.page-contact {
  --pc-pad-y: clamp(44px, 7vw, 92px);
  display: block;
}

.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(26px, 5vw, 52px) clamp(52px, 8vw, 104px);
  background:
    radial-gradient(140% 118% at 6% -12%, rgba(23, 140, 126, .42), transparent 58%),
    var(--ink-bg);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  top: -34%;
  right: -20%;
  width: 64%;
  height: 168%;
  background: linear-gradient(150deg, rgba(35, 224, 200, .15), rgba(14, 90, 82, .07) 58%, transparent);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-contact .pc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-contact .pc-hero__grid > * {
  min-width: 0;
}

.page-contact .pc-hero h1 {
  margin: 12px 0 0;
  font-size: var(--fs-48);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-contact .pc-hero__fact {
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .pc-hero__figure {
  position: relative;
  margin: 0;
}

.page-contact .pc-hero__figure::before {
  content: "";
  position: absolute;
  top: -12px;
  right: -12px;
  width: 84px;
  height: 84px;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
  border-radius: 0 var(--radius-s) 0 0;
  opacity: .55;
  pointer-events: none;
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--radius-l);
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
}

.page-contact .pc-band {
  position: relative;
  padding-block: var(--pc-pad-y);
}

.page-contact .pc-band--panel {
  background: linear-gradient(180deg, rgba(18, 48, 42, .92), rgba(18, 48, 42, .55));
}

.page-contact .pc-band--dark {
  background: var(--ink-dark);
  border-top: 1px solid var(--yellow);
}

.page-contact .section-head {
  margin: 0 0 clamp(18px, 3vw, 30px);
}

.page-contact .prose {
  max-width: 36em;
  color: var(--mist);
}

.page-contact .pc-band--dark .prose {
  color: var(--mist);
}

.page-contact .pc-after {
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .pc-after--wide {
  max-width: 44em;
}

.page-contact .pc-after a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .pc-after a:hover {
  color: var(--yellow);
}

.page-contact .pc-after a:focus-visible,
.page-contact .breadcrumb a:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

/* 联系渠道表 */
.page-contact .pc-table-wrap {
  margin-top: clamp(8px, 2vw, 14px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .pc-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: var(--fs-14);
}

.page-contact .pc-table caption {
  caption-side: top;
  padding: 16px 18px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .pc-table th,
.page-contact .pc-table td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-table thead th {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.1em;
  white-space: nowrap;
  color: var(--mist);
  background: rgba(10, 31, 26, .6);
}

.page-contact .pc-table tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--white);
}

.page-contact .pc-table tbody td {
  color: var(--white);
}

.page-contact .pc-table tbody tr:last-child th,
.page-contact .pc-table tbody tr:last-child td {
  border-bottom: none;
}

.page-contact .pc-table tbody tr:hover {
  background: rgba(14, 90, 82, .22);
}

.page-contact .pc-table .pc-val {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--cyan);
  word-break: break-word;
}

/* 入口卡片 */
.page-contact .pc-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .pc-channel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(10, 31, 26, .55);
  transition: background-color .16s ease, transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}

.page-contact .pc-channel:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: var(--panel-hi);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .38);
}

.page-contact .pc-channel__top {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .pc-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(35, 224, 200, .14);
}

.page-contact .pc-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-16);
  letter-spacing: 0.01em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .pc-channel__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

/* 商务合作 */
.page-contact .pc-coop {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .pc-coop > * {
  min-width: 0;
}

.page-contact .pc-coop__aside h2 {
  margin: 12px 0 16px;
  font-size: var(--fs-34);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-coop__aside .prose + .prose {
  margin-top: 14px;
}

.page-contact .pc-coop__label {
  margin: 0 0 16px;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-checklist li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-checklist strong {
  display: block;
  margin-bottom: 5px;
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--white);
}

.page-contact .pc-checklist p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-num {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* 纠错步骤 */
.page-contact .pc-steps {
  list-style: none;
  margin: clamp(8px, 2vw, 14px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-steps li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-step__num {
  padding-top: 3px;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .pc-step__body strong {
  display: block;
  margin-bottom: 4px;
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--white);
}

.page-contact .pc-step__body p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .pc-figure {
  margin: 0;
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
}

.page-contact .pc-figure .media__cap {
  margin-top: 10px;
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--mist);
}

/* 响应时限 */
.page-contact .pc-sla {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-contact .pc-sla__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 24px 28px;
  background: var(--ink-bg);
}

.page-contact .pc-sla__figure {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
}

.page-contact .pc-sla__num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 1.6rem + 3vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-contact .pc-sla__unit {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-contact .pc-sla__label {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--white);
}

.page-contact .pc-sla__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

/* 备案落款 */
.page-contact .pc-band--dark h2 {
  margin: 12px 0 16px;
  font-size: var(--fs-34);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .pc-fileno {
  margin: 24px 0 0;
  font-size: clamp(1.3rem, 1rem + 1.8vw, 2rem);
  letter-spacing: 0.04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .pc-meta {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-meta > div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-meta dt {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .pc-meta dd {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--white);
  word-break: break-word;
}

@media (min-width: 780px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 920px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .pc-coop {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

@media (max-width: 560px) {
  .page-contact .pc-hero::after {
    right: -40%;
    width: 90%;
  }

  .page-contact .pc-meta > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-contact .pc-steps li {
    grid-template-columns: 34px minmax(0, 1fr);
  }
}

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

  .page-contact .pc-channel:hover {
    transform: none;
  }
}