 1px solid rgba(57, 230, 208, 0.26);
  border-radius: var(--c-radius);
  box-shadow: 0 18px 42px rgba(2, 12, 20, 0.45);
}

.page-contact .contact-console::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral), var(--aqua) 62%, transparent);
}

.page-contact .contact-console__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-console__status {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--aqua);
}

.page-contact .contact-console__title {
  margin: 0 0 0.35rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--paper);
}

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

.page-contact .info-item {
  position: relative;
  display: grid;
  gap: 0.22rem;
  padding: 0.85rem 0 0.85rem 0.85rem;
  border-top: 1px solid var(--line-soft);
}

.page-contact .info-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9rem;
  bottom: 0.9rem;
  width: 2px;
  background: var(--aqua);
  opacity: 0.28;
  transition: opacity 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .info-item:hover::before,
.page-contact .info-item:focus-within::before {
  opacity: 1;
  background: var(--coral);
}

.page-contact .info-item__label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .info-item__value {
  font-family: var(--mono);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .info-item__use {
  font-size: 0.79rem;
  line-height: 1.65;
  color: var(--mist);
  opacity: 0.62;
  transition: opacity 0.3s var(--ease), color 0.3s var(--ease);
}

.page-contact .info-item:hover .info-item__use,
.page-contact .info-item:focus-within .info-item__use {
  opacity: 1;
  color: var(--coral-soft);
}

.page-contact .contact-console__note {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line);
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--mist);
}

/* 时间线 */
.page-contact .flow-list {
  position: relative;
  margin: 0 0 0 0.85rem;
  padding: 0 0 0 1.85rem;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-contact .flow-step {
  position: relative;
  padding: 0 0 1.5rem;
}

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

.page-contact .flow-step__idx {
  position: absolute;
  top: 0;
  left: -1.85rem;
  transform: translateX(-50%);
  display: grid;
  place-items: center;
  width: 1.85rem;
  height: 1.85rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--aqua);
  background: var(--ink-800);
  border: 1px solid rgba(57, 230, 208, 0.5);
  border-radius: 8px 2px 8px 2px;
}

.page-contact .flow-step__title {
  margin: 0.2rem 0 0.3rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .flow-step__tag {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.14rem 0.5rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--coral-soft);
  border: 1px solid rgba(255, 180, 159, 0.34);
  border-radius: 8px 2px 8px 2px;
}

.page-contact .contact-flow__media {
  margin: 1.75rem 0 0;
}

/* ---------- 两类通道 ---------- */
.page-contact .contact-support {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(6, 24, 38, 0.4), rgba(11, 42, 61, 0.5));
}

.page-contact .contact-split {
  display: grid;
  gap: 1.25rem;
}

.page-contact .panel {
  padding: 1.3rem 1.2rem;
  background: rgba(11, 42, 61, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--c-radius);
}

.page-contact .panel--mail {
  border-color: rgba(57, 230, 208, 0.28);
}

.page-contact .panel--feedback {
  border-color: rgba(255, 107, 74, 0.3);
  background: linear-gradient(160deg, rgba(255, 107, 74, 0.08), rgba(11, 42, 61, 0.6));
}

.page-contact .panel__title {
  margin: 0 0 0.65rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .panel__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: rgba(242, 247, 248, 0.84);
  overflow-wrap: anywhere;
}

.page-contact .panel__list {
  margin: 0.95rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .panel__list li {
  position: relative;
  margin-bottom: 0.5rem;
  padding-left: 1.05rem;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--aqua);
  border-radius: 50% 0 50% 50%;
}

.page-contact .panel--feedback .panel__list li::before {
  background: var(--coral);
}

.page-contact .panel__foot {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--line);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--coral-soft);
  overflow-wrap: anywhere;
}

.page-contact .panel--feedback .btn {
  margin-top: 1.1rem;
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-guide {
  padding: 2.5rem 0;
}

.page-contact .guide-table {
  display: grid;
  gap: 0.55rem;
}

.page-contact .guide-row--head {
  display: none;
}

.page-contact .guide-row {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0.95rem;
  background: linear-gradient(120deg, rgba(18, 63, 87, 0.52), rgba(11, 42, 61, 0.24));
  border-left: 2px solid var(--aqua);
  border-radius: 4px 12px 4px 12px;
}

.page-contact .guide-cell {
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(242, 247, 248, 0.86);
}

.page-contact .guide-cell em {
  display: block;
  margin-bottom: 0.1rem;
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  opacity: 0.78;
}

.page-contact .guide-cell--when {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--aqua);
}

.page-contact .guide-tips {
  margin-top: 1.75rem;
  padding: 1.3rem 1.2rem;
  background: rgba(6, 24, 38, 0.66);
  border: 1px dashed var(--line);
  border-radius: var(--c-radius);
}

.page-contact .guide-tips__title {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .guide-tips__lead {
  margin: 0 0 1rem;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .guide-tips__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: tip;
}

.page-contact .guide-tips__list li {
  position: relative;
  counter-increment: tip;
  padding: 0.55rem 0 0.55rem 2.3rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(242, 247, 248, 0.86);
  border-top: 1px solid var(--line-soft);
}

.page-contact .guide-tips__list li::before {
  content: counter(tip, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.58rem;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--coral);
}

/* ---------- 其他入口 ---------- */
.page-contact .contact-more {
  padding: 2.25rem 0 3rem;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(57, 230, 208, 0.1), transparent 60%),
    linear-gradient(180deg, rgba(11, 42, 61, 0.55), rgba(6, 24, 38, 0.9));
}

.page-contact .more-panel {
  display: grid;
  gap: 1.4rem;
}

.page-contact .more-panel__title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.2rem, 4vw, 1.6rem);
  line-height: 1.4;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .more-panel__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .quick-links {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .quick-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  line-height: 1.55;
  text-decoration: none;
  color: var(--paper);
  background: rgba(11, 42, 61, 0.5);
  border: 1px solid var(--line);
  border-radius: var(--c-radius-sm);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .quick-link:hover,
.page-contact .quick-link:focus-visible {
  border-color: rgba(57, 230, 208, 0.5);
  background: rgba(57, 230, 208, 0.08);
  transform: translateX(2px);
}

.page-contact .quick-link__idx {
  flex: none;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--coral);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .contact-hero {
    padding: 2.25rem 0 3.5rem;
  }

  .page-contact .contact-hero__lead {
    font-size: 1rem;
  }

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

  .page-contact .guide-row {
    padding: 0.95rem 1.1rem;
  }
}

@media (min-width: 820px) {
  .page-contact .contact-direct,
  .page-contact .contact-support,
  .page-contact .contact-guide {
    padding: 3.5rem 0;
  }

  .page-contact .contact-split {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 1.5rem;
  }

  .page-contact .panel {
    padding: 1.6rem 1.5rem;
  }

  .page-contact .guide-row--head {
    display: grid;
    grid-template-columns: 1.15fr 1fr 0.72fr;
    gap: 1rem;
    padding: 0 1.1rem 0.3rem;
    background: none;
    border-left: 0;
    border-radius: 0;
    font-family: var(--mono);
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    color: var(--mist);
    text-transform: uppercase;
  }

  .page-contact .guide-row {
    grid-template-columns: 1.15fr 1fr 0.72fr;
    align-items: center;
    gap: 1rem;
  }

  .page-contact .guide-cell em {
    display: none;
  }

  .page-contact .guide-tips {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 0 2rem;
    padding: 1.75rem;
  }

  .page-contact .guide-tips__title,
  .page-contact .guide-tips__lead {
    grid-column: 1;
  }

  .page-contact .guide-tips__list {
    grid-column: 2;
    grid-row: 1 / span 3;
    align-self: start;
  }

  .page-contact .guide-tips__list li:first-child {
    border-top: 0;
    padding-top: 0;
  }

  .page-contact .more-panel {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2.5rem;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .contact-console {
    position: sticky;
    top: 1.75rem;
    padding: 1.6rem 1.5rem 1.75rem;
  }

  .page-contact .contact-flow__media {
    margin-top: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .quick-link,
  .page-contact .info-item::before,
  .page-contact .info-item__use {
    transition: none;
  }

  .page-contact .quick-link:hover,
  .page-contact .quick-link:focus-visible {
    transform: none;
  }
}
<<<END>>>