/* ===== 服务联络 页面专属样式 ===== */
.page-contact {
  --contact-rule: var(--line-light);
  --contact-gap: clamp(24px, 3.4vw, 48px);
  background-color: var(--c-cream);
  color: var(--text-light-1);
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 2.6vw, 30px);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(24px, 3.6vw, 44px) clamp(52px, 8vw, 100px);
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.page-contact .contact-hero-copy .display-1 {
  margin: 10px 0 20px;
  max-width: 18ch;
}

.page-contact .contact-hero-copy .lede {
  max-width: 46ch;
  color: var(--text-light-2);
}

.page-contact .contact-hero-copy .note {
  margin-top: 18px;
  max-width: 46ch;
}

.page-contact .hero-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 36px);
}

.page-contact .contact-hero-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--contact-rule);
  background-color: var(--c-paper);
}

.page-contact .contact-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 6 / 7;
  object-fit: cover;
}

.page-contact .contact-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    166deg,
    transparent calc(50% - 1px),
    rgba(59, 224, 206, 0.55) 50%,
    transparent calc(50% + 1px)
  );
}

/* ---------- 通用小标题组 ---------- */
.page-contact .section-head {
  max-width: 60ch;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-contact .section-head .display-3 {
  margin: 10px 0 14px;
}

.page-contact .section-lede {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--text-light-2);
}

/* ---------- 三种联络方式 ---------- */
.page-contact .channel-list {
  border-top: 1px solid var(--contact-rule);
}

.page-contact .channel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(22px, 3vw, 34px) 0;
  border-bottom: 1px solid var(--contact-rule);
  transition: background-color var(--dur) var(--ease);
}

.page-contact .channel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-stone);
}

.page-contact .channel-value-wrap {
  margin: 0;
  min-width: 0;
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  font-weight: 600;
  color: var(--text-light-1);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 1px solid var(--contact-rule);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .channel-value:hover,
.page-contact .channel-value:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-contact .channel-value--static {
  border-bottom-color: transparent;
  cursor: default;
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--text-light-2);
}

/* ---------- 受理范围 ---------- */
.page-contact .contact-support {
  background-color: var(--c-paper);
}

.page-contact .service-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0 clamp(24px, 3.4vw, 56px);
  border-top: 1px solid var(--contact-rule);
}

.page-contact .service-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(20px, 2.4vw, 28px) 0;
  border-bottom: 1px solid var(--contact-rule);
}

.page-contact .service-index {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--c-moss);
}

.page-contact .service-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-light-1);
}

.page-contact .service-text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--text-light-2);
}

/* ---------- 合作对接（深区） ---------- */
.page-contact .contact-collab {
  position: relative;
  overflow: hidden;
  background-color: var(--c-indigo);
  color: var(--text-dark-1);
}

.page-contact .contact-collab::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(241, 235, 223, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(241, 235, 223, 0.07) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
}

.page-contact .contact-collab::after {
  content: "";
  position: absolute;
  left: 34%;
  right: -18%;
  bottom: 14%;
  height: 1px;
  transform: rotate(-12deg);
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, var(--c-cyan) 42%, var(--c-orange));
  pointer-events: none;
}

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

.page-contact .collab-head .eyebrow {
  color: var(--text-dark-3);
}

.page-contact .collab-head .display-3 {
  color: var(--text-dark-1);
}

.page-contact .collab-lede {
  margin: 0;
  max-width: 54ch;
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--text-dark-2);
}

.page-contact .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-bottom: clamp(32px, 4.4vw, 56px);
  background-color: rgba(241, 235, 223, 0.14);
  border: 1px solid rgba(241, 235, 223, 0.14);
}

.page-contact .collab-card {
  padding: clamp(22px, 2.8vw, 32px);
  background-color: var(--c-indigo);
  transition: background-color var(--dur) var(--ease);
}

.page-contact .collab-card:hover {
  background-color: #152040;
}

.page-contact .collab-card-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-cyan);
}

.page-contact .collab-card-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-dark-2);
}

.page-contact .collab-prepare {
  display: grid;
  gap: 18px;
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid rgba(241, 235, 223, 0.14);
}

.page-contact .collab-prepare-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--text-dark-1);
}

.page-contact .collab-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .collab-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text-dark-2);
}

.page-contact .collab-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 1px;
  background-color: var(--c-cyan);
}

.page-contact .collab-contact {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--text-dark-2);
}

.page-contact .collab-contact a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 224, 206, 0.5);
  word-break: break-word;
}

.page-contact .collab-contact a:hover,
.page-contact .collab-contact a:focus-visible {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 回复时间 ---------- */
.page-contact .hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-contact .hours-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--contact-rule);
  background-color: var(--c-paper);
}

.page-contact .hours-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .hours-body .display-3 {
  margin: 10px 0 22px;
  max-width: 20ch;
}

.page-contact .hours-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--contact-rule);
}

.page-contact .hours-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--contact-rule);
}

.page-contact .hours-time {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  color: var(--c-clay);
}

.page-contact .hours-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-light-2);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .contact-visit {
  background-color: var(--c-paper);
}

.page-contact .visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
}

.page-contact .visit-block {
  padding-top: 20px;
  border-top: 2px solid var(--c-clay);
}

.page-contact .visit-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-light-1);
}

.page-contact .visit-text {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--text-light-2);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .contact-more-section {
  padding-block: clamp(44px, 6vw, 76px);
}

.page-contact .contact-more {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--contact-rule);
}

.page-contact .contact-more-lede {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-light-1);
}

.page-contact .contact-more-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background-color: var(--contact-rule);
  border: 1px solid var(--contact-rule);
}

.page-contact .more-link {
  display: grid;
  gap: 6px;
  padding: 20px;
  background-color: var(--c-cream);
  text-decoration: none;
  transition: background-color var(--dur) var(--ease);
}

.page-contact .more-link:hover,
.page-contact .more-link:focus-visible {
  background-color: var(--c-paper);
}

.page-contact .more-link-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light-1);
}

.page-contact .more-link-desc {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-light-2);
}

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

  .page-contact .collab-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .collab-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .visit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-more-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .channel {
    grid-template-columns: 130px minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 10px clamp(20px, 3vw, 44px);
    align-items: baseline;
  }

  .page-contact .hours-item {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 32px);
    align-items: baseline;
  }

  .page-contact .hours-time {
    text-align: left;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(48px, 6vw, 96px);
  }

  .page-contact .contact-hero-visual {
    clip-path: polygon(0 3%, 100% 0, 100% 100%, 0 97%);
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: clamp(40px, 5vw, 80px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel-value,
  .page-contact .collab-card,
  .page-contact .more-link {
    transition: none;
  }
}