.page-contact {
  --pc-gutter: 20px;
  color: var(--paper-100);
  padding-bottom: 76px;
  overflow-x: clip;
}

.page-contact .container {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: var(--pc-gutter);
  padding-right: var(--pc-gutter);
  box-sizing: border-box;
}

.page-contact .mono {
  font-family: var(--font-mono);
  font-size: 0.96em;
  letter-spacing: 0.02em;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 22px 0 2px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gray-400);
}

.page-contact .breadcrumb__item {
  color: var(--gray-400);
  text-decoration: none;
}

.page-contact a.breadcrumb__item:hover,
.page-contact a.breadcrumb__item:focus-visible {
  color: var(--cyan-400);
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--gold-300);
}

.page-contact .breadcrumb__sep {
  color: var(--ink-700);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 8px 0 0;
}

.page-contact .contact-hero__kicker {
  margin: 26px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--magenta-500);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-contact .contact-hero h1 {
  margin: 16px 0 0;
  max-width: 14ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 9vw, 82px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-contact .contact-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--paper-300);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__media {
  margin: 34px 0 0;
  border: 1px solid var(--gold-500);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  line-height: 0;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 3;
  object-fit: cover;
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--ink-700);
  border-left: 1px solid var(--ink-700);
}

.page-contact .contact-hero__facts li {
  min-width: 0;
  padding: 16px 14px 18px;
  border-right: 1px solid var(--ink-700);
  border-bottom: 1px solid var(--ink-700);
  background: var(--ink-850);
}

.page-contact .fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 4.6vw, 28px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--gold-300);
  overflow-wrap: anywhere;
}

.page-contact .fact__label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--gray-400);
}

/* ---------- 区块骨架 ---------- */
.page-contact .section {
  margin-top: 84px;
}

.page-contact .contact-desk,
.page-contact .contact-topics {
  padding-top: 56px;
  border-top: 1px solid var(--ink-700);
}

/* ---------- 联络台 ---------- */
.page-contact .desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 36px;
}

.page-contact .desk-main {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.page-contact .channel-card {
  position: relative;
  min-width: 0;
  padding: 26px 22px 28px;
  margin: 0;
  border: 1px solid var(--paper-300);
  border-left: 5px solid var(--gold-500);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--jade-700);
}

.page-contact .channel-card__value {
  margin: 12px 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--paper-300);
  font-family: var(--font-mono);
  font-size: clamp(17px, 4.4vw, 25px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink-950);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-850);
}

.page-contact .desk-hours {
  margin: 4px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--cyan-400);
  background: rgba(52, 226, 216, 0.06);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-300);
}

.page-contact .desk-aside {
  min-width: 0;
  padding: 24px 20px 22px;
  border: 1px solid var(--cyan-400);
  box-shadow: var(--shadow-gold);
  background: linear-gradient(180deg, rgba(52, 226, 216, 0.07) 0%, rgba(7, 8, 10, 0) 58%);
}

.page-contact .desk-aside__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.005em;
  color: var(--paper-100);
}

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

.page-contact .timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--gold-500), var(--cyan-400));
  opacity: 0.75;
}

.page-contact .timeline__item {
  position: relative;
  padding: 0 0 22px 30px;
}

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

.page-contact .timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  box-sizing: border-box;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 2px solid var(--gold-500);
  background: var(--ink-950);
}

.page-contact .timeline__step {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--gold-300);
}

.page-contact .timeline__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray-400);
}

.page-contact .desk-aside__media {
  margin: 24px 0 0;
  border: 1px solid var(--ink-700);
  overflow: hidden;
  line-height: 0;
}

.page-contact .desk-aside__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 36px;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
}

.page-contact .prep-item {
  min-width: 0;
  padding: 26px 22px 28px;
  background: var(--ink-850);
  border-top: 2px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.page-contact .prep-item:hover {
  border-top-color: var(--gold-500);
  background: #13161c;
}

.page-contact .prep-item__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-contact .prep-item h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--paper-100);
}

.page-contact .prep-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--gray-400);
}

/* ---------- 合作 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 4px;
}

.page-contact .partner-intro .section__num {
  margin-top: 0;
}

.page-contact .partner-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-contact .partner-card {
  min-width: 0;
  padding: 22px 20px 24px;
  border: 1px solid var(--ink-700);
  border-left: 3px solid var(--gold-500);
  background: var(--ink-850);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.page-contact .partner-card:hover {
  border-color: var(--cyan-400);
  transform: translateY(-4px);
}

.page-contact .partner-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--gold-300);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-300);
}

.page-contact .partner-note {
  margin: 4px 0 0;
  padding: 16px 18px;
  border: 1px dashed var(--gold-500);
  background: rgba(242, 234, 218, 0.04);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-300);
  overflow-wrap: anywhere;
}

/* ---------- 常见咨询类型 ---------- */
.page-contact .topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.page-contact .chip-link {
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  min-height: 44px;
  padding: 14px 20px;
  border: 1px solid var(--ink-700);
  background: var(--ink-850);
  color: var(--paper-100);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.5;
  transition: border-color 0.28s ease, transform 0.28s ease, color 0.28s ease, background 0.28s ease;
}

.page-contact .chip-link__cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .chip-link:hover,
.page-contact .chip-link:focus-visible {
  border-color: var(--cyan-400);
  background: #131820;
  color: var(--gold-300);
  transform: translateY(-4px);
}

.page-contact .chip-link:focus-visible {
  outline: var(--focus);
  outline-offset: 2px;
}

.page-contact .contact-tail {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 40px;
  padding: 28px 22px;
  border: 1px solid var(--gold-500);
  background: linear-gradient(135deg, rgba(201, 162, 83, 0.09), rgba(7, 8, 10, 0) 62%);
}

.page-contact .contact-tail p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-300);
  overflow-wrap: anywhere;
}

.page-contact .contact-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex-shrink: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .prep-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-tail {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-contact {
    --pc-gutter: 48px;
  }

  .page-contact .desk-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .prep-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}