.page-contact {
  --pc-line-soft: rgba(147, 168, 162, 0.18);
  --pc-text-soft: rgba(244, 248, 246, 0.74);
  background:
    radial-gradient(120% 62% at 92% -8%, rgba(53, 240, 200, 0.1), transparent 62%),
    radial-gradient(90% 50% at 0% 30%, rgba(76, 141, 255, 0.07), transparent 60%),
    var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .pc-crumb {
  padding-top: clamp(18px, 3vw, 28px);
}

/* ---------- 通用标题 ---------- */
.page-contact .pc-h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.06;
  letter-spacing: -0.005em;
  color: var(--mist);
}

.page-contact .pc-h2--dark {
  color: var(--ink);
}

.page-contact .pc-sec-head {
  max-width: 62ch;
}

.page-contact .pc-sec-head__note {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-text-soft);
}

.page-contact .pc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 200, 0.4);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .pc-link:hover,
.page-contact .pc-link:focus-visible {
  color: var(--mist);
  border-color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-block: clamp(26px, 4vw, 48px) clamp(38px, 6vw, 72px);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .pc-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6.6vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.012em;
  color: var(--mist);
}

.page-contact .pc-hl {
  color: var(--cyan);
}

.page-contact .pc-hero__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
  color: var(--pc-text-soft);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .pc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 0;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 14px;
  border-left: 1px solid var(--line-cyan);
  min-width: 108px;
}

.page-contact .pc-hero__facts li + li {
  margin-left: 18px;
}

.page-contact .pc-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.1;
  color: var(--cyan);
}

.page-contact .pc-hero__cap {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--sage);
}

.page-contact .pc-hero__media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 3 / 2;
  background: linear-gradient(150deg, var(--field), var(--ink-deep));
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 三条通道 ---------- */
.page-contact .pc-channels__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3vw, 38px);
}

.page-contact .pc-channel {
  position: relative;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(158deg, var(--field), rgba(6, 35, 29, 0.92));
  transition: border-color 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  top: 20px;
  right: 20px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 240, 200, 0.14);
}

.page-contact .pc-channel--amber::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(242, 163, 58, 0.14);
}

.page-contact .pc-channel--blue::before {
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(76, 141, 255, 0.16);
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  border-color: var(--line-cyan);
  transform: translateY(-4px);
  box-shadow: var(--shadow-deep);
}

.page-contact .pc-channel__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--sage);
}

.page-contact .pc-channel__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.2;
  color: var(--mist);
}

.page-contact .pc-channel__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.4vw, 21px);
  line-height: 1.4;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel--amber .pc-channel__value {
  color: var(--amber);
}

.page-contact .pc-channel--blue .pc-channel__value {
  color: var(--blue);
}

.page-contact .pc-channel__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-text-soft);
}

/* ---------- 反馈准备（浅色区） ---------- */
.page-contact .pc-prep {
  background: var(--mist);
  color: var(--ink);
  padding-block: clamp(42px, 6vw, 78px);
}

.page-contact .pc-prep__grid {
  display: grid;
  gap: clamp(26px, 3vw, 44px);
}

.page-contact .pc-prep .bsp-kicker {
  color: #0C3B31;
}

.page-contact .pc-prep__note {
  margin: 16px 0 0;
  max-width: 40ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(6, 35, 29, 0.68);
}

.page-contact .pc-prep__intro .pc-link {
  display: inline-block;
  margin-top: 20px;
  color: #0C3B31;
  border-bottom-color: rgba(6, 35, 29, 0.34);
}

.page-contact .pc-prep__intro .pc-link:hover,
.page-contact .pc-prep__intro .pc-link:focus-visible {
  color: var(--wine);
  border-color: var(--wine);
}

.page-contact .pc-prep__list {
  display: grid;
}

.page-contact .pc-check {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid rgba(6, 35, 29, 0.12);
  cursor: pointer;
}

.page-contact .pc-check:last-child {
  border-bottom: 1px solid rgba(6, 35, 29, 0.12);
}

.page-contact .pc-check__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .pc-check__box {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 7px;
  border: 1.5px solid rgba(6, 35, 29, 0.3);
  background: rgba(255, 255, 255, 0.7);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-contact .pc-check__box::after {
  content: "";
  display: block;
  width: 10px;
  height: 5px;
  margin: 5px auto 0;
  border-left: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(-45deg) scale(0);
  transform-origin: center;
  transition: transform 0.18s ease;
}

.page-contact .pc-check__input:checked + .pc-check__box {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .pc-check__input:checked + .pc-check__box::after {
  transform: rotate(-45deg) scale(1);
}

.page-contact .pc-check__input:focus-visible + .pc-check__box {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.page-contact .pc-check__text {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(6, 35, 29, 0.72);
  transition: opacity 0.2s ease;
}

.page-contact .pc-check__text strong {
  display: block;
  margin-bottom: 2px;
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
}

.page-contact .pc-check__num {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(6, 35, 29, 0.42);
}

.page-contact .pc-check__input:checked ~ .pc-check__text {
  opacity: 0.55;
}

/* ---------- 响应节奏表 ---------- */
.page-contact .pc-sla {
  margin-top: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: rgba(12, 59, 49, 0.45);
}

.page-contact .pc-sla__row {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-top: 1px solid var(--line-soft);
  transition: background 0.2s ease;
}

.page-contact .pc-sla__row:first-child {
  border-top: 0;
}

.page-contact .pc-sla__row--head {
  display: none;
}

.page-contact .pc-sla__row:not(.pc-sla__row--head):hover {
  background: rgba(53, 240, 200, 0.06);
}

.page-contact .pc-sla__k {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .pc-sla__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pc-text-soft);
}

/* ---------- 贵州本地支持 ---------- */
.page-contact .pc-local {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  align-items: center;
  padding: clamp(24px, 4vw, 48px);
  border-radius: clamp(24px, 4vw, 40px);
  border: 1px solid rgba(76, 141, 255, 0.24);
  background: linear-gradient(135deg, rgba(43, 42, 94, 0.9), rgba(6, 35, 29, 0.96) 64%);
}

.page-contact .pc-local__media {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid rgba(76, 141, 255, 0.26);
  aspect-ratio: 10 / 7;
  background: linear-gradient(160deg, rgba(43, 42, 94, 0.6), var(--ink-deep));
}

.page-contact .pc-local__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .pc-local__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--pc-text-soft);
}

.page-contact .pc-local__addr {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.page-contact .pc-local__row {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 1px solid var(--line-cyan);
}

.page-contact .pc-local__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-contact .pc-local__val {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
  overflow-wrap: anywhere;
}

/* ---------- 内容协作 ---------- */
.page-contact .pc-coop {
  display: grid;
  gap: clamp(22px, 3vw, 32px);
  padding: clamp(24px, 4vw, 44px);
  border-radius: clamp(24px, 4vw, 40px);
  border: 1px solid rgba(242, 163, 58, 0.28);
  background: linear-gradient(140deg, rgba(90, 32, 51, 0.5), rgba(12, 59, 49, 0.7) 70%);
}

.page-contact .pc-coop__lead {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-text-soft);
}

.page-contact .pc-coop__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-coop__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(242, 163, 58, 0.2);
  background: rgba(6, 35, 29, 0.42);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pc-text-soft);
}

.page-contact .pc-coop__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-contact .pc-coop__list strong {
  font-weight: 600;
  color: var(--mist);
}

.page-contact .pc-coop__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
}

.page-contact .pc-coop__hint {
  margin: 0;
  flex: 1 1 260px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--sage);
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .pc-faq__item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(12, 59, 49, 0.42);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.page-contact .pc-faq__item[open] {
  border-color: var(--line-cyan);
}

.page-contact .pc-faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .pc-faq__item summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-faq__item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-contact .pc-faq__item[open] summary::after {
  content: "–";
}

.page-contact .pc-faq__item summary:hover {
  color: var(--cyan);
}

.page-contact .pc-faq__body {
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--pc-text-soft);
}

/* ---------- 认证与备案细条 ---------- */
.page-contact .pc-trust {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 48px);
  margin-bottom: clamp(32px, 5vw, 60px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-contact .pc-trust__item {
  display: grid;
  gap: 5px;
  padding-left: 14px;
  border-left: 1px solid var(--line-cyan);
}

.page-contact .pc-trust__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-contact .pc-trust__val {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pc-text-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .pc-sla__row {
    grid-template-columns: 1.05fr 1.5fr 1fr;
    align-items: center;
    gap: 18px;
    padding: 16px 22px;
  }

  .page-contact .pc-sla__row--head {
    display: grid;
    background: rgba(12, 59, 49, 0.75);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--sage);
  }

  .page-contact .pc-sla__row--head span {
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--sage);
  }

  .page-contact .pc-trust {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }

  .page-contact .pc-local__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-contact .pc-prep__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: clamp(32px, 5vw, 72px);
  }

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

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

  .page-contact .pc-coop__head {
    grid-column: 1 / 2;
  }

  .page-contact .pc-coop__list {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
  }

  .page-contact .pc-coop__actions {
    grid-column: 1 / 2;
  }
}

@media (min-width: 1200px) {
  .page-contact .pc-hero__facts li {
    min-width: 132px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-check__box,
  .page-contact .pc-check__box::after,
  .page-contact .pc-check__text,
  .page-contact .pc-sla__row,
  .page-contact .pc-link {
    transition: none;
  }

  .page-contact .pc-channel:hover,
  .page-contact .pc-channel:focus-within {
    transform: none;
  }
}
<<<END>>>

.page-contact {
  --line-soft: currentColor;
}