.page-contact {
  --pc-line: 1px solid rgba(200, 162, 74, 0.42);
  --pc-line-soft: 1px solid rgba(42, 35, 32, 0.14);
  color: var(--ink);
  background: var(--cream);
  font-family: var(--font-body);
}

.page-contact .wrap {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: clamp(1.05rem, 4vw, 2.5rem);
}

.page-contact :where(a, summary):focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(126, 31, 26, 0.5);
}

/* 面包屑 */
.page-contact .breadcrumb {
  padding-block: 1.05rem 0.4rem;
  background: var(--cream);
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--sage);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--gold);
}

.page-contact .breadcrumb a {
  color: var(--vermilion-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--vermilion);
  border-bottom-color: var(--gold);
}

/* 首屏 */
.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2rem, 5vw, 3.25rem);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(200, 162, 74, 0.24), transparent 62%),
    linear-gradient(180deg, var(--cream) 0%, var(--paper) 100%);
}

.page-contact .pc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--vermilion) 0%,
    var(--vermilion) 36%,
    var(--gold) 36%,
    var(--gold) 56%,
    var(--pine) 56%,
    var(--pine) 100%
  );
}

.page-contact .eyebrow {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--vermilion);
  border-bottom: 1px solid var(--gold);
  display: inline-block;
  padding-bottom: 0.3rem;
}

.page-contact .pc-hero h1 {
  margin: 0.9rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.4vw, 3.7rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--vermilion-shadow);
  max-width: 19ch;
}

.page-contact .pc-lead {
  margin: 1.3rem 0 0;
  max-width: 60ch;
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .pc-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 0;
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.1rem 0 0;
  border-top: var(--pc-line);
}

.page-contact .pc-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  font-size: 0.86rem;
  color: var(--pine);
  padding-inline: 1.1rem;
}

.page-contact .pc-hero-facts li:first-child {
  padding-left: 0;
}

.page-contact .pc-hero-facts li + li {
  border-left: 1px solid rgba(30, 58, 49, 0.2);
}

.page-contact .pc-fact-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.45rem;
  line-height: 1;
  color: var(--vermilion);
}

/* 合作台 */
.page-contact .pc-desk {
  padding-block: clamp(2rem, 6vw, 3.75rem);
  background: var(--cream);
}

.page-contact .pc-desk-grid {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-card {
  position: relative;
  padding: 1.15rem 1.2rem 1.4rem;
  background:
    repeating-linear-gradient(
      135deg,
      rgba(90, 20, 17, 0.55) 0 2px,
      rgba(90, 20, 17, 0) 2px 14px
    ),
    var(--vermilion-deep);
  color: var(--cream);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.page-contact .pc-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(200, 162, 74, 0.6);
  clip-path: inherit;
  pointer-events: none;
}

.page-contact .pc-card-media {
  margin: 0 0 1.1rem;
  border-bottom: 1px solid rgba(200, 162, 74, 0.55);
  padding-bottom: 1rem;
}

.page-contact .pc-card-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
}

.page-contact .pc-card-eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.page-contact .pc-card h2 {
  margin: 0.4rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  line-height: 1.25;
  color: var(--cream);
}

.page-contact .pc-contact {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-contact .pc-contact li {
  display: grid;
  gap: 0.2rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(200, 162, 74, 0.32);
}

.page-contact .pc-contact li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .contact-key {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .contact-value {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--cream);
  word-break: break-word;
}

.page-contact .pc-card .contact-value:nth-child(2) {
  font-family: var(--font-mono);
}

.page-contact .btn.pc-mail {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  background: var(--gold);
  color: var(--vermilion-shadow);
  border: 1px solid var(--gold-bright);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .btn.pc-mail:hover {
  background: var(--gold-bright);
  color: var(--vermilion-deep);
}

.page-contact .pc-card-note {
  margin: 1.1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(200, 162, 74, 0.35);
  font-size: 0.8rem;
  line-height: 1.75;
  color: rgba(246, 238, 221, 0.82);
}

/* 流程 */
.page-contact .section-head {
  margin-bottom: 1.2rem;
}

.page-contact .section-title {
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--vermilion-shadow);
}

.page-contact .section-note {
  margin: 0.7rem 0 0;
  max-width: 52ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--pine);
}

.page-contact .pc-track {
  display: block;
  width: 100%;
  height: auto;
  max-height: 46px;
  margin: 0 0 1rem;
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-contact .pc-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 0.9rem 1rem;
  background: rgba(232, 214, 180, 0.52);
  border-left: 3px solid var(--vermilion);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .pc-step:hover,
.page-contact .pc-step:focus-within {
  border-left-color: var(--gold);
  background: var(--cream);
  transform: translateX(3px);
}

.page-contact .pc-coin {
  width: 42px;
  height: 42px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-bright);
  background: var(--vermilion);
  box-shadow: inset 0 0 0 2px var(--gold), 0 0 0 1px var(--vermilion-deep);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .pc-step:hover .pc-coin {
  background: var(--vermilion-deep);
}

.page-contact .pc-step h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--vermilion-shadow);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--ink);
}

/* 合作方向表 */
.page-contact .pc-directions {
  padding-block: clamp(2rem, 6vw, 3.75rem);
  background: var(--paper);
  border-block: var(--pc-line);
}

.page-contact .pc-table-scroll {
  overflow-x: auto;
  border: 1px solid rgba(90, 20, 17, 0.18);
  background: var(--cream);
}

.page-contact .pc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-contact .pc-caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-contact .pc-table thead th {
  background: var(--vermilion-deep);
  color: var(--gold-bright);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--gold);
  white-space: nowrap;
}

.page-contact .pc-table tbody th {
  text-align: left;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--vermilion-shadow);
  padding: 1rem;
  vertical-align: top;
  border-bottom: var(--pc-line-soft);
  white-space: nowrap;
}

.page-contact .pc-table td {
  padding: 1rem;
  vertical-align: top;
  line-height: 1.75;
  border-bottom: var(--pc-line-soft);
  color: var(--ink);
}

.page-contact .pc-table tbody tr:nth-child(even) {
  background: rgba(232, 214, 180, 0.46);
}

.page-contact .pc-table tbody tr:hover {
  background: rgba(200, 162, 74, 0.22);
}

.page-contact .pc-table tbody tr:last-child th,
.page-contact .pc-table tbody tr:last-child td {
  border-bottom: none;
}

.page-contact .pc-dir-code {
  display: inline-block;
  margin-right: 0.5rem;
  padding: 0.05rem 0.36rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cream);
  background: var(--vermilion);
  vertical-align: 0.12em;
}

/* 合作前准备 */
.page-contact .pc-prep {
  padding-block: clamp(2rem, 6vw, 3.75rem);
  background: var(--cream);
}

.page-contact .pc-prep-grid {
  display: grid;
  gap: 2rem;
}

.page-contact .pc-prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-contact .pc-prep-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  padding-top: 0.9rem;
  border-top: var(--pc-line);
}

.page-contact .pc-prep-list li:first-child {
  border-top: none;
  padding-top: 0;
}

.page-contact .pc-prep-num {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--vermilion);
  padding-top: 0.15rem;
}

.page-contact .pc-prep-list h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--pine);
}

.page-contact .pc-prep-list p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .pc-prep-side {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.page-contact .pc-prep-media {
  margin: 0;
}

.page-contact .pc-prep-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--gold);
}

.page-contact .pc-prep-media .media-caption {
  margin-top: 0.6rem;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--sage);
}

.page-contact .pc-scope {
  padding: 1.25rem 1.3rem 1.4rem;
  background: var(--paper);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
  border-top: 3px solid var(--vermilion);
}

.page-contact .pc-scope h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--vermilion-shadow);
}

.page-contact .pc-scope p {
  margin: 0 0 0.75rem;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .pc-scope-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: var(--pc-line);
}

.page-contact .pc-scope-links a {
  font-size: 0.86rem;
  color: var(--vermilion-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 0.12rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .pc-scope-links a:hover {
  color: var(--vermilion);
  border-color: var(--vermilion);
}

/* 问答 */
.page-contact .pc-faq {
  padding-block: clamp(2rem, 6vw, 3.75rem);
  background: var(--paper);
  border-top: var(--pc-line);
}

.page-contact .pc-faq-grid {
  display: grid;
  gap: 1.5rem;
}

.page-contact .pc-faq-side-note {
  margin: 1rem 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--pine);
}

.page-contact .pc-faq-side-note a {
  color: var(--vermilion-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  margin-inline: 0.15rem;
}

.page-contact .pc-faq-side-note a:hover {
  color: var(--vermilion);
}

.page-contact .pc-faq-list {
  display: grid;
  gap: 0.6rem;
}

.page-contact .accordion {
  background: var(--cream);
  border: 1px solid rgba(200, 162, 74, 0.45);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .accordion:hover {
  border-color: var(--gold);
}

.page-contact .accordion[open] {
  border-color: var(--vermilion);
  background: var(--cream);
}

.page-contact .accordion summary {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.97rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--vermilion-shadow);
}

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

.page-contact .accordion summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.3;
  color: var(--gold);
}

.page-contact .accordion[open] summary::after {
  content: "−";
  color: var(--vermilion);
}

.page-contact .accordion-num {
  flex: none;
  margin-top: 0.2rem;
  padding: 0.05rem 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--vermilion);
  border: 1px solid rgba(200, 162, 74, 0.7);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .accordion[open] .accordion-num {
  background: var(--vermilion);
  border-color: var(--vermilion);
  color: var(--cream);
}

.page-contact .accordion-body {
  padding: 0 1rem 1.1rem 2.9rem;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .accordion-body p {
  margin: 0;
}

/* 收束 */
.page-contact .pc-close {
  padding-block: clamp(2rem, 6vw, 3.25rem);
  background: var(--pine);
  color: var(--cream);
  border-top: 6px solid var(--vermilion-shadow);
  box-shadow: inset 0 1px 0 rgba(200, 162, 74, 0.6);
}

.page-contact .pc-close-inner {
  display: grid;
  gap: 1.75rem;
}

.page-contact .pc-close .eyebrow {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

.page-contact .pc-close .section-title {
  color: var(--cream);
}

.page-contact .pc-close p {
  margin: 0.8rem 0 1.2rem;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(246, 238, 221, 0.86);
}

.page-contact .pc-close-list {
  list-style: none;
  margin: 0;
  padding: 1.1rem 0 0;
  display: grid;
  gap: 0.7rem;
  border-top: 1px solid rgba(200, 162, 74, 0.45);
}

.page-contact .pc-close-list li {
  display: grid;
  gap: 0.15rem;
}

.page-contact .pc-close-list span {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .pc-close-list strong {
  font-weight: 500;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--cream);
  word-break: break-word;
}

/* 窄屏表格转为分块 */
@media (max-width: 699px) {
  .page-contact .pc-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .page-contact .pc-table,
  .page-contact .pc-table tbody,
  .page-contact .pc-table tr,
  .page-contact .pc-table th,
  .page-contact .pc-table td {
    display: block;
    width: 100%;
  }

  .page-contact .pc-table-scroll {
    overflow-x: visible;
    border: none;
    background: transparent;
  }

  .page-contact .pc-table tbody tr {
    background: var(--cream);
    border: 1px solid rgba(90, 20, 17, 0.2);
    border-left: 3px solid var(--vermilion);
    margin-bottom: 0.7rem;
    padding: 0.35rem 0;
  }

  .page-contact .pc-table tbody tr:nth-child(even) {
    background: var(--cream);
  }

  .page-contact .pc-table tbody th {
    border-bottom: var(--pc-line);
    white-space: normal;
    padding-bottom: 0.65rem;
  }

  .page-contact .pc-table td {
    border-bottom: none;
    padding: 0.6rem 1rem;
  }

  .page-contact .pc-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 0.2rem;
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    color: var(--vermilion);
  }
}

@media (min-width: 700px) {
  .page-contact .pc-hero-facts li {
    padding-inline: 1.5rem;
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-desk-grid {
    grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
    gap: 3rem;
    align-items: start;
  }

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

  .page-contact .pc-faq-grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .pc-close-inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3rem;
    align-items: start;
  }

  .page-contact .pc-close-list {
    border-top: none;
    padding-top: 0;
    border-left: 1px solid rgba(200, 162, 74, 0.45);
    padding-left: 2rem;
  }

  .page-contact .pc-card {
    position: sticky;
    top: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    transform: none !important;
  }
}