.page-contact {
  --contact-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
  background: var(--ink);
  color: var(--white);
}

/* ===== 首屏 · 联系入口 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 6rem));
  padding-bottom: clamp(3rem, 8vw, 6rem);
  background:
    linear-gradient(rgba(201, 162, 39, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 162, 39, 0.06) 1px, transparent 1px),
    linear-gradient(135deg, var(--ink) 0%, #0D1530 55%, var(--ink-2) 100%);
  background-size: 34px 34px, 34px 34px, auto;
}

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

.page-contact .contact-hero__breadcrumbs {
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

.page-contact .contact-hero__copy {
  max-width: 42rem;
}

.page-contact .contact-hero__title {
  margin: 0.5rem 0 1rem;
  transform: skewX(-3deg);
  color: var(--white);
  text-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
}

.page-contact .contact-hero__lead {
  font-family: var(--font-body);
  color: var(--gray);
  font-size: 1.05rem;
  line-height: 1.85;
  margin: 0 0 2rem;
  max-width: 38ch;
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.page-contact .contact-hero__meta-item {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-data);
  font-size: 0.88rem;
  font-weight: bold;
  letter-spacing: 0.04em;
  color: var(--paper);
  border: 1px solid var(--line-gold);
  border-left: 4px solid var(--gold);
  padding: 0.5rem 0.9rem;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .contact-hero__meta-item:hover,
.page-contact .contact-hero__meta-item:focus-visible {
  background: var(--gold);
  color: var(--ink);
  outline: none;
}

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

.page-contact .contact-hero__img-frame {
  border: 3px solid var(--white);
  box-shadow: 14px 14px 0 rgba(0, 0, 0, 0.35);
  transform: rotate(1.2deg) skewX(-1deg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-contact .contact-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
}

.page-contact .contact-hero__caption {
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
  display: block;
  margin-top: 1rem;
  text-align: right;
}

.page-contact .contact-hero__deco {
  position: absolute;
  right: -6rem;
  bottom: -6rem;
  width: 18rem;
  height: 18rem;
  border: 3px solid var(--gold);
  transform: rotate(18deg);
  opacity: 0.35;
  pointer-events: none;
}

/* ===== 联系方式 ===== */
.page-contact .contact-channels {
  position: relative;
  color: var(--ink);
  padding-top: clamp(3.5rem, 8vw, 6rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
}

.page-contact .contact-channels__head {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.page-contact .contact-channels__head .annotation-vertical {
  writing-mode: vertical-rl;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  border-left: 2px solid var(--red);
  padding-left: 0.5rem;
  flex-shrink: 0;
}

.page-contact .contact-channels__head-copy h2,
.page-contact .contact-partner__main h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--ink);
  transform: skewX(-3deg);
  margin: 0 0 0.5rem;
}

.page-contact .contact-channels__head-copy p {
  font-family: var(--font-body);
  color: var(--blue-gray);
  max-width: 46ch;
  line-height: 1.7;
  margin: 0;
  font-size: 0.98rem;
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3rem);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.page-contact .contact-card {
  border: 3px solid var(--ink);
  box-shadow: var(--contact-shadow);
  padding: 2rem;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  min-height: 16rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .contact-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.4);
}

.page-contact .contact-card--phone {
  background: linear-gradient(140deg, var(--ink) 0%, var(--ink-2) 100%);
  color: var(--white);
}

.page-contact .contact-card--email {
  background: linear-gradient(140deg, var(--gold) 0%, #B8922A 100%);
  color: var(--ink);
}

.page-contact .contact-card__icon {
  position: absolute;
  top: 1.4rem;
  right: 1.4rem;
  width: 3.2rem;
  height: 3.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gold);
  color: var(--gold);
  background: rgba(0, 0, 0, 0.18);
}

.page-contact .contact-card--email .contact-card__icon {
  border-color: var(--ink);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.12);
}

.page-contact .contact-card__label {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.4rem;
}

.page-contact .contact-card--email .contact-card__label {
  color: var(--red);
}

.page-contact .contact-card__value {
  font-family: var(--font-data);
  font-weight: bold;
  color: inherit;
  text-decoration: none;
  word-break: break-all;
  line-height: 1.2;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-contact .contact-card__value--tel {
  font-size: clamp(2rem, 6vw, 3.2rem);
  letter-spacing: 0.03em;
  color: var(--gold);
}

.page-contact .contact-card--email .contact-card__value {
  font-size: clamp(1.25rem, 3.6vw, 1.9rem);
  color: var(--ink);
  letter-spacing: 0.02em;
}

.page-contact .contact-card__value:hover,
.page-contact .contact-card__value:focus-visible {
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-thickness: 2px;
  outline: none;
  opacity: 0.86;
  transform: translateY(1px);
}

.page-contact .contact-card__desc {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0.4rem 0 0;
  max-width: 32ch;
  color: var(--gray);
}

.page-contact .contact-card--email .contact-card__desc {
  color: rgba(10, 17, 40, 0.78);
}

.page-contact .contact-card__note {
  font-family: var(--font-data);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--gray);
  border-top: 1px dashed rgba(255, 255, 255, 0.3);
  padding-top: 0.6rem;
  margin-top: auto;
}

.page-contact .contact-card--email .contact-card__note {
  color: rgba(10, 17, 40, 0.68);
  border-top-color: rgba(10, 17, 40, 0.25);
}

.page-contact .contact-channels__address {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  background: var(--paper-deep);
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--blue-gray);
  padding: 1.6rem;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-channels__map {
  width: 100%;
  max-width: 280px;
  height: auto;
  align-self: center;
  color: var(--gold);
}

.page-contact .contact-channels__address-copy {
  font-style: normal;
}

.page-contact .contact-channels__address-copy .contact-card__label {
  color: var(--red);
}

.page-contact .contact-channels__address-copy address {
  font-family: var(--font-data);
  font-style: normal;
  font-weight: bold;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  color: var(--ink);
  margin-top: 0.3rem;
}

.page-contact .contact-channels__address-copy p {
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--blue-gray);
  margin: 0.5rem 0 0;
  max-width: 42ch;
}

.page-contact .contact-channels__faq-link {
  font-family: var(--font-data);
  font-size: 0.86rem;
  font-weight: bold;
  color: var(--white);
  background: var(--ink);
  padding: 0.55rem 1rem;
  text-decoration: none;
  align-self: flex-start;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .contact-channels__faq-link:hover,
.page-contact .contact-channels__faq-link:focus-visible {
  background: var(--gold);
  color: var(--ink);
  outline: none;
}

/* ===== 响应承诺 ===== */
.page-contact .contact-response {
  color: var(--white);
  padding-top: clamp(3.5rem, 8vw, 6rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
  background: linear-gradient(180deg, var(--ink) 0%, #070D20 100%);
}

.page-contact .contact-response__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .contact-response__head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--white);
  transform: skewX(-3deg);
  margin: 0.4rem 0 0.6rem;
}

.page-contact .contact-response__head p {
  font-family: var(--font-body);
  color: var(--gray);
  line-height: 1.7;
  margin: 0;
  max-width: 38ch;
}

.page-contact .contact-response__rules {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
}

.page-contact .response-rule {
  background: var(--ink-2);
  border: 2px solid var(--blue-gray);
  border-left: 5px solid var(--gold);
  padding: 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .response-rule:hover {
  transform: translateX(4px);
  border-color: var(--gold);
}

.page-contact .response-rule__num {
  font-family: var(--font-data);
  font-size: 2.6rem;
  font-weight: bold;
  color: var(--gold);
  line-height: 1;
}

.page-contact .response-rule h3 {
  font-family: var(--font-head);
  font-size: 1.12rem;
  color: var(--white);
  margin: 0.2rem 0 0;
}

.page-contact .response-rule p {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--gray);
  margin: 0;
}

/* ===== 合作洽谈 ===== */
.page-contact .contact-partner {
  color: var(--ink);
  padding-top: clamp(3.5rem, 8vw, 6rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
  background: linear-gradient(160deg, var(--paper) 0%, var(--paper-deep) 100%);
}

.page-contact .contact-partner__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 6vw, 4rem);
  align-items: center;
}

.page-contact .contact-partner__main {
  max-width: 44rem;
}

.page-contact .contact-partner__main > p {
  font-family: var(--font-body);
  color: var(--blue-gray);
  font-size: 0.98rem;
  line-height: 1.8;
  margin: 0.8rem 0 1.8rem;
}

.page-contact .contact-partner__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  margin-top: 0.6rem;
}

.page-contact .partner-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.2);
  padding: 0.9rem 1.1rem;
}

.page-contact .partner-item__tag {
  flex-shrink: 0;
}

.page-contact .partner-item__text {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink);
  line-height: 1.5;
}

.page-contact .contact-partner__aside {
  display: flex;
  justify-content: center;
}

.page-contact .contact-partner__stamp {
  border: 4px solid var(--ink);
  background: var(--paper-deep);
  padding: 2.2rem 2rem;
  text-align: center;
  transform: rotate(-3deg);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.3);
  max-width: 16rem;
  width: 100%;
  position: relative;
}

.page-contact .contact-partner__stamp::before {
  content: "";
  position: absolute;
  inset: 0.5rem;
  border: 2px solid var(--gold);
  pointer-events: none;
}

.page-contact .contact-partner__stamp-top {
  display: block;
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  color: var(--gold);
}

.page-contact .contact-partner__stamp-mid {
  display: block;
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: bold;
  color: var(--ink);
  letter-spacing: 0.06em;
  margin: 0.7rem 0;
  transform: skewX(-3deg);
}

.page-contact .contact-partner__stamp-bottom {
  display: block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--red);
  letter-spacing: 0.08em;
}

/* ===== FAQ 引导 ===== */
.page-contact .contact-faq {
  background: var(--ink);
  padding-top: clamp(3rem, 7vw, 5rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.page-contact .contact-faq__inner {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  max-width: 52rem;
}

.page-contact .contact-faq__bar {
  flex-shrink: 0;
  width: 6px;
  align-self: stretch;
  background: linear-gradient(180deg, var(--gold) 0%, var(--red) 100%);
}

.page-contact .contact-faq__copy h2 {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--white);
  transform: skewX(-3deg);
  margin: 0 0 0.8rem;
}

.page-contact .contact-faq__copy p {
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--gray);
  margin: 0;
}

.page-contact .contact-faq__link {
  color: var(--gold);
  text-decoration: none;
  font-weight: bold;
  border-bottom: 2px solid var(--line-gold);
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

/* ===== 桌面端布局 ===== */
@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 4rem;
  }

  .page-contact .contact-hero__lead {
    font-size: 1.12rem;
  }

  .page-contact .contact-hero__img {
    max-height: 520px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

  .page-contact .contact-channels__address {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    padding: 2rem;
  }

  .page-contact .contact-channels__map {
    max-width: 320px;
    align-self: auto;
  }

  .page-contact .contact-channels__faq-link {
    margin-left: auto;
  }

  .page-contact .contact-response__inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr);
    gap: 4rem;
  }

  .page-contact .contact-response__rules {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .response-rule {
    padding: 1.8rem 1.5rem;
  }

  .page-contact .contact-partner__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 4rem;
  }

  .page-contact .contact-partner__list {
    grid-template-columns: 1fr 1fr;
  }
}