.page-contact {
  --contact-line: rgba(217, 169, 74, 0.24);
  --contact-gap: clamp(1rem, 2.6vw, 1.6rem);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-block: 1.5rem 0;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--violet-grey);
}

.page-contact .breadcrumb a {
  color: var(--violet-grey);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

.page-contact [data-reveal] {
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: 1.4rem clamp(2.5rem, 6vw, 4.5rem);
}

.page-contact .contact-hero__head {
  max-width: 50rem;
  margin-bottom: clamp(1.6rem, 4vw, 2.8rem);
}

.page-contact h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.1rem, 7.5vw, 4.2rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--mist);
  margin-block: 0.7rem 1.1rem;
  text-shadow: 0 0 28px rgba(217, 169, 74, 0.22);
}

.page-contact .contact-hero__lead {
  max-width: 42rem;
  margin: 0;
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.9;
  color: var(--violet-grey);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.25rem);
}

.page-contact .contact-card {
  position: relative;
  min-width: 0;
  padding: clamp(1.25rem, 3.5vw, 2rem);
  border: 1px solid rgba(217, 169, 74, 0.36);
  border-radius: var(--radius-m);
  background:
    linear-gradient(158deg, rgba(44, 27, 82, 0.94) 0%, rgba(30, 18, 56, 0.96) 62%, rgba(20, 11, 38, 0.98) 100%);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-bright) 44%, var(--cyan) 100%);
}

.page-contact .contact-card__kicker {
  margin: 0 0 1rem;
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-contact .contact-list {
  margin: 0;
}

.page-contact .contact-row {
  display: grid;
  gap: 0.3rem;
  padding-block: 0.85rem;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-row dt {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--violet-grey);
}

.page-contact .contact-row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.6vw, 1.1rem);
  line-height: 1.62;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .contact-row dd a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.45);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

.page-contact .contact-card__note {
  margin: 1.1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--contact-line);
  font-size: 0.82rem;
  line-height: 1.78;
  color: var(--violet-grey);
}

.page-contact .contact-card__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.42);
}

.page-contact .contact-hero__figure {
  display: flex;
  flex-direction: column;
  margin: 0;
  border: 1px solid rgba(217, 169, 74, 0.28);
  border-radius: var(--radius-m);
  background: var(--night);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

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

.page-contact .contact-hero__figure figcaption {
  padding: 0.72rem 1rem;
  border-top: 1px solid var(--contact-line);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--violet-grey);
}

/* ---------- 通用章节头 ---------- */
.page-contact .contact-section-head {
  max-width: 44rem;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.4rem);
}

.page-contact h2 {
  margin-block: 0.55rem 0.85rem;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  line-height: 1.3;
  color: var(--mist);
}

.page-contact .contact-section-lead {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--violet-grey);
}

/* ---------- 沟通分流 ---------- */
.page-contact .routes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.9rem;
}

.page-contact .route {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
  padding: 1.15rem 1rem 1.2rem;
  border: 1px solid rgba(217, 169, 74, 0.2);
  border-radius: var(--radius-s);
  background: linear-gradient(180deg, rgba(44, 27, 82, 0.5), rgba(20, 11, 38, 0.74));
  transition:
    transform 0.32s var(--ease),
    border-color 0.32s var(--ease),
    background 0.32s var(--ease),
    box-shadow 0.32s var(--ease);
}

.page-contact .route:hover,
.page-contact .route:focus-within {
  transform: translateY(-4px);
  border-color: rgba(79, 227, 208, 0.52);
  background: linear-gradient(180deg, rgba(44, 27, 82, 0.94), rgba(30, 18, 56, 0.94));
  box-shadow: var(--shadow-lift);
}

.page-contact .route__index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-contact .route__title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .route__desc {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--violet-grey);
}

.page-contact .route__channel {
  margin: 0;
  font-size: 0.79rem;
  line-height: 1.7;
  color: var(--cyan);
}

.page-contact .route__channel a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.45);
}

.page-contact .route__channel a:hover,
.page-contact .route__channel a:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

.page-contact .route__list {
  list-style: none;
  margin: 0.2rem 0 0;
  padding: 0.62rem 0 0;
  border-top: 1px dashed var(--contact-line);
  display: grid;
  gap: 0.3rem;
}

.page-contact .route__list li {
  position: relative;
  padding-left: 0.85rem;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--violet-grey);
}

.page-contact .route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ---------- 回复时段 ---------- */
.page-contact .contact-window {
  padding-block: clamp(1.5rem, 4vw, 2.5rem);
  border-block: 1px solid rgba(217, 169, 74, 0.16);
  background: linear-gradient(180deg, rgba(30, 18, 56, 0.55), rgba(20, 11, 38, 0.15));
}

.page-contact .contact-window__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--contact-gap);
  align-items: center;
}

.page-contact .contact-window__figure {
  padding: 1.15rem 0.75rem;
  text-align: center;
  border: 1px solid rgba(217, 169, 74, 0.3);
  border-radius: var(--radius-s);
  background: linear-gradient(180deg, rgba(44, 27, 82, 0.62), rgba(20, 11, 38, 0.78));
}

.page-contact .contact-window__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.05rem, 4.2vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--gold-bright);
}

.page-contact .contact-window__num span {
  margin-left: 0.12em;
  font-size: 0.55em;
  color: var(--violet-grey);
}

.page-contact .contact-window__label {
  margin: 0.45rem 0 0;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--violet-grey);
}

.page-contact .contact-window__body {
  grid-column: 1 / -1;
  min-width: 0;
}

.page-contact .contact-window__body h2 {
  margin-top: 0;
}

.page-contact .contact-window__body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--violet-grey);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .contact-collab__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .contact-collab__head p {
  margin: 0 0 0.9rem;
  font-size: 0.92rem;
  line-height: 1.88;
  color: var(--violet-grey);
}

.page-contact .contact-collab__cta {
  margin-top: 1.35rem;
}

.page-contact .collab-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-contact .collab-item {
  position: relative;
  min-width: 0;
  padding: 1.05rem 1rem 1.05rem 3.1rem;
  border: 1px solid rgba(217, 169, 74, 0.18);
  border-radius: var(--radius-s);
  background: linear-gradient(180deg, rgba(30, 18, 56, 0.74), rgba(20, 11, 38, 0.58));
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .collab-item:hover {
  border-color: rgba(217, 169, 74, 0.5);
  transform: translateX(4px);
}

.page-contact .collab-item__num {
  position: absolute;
  left: 1rem;
  top: 1.05rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--gold);
}

.page-contact .collab-item h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-sans);
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--mist);
}

.page-contact .collab-item p {
  margin: 0;
  font-size: 0.83rem;
  line-height: 1.8;
  color: var(--violet-grey);
}

/* ---------- 邮寄信息 ---------- */
.page-contact .contact-mail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3.5vw, 2.5rem);
}

.page-contact .contact-mail__figure {
  margin: 0;
  border: 1px solid rgba(217, 169, 74, 0.24);
  border-radius: var(--radius-m);
  background: var(--night);
  overflow: hidden;
}

.page-contact .contact-mail__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .contact-mail__addr {
  margin: 0 0 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--contact-line);
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  line-height: 1.7;
  color: var(--gold-bright);
  overflow-wrap: anywhere;
}

.page-contact .contact-mail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.62rem;
}

.page-contact .contact-mail__list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--violet-grey);
}

.page-contact .contact-mail__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 用信说明 ---------- */
.page-contact .contact-guide__panel {
  max-width: 46rem;
  padding: 1.5rem 1.2rem;
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: linear-gradient(180deg, rgba(44, 27, 82, 0.42), rgba(20, 11, 38, 0.32));
}

.page-contact .contact-guide__panel h2 {
  margin-top: 0.5rem;
}

.page-contact .contact-guide__panel p {
  margin: 0 0 0.9rem;
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--violet-grey);
}

.page-contact .contact-guide__panel p:last-child {
  margin-bottom: 0;
}

.page-contact .contact-guide__panel a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 208, 0.42);
}

.page-contact .contact-guide__panel a:hover,
.page-contact .contact-guide__panel a:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-guide__panel {
    padding: 1.8rem 1.6rem;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .page-contact .contact-hero__figure img {
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
  }

  .page-contact .contact-window__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 0.8fr) minmax(0, 1.7fr);
  }

  .page-contact .contact-window__body {
    grid-column: auto;
    padding-left: 0.6rem;
  }

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (min-width: 940px) {
  .page-contact .contact-collab__grid {
    grid-template-columns: minmax(0, 34%) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .routes {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal],
  .page-contact .route,
  .page-contact .collab-item {
    transition: none;
  }

  .page-contact .route:hover,
  .page-contact .route:focus-within,
  .page-contact .collab-item:hover {
    transform: none;
  }
}
<<<END>>>