.page-contact {
  --pc-pad-y: clamp(3rem, 7vw, 5.5rem);
  --pc-hair: rgba(140, 163, 181, 0.22);
  --pc-hair-strong: rgba(140, 163, 181, 0.42);
  --pc-soft: var(--abyss-800);
  background: var(--bg);
  color: var(--fg);
  overflow-x: clip;
}

.page-contact .pc-sec {
  padding-block: var(--pc-pad-y);
}

.page-contact .pc-band {
  background: var(--abyss-700);
}

/* 首屏 */
.page-contact .pc-hero {
  padding-block: clamp(1.75rem, 5vw, 3.25rem) clamp(2.25rem, 6vw, 4.5rem);
}

.page-contact .breadcrumb {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .pc-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 9.4vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0.6rem 0 0;
  max-width: 15em;
}

.page-contact .pc-hero h1 span {
  color: var(--signal-orange);
}

.page-contact .pc-hero .lede {
  margin-top: clamp(1.25rem, 3vw, 1.9rem);
  color: var(--steel-400);
}

/* 章节头 */
.page-contact .pc-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--pc-hair-strong);
  margin-bottom: 1.25rem;
}

.page-contact .pc-head__num {
  font-size: var(--t-14);
  letter-spacing: 0.16em;
  color: var(--signal-orange);
}

.page-contact .pc-head__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 4.6vw, 2.35rem);
  line-height: 1.16;
  letter-spacing: -0.025em;
  margin: 0;
}

.page-contact .pc-lead {
  margin: 0 0 clamp(1.75rem, 4vw, 2.5rem);
  max-width: 64ch;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--steel-400);
}

.page-contact .pc-body {
  margin: 0 0 1.4rem;
  max-width: 64ch;
  line-height: 1.78;
  color: var(--steel-400);
}

/* 01 联络渠道 */
.page-contact .pc-channels {
  display: grid;
  gap: 1px;
  background: var(--pc-hair);
  border: 1px solid var(--pc-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .pc-channel {
  display: grid;
  gap: 0.65rem;
  padding: clamp(1.4rem, 5vw, 2.25rem);
  background: var(--abyss-800);
}

.page-contact .pc-channel__key {
  margin: 0;
  font-size: var(--t-12);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--celadon-400);
}

.page-contact .pc-channel__value {
  display: block;
  margin: 0;
  color: var(--ink-050);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__value--mail {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1rem, 4.3vw, 1.7rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-contact .pc-channel__value--tel {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.85rem, 8vw, 3.1rem);
  letter-spacing: -0.02em;
  line-height: 1;
}

.page-contact .pc-channel__value--addr {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(1rem, 3.6vw, 1.3rem);
  line-height: 1.65;
}

.page-contact a.pc-channel__value {
  transition: color 160ms var(--ease);
}

.page-contact a.pc-channel__value:hover {
  color: var(--signal-orange);
}

.page-contact .pc-channel__note {
  margin: 0;
  max-width: 58ch;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--steel-400);
}

/* 02 反馈单步骤 */
.page-contact .pc-steps {
  display: grid;
  gap: 1rem;
}

.page-contact .pc-step {
  padding: 1.4rem;
  border: 1px solid var(--pc-hair);
  border-radius: var(--r-md);
  background: rgba(6, 24, 38, 0.5);
}

.page-contact .pc-step__num {
  margin: 0 0 0.7rem;
  font-size: var(--t-14);
  letter-spacing: 0.12em;
  color: var(--signal-orange);
}

.page-contact .pc-step__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}

.page-contact .pc-step__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--steel-400);
}

.page-contact .pc-steps__foot {
  margin: 1.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--steel-400);
}

/* 03 清单与分栏 */
.page-contact .pc-split {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pc-hair-strong);
}

.page-contact .pc-check {
  position: relative;
  padding: 0.95rem 0 0.95rem 2.1rem;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-check::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 17px;
  height: 17px;
  border: 1px solid var(--steel-400);
  border-radius: 4px;
}

.page-contact .pc-check__t {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--ink-050);
}

.page-contact .pc-check__d {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--steel-400);
}

/* 04 时效与处理 */
.page-contact .pc-time {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-time .pc-lead {
  margin-bottom: 0;
}

.page-contact .pc-stats {
  display: grid;
  gap: 1px;
  margin-top: 1.75rem;
  background: var(--pc-hair);
  border: 1px solid var(--pc-hair);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .pc-stat {
  padding: 1.15rem 1.25rem;
  background: var(--abyss-800);
}

.page-contact .pc-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.55rem, 5vw, 2.15rem);
  line-height: 1.1;
  color: var(--celadon-400);
  letter-spacing: -0.02em;
}

.page-contact .pc-stat:nth-child(2) .pc-stat__num {
  color: var(--warm-gold);
}

.page-contact .pc-stat:nth-child(3) .pc-stat__num {
  color: var(--signal-orange);
}

.page-contact .pc-stat__num small {
  margin-left: 0.12em;
  font-family: var(--font-body);
  font-size: 0.5em;
  font-weight: 500;
  color: var(--fg-muted);
}

.page-contact .pc-stat__label {
  margin: 0.5rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--steel-400);
}

/* 图片 */
.page-contact .pc-figure {
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--abyss-800);
}

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

.page-contact .pc-figure figcaption {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--pc-hair);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--steel-400);
}

/* 05 合作 */
.page-contact .pc-pullquote {
  padding: 1.4rem 0 1.4rem 1.25rem;
  border-left: 2px solid var(--signal-orange);
}

.page-contact .pc-pullquote p {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--ink-050);
}

/* 06 地址与到访 */
.page-contact .pc-visit {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-visit__key {
  margin: 0;
  font-size: var(--t-12);
  letter-spacing: 0.18em;
  color: var(--celadon-400);
}

.page-contact .pc-visit__addr {
  margin: 0.6rem 0 1.15rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 4.2vw, 1.7rem);
  line-height: 1.5;
  letter-spacing: -0.015em;
  overflow-wrap: anywhere;
}

.page-contact .pc-visit__body {
  margin: 0 0 1rem;
  line-height: 1.78;
  color: var(--steel-400);
}

/* 07 常见问题 */
.page-contact .pc-faq {
  border-top: 1px solid var(--pc-hair-strong);
}

.page-contact .pc-faq .disclosure {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-faq .disclosure__panel {
  padding: 0 0 1.25rem;
}

.page-contact .pc-faq .disclosure__panel p {
  margin: 0;
  max-width: 66ch;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--steel-400);
}

/* 08 立即联络 */
.page-contact .pc-actions {
  display: grid;
  gap: 1px;
  background: var(--pc-hair-strong);
  border: 1px solid var(--pc-hair-strong);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .pc-action {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.45rem;
  padding: 1.5rem;
  background: var(--abyss-800);
  color: var(--ink-050);
  text-decoration: none;
  transition: background 160ms var(--ease);
}

.page-contact .pc-action:hover {
  background: var(--abyss-700);
}

.page-contact .pc-action__key {
  grid-column: 1 / -1;
  font-size: var(--t-12);
  letter-spacing: 0.16em;
  color: var(--celadon-400);
}

.page-contact .pc-action__val {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  overflow-wrap: anywhere;
}

.page-contact .pc-action__go {
  font-size: 1.2rem;
  line-height: 1;
  color: var(--signal-orange);
  transition: transform 160ms var(--ease);
}

.page-contact .pc-action:hover .pc-action__go {
  transform: translateX(4px);
}

.page-contact .pc-actions__note {
  margin: 1.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--steel-400);
}

/* 焦点态 */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--signal-orange);
  outline-offset: 3px;
  border-radius: 4px;
}

/* 媒体查询 */
@media (min-width: 620px) {
  .page-contact .pc-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .pc-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .pc-channel {
    grid-template-columns: 13rem minmax(0, 1fr);
    grid-template-areas:
      "key value"
      "key note";
    column-gap: 2.5rem;
    row-gap: 0.75rem;
    align-items: start;
  }
  .page-contact .pc-channel__key { grid-area: key; padding-top: 0.35rem; }
  .page-contact .pc-channel__value { grid-area: value; }
  .page-contact .pc-channel__note { grid-area: note; }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.9fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .pc-time {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .pc-visit {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3rem;
    align-items: center;
  }

  .page-contact .pc-actions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-contact .pc-hero h1 {
    font-size: clamp(4rem, 6.4vw, 5.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-action,
  .page-contact .pc-action__go,
  .page-contact a.pc-channel__value {
    transition: none;
  }
  .page-contact .pc-action:hover .pc-action__go {
    transform: none;
  }
}