.page-contact {
  --contact-gap: clamp(1rem, 2.4vw, 1.5rem);
  background: var(--ink-900);
  color: var(--paper-000);
  font-family: var(--font-body);
}

.page-contact .wrap {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumb {
  padding-block: 1.1rem 0.4rem;
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--mist-400);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-inline-end: 0.5rem;
  color: var(--slate-500);
}

.page-contact .breadcrumb-item .link-inline {
  color: var(--mist-400);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-contact .breadcrumb-item .link-inline:hover,
.page-contact .breadcrumb-item .link-inline:focus-visible {
  color: var(--volt);
}

.page-contact .breadcrumb-current {
  color: var(--paper-000);
  font-weight: 600;
}

/* ---------- 首屏：三渠道通栏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(1.5rem, 4vw, 2.5rem) clamp(2.5rem, 6vw, 4.5rem);
  background:
    radial-gradient(900px 460px at 88% -12%, rgba(255, 107, 26, 0.18), transparent 68%),
    linear-gradient(180deg, var(--ink-900) 0%, #0d1727 58%, var(--ink-700) 100%);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--volt);
}

.page-contact .contact-hero__title {
  margin: 0.6rem 0 0;
  max-width: 24ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 5.6vw, 3.35rem);
  line-height: 1.06;
  letter-spacing: -0.022em;
  color: var(--paper-000);
}

.page-contact .contact-hero__lead {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.4rem 1.4rem 1.6rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(74, 90, 106, 0.42);
  background: linear-gradient(158deg, rgba(20, 34, 53, 0.96), rgba(11, 19, 32, 0.92));
  transition: transform 0.35s ease, border-color 0.35s ease, background 0.35s ease;
}

.page-contact .channel-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.page-contact .channel-card__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--slate-500);
}

.page-contact .channel-card .card-title {
  margin: 0.1rem 0 0;
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper-000);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-contact .channel-card__value {
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 2.5vw, 1.06rem);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: -0.01em;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .channel-card--mail .channel-card__value {
  color: var(--volt);
}

.page-contact .channel-card--phone .channel-card__value {
  color: var(--signal);
}

.page-contact .channel-card--addr .channel-card__value--text {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--paper-000);
}

.page-contact .channel-card .copy-btn {
  align-self: flex-start;
  margin-top: auto;
  cursor: pointer;
}

.page-contact .copy-status {
  display: block;
  min-height: 0.9rem;
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--signal);
}

.page-contact .contact-hero__figure {
  margin: clamp(1.75rem, 4.5vw, 2.75rem) 0 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(45, 74, 107, 0.65);
  background: var(--ink-700);
  overflow: hidden;
  aspect-ratio: 1100 / 600;
  max-width: 100%;
}

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

.page-contact .figure-caption {
  margin: 0;
  padding: 0.7rem 1rem;
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--slate-500);
  background: rgba(11, 19, 32, 0.72);
}

/* ---------- 邮件模板 ---------- */
.page-contact .contact-template {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--fog-100);
  color: var(--ink-900);
}

.page-contact .section-head {
  max-width: 68ch;
}

.page-contact .contact-template .section-title,
.page-contact .contact-partner .section-title {
  margin: 0.5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-contact .contact-template .section-lead,
.page-contact .contact-partner .section-lead {
  margin: 0.85rem 0 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--slate-500);
}

.page-contact .template-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3.5vw, 2.25rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .template-block {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-blue);
  background: var(--ink-900);
  overflow: hidden;
}

.page-contact .template-block__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem 1.1rem;
  border-bottom: 1px dashed rgba(45, 74, 107, 0.9);
}

.page-contact .template-block__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-contact .template-block .copy-btn {
  cursor: pointer;
}

.page-contact .template-code {
  margin: 0;
  padding: 1.2rem 1.1rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.95;
  color: var(--paper-000);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-contact .template-block .copy-status {
  padding: 0 1.1rem 0.9rem;
}

.page-contact .template-notes h3 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--ink-900);
}

.page-contact .template-notes ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.page-contact .template-notes li {
  position: relative;
  padding-left: 2.3rem;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--slate-500);
}

.page-contact .template-notes li::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 0.1rem;
  width: 1.6rem;
  height: 1.6rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--ink-900);
  color: var(--volt);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
}

/* ---------- 工作日回复 ---------- */
.page-contact .contact-reply {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  background: linear-gradient(180deg, var(--ink-700) 0%, var(--ink-900) 100%);
}

.page-contact .reply-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-contact .reply-copy .section-title {
  margin: 0.5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper-000);
}

.page-contact .reply-lead {
  margin: 0.9rem 0 0;
  max-width: 58ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-contact .reply-facts {
  margin: 1.6rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.page-contact .reply-fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed rgba(74, 90, 106, 0.5);
}

.page-contact .reply-fact dt {
  font-size: 0.82rem;
  color: var(--mist-400);
}

.page-contact .reply-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--signal);
  text-align: right;
}

.page-contact .reply-timeline {
  margin: 0;
  padding: 0.25rem 0 0.25rem 1.6rem;
  list-style: none;
  border-left: 1px solid var(--line-blue);
  display: grid;
  gap: 1.35rem;
}

.page-contact .reply-step {
  position: relative;
}

.page-contact .reply-step::before {
  content: "";
  position: absolute;
  left: calc(-1.6rem - 5px);
  top: 0.42rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--volt);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.16);
}

.page-contact .reply-step h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--paper-000);
}

.page-contact .reply-step p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--mist-300);
}

/* ---------- 合作与反馈 ---------- */
.page-contact .contact-partner {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--paper-000);
  color: var(--ink-900);
}

.page-contact .contact-partner .grid {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--contact-gap);
}

.page-contact .partner-card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.35rem 1.35rem 1.55rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(74, 90, 106, 0.2);
  border-top: 3px solid var(--volt);
  background: #ffffff;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.page-contact .partner-card--fix {
  border-top-color: var(--brick);
}

.page-contact .partner-card--ux {
  border-top-color: var(--dark-gold);
}

.page-contact .partner-card .tag {
  align-self: flex-start;
}

.page-contact .partner-card .card-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink-900);
}

.page-contact .partner-card__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--slate-500);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .contact-visit {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--ink-900);
}

.page-contact .visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.page-contact .visit-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(45, 74, 107, 0.7);
  background: var(--ink-700);
  overflow: hidden;
  aspect-ratio: 900 / 500;
  max-width: 100%;
}

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

.page-contact .visit-copy .section-title {
  margin: 0.5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper-000);
}

.page-contact .visit-lead {
  margin: 0.9rem 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-contact .visit-list {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-contact .visit-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--mist-300);
}

.page-contact .visit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--line-blue);
  transform: rotate(45deg);
}

/* ---------- 后续阅读 ---------- */
.page-contact .contact-next {
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2.75rem, 6vw, 4rem);
  background: var(--ink-700);
}

.page-contact .contact-next__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  letter-spacing: -0.015em;
  color: var(--paper-000);
}

.page-contact .next-links {
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.page-contact .next-link {
  display: block;
  padding: 0.95rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(45, 74, 107, 0.85);
  background: rgba(11, 19, 32, 0.5);
  color: var(--paper-000);
  font-size: 0.88rem;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.page-contact .next-link:hover,
.page-contact .next-link:focus-visible {
  border-color: var(--volt);
  background: rgba(255, 107, 26, 0.1);
  transform: translateX(4px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .wrap {
    padding-inline: 1.75rem;
  }

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

@media (min-width: 900px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within {
    transform: translateY(-4px);
    border-color: rgba(255, 107, 26, 0.6);
  }

  .page-contact .partner-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 107, 26, 0.45);
  }

  .page-contact .reply-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-contact .contact-partner .grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (min-width: 960px) {
  .page-contact .template-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1100px) {
  .page-contact .wrap {
    padding-inline: 2.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .partner-card,
  .page-contact .next-link,
  .page-contact .breadcrumb-item .link-inline {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .partner-card:hover,
  .page-contact .next-link:hover {
    transform: none;
  }
}