.page-contact {
  --c-gap: 14px;
  --c-pad-y: 52px;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-body);
}

.page-contact .contact-crumb {
  padding-top: 16px;
  padding-bottom: 6px;
}

.page-contact .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--blue-slate);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 26px 0 44px;
  background: linear-gradient(180deg, var(--ice) 0%, var(--paper) 80%);
  border-bottom: var(--hair-cool);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
}

.page-contact h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7vw, 50px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-contact .lede {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.8;
  color: var(--blue);
}

.page-contact .contact-hero__text {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-hero__panel {
  padding: 20px 20px 18px;
  background: var(--paper);
  border: var(--hair);
  border-left: 3px solid var(--maple);
  box-shadow: var(--shadow-lift);
}

.page-contact .panel__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--stone);
}

.page-contact .panel__big {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(21px, 4.6vw, 27px);
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .panel__list {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: var(--hair);
  display: grid;
  gap: 9px;
}

.page-contact .panel__list li {
  display: flex;
  gap: 9px;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--graphite);
}

.page-contact .panel__list li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 8px;
  background: var(--amber);
}

/* ---------- 渠道区 ---------- */
.page-contact .contact-channels {
  position: relative;
  overflow: hidden;
  padding: var(--c-pad-y) 0;
  background: var(--sand);
}

.page-contact .channel-texture {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .channel-texture__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
}

.page-contact .contact-channels > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .sec-head {
  max-width: 60ch;
  margin: 0 0 26px;
}

.page-contact .section-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .sec-sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--blue-slate);
}

.page-contact .channel-grid {
  display: grid;
  gap: var(--c-gap);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease), transform .22s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--blue-slate);
  box-shadow: var(--shadow-lift);
  transform: translateX(2px);
}

.page-contact .channel-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--maple);
}

.page-contact .channel-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--blue);
  word-break: break-word;
}

.page-contact .channel-card__note {
  flex: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-contact .channel-card__meta {
  margin: 0;
  padding-top: 9px;
  border-top: var(--hair);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--stone);
}

/* ---------- 提交信息区 ---------- */
.page-contact .contact-fields {
  padding: var(--c-pad-y) 0;
  background: var(--paper);
}

.page-contact .contact-fields__intro {
  margin-bottom: 24px;
}

.page-contact .contact-fields__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-contact .contact-fields__hint {
  margin: 0;
  padding: 9px 12px;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--blue-slate);
  background: var(--ice);
  border-left: 2px solid var(--amber);
  word-break: break-word;
}

.page-contact .field-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hair-cool);
}

.page-contact .field-item {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: var(--hair-cool);
}

.page-contact .field-item__name {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--maple);
}

.page-contact .field-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--graphite);
}

/* ---------- 流程区 ---------- */
.page-contact .contact-flow {
  padding: var(--c-pad-y) 0;
  background: var(--ice);
}

.page-contact .flow-media {
  margin: 0 0 24px;
}

.page-contact .flow-media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--hair-cool);
  background: var(--paper);
}

.page-contact .flow-media .media-frame__caption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}

.page-contact .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .flow-step {
  display: grid;
  gap: 6px;
  padding: 16px 16px 15px;
  background: var(--paper);
  border: 1px solid var(--line-cool);
  border-top: 3px solid var(--blue);
}

.page-contact .flow-step:nth-child(2) { border-top-color: var(--maple); }
.page-contact .flow-step:nth-child(3) { border-top-color: var(--amber); }
.page-contact .flow-step:nth-child(4) { border-top-color: var(--moss); }

.page-contact .flow-step__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--stone);
}

.page-contact .flow-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16.5px;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 自助区 ---------- */
.page-contact .contact-serve {
  padding: var(--c-pad-y) 0 58px;
  background: var(--ink);
}

.page-contact .contact-serve .eyebrow { color: var(--amber); }
.page-contact .contact-serve .section-title { color: var(--paper); }
.page-contact .contact-serve .sec-sub { color: #C4D0E1; }

.page-contact .serve-grid {
  display: grid;
  gap: 12px;
}

.page-contact .serve-card {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(252, 251, 247, .04);
  border: 1px solid rgba(252, 251, 247, .18);
  text-decoration: none;
  transition: border-color .22s var(--ease), background .22s var(--ease), transform .22s var(--ease);
}

.page-contact .serve-card:hover,
.page-contact .serve-card:focus-visible {
  border-color: var(--amber);
  background: rgba(252, 251, 247, .09);
  transform: translateX(2px);
}

.page-contact .serve-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .serve-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: #C4D0E1;
}

.page-contact .serve-card__go {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .07em;
  color: var(--amber);
}

/* ---------- 显现 ---------- */
.page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .32s var(--ease), transform .32s var(--ease);
}

.page-contact [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .serve-card:hover,
  .page-contact .serve-card:focus-visible {
    transform: none;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .serve-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact {
    --c-pad-y: 64px;
  }
  .page-contact .contact-hero {
    padding: 40px 0 56px;
  }
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
    align-items: start;
  }
  .page-contact .contact-hero__panel {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    padding: 22px;
  }
  .page-contact .contact-fields__intro {
    margin-bottom: 0;
  }
  .page-contact .field-item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
    padding: 15px 0;
  }
  .page-contact .flow-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .page-contact .serve-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
  .page-contact .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-contact .serve-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}