.page-contact {
  --pc-line: rgba(227, 194, 122, 0.3);
  --pc-line-soft: rgba(227, 194, 122, 0.14);
  --pc-radius: 2px;
  color: var(--ash-300);
}

/* 面包屑 */
.page-contact .breadcrumbs {
  padding-top: 22px;
}
.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .crumb-item,
.page-contact .crumb-sep {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--ash-500);
}
.page-contact .crumb-item a {
  color: var(--ash-300);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-line);
  padding-bottom: 1px;
}
.page-contact .crumb-item a:hover {
  color: var(--gold-400);
  border-bottom-color: var(--gold-400);
}
.page-contact .crumb-item [aria-current="page"] {
  color: var(--gold-400);
}

/* 首屏 */
.page-contact .pc-hero {
  padding-top: 34px;
}
.page-contact .pc-hero__head {
  position: relative;
  max-width: 66ch;
}
.page-contact .pc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 6.2vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--gold-200);
  text-shadow: 0 0 34px rgba(227, 194, 122, 0.18);
}
.page-contact .pc-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.95;
  color: var(--ash-300);
}
.page-contact .pc-hero__mark {
  margin-top: 24px;
}
.page-contact .pc-hero__mark .anno {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--magenta-500);
}
.page-contact .pc-hero__media {
  margin: 34px 0 0;
  border: 1px solid var(--pc-line);
  box-shadow: var(--shadow-card);
  background: var(--ink-900);
}

/* 联络信息板 */
.page-contact .pc-board-section {
  padding-top: 0;
}
.page-contact .pc-board {
  display: grid;
  gap: 1px;
  border: 1px solid var(--pc-line);
  background: var(--pc-line-soft);
  box-shadow: var(--shadow-card);
}
.page-contact .pc-board__cell {
  position: relative;
  padding: 26px 22px 28px;
  background: var(--ink-800);
}
.page-contact .pc-board__cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold-400), rgba(227, 194, 122, 0) 74%);
}
.page-contact .pc-board__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  color: var(--gold-400);
}
.page-contact .pc-board__value {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--gold-200);
  word-break: break-word;
  overflow-wrap: anywhere;
}
.page-contact .pc-board__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--pc-line);
}
.page-contact .pc-board__value a:hover {
  color: var(--cyan-400);
  border-bottom-color: var(--cyan-400);
}
.page-contact .pc-board__note {
  margin: 14px 0 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--ash-500);
}

/* 沟通准备 */
.page-contact .pc-prep__grid {
  display: grid;
  gap: 34px;
}
.page-contact .pc-prep__intro p {
  margin: 16px 0 0;
  font-size: 0.96rem;
  line-height: 1.9;
  color: var(--ash-300);
}
.page-contact .pc-prep__sample {
  padding: 18px 20px;
  border: 1px dashed var(--pc-line);
  background: rgba(18, 39, 30, 0.62);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 2;
  color: var(--gold-200);
}
.page-contact .pc-prep__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pc-line);
}
.page-contact .pc-prep__item {
  position: relative;
  padding: 24px 0 24px 52px;
  border-bottom: 1px solid var(--pc-line-soft);
}
.page-contact .pc-prep__num {
  position: absolute;
  left: 0;
  top: 24px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--magenta-500);
}
.page-contact .pc-prep__item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: var(--gold-200);
}
.page-contact .pc-prep__item p {
  margin: 9px 0 0;
  font-size: 0.9rem;
  line-height: 1.88;
  color: var(--ash-300);
}

/* 反馈分类 */
.page-contact .pc-cats__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 26px;
}
.page-contact .pc-cats__layout {
  display: grid;
  gap: 32px;
}
.page-contact .pc-cats__grid {
  display: grid;
  gap: 16px;
}
.page-contact .pc-cat {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--pc-line);
  background: var(--ink-800);
  box-shadow: var(--shadow-card);
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}
.page-contact .pc-cat:hover {
  border-color: var(--gold-400);
  transform: translateY(-3px);
}
.page-contact .pc-cat.is-hidden {
  display: none;
}
.page-contact .pc-cat__tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid rgba(69, 224, 255, 0.38);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--cyan-400);
}
.page-contact .pc-cat h3 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: 1.14rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--gold-200);
}
.page-contact .pc-cat p {
  margin: 10px 0 0;
  font-size: 0.89rem;
  line-height: 1.88;
  color: var(--ash-300);
}
.page-contact .pc-cat__need {
  margin: 16px 0 0 !important;
  padding-top: 13px;
  border-top: 1px dashed var(--pc-line-soft);
  font-size: 0.83rem;
  line-height: 1.8;
  color: var(--ash-500);
}
.page-contact .pc-cat__need b {
  font-weight: 500;
  color: var(--gold-400);
}
.page-contact .pc-cats__figure {
  margin: 0;
  border: 1px solid var(--pc-line);
  box-shadow: var(--shadow-card);
  background: var(--ink-900);
}

/* 合作事务 */
.page-contact .pc-coop__frame {
  position: relative;
  overflow: hidden;
  padding: 34px 24px 38px;
  border: 1px solid var(--pc-line);
  background: linear-gradient(158deg, var(--ink-800) 0%, var(--ink-950) 82%);
  box-shadow: var(--shadow-card);
}
.page-contact .pc-coop__frame::after {
  content: "";
  position: absolute;
  right: -100px;
  top: -100px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 61, 127, 0.26), rgba(255, 61, 127, 0) 68%);
  pointer-events: none;
}
.page-contact .pc-coop h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4.6vw, 2.1rem);
  line-height: 1.32;
  letter-spacing: 0.02em;
  color: var(--gold-200);
}
.page-contact .pc-coop p {
  position: relative;
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.92;
  color: var(--ash-300);
}
.page-contact .pc-coop__subject {
  display: inline-block;
  padding: 11px 16px;
  border: 1px solid var(--gold-400);
  background: rgba(227, 194, 122, 0.08);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--gold-200);
  word-break: break-word;
}
.page-contact .pc-coop__mail {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ash-500);
}
.page-contact .pc-coop__mail a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 224, 255, 0.4);
  overflow-wrap: anywhere;
}
.page-contact .pc-coop__mail a:hover {
  border-bottom-color: var(--cyan-400);
}

/* 时效说明带 */
.page-contact .pc-sla__band {
  position: relative;
  padding-top: 30px;
  border-top: 3px solid var(--gold-400);
}
.page-contact .pc-sla__band .tick-rule {
  position: absolute;
  left: 0;
  top: -3px;
  width: 100%;
  height: 3px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--gold-400) 0 2px,
    rgba(227, 194, 122, 0) 2px 14px
  );
  opacity: 0.45;
}
.page-contact .pc-sla__grid {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}
.page-contact .pc-sla__cell {
  padding-left: 18px;
  border-left: 1px solid var(--pc-line-soft);
}
.page-contact .pc-sla__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.55rem;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--gold-200);
}
.page-contact .pc-sla__text {
  margin: 12px 0 0;
  font-size: 0.89rem;
  line-height: 1.88;
  color: var(--ash-300);
}
.page-contact .pc-sla__foot {
  margin: 32px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--pc-line-soft);
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--ash-500);
}
.page-contact .pc-sla__foot a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 224, 255, 0.38);
}
.page-contact .pc-sla__foot a:hover {
  border-bottom-color: var(--cyan-400);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-contact .pc-cats__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .pc-coop__frame {
    padding: 44px 40px 48px;
  }
}

@media (min-width: 760px) {
  .page-contact .pc-board {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .pc-sla__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 34px;
  }
  .page-contact .pc-hero__mark {
    position: absolute;
    right: 0;
    top: 6px;
    margin-top: 0;
  }
  .page-contact .pc-prep__grid {
    grid-template-columns: 4fr 7fr;
    gap: 54px;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-cats__layout {
    grid-template-columns: 7fr 4fr;
    gap: 44px;
    align-items: start;
  }
}

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