.page-contact {
  --pc-gutter: clamp(20px, 4vw, 40px);
  --pc-radius: 28px 28px 28px 8px;
  background:
    radial-gradient(880px 520px at 82% -10%, rgba(142, 27, 46, 0.4), transparent 64%),
    radial-gradient(660px 420px at 4% 14%, rgba(107, 76, 230, 0.14), transparent 70%),
    var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: clamp(72px, 10vw, 140px);
  overflow-x: hidden;
}

.page-contact .pc-wrap {
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pc-gutter);
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-block: clamp(26px, 4vw, 46px) 0;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
  outline: none;
}

.page-contact .breadcrumb__sep {
  color: var(--line);
}

/* 首屏 */
.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(36px, 6vw, 74px) clamp(30px, 4vw, 52px);
  max-width: 50rem;
}

.page-contact .pc-hero__tag {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-contact .pc-hero__tag::before {
  content: "";
  display: block;
  width: 34px;
  height: 1px;
  background: var(--gold);
}

.page-contact .pc-hero h1 {
  margin: 0 0 24px;
  font-size: clamp(2.05rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .pc-hero .lede {
  margin: 0 0 30px;
  max-width: 38em;
  font-size: clamp(1rem, 2.1vw, 1.125rem);
  line-height: 1.9;
  color: var(--muted);
}

.page-contact .pc-hero__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  font-size: 0.875rem;
  color: var(--text);
}

.page-contact .pc-hero__meta li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact .pc-hero__meta li::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--red-action);
  box-shadow: 0 0 0 3px rgba(200, 32, 60, 0.18);
}

/* 通用章节骨架 */
.page-contact .pc-sec {
  padding-block: clamp(46px, 7vw, 92px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-sec__head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .pc-num {
  flex: none;
  font-family: var(--font-num);
  font-size: clamp(2.3rem, 6vw, 3.9rem);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.05em;
  color: var(--gold);
  text-shadow: 0 0 44px rgba(232, 180, 74, 0.26);
}

.page-contact .pc-sec__title {
  margin: 0 0 12px;
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .pc-sec__lead {
  margin: 0;
  max-width: 36em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--muted);
}

/* 01 联系通道 */
.page-contact .pc-channels__body {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-contact .pc-channels__cards {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

.page-contact .pc-channel {
  position: relative;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid rgba(232, 180, 74, 0.34);
  border-radius: var(--pc-radius);
  background:
    radial-gradient(120% 140% at 88% 0%, rgba(232, 180, 74, 0.16), transparent 56%),
    linear-gradient(152deg, #8e1b2e 0%, #6d1424 46%, #2a1026 100%);
  box-shadow: 0 26px 62px -36px rgba(0, 0, 0, 0.92);
  transition: border-color 0.28s var(--ease), transform 0.28s var(--ease), box-shadow 0.28s var(--ease);
}

.page-contact .pc-channel__label {
  margin: 0 0 14px;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .pc-channel__value {
  margin: 0 0 16px;
  font-family: var(--font-num);
  font-size: clamp(1.2rem, 3.6vw, 1.8rem);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--gold-soft);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__desc {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(237, 233, 243, 0.88);
}

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

.page-contact .pc-channels__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 28px 96px 28px 8px;
  object-fit: cover;
}

.page-contact .pc-channels__art figcaption {
  margin-top: 14px;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--muted);
}

/* 复制按钮 */
.page-contact .copy-btn {
  appearance: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
  padding: 12px 24px;
  border: 1px solid rgba(246, 230, 187, 0.42);
  border-radius: var(--r-chip);
  background: rgba(11, 10, 20, 0.42);
  color: var(--gold-soft);
  transition: background 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
  color: #2a1026;
  outline: none;
}

.page-contact .copy-btn.is-copied {
  background: var(--neon);
  border-color: var(--neon);
  color: #ffffff;
}

/* 02 服务时段 */
.page-contact .pc-hours__list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-hours__item {
  display: grid;
  gap: 8px;
  padding-block: clamp(20px, 2.6vw, 28px);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-hours__item dt {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-contact .pc-hours__item dd {
  margin: 0;
  max-width: 42em;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: rgba(237, 233, 243, 0.86);
}

.page-contact .pc-hours__item dd strong {
  color: var(--gold-soft);
  font-weight: 700;
}

/* 03 来信清单 */
.page-contact .pc-intake__panel {
  padding-inline: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 22px 22px 22px 6px;
  background: linear-gradient(160deg, rgba(35, 43, 84, 0.55), rgba(27, 24, 41, 0.88));
  overflow: hidden;
}

.page-contact .pc-intake__panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-block: 22px;
  cursor: pointer;
  list-style: none;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
}

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

.page-contact .pc-intake__panel summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-num);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--gold);
}

.page-contact .pc-intake__panel[open] summary::after {
  content: "\2013";
}

.page-contact .pc-intake__list {
  counter-reset: pc-intake;
  list-style: none;
  margin: 0;
  padding: 0 0 28px;
  display: grid;
  gap: 18px;
}

.page-contact .pc-intake__list li {
  counter-increment: pc-intake;
  position: relative;
  padding-left: 44px;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(237, 233, 243, 0.86);
}

.page-contact .pc-intake__list li::before {
  content: counter(pc-intake, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  padding: 2px 7px;
  font-family: var(--font-num);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold);
  border: 1px solid rgba(232, 180, 74, 0.45);
  border-radius: 8px 8px 8px 2px;
}

.page-contact .pc-intake__hint {
  margin: 20px 0 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-intake__hint a {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 180, 74, 0.45);
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-contact .pc-intake__hint a:hover,
.page-contact .pc-intake__hint a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
  outline: none;
}

/* 04 自助入口 */
.page-contact .pc-paths {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .pc-path {
  display: block;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  background: var(--surface);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.26s var(--ease), background 0.26s var(--ease), transform 0.26s var(--ease);
}

.page-contact .pc-path:hover,
.page-contact .pc-path:focus-visible {
  border-color: var(--neon);
  background: linear-gradient(160deg, rgba(107, 76, 230, 0.18), rgba(27, 24, 41, 0.95));
  transform: translateY(-3px);
  outline: none;
}

.page-contact .pc-path__idx {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-num);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .pc-path__title {
  margin: 0 0 10px;
  font-size: 1.125rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .pc-path__desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-path__sample {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--gold-soft);
  transition: max-height 0.3s var(--ease), opacity 0.3s var(--ease), margin-top 0.3s var(--ease);
}

.page-contact .pc-path:hover .pc-path__sample,
.page-contact .pc-path:focus-visible .pc-path__sample {
  max-height: 6em;
  opacity: 1;
  margin-top: 12px;
}

/* 05 通信地址 */
.page-contact .pc-address__grid {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  align-items: center;
}

.page-contact .pc-address__label {
  margin: 0 0 12px;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .pc-address__value {
  margin: 0 0 18px;
  font-size: clamp(1.125rem, 2.6vw, 1.45rem);
  font-weight: 800;
  line-height: 1.55;
  color: var(--text);
}

.page-contact .pc-address__text p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: rgba(237, 233, 243, 0.84);
}

.page-contact .pc-address__text .pc-address__note {
  padding-left: 14px;
  border-left: 2px solid var(--red-action);
  font-size: 0.875rem;
  color: var(--muted);
}

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

.page-contact .pc-address__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 28px 96px 28px 8px;
  object-fit: cover;
}

/* 06 合作与反馈 */
.page-contact .pc-coop__grid {
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

.page-contact .pc-coop__item {
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line-soft);
  border-radius: 8px 28px 28px 28px;
  background: linear-gradient(165deg, rgba(142, 27, 46, 0.2), rgba(27, 24, 41, 0.92));
}

.page-contact .pc-coop__item h3 {
  margin: 0 0 12px;
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--gold-soft);
}

.page-contact .pc-coop__item p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.85;
  color: rgba(237, 233, 243, 0.82);
}

.page-contact .pc-coop__tip {
  margin: clamp(20px, 3vw, 32px) 0 0;
  max-width: 48em;
  padding: 18px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-chip);
  background: rgba(35, 43, 84, 0.5);
  font-size: 0.875rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .pc-coop__tip strong {
  color: var(--gold-soft);
  font-weight: 700;
}

/* 断点 */
@media (min-width: 640px) {
  .page-contact .pc-hours__item {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 24px;
  }
}

@media (min-width: 700px) {
  .page-contact .pc-sec__head {
    flex-direction: row;
    align-items: flex-start;
    gap: clamp(18px, 3vw, 34px);
  }

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

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

@media (min-width: 860px) {
  .page-contact .pc-address__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 920px) {
  .page-contact .pc-channels__body {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }
}

@media (hover: none) {
  .page-contact .pc-path__sample {
    max-height: 8em;
    opacity: 1;
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-path,
  .page-contact .pc-path__sample,
  .page-contact .copy-btn,
  .page-contact .breadcrumb a,
  .page-contact .pc-intake__hint a {
    transition: none;
  }

  .page-contact .pc-path:hover,
  .page-contact .pc-path:focus-visible,
  .page-contact .pc-channel:hover {
    transform: none;
  }
}