.page-contact {
  scroll-behavior: smooth;
  background-color: var(--bg-deep);
  background-image:
    linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* ===== Hero ===== */
.page-contact .contact-hero {
  position: relative;
  padding: 1.5rem 0 2.5rem;
  overflow: hidden;
  background:
    linear-gradient(166deg, transparent 62%, rgba(255, 187, 51, .06) 62%, rgba(255, 187, 51, .1) 68%, transparent 68%),
    linear-gradient(180deg, var(--bg-ink) 0%, var(--bg-deep) 72%, var(--bg-deep) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 76%, rgba(255, 187, 51, .05) 76%, rgba(255, 187, 51, .09) 83%, transparent 83%);
  pointer-events: none;
}

.page-contact .crumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.5rem;
  font-size: .875rem;
  color: var(--muted);
}

.page-contact .crumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s ease;
}

.page-contact .crumb a:hover,
.page-contact .crumb a:focus-visible {
  color: var(--gold);
}

.page-contact .crumb__sep {
  color: rgba(255, 255, 255, .32);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-contact .contact-hero__content {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-contact .contact-hero__eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--neon);
  transform: skewX(-24deg);
}

.page-contact .contact-hero__content h1 {
  margin: .75rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: .92;
  letter-spacing: .01em;
  color: var(--off-white);
  text-transform: uppercase;
}

.page-contact .contact-hero__content h1::after {
  content: "";
  display: block;
  width: 84px;
  height: 6px;
  margin-top: 16px;
  background: linear-gradient(90deg, var(--gold), rgba(255, 187, 51, .12));
  transform: skewX(-24deg);
}

.page-contact .contact-hero__lead {
  max-width: 640px;
  margin: 0 0 1.5rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-contact .contact-hero__stamp {
  display: none;
}

/* ===== 支持中心入口 ===== */
.page-contact .contact-support-entry {
  position: relative;
  padding: 1.75rem 0;
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-raised) 100%);
}

.page-contact .support-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
}

.page-contact .support-entry__mark {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.page-contact .support-entry__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  background: var(--gold-soft);
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  transform: rotate(-8deg);
}

.page-contact .support-entry__text h2 {
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--off-white);
}

.page-contact .support-entry__text p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: .95rem;
}

.page-contact .support-entry__anchor {
  display: inline-block;
  margin-top: .6rem;
  color: var(--gold);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: .15rem;
}

.page-contact .support-entry__anchor:hover,
.page-contact .support-entry__anchor:focus-visible {
  color: #FFD87B;
  border-bottom-color: var(--gold);
}

/* ===== 联系登记台 ===== */
.page-contact .contact-desk {
  position: relative;
  padding: 2.5rem 0;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg-raised) 0%, var(--bg-deep) 100%);
}

.page-contact .contact-desk::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(168deg, transparent 32%, rgba(255, 187, 51, .04) 32%, rgba(255, 187, 51, .07) 40%, transparent 40%);
  pointer-events: none;
}

.page-contact .contact-desk::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: .6;
}

.page-contact .contact-desk__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-contact .contact-desk__intro {
  position: relative;
}

.page-contact .contact-desk__eyebrow {
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-desk__intro h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1;
  color: var(--off-white);
}

.page-contact .contact-desk__intro-text {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.65;
}

.page-contact .contact-desk__figure {
  margin: 0 0 1.25rem;
  padding: .4rem;
  background: var(--bg-ink);
  border: 1px solid var(--line);
}

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

.page-contact .contact-desk__links {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: .35rem;
}

.page-contact .contact-desk__links a {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--off-white);
  font-size: .9rem;
  text-decoration: none;
  padding: .3rem 0;
  border-bottom: 1px dashed transparent;
  transition: padding-left .2s ease, border-color .2s ease;
}

.page-contact .contact-desk__links a::before {
  content: "→";
  color: var(--gold);
  transition: transform .2s ease;
}

.page-contact .contact-desk__links a:hover,
.page-contact .contact-desk__links a:focus-visible {
  border-bottom-color: var(--line-gold);
  padding-left: .35rem;
}

.page-contact .contact-desk__stack {
  display: grid;
  gap: 1rem;
}

.page-contact .desk-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: .65rem;
  padding: 1.25rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: var(--radius);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.page-contact .desk-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 24px;
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: skewX(-24deg);
}

.page-contact .desk-card--accent {
  border-left-color: var(--neon);
}

.page-contact .desk-card--accent::before {
  background: linear-gradient(90deg, var(--neon), transparent);
}

.page-contact .desk-card:hover,
.page-contact .desk-card:focus-within {
  transform: translateX(6px);
  border-color: var(--line-gold);
  box-shadow: -8px 8px 0 rgba(255, 187, 51, .08);
}

.page-contact .desk-card__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--gold);
  opacity: .8;
  padding-top: .1rem;
}

.page-contact .desk-card--accent .desk-card__num {
  color: var(--neon);
}

.page-contact .desk-card__body {
  min-width: 0;
}

.page-contact .desk-card__tag {
  display: inline-flex;
  margin: 0 0 .4rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .desk-card--accent .desk-card__tag {
  color: var(--neon);
}

.page-contact .desk-card__body h3 {
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--off-white);
}

.page-contact .desk-card__desc {
  margin: 0 0 .9rem;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.6;
}

.page-contact .desk-card__mail {
  display: inline-block;
  font-family: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
  font-size: 1rem;
  font-weight: 600;
  color: var(--gold);
  text-decoration: none;
  padding-bottom: .2rem;
  border-bottom: 2px solid var(--line-gold);
}

.page-contact .desk-card__mail:hover,
.page-contact .desk-card__mail:focus-visible {
  color: #FFD87B;
  border-bottom-color: var(--gold);
}

.page-contact .desk-card__phone {
  display: inline-block;
  margin-top: .75rem;
  font-family: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--off-white);
  text-decoration: none;
  padding-bottom: .15rem;
  border-bottom: 2px solid var(--line);
}

.page-contact .desk-card__phone:hover,
.page-contact .desk-card__phone:focus-visible {
  color: var(--gold);
  border-color: var(--line-gold);
}

.page-contact .desk-card__addr {
  margin: .75rem 0 0;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
  color: var(--off-white);
  font-size: .95rem;
  line-height: 1.5;
}

.page-contact .desk-card__addr::before {
  content: "✉ ";
  color: var(--gold);
}

/* ===== 响应时效 ===== */
.page-contact .contact-response {
  position: relative;
  padding: 2.5rem 0;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 50%, rgba(51, 255, 153, .08) 0%, transparent 34%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-ink) 100%);
}

.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.page-contact .contact-response__copy h2 {
  margin: .75rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.05;
  color: var(--off-white);
}

.page-contact .contact-response__copy p {
  margin: 0 0 .8rem;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.65;
}

.page-contact .contact-response__note {
  padding: .75rem 1rem;
  border-left: 3px solid var(--neon);
  background: rgba(51, 255, 153, .05);
  color: var(--off-white);
  font-size: .875rem;
  line-height: 1.55;
}

.page-contact .contact-response__media {
  margin: 0;
  padding: .5rem;
  background: linear-gradient(145deg, rgba(255, 187, 51, .08), rgba(255, 255, 255, .02) 80%);
  border: 1px solid var(--line);
  transform: rotate(-.5deg);
}

.page-contact .contact-response__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

/* ===== 发送前路径选择 ===== */
.page-contact .contact-guide {
  padding: 2.5rem 0 calc(var(--pad) * 2);
  background: linear-gradient(180deg, var(--bg-ink), var(--bg-deep));
}

.page-contact .contact-guide__panel {
  padding: 1.5rem;
  background:
    linear-gradient(108deg, transparent 84%, rgba(255, 187, 51, .05) 84%, rgba(255, 187, 51, .09) 90%, transparent 90%),
    var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .contact-guide__head {
  margin-bottom: 1.25rem;
}

.page-contact .contact-guide__eyebrow {
  margin: 0 0 .5rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-contact .contact-guide__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  color: var(--off-white);
}

.page-contact .contact-guide__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-contact .contact-guide__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .9rem;
  padding: 1rem;
  background: rgba(255, 255, 255, .02);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .contact-guide__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--gold-soft);
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
}

.page-contact .contact-guide__list strong {
  display: block;
  margin-bottom: .35rem;
  color: var(--off-white);
  font-size: .95rem;
}

.page-contact .contact-guide__list p {
  margin: 0;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.55;
}

/* ===== 桌面断点 ===== */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 2rem 0 3.5rem;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: 1.5fr .5fr;
    gap: 3rem;
  }

  .page-contact .contact-hero__stamp {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 176px;
    height: 176px;
    justify-self: end;
    border: 2px solid var(--gold);
    background: linear-gradient(145deg, rgba(255, 187, 51, .12), transparent 60%);
    transform: rotate(3deg) skewX(-5deg);
  }

  .page-contact .contact-hero__stamp-num {
    font-family: var(--font-display);
    font-size: 4.2rem;
    font-weight: 800;
    line-height: 1;
    color: var(--gold);
  }

  .page-contact .contact-hero__stamp-unit {
    font-family: var(--font-display);
    font-size: .85rem;
    letter-spacing: .3em;
    color: var(--gold);
  }

  .page-contact .contact-hero__stamp-text {
    margin-top: .35rem;
    padding-top: .35rem;
    border-top: 1px solid var(--line-gold);
    font-size: .75rem;
    color: var(--muted);
  }

  .page-contact .support-entry {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.5rem;
    padding: 1.75rem 2rem;
  }

  .page-contact .support-entry__mark {
    flex-direction: column;
    gap: .5rem;
    min-width: 110px;
  }

  .page-contact .support-entry__text {
    max-width: 640px;
  }

  .page-contact .contact-desk {
    padding: 3.5rem 0;
  }

  .page-contact .contact-desk__layout {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.35fr);
    gap: 3rem;
  }

  .page-contact .desk-card {
    grid-template-columns: auto 1fr;
    gap: 1rem;
    padding: 1.5rem;
  }

  .page-contact .desk-card__num {
    font-size: 2.6rem;
  }

  .page-contact .contact-response {
    padding: 3.5rem 0;
  }

  .page-contact .contact-response__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: 3rem;
  }

  .page-contact .contact-guide__list {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .page-contact .contact-guide__list li:last-child {
    grid-column: 1 / -1;
  }
}