.page-contact {
  --pc-line: rgba(234,244,239,.12);
  --pc-soft: rgba(61,245,200,.14);
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: clip;
}

.page-contact > section {
  padding: clamp(52px, 7vw, 88px) 0;
}

.page-contact .crumbs {
  padding-top: 22px;
  padding-bottom: 4px;
}

/* ---------- 章节标题行 ---------- */
.page-contact .pc-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(26px, 3.6vw, 42px);
}

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

.page-contact .sec-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--neon);
  padding: 3px 12px 3px 9px;
  margin-bottom: 12px;
  transform: skewX(-9deg);
}

.page-contact .pc-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--chalk);
  margin: 0;
}

.page-contact .pc-head__text {
  margin: 0;
  font-size: 1rem;
  color: var(--mist);
  max-width: 46ch;
}

@media (min-width: 800px) {
  .page-contact .pc-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    gap: 36px;
    align-items: end;
  }
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-top: clamp(28px, 4vw, 52px);
  padding-bottom: clamp(48px, 6vw, 84px);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(158deg, rgba(27,74,56,.62) 0%, rgba(8,19,15,0) 58%),
    repeating-linear-gradient(-64deg, rgba(61,245,200,.05) 0 1px, transparent 1px 42px);
  pointer-events: none;
  z-index: 0;
}

.page-contact .pc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: end;
  }
}

.page-contact .pc-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .16em;
  color: var(--neon-2);
  margin: 0 0 4px;
}

.page-contact .pc-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.025em;
  color: var(--chalk);
  margin: 10px 0 20px;
}

.page-contact .pc-hero .lede {
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  color: rgba(234,244,239,.86);
  max-width: 42ch;
  margin: 0 0 26px;
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact .pc-hero__board {
  position: relative;
  background: var(--turf);
  border: var(--bd) solid var(--concrete);
  box-shadow: var(--shadow);
  padding: 24px 22px 26px;
}

.page-contact .pc-hero__board::after {
  content: "";
  position: absolute;
  right: -3px;
  bottom: -3px;
  width: 30px;
  height: 30px;
  background: var(--concrete);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.page-contact .pc-hero__boardlabel {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--neon);
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--pc-line);
}

.page-contact .pc-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
  margin: 0;
}

.page-contact .pc-hero__stat dt {
  font-size: .8rem;
  color: var(--mist);
  line-height: 1.45;
  margin-bottom: 4px;
}

.page-contact .pc-hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1;
  color: var(--neon);
}

/* ---------- 四类合作方向 ---------- */
.page-contact .pc-ways {
  background: linear-gradient(180deg, var(--ink) 0%, var(--turf) 42%, var(--ink) 100%);
}

.page-contact .pc-waylist {
  display: grid;
  gap: 20px;
}

@media (min-width: 620px) {
  .page-contact .pc-waylist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1060px) {
  .page-contact .pc-waylist {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-contact .pc-way {
  position: relative;
  background: var(--turf);
  border: var(--bd) solid var(--concrete);
  box-shadow: var(--shadow-sm);
  padding: 24px 20px 26px;
  display: flex;
  flex-direction: column;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.page-contact .pc-way::after {
  content: "";
  position: absolute;
  right: -3px;
  bottom: -3px;
  width: 24px;
  height: 24px;
  background: var(--concrete);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

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

.page-contact .pc-way__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .82rem;
  color: var(--neon);
  border-bottom: 2px solid rgba(61,245,200,.35);
  padding-bottom: 3px;
  align-self: flex-start;
  margin-bottom: 16px;
}

.page-contact .pc-way__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.12rem;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--chalk);
  margin: 0 0 12px;
}

.page-contact .pc-way__desc {
  font-size: .92rem;
  color: rgba(234,244,239,.8);
  margin: 0 0 18px;
  flex: 1 1 auto;
}

.page-contact .pc-way__who {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pc-line);
  font-size: .8rem;
  color: var(--mist);
  line-height: 1.6;
}

.page-contact .pc-way__who span {
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--neon-2);
  margin-bottom: 4px;
}

/* ---------- 合作流程 ---------- */
.page-contact .pc-flow {
  background: var(--turf);
  border-top: var(--bd) solid var(--concrete);
  border-bottom: var(--bd) solid var(--concrete);
}

.page-contact .pc-flow__body {
  display: grid;
  gap: 36px;
}

@media (min-width: 940px) {
  .page-contact .pc-flow__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    gap: 52px;
    align-items: start;
  }
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-contact .pc-steps::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 26px;
  bottom: 34px;
  width: 2px;
  background: linear-gradient(180deg, var(--neon) 0%, var(--neon-2) 52%, var(--flare) 100%);
  opacity: .55;
}

.page-contact .pc-step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 30px;
  position: relative;
}

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

.page-contact .pc-step__no {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: var(--bd) solid var(--neon);
  background: var(--turf);
  color: var(--neon);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .9rem;
  border-radius: 50%;
  position: relative;
  z-index: 1;
}

.page-contact .pc-step__body h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -.01em;
  color: var(--chalk);
  margin: 8px 0 8px;
}

.page-contact .pc-step__body p {
  margin: 0 0 10px;
  font-size: .94rem;
  color: rgba(234,244,239,.8);
  max-width: 46ch;
}

.page-contact .pc-step__need {
  font-size: .82rem;
  color: var(--mist);
  padding-left: 14px;
  border-left: 2px solid rgba(61,245,200,.3);
  max-width: 46ch;
}

.page-contact .pc-step__need span {
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--neon-2);
  margin-bottom: 3px;
}

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

.page-contact .pc-flow__fig img,
.page-contact .pc-region__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: var(--bd) solid var(--concrete);
  box-shadow: var(--shadow);
  object-fit: cover;
  background: linear-gradient(140deg, var(--turf-2), var(--ink));
}

.page-contact .pc-flow__fig figcaption,
.page-contact .pc-region__fig figcaption {
  margin-top: 12px;
  font-size: .82rem;
  color: var(--mist);
}

/* ---------- 媒体数据 ---------- */
.page-contact .pc-media__grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 760px) {
  .page-contact .pc-media__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-contact .pc-media__col {
  background: rgba(14,42,33,.55);
  border: var(--bd) solid var(--concrete);
  padding: 24px 22px 26px;
  transition: border-color .22s ease, background-color .22s ease;
}

.page-contact .pc-media__col:hover {
  border-color: var(--neon-2);
  background: rgba(27,74,56,.5);
}

.page-contact .pc-media__col h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.02rem;
  color: var(--chalk);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(61,245,200,.28);
}

.page-contact .pc-media__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-media__list li {
  position: relative;
  padding-left: 18px;
  font-size: .9rem;
  color: rgba(234,244,239,.82);
  line-height: 1.7;
}

.page-contact .pc-media__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  background: var(--neon);
  transform: skewX(-14deg);
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-contact {
  background:
    repeating-linear-gradient(-64deg, rgba(61,245,200,.045) 0 1px, transparent 1px 38px),
    var(--ink);
}

.page-contact .pc-contact__grid {
  display: grid;
  gap: 22px;
}

@media (min-width: 820px) {
  .page-contact .pc-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-ccard--wide {
    grid-column: 1 / -1;
  }
}

.page-contact .pc-ccard {
  position: relative;
  background: var(--turf);
  border: var(--bd) solid var(--concrete);
  box-shadow: var(--shadow);
  padding: 26px 24px 24px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.page-contact .pc-ccard:hover {
  transform: translateY(-4px);
  border-color: var(--neon);
  box-shadow: 10px 10px 0 var(--concrete);
}

.page-contact .pc-ccard__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  color: var(--ink);
  background: var(--neon-2);
  padding: 3px 10px;
  margin-bottom: 16px;
}

.page-contact .pc-ccard--mail .pc-ccard__label {
  background: var(--flare);
  color: var(--chalk);
}

.page-contact .pc-ccard__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  line-height: 1.35;
  color: var(--chalk);
  margin: 0 0 14px;
  word-break: break-word;
}

.page-contact .pc-ccard__note {
  margin: 0;
  font-size: .88rem;
  color: var(--mist);
  max-width: 52ch;
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq {
  background: var(--ink);
}

.page-contact .pc-faq__list {
  display: grid;
  gap: 14px;
  max-width: 880px;
}

/* ---------- 川渝资源 ---------- */
.page-contact .pc-region {
  background: linear-gradient(180deg, var(--ink) 0%, var(--turf) 55%, var(--ink) 100%);
}

.page-contact .pc-region__grid {
  display: grid;
  gap: 34px;
}

@media (min-width: 900px) {
  .page-contact .pc-region__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 480px);
    gap: 52px;
    align-items: center;
  }
}

.page-contact .pc-region__copy p {
  margin: 0 0 16px;
  font-size: .98rem;
  color: rgba(234,244,239,.84);
  max-width: 48ch;
}

.page-contact .pc-region__stats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  border-top: 1px dashed var(--pc-line);
  padding-top: 24px;
}

.page-contact .pc-region__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1;
  color: var(--flare);
  margin-bottom: 8px;
}

.page-contact .pc-region__unit {
  font-size: .6em;
  margin-left: 2px;
  color: var(--amber);
}

.page-contact .pc-region__lab {
  display: block;
  font-size: .8rem;
  color: var(--mist);
  line-height: 1.5;
}

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

/* ---------- 收尾 CTA ---------- */
.page-contact .pc-cta {
  background-color: var(--turf-2);
  background-image: repeating-linear-gradient(
    -62deg,
    rgba(61,245,200,.08) 0 2px,
    transparent 2px 16px
  );
  border-top: var(--bd) solid var(--concrete);
  border-bottom: var(--bd) solid var(--concrete);
  padding: clamp(32px, 5vw, 56px) 0;
}

.page-contact .pc-cta__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 32px;
  align-items: center;
  justify-content: space-between;
}

.page-contact .pc-cta__line {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.6vw, 1.65rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--chalk);
  max-width: 30ch;
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 520px) {
  .page-contact .pc-hero__stats {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-contact .pc-region__stats {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }
  .page-contact .pc-step {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
  }
  .page-contact .pc-step__no {
    width: 38px;
    height: 38px;
    font-size: .8rem;
  }
  .page-contact .pc-steps::before {
    left: 18px;
  }
  .page-contact .pc-cta__inner {
    justify-content: flex-start;
  }
  .page-contact .pc-cta .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-way,
  .page-contact .pc-ccard,
  .page-contact .pc-media__col {
    transition: none;
  }
  .page-contact .pc-way:hover,
  .page-contact .pc-way:focus-within,
  .page-contact .pc-ccard:hover {
    transform: none;
  }
}