.page-contact {
  --pc-rule: 2px;
  --pc-shadow-sm: 5px 5px 0 var(--ink-deep);
  --pc-shadow: 8px 8px 0 var(--ink-deep);
  --pc-shadow-hover: 12px 12px 0 var(--ink-deep);
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .mono-caption {
  display: block;
  padding: 0.7rem 1rem;
  background: var(--ink-deep);
  color: var(--gold-dim);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.page-contact .pc-link {
  color: var(--ink-green);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 1px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-link:hover,
.page-contact .pc-link:focus-visible {
  color: var(--alert);
  border-color: var(--alert);
  outline: none;
}

/* ============ 首屏 ============ */
.page-contact .pc-hero {
  padding: clamp(2rem, 5vw, 3.6rem) 0 clamp(2.6rem, 6vw, 4.6rem);
  background: var(--paper);
}

.page-contact .pc-hero__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.page-contact .pc-eyebrow {
  color: var(--copper);
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  margin: 0 0 0.9rem;
}

.page-contact .pc-hero__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 5.4vw, 3.6rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--ink-green);
  margin: 0 0 1.1rem;
}

.page-contact .pc-hero__intro {
  max-width: 32em;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--graphite);
  margin: 0 0 1.5rem;
}

.page-contact .pc-hero__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
}

.page-contact .pc-hero__media {
  margin: 0;
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow);
  background: var(--ink-deep);
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.04);
}

.page-contact .pc-hero__media figcaption {
  padding: 0.6rem 0.9rem;
  color: var(--gold-dim);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

/* ============ 联系方式卡组 ============ */
.page-contact .pc-desk {
  margin-top: clamp(2rem, 4.5vw, 3.4rem);
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow);
  background: var(--mist);
}

.page-contact .pc-desk__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1.4rem;
  padding: 0.9rem clamp(1rem, 2.4vw, 1.8rem);
  background: var(--ink-deep);
  border-bottom: var(--pc-rule) solid var(--gold);
}

.page-contact .pc-desk__tag {
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
}

.page-contact .pc-desk__note {
  color: var(--gold-light);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.page-contact .pc-desk__grid {
  list-style: none;
  margin: 0;
  padding: clamp(1.1rem, 2.6vw, 1.9rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.3rem;
}

.page-contact .pc-desk__card {
  position: relative;
  background: var(--paper);
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow-sm);
  padding: 1.5rem 1.3rem 1.3rem;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .pc-desk__card:hover,
.page-contact .pc-desk__card:focus-within {
  box-shadow: var(--pc-shadow-hover);
  transform: translate(-3px, -3px);
}

.page-contact .pc-desk__num {
  display: inline-block;
  padding: 0.24rem 0.55rem;
  background: var(--ink-green);
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
}

.page-contact .pc-desk__label {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--ink-green);
  margin: 0.85rem 0 0.55rem;
}

.page-contact .pc-desk__value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--graphite);
  word-break: break-word;
  margin: 0 0 0.85rem;
  padding-bottom: 0.45rem;
  border-bottom: 2px solid var(--gold);
}

.page-contact .pc-desk__desc {
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--slate);
  margin: 0;
}

/* ============ 区块通用表头 ============ */
.page-contact .pc-sec-head {
  border-left: 6px solid var(--gold);
  padding-left: 1.1rem;
  margin-bottom: clamp(1.6rem, 3.4vw, 2.4rem);
}

.page-contact .pc-sec-head__no {
  display: block;
  color: var(--copper);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  margin-bottom: 0.55rem;
}

.page-contact .pc-sec-head h2 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.4vw, 2.3rem);
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--ink-green);
  margin: 0 0 0.7rem;
}

.page-contact .pc-sec-head__lead {
  max-width: 36em;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--slate);
  margin: 0;
}

/* ============ 三步对接 ============ */
.page-contact .pc-steps {
  padding: clamp(3rem, 7vw, 5.2rem) 0;
  background: var(--paper);
  border-top: var(--pc-rule) solid var(--ink-deep);
}

.page-contact .pc-steps__figure {
  margin: 0 0 clamp(2rem, 4.4vw, 3rem);
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow);
  background: var(--ink-deep);
}

.page-contact .pc-steps__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-contact .pc-steps__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
}

.page-contact .pc-step {
  position: relative;
  padding-top: 2.7rem;
}

.page-contact .pc-step::before {
  content: "";
  position: absolute;
  top: 1.05rem;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--mist);
}

.page-contact .pc-step__no {
  position: absolute;
  top: 0;
  left: 0;
  padding: 0.3rem 0.6rem;
  background: var(--ink-green);
  color: var(--gold);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  z-index: 1;
}

.page-contact .pc-step__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.22rem;
  color: var(--ink-green);
  margin: 0 0 0.35rem;
}

.page-contact .pc-step__time {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--copper);
  margin: 0 0 0.9rem;
}

.page-contact .pc-step__need {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-step__need li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .pc-step__need li + li {
  margin-top: 0.3rem;
}

.page-contact .pc-step__need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.5rem;
  height: 2px;
  background: var(--gold);
}

/* ============ 商务合作 ============ */
.page-contact .pc-coop {
  padding: clamp(3rem, 7vw, 5.2rem) 0;
  background: var(--ink-green);
  border-top: var(--pc-rule) solid var(--ink-deep);
  border-bottom: var(--pc-rule) solid var(--ink-deep);
}

.page-contact .pc-coop .pc-sec-head {
  border-left-color: var(--gold);
}

.page-contact .pc-coop .pc-sec-head__no {
  color: var(--gold);
}

.page-contact .pc-coop .pc-sec-head h2 {
  color: var(--paper);
}

.page-contact .pc-coop .pc-sec-head__lead {
  color: var(--gold-light);
}

.page-contact .pc-coop__widget {
  position: relative;
}

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

.page-contact .pc-coop__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.8rem;
}

.page-contact .pc-coop__tab {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  padding: 0.7rem 1.05rem;
  border: 2px solid var(--gold-dim);
  color: var(--gold-light);
  background: transparent;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-coop__tab:hover {
  border-color: var(--gold);
  color: var(--paper);
  background: rgba(201, 169, 110, 0.14);
}

.page-contact #pc-coop-1:focus-visible ~ .pc-coop__tabs label[for="pc-coop-1"],
.page-contact #pc-coop-2:focus-visible ~ .pc-coop__tabs label[for="pc-coop-2"],
.page-contact #pc-coop-3:focus-visible ~ .pc-coop__tabs label[for="pc-coop-3"] {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-contact #pc-coop-1:checked ~ .pc-coop__tabs label[for="pc-coop-1"],
.page-contact #pc-coop-2:checked ~ .pc-coop__tabs label[for="pc-coop-2"],
.page-contact #pc-coop-3:checked ~ .pc-coop__tabs label[for="pc-coop-3"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-deep);
}

.page-contact .pc-coop__panel {
  display: none;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  border: 2px solid var(--gold-dim);
  background: rgba(7, 31, 24, 0.6);
  box-shadow: 8px 8px 0 var(--ink-deep);
  padding: clamp(1.2rem, 2.8vw, 2rem);
}

.page-contact #pc-coop-1:checked ~ .pc-coop__panels .pc-coop__panel--1,
.page-contact #pc-coop-2:checked ~ .pc-coop__panels .pc-coop__panel--2,
.page-contact #pc-coop-3:checked ~ .pc-coop__panels .pc-coop__panel--3 {
  display: grid;
}

.page-contact .pc-coop__sub {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--gold);
  margin: 0 0 0.85rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--gold-dim);
}

.page-contact .pc-coop__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-coop__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .pc-coop__list li + li {
  margin-top: 0.45rem;
}

.page-contact .pc-coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.5rem;
  height: 2px;
  background: var(--gold);
}

/* ============ 建议与投诉流程 ============ */
.page-contact .pc-flow {
  padding: clamp(3rem, 7vw, 5.2rem) 0;
  background: var(--paper);
}

.page-contact .pc-flow__ring {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.3rem;
}

.page-contact .pc-node {
  background: var(--paper);
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow-sm);
  padding: 1.5rem 1.25rem 1.3rem;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .pc-node:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: var(--pc-shadow);
  background: var(--mist);
}

.page-contact .pc-node__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 50%;
  border: 2px solid var(--ink-deep);
  background: var(--ink-green);
  color: var(--gold);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.page-contact .pc-node__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--ink-green);
  margin: 0.85rem 0 0.3rem;
}

.page-contact .pc-node__period {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--alert);
  margin: 0 0 0.75rem;
}

.page-contact .pc-node__desc {
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--slate);
  margin: 0;
}

/* ============ 响应时效 ============ */
.page-contact .pc-sla {
  padding: clamp(3rem, 7vw, 5.2rem) 0;
  background: var(--mist);
  border-top: var(--pc-rule) solid var(--ink-deep);
}

.page-contact .pc-sla__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-deep);
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow);
}

.page-contact .pc-sla__stat {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.4rem;
  min-height: 10rem;
  background: var(--paper);
  padding: clamp(1.3rem, 3vw, 2rem);
}

.page-contact .pc-sla__label {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--slate);
  margin: 0;
  max-width: 16em;
}

.page-contact .pc-sla__figure {
  align-self: flex-end;
  text-align: right;
  margin: 0;
}

.page-contact .pc-sla__num {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.6rem, 8vw, 4.2rem);
  line-height: 0.95;
  color: var(--ink-green);
}

.page-contact .pc-sla__unit {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--copper);
  margin-top: 0.45rem;
}

.page-contact .pc-sla__notes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-top: clamp(1.8rem, 4vw, 2.8rem);
}

.page-contact .pc-note {
  background: var(--paper);
  border: var(--pc-rule) solid var(--ink-deep);
  padding: 1.2rem 1.15rem;
}

.page-contact .pc-note__key {
  display: block;
  color: var(--copper);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  margin-bottom: 0.6rem;
}

.page-contact .pc-note__text {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--graphite);
  margin: 0;
}

/* ============ 区域对接 ============ */
.page-contact .pc-region {
  padding: clamp(3rem, 7vw, 5.4rem) 0;
  background: var(--paper);
}

.page-contact .pc-region__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.2rem;
  align-items: start;
}

.page-contact .pc-region__text .pc-sec-head {
  margin-bottom: 1.4rem;
}

.page-contact .pc-region__para {
  max-width: 34em;
  font-size: 0.96rem;
  line-height: 1.88;
  color: var(--graphite);
  margin: 0 0 1.1rem;
}

.page-contact .pc-region__panel {
  border: var(--pc-rule) solid var(--ink-deep);
  box-shadow: var(--pc-shadow);
  background: var(--ink-deep);
  padding: clamp(1.3rem, 3vw, 1.9rem);
  display: grid;
  gap: 1px;
}

.page-contact .pc-region__item {
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(227, 210, 176, 0.24);
}

.page-contact .pc-region__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-region__num {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.4rem, 7vw, 3.4rem);
  line-height: 1;
  color: var(--gold);
}

.page-contact .pc-region__cap {
  display: block;
  margin-top: 0.5rem;
  color: var(--gold-dim);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

/* ============ 媒体查询 ============ */
@media (min-width: 720px) {
  .page-contact .pc-desk__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 900px) {
  .page-contact .pc-hero__split {
    grid-template-columns: 7fr 5fr;
    gap: clamp(2rem, 4vw, 3.6rem);
  }

  .page-contact .pc-desk__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .page-contact .pc-steps__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .page-contact .pc-steps__list::before {
    content: "";
    position: absolute;
    top: 1.05rem;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold-light);
  }

  .page-contact .pc-coop__panel {
    grid-template-columns: 1fr 1fr;
    gap: 2.4rem;
  }

  .page-contact .pc-flow__ring {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
  }

  .page-contact .pc-sla__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .pc-sla__notes {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .pc-region__split {
    grid-template-columns: 6fr 4fr;
    gap: clamp(2rem, 5vw, 4rem);
  }
}

@media (max-width: 420px) {
  .page-contact .pc-desk__value {
    font-size: 0.86rem;
  }

  .page-contact .pc-hero__title {
    font-size: 1.95rem;
  }

  .page-contact .pc-coop__tab {
    flex: 1 1 100%;
    text-align: center;
  }
}