.page-contact {
  --pc-space: clamp(56px, 9vw, 112px);
  background: var(--c-base);
  color: var(--c-ink);
  font-family: var(--font-sans);
  line-height: 1.75;
  overflow-x: hidden;
}

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

.page-contact .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact a {
  color: var(--c-cyan);
  text-decoration: none;
}

.page-contact a:hover,
.page-contact a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(18px, 3vw, 32px) clamp(44px, 7vw, 88px);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(52, 231, 210, 0.16), transparent 62%),
    linear-gradient(180deg, #0d1f35 0%, var(--c-base) 78%);
  border-bottom: 1px solid var(--c-line);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(46, 74, 107, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 74, 107, 0.5) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: radial-gradient(90% 80% at 70% 10%, #000 20%, transparent 78%);
  mask-image: radial-gradient(90% 80% at 70% 10%, #000 20%, transparent 78%);
  opacity: 0.55;
  pointer-events: none;
}

.page-contact .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-contact .breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumbs__link {
  color: var(--c-muted);
}

.page-contact .breadcrumbs__sep {
  color: var(--c-line);
}

.page-contact .breadcrumbs__current {
  color: var(--c-cyan);
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-contact .contact-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-muted);
  text-transform: uppercase;
}

.page-contact .contact-hero__eyebrow .mono {
  color: var(--c-cyan);
  margin-right: 10px;
  font-weight: 700;
}

.page-contact .contact-hero h1 {
  margin: 0 0 20px;
  font-size: clamp(1.8rem, 5.4vw, 3.35rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  max-width: 16em;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 33em;
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--c-muted);
}

.page-contact .contact-hero__actions {
  margin-top: clamp(24px, 3.6vw, 36px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-hero__actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  font-size: 15px;
  font-weight: 600;
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-steel);
  overflow: hidden;
}

.page-contact .contact-hero__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-hero__overlay {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 10px 14px;
  background: rgba(10, 22, 38, 0.86);
  border-left: 2px solid var(--c-cyan);
}

.page-contact .contact-hero__badge {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
  color: var(--c-ink);
}

.page-contact .contact-hero__badge .mono {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-cyan);
}

.page-contact .contact-hero__caption {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

/* ---------- 章节头 ---------- */

.page-contact .contact-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-contact .contact-head__index {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: rgba(52, 231, 210, 0.62);
  line-height: 1;
}

.page-contact .contact-head__title {
  margin: 0;
  font-size: clamp(1.45rem, 3.6vw, 2.15rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  max-width: 22em;
}

.page-contact .contact-head__lead {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  color: var(--c-muted);
}

/* ---------- 01 渠道 ---------- */

.page-contact .contact-channels,
.page-contact .contact-hours,
.page-contact .contact-fix {
  padding-top: var(--pc-space);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--c-deep);
  border: 1px solid var(--c-line);
}

.page-contact .channel__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
  text-transform: uppercase;
}

.page-contact .channel__label .mono {
  color: var(--c-cyan-deep);
  margin-right: 8px;
  font-weight: 700;
}

.page-contact .channel--mail {
  background: linear-gradient(158deg, #10333c 0%, #10273c 55%, var(--c-deep) 100%);
  border-color: var(--c-cyan-deep);
  box-shadow: inset 0 0 0 1px rgba(52, 231, 210, 0.14);
}

.page-contact .channel--mail .channel__label .mono {
  color: var(--c-cyan);
}

.page-contact .channel__value {
  display: block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  font-weight: 500;
  line-height: 1.35;
  overflow-wrap: anywhere;
  color: var(--c-ink);
}

.page-contact .channel__value--mail {
  color: var(--c-cyan);
  font-size: clamp(1.05rem, 2.6vw, 1.45rem);
}

.page-contact .channel__value--addr {
  font-size: clamp(0.98rem, 2.2vw, 1.15rem);
  letter-spacing: 0.01em;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.7;
}

.page-contact .channel__foot {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--c-muted);
}

.page-contact .channel-extra {
  margin-top: 14px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px dashed var(--c-line);
  background: rgba(28, 51, 80, 0.34);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
}

.page-contact .channel-extra__label {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .channel-extra__value {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  overflow-wrap: anywhere;
}

.page-contact .channel-extra__desc {
  margin: 0;
  flex: 1 1 260px;
  font-size: 14px;
  color: var(--c-muted);
}

/* ---------- 02 回复时间 ---------- */

.page-contact .hours-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  align-items: start;
}

.page-contact .hours-panel {
  background: var(--c-paper);
  color: var(--c-base);
  padding: clamp(22px, 3.4vw, 40px);
}

.page-contact .hours-panel__label {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: #4a5a6b;
}

.page-contact .hours-track {
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-contact .hours-track__bar {
  position: relative;
  height: 12px;
  background: rgba(10, 22, 38, 0.12);
  border: 1px solid rgba(10, 22, 38, 0.18);
}

.page-contact .hours-track__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 8.33%;
  width: 75%;
  background: linear-gradient(90deg, var(--c-cyan-deep), var(--c-cyan));
}

.page-contact .hours-track__labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: #5b6b7b;
}

.page-contact .hours-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .hours-list__item {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--c-cyan-deep);
}

.page-contact .hours-list__k {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--c-cyan-deep);
}

.page-contact .hours-list__v {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: #1d2c3c;
}

.page-contact .hours-list__v a {
  color: var(--c-cyan-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .hours-panel__note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(10, 22, 38, 0.18);
  font-size: 13.5px;
  line-height: 1.7;
  color: #3a4a5a;
}

.page-contact .hours-figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-deep);
  padding: 10px;
}

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

.page-contact .hours-figure__caption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-muted);
}

/* ---------- 03 纠错 ---------- */

.page-contact .fix-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .fix-intro__text {
  margin: 0 0 20px;
  max-width: 30em;
  font-size: 15px;
  color: var(--c-muted);
}

.page-contact .fix-intro__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  font-size: 15px;
  font-weight: 600;
}

.page-contact .fix-intro__hint {
  margin: 16px 0 0;
  font-size: 13.5px;
  color: var(--c-muted);
}

.page-contact .fix-intro__hint a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .fix-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-contact .fix-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(16px, 2.6vw, 22px);
  background: var(--c-steel);
  border: 1px solid var(--c-line);
}

.page-contact .fix-step__num {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-cyan);
}

.page-contact .fix-step__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-contact .fix-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 04 合作 ---------- */

.page-contact .contact-partner {
  margin-top: var(--pc-space);
  padding-block: clamp(44px, 7vw, 84px);
  background: linear-gradient(120deg, var(--c-deep) 0%, #0d1c2f 100%);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .partner-info__index {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
}

.page-contact .partner-info__title {
  margin: 0 0 16px;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 800;
  line-height: 1.22;
}

.page-contact .partner-info__text {
  margin: 0 0 14px;
  max-width: 32em;
  font-size: 14.5px;
  color: var(--c-muted);
}

.page-contact .partner-info__text a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .partner-info__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: 6px;
  padding: 0 20px;
  font-size: 14.5px;
  font-weight: 600;
}

.page-contact .partner-list {
  border-top: 1px solid var(--c-line);
}

.page-contact .partner-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .partner-row__k {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .partner-row__v {
  font-size: 14.5px;
  color: var(--c-ink);
  overflow-wrap: anywhere;
}

.page-contact .partner-list__note {
  margin: 16px 0 0;
  font-size: 13.5px;
  color: var(--c-muted);
}

.page-contact .partner-list__note a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 收尾 ---------- */

.page-contact .contact-tail {
  position: relative;
  padding-block: clamp(52px, 8vw, 96px) clamp(48px, 7vw, 88px);
  background: linear-gradient(180deg, var(--c-base), #081220);
}

.page-contact .contact-tail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: var(--c-steel);
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 100%);
  opacity: 0.85;
  pointer-events: none;
}

.page-contact .contact-tail__title {
  margin: 0 0 clamp(18px, 3vw, 28px);
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  font-weight: 800;
  line-height: 1.3;
}

.page-contact .contact-tail__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .contact-tail__links li {
  border-bottom: 1px solid var(--c-line);
}

.page-contact .contact-tail__links a {
  display: block;
  padding: 14px 0;
  font-size: 14.5px;
  color: var(--c-ink);
}

.page-contact .contact-tail__links a:hover,
.page-contact .contact-tail__links a:focus-visible {
  color: var(--c-cyan);
  text-decoration: none;
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-contact .contact-tail__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-contact .partner-row {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 10px;
  }
}

@media (min-width: 780px) {
  .page-contact .contact-head {
    grid-template-columns: 108px minmax(0, 1fr);
    align-items: start;
    column-gap: 22px;
    row-gap: 8px;
  }

  .page-contact .contact-head__index {
    grid-row: 1 / span 2;
    grid-column: 1;
    padding-top: 4px;
  }

  .page-contact .contact-head__title,
  .page-contact .contact-head__lead {
    grid-column: 2;
  }

  .page-contact .channel-grid {
    grid-template-columns: 1.4fr 1fr 0.92fr;
    align-items: stretch;
  }

  .page-contact .hours-layout {
    grid-template-columns: 1.18fr 0.82fr;
  }

  .page-contact .fix-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-contact .partner-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(36px, 5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact a {
    transition: none;
  }
}
<<<END>>>