.page-contact {
  --pc-paper-card: #FBF5EA;
  --pc-ink-line: rgba(36, 26, 22, 0.16);
  --pc-gold-line: rgba(216, 162, 74, 0.55);
  --pc-body-ink: #4B3A32;
  --pc-deep-ink: #A3471F;
  background: var(--wb-indigo);
  color: var(--wb-cream);
  font-family: var(--wb-font-body);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(20px, 3vw, 36px) 0 clamp(44px, 6vw, 84px);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--wb-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--wb-line) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.28) 70%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, 0.28) 70%, transparent 100%);
  pointer-events: none;
}

.page-contact .pc-hero__inner {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

.page-contact .pc-hero__main {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
  min-width: 0;
}

.page-contact .pc-hero .wb-h1 {
  color: var(--wb-cream);
  max-width: 20ch;
}

.page-contact .pc-hero .wb-lede {
  color: rgba(244, 235, 221, 0.82);
  max-width: 52ch;
}

.page-contact .pc-stats {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .pc-stats li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-contact .pc-stats__num {
  font-family: var(--wb-font-mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1;
  color: var(--wb-gold);
  border-bottom: 1px solid var(--pc-gold-line);
  padding-bottom: 6px;
  align-self: flex-start;
}

.page-contact .pc-stats__label {
  font-size: 13px;
  line-height: 1.7;
  color: var(--wb-mist);
}

.page-contact .pc-hero__media {
  position: relative;
  border: 1px solid var(--wb-line-strong);
  background: var(--wb-blue);
  margin: 0;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .pc-hero__media .wb-media__caption {
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--wb-mist);
  padding: 10px 12px;
}

@media (min-width: 640px) {
  .page-contact .pc-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .pc-stats li {
    padding: 0 18px;
    border-left: 1px solid var(--wb-line-strong);
  }

  .page-contact .pc-stats li:first-child {
    padding-left: 0;
    border-left: 0;
  }
}

@media (min-width: 940px) {
  .page-contact .pc-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels {
  color: var(--wb-ink);
}

.page-contact .pc-channels .wb-eyebrow,
.page-contact .pc-flow .wb-eyebrow {
  color: var(--pc-deep-ink);
}

.page-contact .pc-channels .wb-h2,
.page-contact .pc-flow .wb-h2 {
  color: var(--wb-ink);
}

.page-contact .pc-channels .wb-lede,
.page-contact .pc-flow .wb-lede {
  color: var(--pc-body-ink);
  max-width: 60ch;
}

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

.page-contact .pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--pc-paper-card);
  border: 1px solid var(--pc-ink-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  min-width: 0;
}

.page-contact .pc-channel--address {
  border-color: var(--pc-gold-line);
}

.page-contact .pc-channel--phone .pc-channel__value {
  color: var(--pc-deep-ink);
}

.page-contact .pc-channel__label {
  margin: 0;
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pc-deep-ink);
}

.page-contact .pc-channel__value {
  margin: 0;
  font-family: var(--wb-font-mono);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.45;
  color: var(--wb-ink);
  word-break: break-word;
}

.page-contact .pc-channel--mail .pc-channel__value {
  word-break: break-all;
}

.page-contact .pc-channel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pc-body-ink);
}

.page-contact .pc-channel__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding-top: 6px;
}

.page-contact .pc-channel__actions .wb-copy-status {
  font-family: var(--wb-font-mono);
  font-size: 12px;
  color: var(--wb-emerald);
}

@media (min-width: 860px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: 20px;
  }
}

/* ---------- 响应说明 ---------- */
.page-contact .pc-response {
  position: relative;
  padding-block: clamp(44px, 5vw, 80px);
  background: linear-gradient(180deg, var(--wb-blue) 0%, #16233D 100%);
}

.page-contact .pc-response .wb-h2 {
  color: var(--wb-cream);
}

.page-contact .pc-response .wb-lede {
  color: rgba(244, 235, 221, 0.78);
  max-width: 62ch;
}

.page-contact .pc-response .wb-filters {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .pc-filter-status,
.page-contact .wb-filter-status {
  margin: 8px 0 0;
  font-family: var(--wb-font-mono);
  font-size: 12px;
  color: var(--wb-mist);
}

.page-contact .pc-response__list {
  display: grid;
  gap: 16px;
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-contact .pc-resp {
  position: relative;
  padding: 24px 22px 24px 26px;
  background: rgba(16, 27, 51, 0.74);
  border: 1px solid var(--wb-line);
  min-width: 0;
}

.page-contact .pc-resp::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--wb-orange);
}

.page-contact .pc-resp[data-filter-item="general"]::before {
  background: var(--wb-orange);
}

.page-contact .pc-resp[data-filter-item="rule"]::before {
  background: var(--wb-gold);
}

.page-contact .pc-resp[data-filter-item="tech"]::before {
  background: var(--wb-cyan);
}

.page-contact .pc-resp__time {
  margin: 0 0 10px;
  font-family: var(--wb-font-mono);
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1.1;
  color: var(--wb-cream);
}

.page-contact .pc-resp__time span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--wb-mist);
}

.page-contact .pc-resp .wb-h3 {
  margin: 0 0 8px;
  color: var(--wb-orange-soft);
}

.page-contact .pc-resp p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.76);
}

.page-contact .pc-response__note {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--wb-line-strong);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.7);
  max-width: 70ch;
}

.page-contact .pc-response__note a {
  color: var(--wb-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .pc-response__note a:hover {
  color: var(--wb-orange-soft);
}

@media (min-width: 860px) {
  .page-contact .pc-response__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

/* ---------- 合作流程 ---------- */
.page-contact .pc-flow {
  color: var(--wb-ink);
}

.page-contact .pc-flow__inner {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  align-items: start;
}

.page-contact .pc-flow__main {
  min-width: 0;
}

.page-contact .pc-flow__media {
  margin: clamp(22px, 3vw, 32px) 0 0;
  border: 1px solid var(--pc-ink-line);
  background: var(--wb-blue);
}

.page-contact .pc-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .pc-flow__media .wb-media__caption {
  padding: 10px 12px;
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--wb-mist);
  background: var(--wb-blue);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-contact .pc-step {
  position: relative;
  padding: 0 0 22px 30px;
  border-left: 1px solid var(--pc-ink-line);
}

.page-contact .pc-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .pc-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 7px;
  width: 9px;
  height: 9px;
  background: var(--wb-orange);
}

.page-contact .pc-step__num {
  display: block;
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--pc-deep-ink);
  margin-bottom: 6px;
}

.page-contact .pc-step__details summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--wb-font-heading);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--wb-ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--pc-ink-line);
}

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

.page-contact .pc-step__details summary::after {
  content: "+";
  font-family: var(--wb-font-mono);
  font-size: 18px;
  color: var(--pc-deep-ink);
  line-height: 1;
}

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

.page-contact .pc-step__details p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-body-ink);
}

@media (min-width: 920px) {
  .page-contact .pc-flow__inner {
    grid-template-columns: minmax(0, 1fr) minmax(290px, 0.62fr);
  }
}

/* ---------- 沟通准备 ---------- */
.page-contact .pc-prepare {
  padding-block: clamp(44px, 5vw, 80px);
  background: var(--wb-indigo);
}

.page-contact .pc-prepare__inner {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-contact .pc-prepare .wb-h2 {
  color: var(--wb-cream);
}

.page-contact .pc-prepare .wb-lede {
  color: rgba(244, 235, 221, 0.78);
  max-width: 54ch;
}

.page-contact .pc-checklist {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-checklist li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--wb-line);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.76);
}

.page-contact .pc-checklist li:last-child {
  border-bottom: 1px solid var(--wb-line);
}

.page-contact .pc-checklist__idx {
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--wb-gold);
  padding-top: 3px;
}

.page-contact .pc-checklist strong {
  color: var(--wb-cream);
  font-weight: 700;
  margin-right: 4px;
}

.page-contact .pc-aside {
  position: relative;
  padding: clamp(22px, 3vw, 30px);
  background: var(--wb-blue);
  border: 1px solid var(--wb-line-strong);
  border-top: 2px solid var(--wb-orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  min-width: 0;
}

.page-contact .pc-aside__label {
  margin: 0 0 10px;
  font-family: var(--wb-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--wb-orange-soft);
}

.page-contact .pc-aside .wb-h3 {
  margin: 0 0 12px;
  color: var(--wb-cream);
}

.page-contact .pc-aside p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.76);
}

.page-contact .pc-aside__mail {
  font-family: var(--wb-font-mono);
  color: var(--wb-gold);
  word-break: break-all;
}

.page-contact .pc-aside .pc-aside__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--wb-line);
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wb-mist);
}

@media (min-width: 880px) {
  .page-contact .pc-prepare__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

/* ---------- 站点信息 ---------- */
.page-contact .pc-colophon {
  padding: clamp(30px, 4vw, 46px) 0 clamp(44px, 5vw, 70px);
  border-top: 1px solid var(--wb-line-strong);
  background: linear-gradient(180deg, rgba(27, 42, 74, 0.55) 0%, rgba(16, 27, 51, 0) 70%);
}

.page-contact .pc-colophon__inner {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-contact .pc-colophon__title {
  color: var(--wb-cream);
  font-size: clamp(20px, 2vw, 24px);
  margin: 0 0 14px;
}

.page-contact .pc-facts {
  display: grid;
  gap: 0;
}

.page-contact .pc-facts .wb-facts__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--wb-line);
}

.page-contact .pc-facts .wb-facts__key {
  font-family: var(--wb-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--wb-mist);
}

.page-contact .pc-facts .wb-facts__val {
  font-family: var(--wb-font-mono);
  font-size: 14px;
  color: var(--wb-cream);
  word-break: break-word;
}

.page-contact .pc-colophon__aside p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--wb-mist);
  max-width: 46ch;
}

.page-contact .pc-colophon__aside a {
  color: var(--wb-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .pc-colophon__aside a:hover {
  color: var(--wb-orange-soft);
}

@media (min-width: 820px) {
  .page-contact .pc-colophon__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}
<<<PAGE_CSS_DONE>>>