.page-contact {
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-contact .breadcrumb {
  padding-top: 18px;
  padding-bottom: 4px;
  font-size: 13px;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
}

.page-contact .breadcrumb__link {
  color: var(--silver);
  text-decoration: none;
}

.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--signal-soft);
}

.page-contact .breadcrumb__sep {
  color: var(--line-strong);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-contact .section {
  padding: clamp(36px, 6vw, 76px) 0;
}

/* ---------- 首屏 ---------- */

.pc-hero {
  position: relative;
  padding: clamp(22px, 4vw, 46px) 0 clamp(34px, 5vw, 62px);
  border-bottom: 1px solid var(--line-soft);
}

.pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(110% 90% at 90% -10%, rgba(0, 240, 200, 0.13), transparent 62%),
    linear-gradient(118deg, rgba(22, 54, 46, 0.85) 0%, rgba(11, 31, 26, 0) 58%);
}

.pc-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}

.pc-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.pc-hero__lead {
  max-width: 48ch;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.78;
  color: var(--silver);
}

.pc-quick {
  padding: 20px 20px 18px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--signal);
  border-radius: var(--radius);
  background: rgba(17, 19, 18, 0.78);
}

.pc-quick__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
}

.pc-quick__list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.pc-quick__row {
  display: grid;
  gap: 3px;
}

.pc-quick__row dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.pc-quick__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
}

.pc-quick__hint {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--silver);
}

/* ---------- 章节头部 ---------- */

.pc-head {
  max-width: 60ch;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.pc-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.pc-head__note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--silver);
}

/* ---------- 联系渠道 ---------- */

.pc-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.pc-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.pc-channel--mail {
  border-color: rgba(0, 240, 200, 0.45);
  background: linear-gradient(155deg, var(--ink-600) 0%, var(--ink-800) 72%);
}

.pc-channel--phone {
  border-left: 3px solid var(--warm);
}

.pc-channel__index {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--signal);
}

.pc-channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.pc-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 19px);
  line-height: 1.4;
  color: var(--signal-soft);
  word-break: break-word;
}

.pc-channel--mail .pc-channel__value {
  font-size: clamp(17px, 2.5vw, 26px);
  color: var(--signal);
}

.pc-channel--addr .pc-channel__value {
  font-size: clamp(14px, 1.7vw, 17px);
  color: var(--paper);
  line-height: 1.6;
}

.pc-channel__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

.pc-channel__list {
  display: grid;
  gap: 7px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.pc-channel__list li {
  display: flex;
  gap: 9px;
}

.pc-channel__list li::before {
  content: "—";
  flex: none;
  color: var(--warm);
}

/* ---------- 图 ---------- */

.pc-figure {
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.pc-figure .figure__media {
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-700);
}

.pc-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.pc-figure .figure__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 反馈前准备 ---------- */

.pc-prep {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.pc-prep__item {
  display: grid;
  grid-template-columns: 32px 1fr;
  column-gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.pc-prep__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--warm);
}

.pc-prep__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.pc-prep__text {
  grid-column: 2;
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 处理流程 ---------- */

.pc-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.pc-step {
  position: relative;
  margin-bottom: 24px;
  padding: 26px 0 0;
  border-top: 1px solid var(--line-strong);
}

.pc-step:last-child {
  margin-bottom: 0;
}

.pc-step__dot {
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--warm);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.16);
}

.pc-step__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--warm);
}

.pc-step__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.pc-step__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 合作与媒体 ---------- */

.pc-coop {
  display: grid;
  gap: 0;
}

.pc-coop__row {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--line-soft);
}

.pc-coop__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
}

.pc-coop__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.pc-coop__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver);
}

/* ---------- 问题分流 ---------- */

.pc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.pc-split__link {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 14px;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(22, 54, 46, 0.32);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.pc-split__link:hover,
.pc-split__link:focus-visible {
  border-color: rgba(0, 240, 200, 0.55);
  background: rgba(22, 54, 46, 0.8);
  transform: translateX(3px);
}

.pc-split__link:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.pc-split__name {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
}

.pc-split__where {
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.pc-split__arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--signal);
}

/* ---------- 运营信息 ---------- */

.pc-legal {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: clamp(18px, 3vw, 32px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.pc-legal__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.pc-legal__row:last-child {
  border-bottom: 0;
}

.pc-legal__row dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.pc-legal__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .pc-channels {
    grid-template-columns: repeat(2, 1fr);
  }

  .pc-channel--mail {
    grid-column: span 2;
  }

  .pc-split {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 16px;
  }
}

@media (min-width: 820px) {
  .pc-prep {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(24px, 4vw, 56px);
  }

  .pc-coop__row {
    grid-template-columns: 170px 1fr;
    align-items: start;
    column-gap: 24px;
  }

  .pc-coop__label {
    padding-top: 3px;
  }

  .pc-legal {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(24px, 4vw, 48px);
  }
}

@media (min-width: 900px) {
  .pc-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
    align-items: end;
  }

  .pc-channels {
    grid-template-columns: 1.55fr 1fr 1fr;
    align-items: stretch;
  }

  .pc-channel--mail {
    grid-column: auto;
  }

  .pc-flow {
    grid-template-columns: repeat(4, 1fr);
  }

  .pc-step {
    margin-bottom: 0;
    padding-right: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pc-split__link {
    transition: none;
  }

  .pc-split__link:hover,
  .pc-split__link:focus-visible {
    transform: none;
  }
}
<<<END>>>