.page-contact {
  --contact-line: rgba(43, 245, 200, 0.24);
  --contact-hair-soft: 1px solid rgba(166, 255, 232, 0.16);
}

/* 页头 */
.page-contact .contact-hero {
  padding-block: 28px 44px;
}
.page-contact .contact-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 20px;
}
.page-contact .contact-hero__intro h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 8vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}
.page-contact .contact-hero .section-lead {
  margin: 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cyan-200);
}
.page-contact .contact-hero__media {
  margin: 0;
  border-radius: 0 0 var(--r-md) var(--r-md);
  border: var(--hair-cyan);
  overflow: hidden;
}
.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* 深色区通用微调 */
.page-contact .band--ink .eyebrow,
.page-contact .band--deep .eyebrow {
  color: var(--cyan-400);
}

/* 联系渠道 */
.page-contact .contact-channels {
  padding-block: 48px 56px;
}
.page-contact .contact-channels__head {
  margin-bottom: 26px;
}
.page-contact .contact-channels__head .section-title {
  color: var(--carbon-900);
}
.page-contact .contact-channels__grid {
  display: grid;
  gap: 20px;
}
.page-contact .contact-channels__cards {
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-contact .channel-card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--r-md);
  border: 1px solid var(--contact-line);
  background: linear-gradient(158deg, var(--ink-900) 0%, var(--ink-700) 100%);
  color: var(--cyan-200);
  overflow: hidden;
}
.page-contact .channel-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 100% 0%, rgba(43, 245, 200, 0.16), transparent 62%);
  pointer-events: none;
}
.page-contact .channel-card > * {
  position: relative;
}
.page-contact .channel-card__title {
  margin: 14px 0 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan-200);
}
.page-contact .channel-card__value {
  margin: 6px 0 12px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(17px, 4.8vw, 25px);
  line-height: 1.3;
  color: var(--yellow-400);
  overflow-wrap: anywhere;
}
.page-contact .channel-card__value--addr {
  font-family: var(--font-body);
  font-size: clamp(14px, 3.8vw, 17px);
  line-height: 1.6;
  color: var(--paper);
}
.page-contact .channel-card__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(166, 255, 232, 0.84);
}

/* 写信要点面板 */
.page-contact .contact-brief {
  padding: 26px 22px 24px;
  border-radius: var(--r-md);
  background: var(--ink-900);
  border: var(--hair-cyan);
  color: var(--cyan-200);
}
.page-contact .contact-brief__title {
  margin: 10px 0 4px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5.4vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-contact .contact-brief__list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}
.page-contact .contact-brief__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid rgba(166, 255, 232, 0.16);
}
.page-contact .contact-brief__item:first-child {
  border-top: 0;
}
.page-contact .contact-brief__num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  background: var(--cyan-400);
  color: var(--ink-950);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}
.page-contact .contact-brief__name {
  margin: 2px 0 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}
.page-contact .contact-brief__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(166, 255, 232, 0.86);
}
.page-contact .contact-brief__hint {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(166, 255, 232, 0.16);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(166, 255, 232, 0.8);
}
.page-contact .contact-brief__hint a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* iOS 协助 */
.page-contact .contact-ios {
  padding-block: 52px 56px;
}
.page-contact .contact-ios__grid {
  display: grid;
  gap: 30px;
}
.page-contact .contact-ios .section-title {
  color: var(--paper);
}
.page-contact .contact-ios__lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--cyan-200);
}
.page-contact .contact-ios__example {
  margin: 24px 0;
  padding: 14px 16px;
  border-left: 3px solid var(--yellow-400);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(43, 245, 200, 0.08);
}
.page-contact .contact-ios__example-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(166, 255, 232, 0.62);
}
.page-contact .contact-ios__example-value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--yellow-400);
  overflow-wrap: anywhere;
}
.page-contact .contact-ios__checklist {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-contact .contact-ios__checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--cyan-200);
}
.page-contact .contact-ios__checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--cyan-400);
  border-radius: 2px;
  background: rgba(43, 245, 200, 0.3);
}
.page-contact .contact-ios__media {
  margin: 0;
  border-radius: 0 0 var(--r-md) var(--r-md);
  border: var(--hair-cyan);
  overflow: hidden;
}
.page-contact .contact-ios__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

/* 服务时间 */
.page-contact .contact-hours {
  padding-block: 48px 52px;
}
.page-contact .contact-hours__grid {
  display: grid;
  gap: 26px;
}
.page-contact .contact-hours .section-title {
  color: var(--carbon-900);
}
.page-contact .contact-hours .section-lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--carbon-900);
  opacity: 0.78;
}
.page-contact .contact-hours .section-lead a {
  color: var(--ink-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .contact-hours__stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.page-contact .hours-stat {
  padding: 16px 14px;
  border-radius: var(--r-md);
  border: var(--hair-ink);
  background: #FFFFFF;
}
.page-contact .hours-stat__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(18px, 4.4vw, 23px);
  line-height: 1.2;
  color: var(--ink-700);
}
.page-contact .hours-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist-500);
}

/* 合作与纠错 */
.page-contact .contact-paths {
  padding-block: 48px 60px;
}
.page-contact .contact-paths .section-title {
  color: var(--carbon-900);
}
.page-contact .contact-paths__grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}
.page-contact .path-card {
  padding: 22px 20px 24px;
  border-radius: var(--r-md);
  border: var(--hair-ink);
  background: #FFFFFF;
}
.page-contact .path-card__num {
  display: inline-block;
  padding: 3px 8px;
  border-radius: var(--r-sm);
  background: var(--yellow-400);
  color: var(--carbon-900);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.page-contact .path-card__title {
  margin: 14px 0 8px;
  font-size: 18px;
  font-weight: 600;
  color: var(--carbon-900);
}
.page-contact .path-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--carbon-900);
  opacity: 0.82;
}
.page-contact .path-card a {
  color: var(--ink-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 站点信息收束 */
.page-contact .contact-colophon {
  padding-block: 36px 40px;
}
.page-contact .contact-colophon__grid {
  display: grid;
  gap: 22px;
}
.page-contact .colophon-title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 5vw, 26px);
  line-height: 1.25;
  color: var(--paper);
}
.page-contact .contact-colophon__meta p {
  margin: 0;
  max-width: 42ch;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(166, 255, 232, 0.78);
}
.page-contact .contact-colophon__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}
.page-contact .contact-colophon__list > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 8px;
  border-bottom: var(--contact-hair-soft);
}
.page-contact .contact-colophon__list dt {
  font-size: 13px;
  color: rgba(166, 255, 232, 0.6);
}
.page-contact .contact-colophon__list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: right;
  color: var(--cyan-200);
  overflow-wrap: anywhere;
}
.page-contact .contact-colophon__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: var(--contact-hair-soft);
}
.page-contact .contact-colophon__legal a {
  font-size: 14px;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}
.page-contact .contact-colophon__legal a:hover,
.page-contact .contact-colophon__legal a:focus-visible {
  border-bottom-color: var(--cyan-400);
}

/* 响应式 */
@media (min-width: 720px) {
  .page-contact .contact-channels__cards {
    gap: 16px;
  }
  .page-contact .contact-hours__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .contact-paths__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding-block: 40px 64px;
  }
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: center;
    gap: 44px;
  }
  .page-contact .contact-channels {
    padding-block: 60px 72px;
  }
  .page-contact .contact-channels__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: 28px;
  }
  .page-contact .contact-ios {
    padding-block: 64px 72px;
  }
  .page-contact .contact-ios__grid {
    grid-template-columns: 6fr 5fr;
    align-items: center;
    gap: 48px;
  }
  .page-contact .contact-hours {
    padding-block: 60px 64px;
  }
  .page-contact .contact-hours__grid {
    grid-template-columns: 5fr 6fr;
    align-items: center;
    gap: 48px;
  }
  .page-contact .contact-paths {
    padding-block: 56px 76px;
  }
  .page-contact .contact-colophon__grid {
    grid-template-columns: 6fr 5fr;
    align-items: start;
    gap: 40px;
  }
}
<<<END>>>