.page-contact {
  position: relative;
  background:
    radial-gradient(58% 38% at 86% 0%, var(--grape-veil), transparent 72%),
    radial-gradient(46% 32% at 4% 94%, var(--vine-veil), transparent 70%),
    var(--night);
  color: var(--cream);
  --rail-x: max(0.9rem, calc((100% - var(--w-page)) / 2 - 3rem));
}

.page-contact .breadcrumb {
  padding-top: clamp(1.1rem, 3vw, 2rem);
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.2rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--gold-pale);
  border-bottom-color: var(--line-strong);
}

.page-contact .breadcrumb .sep {
  margin-inline: 0.4rem;
  color: var(--grape-light);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--gold);
}

/* ---------- 首屏框景 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(1.4rem, 3.6vw, 2.6rem) clamp(2.2rem, 5vw, 4rem);
}

.page-contact .hero-frame {
  position: relative;
  padding: clamp(1.5rem, 4.4vw, 3.4rem) clamp(1.1rem, 3.6vw, 2.9rem);
  background:
    linear-gradient(158deg, var(--vine-veil), transparent 64%),
    var(--vine);
}

.page-contact .hero-code {
  margin: 0 0 clamp(0.9rem, 2.4vw, 1.6rem);
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.24em;
  color: var(--grape-light);
}

.page-contact .hero-title {
  margin: 0 0 clamp(0.9rem, 2.2vw, 1.4rem);
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 5.4vw, 4.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cream);
  max-width: 16em;
}

.page-contact .hero-lede {
  margin: 0;
  max-width: 34em;
  color: var(--cream);
  font-size: var(--fs-body);
  line-height: 1.9;
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(0.8rem, 2vw, 1.6rem);
  margin-top: clamp(1.4rem, 3.4vw, 2.2rem);
}

.page-contact .v-note {
  display: none;
  color: var(--grape-light);
  letter-spacing: 0.2em;
  font-family: var(--f-mono);
}

/* ---------- 通用分区 ---------- */
.page-contact .contact-sect {
  position: relative;
  padding-block: clamp(2.2rem, 5vw, 4rem);
  border-top: 1px solid var(--line-soft);
}

.page-contact .section-head {
  gap: clamp(0.8rem, 2vw, 1.4rem);
  margin-bottom: clamp(1.6rem, 3.6vw, 2.6rem);
}

.page-contact .section-title {
  font-family: var(--f-display);
  font-weight: 900;
  color: var(--cream);
}

.page-contact .section-sub {
  max-width: 34em;
  color: var(--muted);
  line-height: 1.9;
}

/* ---------- 01 三条渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: clamp(1.2rem, 2.6vw, 1.7rem) clamp(1rem, 2.2vw, 1.4rem) clamp(1.1rem, 2.4vw, 1.5rem);
  background: var(--vine);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--grape);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease),
    border-top-color 0.18s var(--ease);
}

.page-contact .channel-card--light {
  border-top-color: var(--grape-light);
}

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

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--line);
  border-top-color: var(--gold-pale);
}

.page-contact .channel-label {
  margin: 0;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.2em;
  color: var(--grape-light);
}

.page-contact .channel-title {
  margin: 0;
  font-family: var(--f-display);
  font-size: var(--fs-sub);
  font-weight: 500;
  color: var(--cream);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--gold-pale);
  overflow-wrap: anywhere;
}

.page-contact .channel-fit {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .channel-time {
  margin: 0;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line-soft);
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.1em;
  color: var(--cream);
}

.page-contact .channel-card .mail-copy {
  align-self: flex-start;
  margin-top: 0.2rem;
}

/* ---------- 02 反馈信息 ---------- */
.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: start;
}

.page-contact .brief-list {
  counter-reset: brief;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(1rem, 2.4vw, 1.5rem);
}

.page-contact .brief-list li {
  counter-increment: brief;
  position: relative;
  padding-left: 3.1rem;
  padding-bottom: clamp(1rem, 2.4vw, 1.4rem);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .brief-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .brief-list li::before {
  content: "0" counter(brief);
  position: absolute;
  left: 0;
  top: 0.15rem;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.1em;
  color: var(--gold);
  padding-left: 0.6rem;
  border-left: 2px solid var(--grape);
  line-height: 1.4;
}

.page-contact .brief-list strong {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--cream);
}

.page-contact .brief-list span {
  display: block;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--muted);
}

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

.page-contact .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-soft);
  filter: saturate(0.85) brightness(0.9);
}

.page-contact .media-caption {
  margin-top: 0.7rem;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .prepare-media img {
  aspect-ratio: 4 / 3;
}

/* ---------- 03 整理与寄送 ---------- */
.page-contact .desk-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2rem);
}

.page-contact .draft-panel {
  padding: clamp(1.2rem, 3vw, 2rem);
  background: linear-gradient(172deg, var(--vine-veil), transparent 60%), var(--vine);
  border: 1px solid var(--line-soft);
}

.page-contact .draft-title {
  margin: 0 0 clamp(1rem, 2.4vw, 1.4rem);
  font-family: var(--f-display);
  font-size: var(--fs-sub);
  font-weight: 500;
  color: var(--cream);
}

.page-contact .field {
  display: block;
  margin-bottom: clamp(1rem, 2.4vw, 1.35rem);
}

.page-contact .field label {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.12em;
  color: var(--grape-light);
}

.page-contact .field input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.5rem 0.1rem;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  color: var(--cream);
  font-family: var(--f-body);
  font-size: 0.95rem;
  line-height: 1.6;
  transition: border-color 0.18s var(--ease);
}

.page-contact .field input::placeholder {
  color: rgba(195, 185, 172, 0.62);
}

.page-contact .field input:focus {
  outline: 0;
  border-bottom-color: var(--gold);
  box-shadow: 0 1px 0 0 var(--gold);
}

.page-contact .draft-note {
  margin: 0 0 clamp(1.1rem, 2.6vw, 1.6rem);
  padding-top: clamp(0.8rem, 2vw, 1.1rem);
  border-top: 1px solid var(--line-soft);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .draft-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.4rem;
}

.page-contact .address-panel {
  padding: clamp(1.1rem, 2.8vw, 1.8rem);
  background: var(--night);
  border: 1px solid var(--line);
}

.page-contact .addr-media {
  margin-bottom: clamp(1rem, 2.4vw, 1.4rem);
}

.page-contact .addr-media img {
  aspect-ratio: 3 / 2;
}

.page-contact .addr-label {
  margin: 0 0 0.5rem;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .addr-value {
  margin: 0 0 0.75rem;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  line-height: 1.6;
  color: var(--cream);
}

.page-contact .addr-note {
  margin: 0 0 clamp(1rem, 2.4vw, 1.3rem);
  font-size: 0.92rem;
  line-height: 1.9;
  color: var(--muted);
}

.page-contact .addr-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
  border-top: 1px solid var(--line-soft);
  padding-top: clamp(0.9rem, 2vw, 1.1rem);
}

.page-contact .addr-list li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--cream);
}

.page-contact .addr-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 04 回复时段 ---------- */
.page-contact .timing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 3.4vw, 2.4rem);
  align-items: start;
}

.page-contact .timing-main {
  padding: clamp(1.1rem, 2.8vw, 1.8rem);
  background: var(--vine);
  border-left: 2px solid var(--gold);
}

.page-contact .timing-big {
  margin: 0 0 0.8rem;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--gold-pale);
}

.page-contact .timing-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--cream);
}

.page-contact .timing-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.page-contact .timing-list li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.6rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .timing-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .timing-num {
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.1em;
  color: var(--grape-light);
  padding-top: 0.35rem;
}

/* ---------- 收束 ---------- */
.page-contact .contact-tail {
  background: linear-gradient(180deg, transparent, var(--vine-veil) 42%, transparent);
  padding-bottom: clamp(2.6rem, 6vw, 4.4rem);
}

.page-contact .tail-title {
  margin: 0 0 clamp(1.2rem, 3vw, 1.9rem);
  font-size: var(--fs-title);
}

.page-contact .tail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .tail-card {
  display: block;
  padding: clamp(1.1rem, 2.6vw, 1.6rem);
  background: var(--vine);
  border: 1px solid var(--line-soft);
  text-decoration: none;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-contact .tail-card:hover,
.page-contact .tail-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-contact .tail-card-index {
  display: inline-block;
  margin-bottom: 0.6rem;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .tail-card-title {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 1.15rem;
  color: var(--cream);
}

.page-contact .tail-card-text {
  display: block;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .tick-band {
  margin-block: clamp(1.6rem, 3.6vw, 2.4rem);
}

.page-contact .tail-legal {
  margin: 0;
  font-family: var(--f-mono);
  font-size: var(--fs-note);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .tail-legal a {
  color: var(--gold-pale);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .tail-legal a:hover {
  border-bottom-color: var(--gold);
}

.page-contact .tail-dot {
  margin-inline: 0.6rem;
  color: var(--grape-light);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (min-width: 900px) {
  .page-contact .prepare-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 4vw, 3.2rem);
  }

  .page-contact .desk-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(1.6rem, 3.4vw, 2.6rem);
  }

  .page-contact .timing-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: clamp(1.8rem, 4vw, 3rem);
  }
}

@media (min-width: 1280px) {
  .page-contact .v-note {
    display: block;
    position: absolute;
    top: clamp(1.5rem, 4.4vw, 3.4rem);
    right: -2.9rem;
    writing-mode: vertical-rl;
    font-size: var(--fs-note);
  }

  .page-contact .hero-frame {
    margin-right: 1.6rem;
  }
}

@media (min-width: 1380px) {
  .page-contact::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--rail-x);
    width: 1px;
    background: linear-gradient(
      to bottom,
      transparent,
      var(--line-strong) 7%,
      var(--line) 88%,
      transparent
    );
    pointer-events: none;
  }

  .page-contact .contact-sect::before {
    content: "";
    position: absolute;
    left: calc(var(--rail-x) - 4px);
    top: clamp(2.6rem, 5.4vw, 4.2rem);
    width: 9px;
    height: 1px;
    background: var(--gold);
    opacity: 0.85;
    pointer-events: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .tail-card {
    transition: opacity 0.2s linear;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .tail-card:hover,
  .page-contact .tail-card:focus-visible {
    transform: none;
  }
}
<<<END>>>