.page-contact {
  --contact-gap: clamp(1.25rem, 3vw, 2rem);
  --contact-plate-shadow: 4px 4px 0 rgba(25, 247, 193, 0.14);
  background: var(--ink);
  color: var(--text);
  overflow-x: hidden;
}

.page-contact .mono,
.page-contact .channel-value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.5rem) 0 clamp(2rem, 6vw, 3.75rem);
  background:
    radial-gradient(circle at 86% 8%, rgba(25, 247, 193, 0.18), transparent 52%),
    radial-gradient(circle at 8% 92%, rgba(255, 176, 32, 0.12), transparent 46%),
    linear-gradient(155deg, var(--ink) 0%, var(--panel-2) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 48px), 0 100%);
}

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

.page-contact .hero-copy h1 {
  margin: 0.5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .hero-copy .lede {
  max-width: 34em;
  margin: 1rem 0 0;
  font-size: clamp(1rem, 2.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.page-contact .hero-figure {
  margin: 0;
}

.page-contact .hero-figure figcaption {
  margin-top: 0.75rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--home);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .hero-figure .media-frame {
  border: 1px solid var(--line);
  box-shadow: var(--contact-plate-shadow);
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-strip { padding-top: clamp(1rem, 3vw, 2rem); }

.page-contact .section-note {
  max-width: 46em;
  margin: 0.5rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-contact .channel-card {
  position: relative;
  padding: 1.25rem 1.15rem 1.15rem 1.35rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  box-shadow: 3px 3px 0 rgba(19, 32, 51, 0.9);
}

.page-contact .channel-card--mail { border-left-color: var(--home); box-shadow: var(--contact-plate-shadow); }
.page-contact .channel-card--phone { border-left-color: var(--home-deep); }
.page-contact .channel-card--addr { border-left-color: var(--away); }
.page-contact .channel-card--icp { border-left-color: var(--muted); }

.page-contact .channel-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .channel-value {
  margin: 0.6rem 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.0625rem, 3.4vw, 1.3125rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  word-break: break-word;
  color: var(--text);
}

.page-contact .channel-card--mail .channel-value { color: var(--home); }
.page-contact .channel-card--icp .channel-value { color: var(--muted); }

.page-contact .channel-note {
  margin: 0.6rem 0 0;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

/* ---------- 重登区块 ---------- */
.page-contact .reset-block {
  background: linear-gradient(180deg, transparent, rgba(19, 32, 51, 0.72) 22%, rgba(19, 32, 51, 0.72) 78%, transparent);
}

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

.page-contact .reset-copy h2 {
  margin: 0.75rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.page-contact .reset-copy p {
  margin: 0.85rem 0 0;
  max-width: 36em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .reset-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.page-contact .detail-card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-top: 3px solid var(--away);
  padding: 0;
}

.page-contact .detail-card--wide { margin-top: var(--contact-gap); border-top-color: var(--home); }

.page-contact .detail-summary {
  cursor: pointer;
  padding: 1rem 1.15rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9375rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--text);
  list-style: none;
}

.page-contact .detail-summary::-webkit-details-marker { display: none; }

.page-contact .detail-summary::after {
  content: "＋";
  float: right;
  margin-left: 0.75rem;
  font-family: var(--font-mono);
  color: var(--away);
}

.page-contact .detail-card[open] .detail-summary::after { content: "－"; }
.page-contact .detail-card--wide[open] .detail-summary::after { color: var(--home); }

.page-contact .detail-body {
  padding: 0 1.15rem 1.15rem;
  border-top: 1px dashed var(--line);
}

.page-contact .detail-body p {
  margin: 0.9rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .step-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.page-contact .step-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--away-ink);
  background: var(--away);
  padding: 0.2rem 0.4rem;
  line-height: 1.3;
}

.page-contact .step-item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .detail-foot {
  font-size: 0.8125rem !important;
  color: var(--muted);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: var(--contact-gap);
}

.page-contact .prep-figure { margin: 0; }
.page-contact .prep-figure .media-frame { border: 1px solid var(--line); }
.page-contact .prep-figure figcaption {
  margin-top: 0.6rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .prep-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1rem;
}

.page-contact .prep-panel .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.page-contact .prep-panel .filter-btn { font-size: 0.8125rem; }

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

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  padding: 0.85rem 0.9rem;
  background: var(--panel-2);
  border-left: 3px solid var(--home-deep);
}

.page-contact .prep-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--home);
}

.page-contact .prep-text h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .prep-text p {
  margin: 0.3rem 0 0;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 服务时间 ---------- */
.page-contact .service-block {
  background: linear-gradient(200deg, rgba(25, 247, 193, 0.07), transparent 46%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.page-contact .service-time {
  padding: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--home);
}

.page-contact .service-clock {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 6vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--home);
}

.page-contact .service-day {
  margin: 0.4rem 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  color: var(--away);
}

.page-contact .service-copy {
  margin: 0.85rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .service-col {
  padding: 1.1rem 1.15rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
}

.page-contact .service-col h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .service-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.page-contact .service-col li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .service-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  background: var(--home-deep);
}

/* ---------- 问题分流 ---------- */
.page-contact .split-svg {
  display: block;
  width: min(100%, 420px);
  height: auto;
  margin: 0.75rem auto 0;
  color: var(--home-deep);
  opacity: 0.75;
}

.page-contact .split-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  margin-top: 1rem;
}

.page-contact .split-card {
  padding: 1.15rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--home);
  box-shadow: 3px 3px 0 rgba(19, 32, 51, 0.85);
}

.page-contact .split-card--away { border-top-color: var(--away); }

.page-contact .split-card h3 {
  margin: 0.7rem 0 0;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .split-card p {
  margin: 0.55rem 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .split-card .btn { margin-top: 1rem; }

/* ---------- 合作与反馈 ---------- */
.page-contact .partner-block { padding-bottom: clamp(2.5rem, 7vw, 4rem); }

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

.page-contact .partner-card {
  padding: 1.15rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
}

.page-contact .partner-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--text);
}

.page-contact .partner-card p {
  margin: 0.55rem 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .partner-card--mail {
  border-left-color: var(--home);
  background: linear-gradient(150deg, rgba(25, 247, 193, 0.1), var(--panel) 70%);
}

.page-contact .partner-mail {
  font-size: 0.9375rem !important;
  color: var(--home) !important;
  word-break: break-word;
}

.page-contact .partner-card .copy-btn { margin-top: 0.85rem; }

.page-contact .partner-foot {
  margin: 1.25rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .partner-foot a {
  color: var(--home);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .split-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .service-time { grid-column: 1 / -1; }
  .page-contact .partner-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-contact .prep-panel { padding: 1.25rem; }
}

@media (min-width: 980px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }
  .page-contact .hero-figure { margin-top: 0.5rem; }

  .page-contact .channel-grid {
    grid-template-columns: 1.15fr 1.15fr 0.9fr 0.8fr;
    align-items: stretch;
  }

  .page-contact .reset-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .service-grid { grid-template-columns: 1.1fr 1fr 1fr; }
  .page-contact .service-time { grid-column: auto; }

  .page-contact .split-cards { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
  .page-contact .split-svg { width: min(100%, 560px); }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact * { transition: none !important; animation: none !important; }
}
<<<END>>>