.page-contact {
  --pc-gap: clamp(16px, 2.6vw, 26px);
  --pc-accent: var(--jj-lime);
  display: block;
  padding-bottom: clamp(24px, 5vw, 56px);
}

.page-contact .contact-hero,
.page-contact .contact-channels,
.page-contact .contact-routes,
.page-contact .contact-partner,
.page-contact .contact-response,
.page-contact .contact-ops,
.page-contact .contact-more {
  padding-block: clamp(32px, 5.5vw, 64px);
}

.page-contact .contact-hero {
  padding-top: clamp(22px, 3.5vw, 36px);
}

.page-contact .breadcrumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: stretch;
}

.page-contact .contact-hero-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--jj-line-strong);
  background: var(--jj-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  max-width: 100%;
}

.page-contact .contact-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(142deg, rgba(183, 255, 0, 0.20), transparent 58%),
    repeating-linear-gradient(90deg, rgba(244, 239, 230, 0.07) 0 1px, transparent 1px 76px);
}

.page-contact .contact-hero-copy h1 {
  margin: 10px 0 18px;
  font-family: var(--jj-font-display);
  font-size: clamp(1.95rem, 5.4vw, 3.3rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: var(--jj-text);
}

.page-contact .contact-lede {
  max-width: 60ch;
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-size: clamp(0.95rem, 1.55vw, 1.06rem);
  line-height: 1.78;
  color: var(--jj-text);
  opacity: 0.84;
}

.page-contact .quick-channels {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--jj-line);
}

.page-contact .quick-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--jj-line);
}

.page-contact .quick-key {
  font-family: var(--jj-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--jj-muted);
  text-transform: uppercase;
}

.page-contact .quick-val {
  font-family: var(--jj-font-mono);
  font-size: clamp(0.88rem, 1.9vw, 0.98rem);
  color: var(--jj-lime);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact .quick-val:hover,
.page-contact .quick-val:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .quick-val--plain {
  color: var(--jj-text);
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.5vw, 34px);
}

.page-contact .channel-card {
  --pc-accent: var(--jj-lime);
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--jj-line);
  border-left: 3px solid var(--pc-accent);
  border-radius: var(--jj-radius);
  background: linear-gradient(158deg, rgba(244, 239, 230, 0.055), rgba(244, 239, 230, 0.012));
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34px;
  height: 3px;
  background: var(--pc-accent);
}

.page-contact .channel-card--moss { --pc-accent: var(--jj-moss); }
.page-contact .channel-card--orange { --pc-accent: var(--jj-orange); }
.page-contact .channel-card--clay { --pc-accent: var(--jj-clay); }

.page-contact .channel-label {
  font-family: var(--jj-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--pc-accent);
  padding-top: 3px;
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--jj-font-mono);
  font-size: clamp(0.95rem, 2.1vw, 1.12rem);
  line-height: 1.5;
  color: var(--jj-text);
  overflow-wrap: anywhere;
}

.page-contact .channel-value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--jj-line-strong);
}

.page-contact .channel-value a:hover,
.page-contact .channel-value a:focus-visible {
  color: var(--jj-lime);
  border-bottom-color: var(--jj-lime);
}

.page-contact .channel-note {
  margin: 0 0 12px;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--jj-text);
  opacity: 0.78;
}

.page-contact .channel-meta {
  display: inline-block;
  margin: 0;
  padding: 4px 9px;
  font-family: var(--jj-font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--jj-ink);
  background: var(--pc-accent);
  border-radius: 999px;
}

/* ---------- 分流指引 ---------- */
.page-contact .route-list {
  margin-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--jj-line);
}

.page-contact .route-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--jj-line);
}

.page-contact .route-tag {
  justify-self: start;
  padding: 4px 11px;
  font-family: var(--jj-font-mono);
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--jj-ink);
  background: var(--jj-lime);
  border-radius: 999px;
}

.page-contact .route-row:nth-child(2n) .route-tag {
  background: var(--jj-orange);
}

.page-contact .route-row:nth-child(3n) .route-tag {
  background: var(--jj-paper);
  color: var(--jj-ink);
}

.page-contact .route-desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--jj-text);
  opacity: 0.8;
}

.page-contact .route-to {
  justify-self: start;
  font-family: var(--jj-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--jj-lime);
}

/* ---------- 合作与反馈 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.5vw, 34px);
}

.page-contact .partner-card {
  padding: clamp(18px, 2.8vw, 24px);
  border: 1px solid rgba(95, 111, 82, 0.62);
  border-radius: var(--jj-radius);
  background: linear-gradient(165deg, rgba(95, 111, 82, 0.30), rgba(95, 111, 82, 0.10));
}

.page-contact .partner-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 10px;
  font-family: var(--jj-font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
  color: var(--jj-paper);
  border: 1px solid rgba(217, 212, 200, 0.42);
  border-radius: 2px;
}

.page-contact .partner-card h3 {
  margin: 0 0 8px;
  font-size: 1.06rem;
  line-height: 1.4;
  color: var(--jj-text);
  letter-spacing: 0.01em;
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.74;
  color: var(--jj-text);
  opacity: 0.78;
}

.page-contact .partner-footnote {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--jj-orange);
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--jj-text);
  opacity: 0.85;
  overflow-wrap: anywhere;
}

/* ---------- 响应节奏 ---------- */
.page-contact .response-paper {
  padding: clamp(22px, 4vw, 42px);
  border: 1px solid var(--jj-paper-line);
  border-radius: var(--jj-radius);
  background: var(--jj-paper);
  color: var(--jj-navy);
  box-shadow: 9px 9px 0 rgba(244, 239, 230, 0.09);
}

.page-contact .response-kicker {
  margin: 0 0 8px;
  font-family: var(--jj-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--jj-clay-deep);
}

.page-contact .response-title {
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-family: var(--jj-font-display);
  font-size: clamp(1.5rem, 3.6vw, 2.15rem);
  line-height: 1.14;
  color: var(--jj-navy);
}

.page-contact .response-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--jj-paper-line);
}

.page-contact .response-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--jj-paper-line);
}

.page-contact .step-num {
  font-family: var(--jj-font-mono);
  font-size: 0.95rem;
  color: var(--jj-clay);
  padding-top: 2px;
}

.page-contact .step-body h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--jj-navy);
}

.page-contact .step-body p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--jj-rock-deep);
}

.page-contact .response-note {
  margin: 18px 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--jj-clay-deep);
}

/* ---------- 运营信息 ---------- */
.page-contact .ops-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: center;
}

.page-contact .ops-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--jj-line-strong);
  border-radius: var(--jj-radius);
  background: var(--jj-ink);
}

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

.page-contact .ops-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 78% 22%, rgba(255, 107, 53, 0.26), transparent 46%),
    repeating-linear-gradient(0deg, rgba(244, 239, 230, 0.06) 0 1px, transparent 1px 56px);
}

.page-contact .ops-lead {
  margin: 0 0 clamp(16px, 2.6vw, 22px);
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--jj-text);
  opacity: 0.82;
}

.page-contact .ops-list {
  margin: 0 0 clamp(16px, 2.6vw, 22px);
  border-top: 1px solid var(--jj-line);
}

.page-contact .ops-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px 18px;
  padding: 11px 0;
  border-bottom: 1px solid var(--jj-line);
}

.page-contact .ops-item dt {
  font-family: var(--jj-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--jj-muted);
}

.page-contact .ops-item dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--jj-text);
  overflow-wrap: anywhere;
}

.page-contact .ops-note {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--jj-text);
  opacity: 0.8;
}

.page-contact .ops-note a {
  color: var(--jj-lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(183, 255, 0, 0.5);
}

.page-contact .ops-note a:hover,
.page-contact .ops-note a:focus-visible {
  border-bottom-color: var(--jj-lime);
}

/* ---------- 延伸入口 ---------- */
.page-contact .more-list {
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--jj-line);
}

.page-contact .more-list li {
  border-bottom: 1px solid var(--jj-line);
}

.page-contact .more-list a {
  display: block;
  position: relative;
  padding: 14px 0 14px 28px;
  font-size: 0.93rem;
  line-height: 1.6;
  color: var(--jj-text);
  text-decoration: none;
}

.page-contact .more-list a::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 14px;
  font-family: var(--jj-font-mono);
  color: var(--jj-lime);
}

.page-contact .more-list a:hover,
.page-contact .more-list a:focus-visible {
  color: var(--jj-lime);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-contact .quick-item {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .channel-card {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 4px 18px;
  }

  .page-contact .ops-item {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-contact .route-row {
    grid-template-columns: 132px minmax(0, 1fr) 236px;
    align-items: center;
    gap: 4px 22px;
  }

  .page-contact .route-to {
    justify-self: end;
    text-align: right;
  }

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

  .page-contact .more-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 34px);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-contact .contact-hero-media img {
    min-height: 340px;
  }

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

  .page-contact .ops-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(24px, 4vw, 48px);
  }

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

@media (min-width: 1180px) {
  .page-contact .response-paper {
    padding-inline: clamp(42px, 5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }
}