.page-contact {
  --ct-pad: clamp(48px, 8vw, 96px);
  --ct-radius: 24px;
  --ct-grass-deep: #1F7A45;
  --ct-soft-text: #4A4A44;
  --ct-soft-text-2: #5C5B52;
  display: block;
  position: relative;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 通用章节头 ---------- */
.page-contact .ct-head {
  max-width: 46rem;
}

.page-contact .section-num {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--grass);
  margin-bottom: 10px;
}

.page-contact .section-head h2 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 4.2vw, 2.35rem);
  line-height: 1.16;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .section-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .on-cream {
  background: var(--cream);
  color: var(--ink);
  padding: var(--ct-pad) 0;
}

.page-contact .on-cream .section-head h2 { color: var(--ink); }
.page-contact .on-cream .section-desc { color: var(--ct-soft-text-2); }

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(98px, 13vw, 144px) 0 clamp(52px, 7vw, 84px);
  background:
    radial-gradient(120% 84% at 6% 0%, rgba(47, 164, 95, .20), transparent 62%),
    radial-gradient(96% 72% at 100% 14%, rgba(58, 110, 165, .20), transparent 62%),
    linear-gradient(180deg, var(--tone) 0%, var(--ink) 84%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(237, 243, 238, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(237, 243, 238, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
}

.page-contact .ct-hero-inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-hero .breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-hero .breadcrumb li,
.page-contact .ct-hero .breadcrumb a {
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--mist);
  text-decoration: none;
}

.page-contact .ct-hero .breadcrumb a:hover { color: var(--grass-soft); }

.page-contact .ct-hero-eyebrow {
  display: block;
  margin: 20px 0 0;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--grass-soft);
}

.page-contact .ct-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-size: clamp(2.1rem, 7.4vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -0.025em;
  font-weight: 900;
  color: var(--paper);
}

.page-contact .ct-lede {
  margin: 22px 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .ct-keys {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: var(--mist);
}

.page-contact .ct-keys li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.page-contact .ct-keys li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--grass);
  transform: translateY(-1px);
  flex: none;
}

.page-contact .ct-keys .mono {
  font-size: 15px;
  font-weight: 600;
  color: var(--grass-soft);
}

/* ---------- 渠道卡组 ---------- */
.page-contact .ct-ch-layout {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

.page-contact .ct-cards {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .ct-card {
  position: relative;
  background: var(--tone);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  padding: 22px 22px 24px;
  color: var(--paper);
  transition: border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}

.page-contact .ct-card:hover {
  border-color: var(--grass);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(18, 16, 12, .22);
}

.page-contact .ct-card-tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 11px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--grass-soft);
  background: rgba(47, 164, 95, .15);
  border-radius: var(--r-pill);
}

.page-contact .ct-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-contact .ct-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .ct-card > :last-child { margin-bottom: 0; }

.page-contact .ct-mail,
.page-contact .ct-tel {
  display: block;
  font-size: clamp(13.5px, 3.2vw, 15px);
  line-height: 1.6;
  letter-spacing: .01em;
  color: var(--grass-soft);
  overflow-wrap: anywhere;
}

.page-contact .ct-addr,
.page-contact .ct-hours-line {
  display: block;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-figure {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-figure-img {
  border-radius: var(--ct-radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--tone);
  aspect-ratio: 3 / 2;
}

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

.page-contact .ct-figure figcaption {
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--ct-soft-text-2);
}

/* ---------- 在线时段 ---------- */
.page-contact .ct-hours {
  background: var(--ink);
  padding: var(--ct-pad) 0;
}

.page-contact .ct-band {
  margin-top: 30px;
  padding: 26px 22px 20px;
  background: var(--tone);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
}

.page-contact .ct-band-track {
  position: relative;
  height: 12px;
  border-radius: var(--r-pill);
  background: var(--line);
  overflow: hidden;
}

.page-contact .ct-band-fill {
  position: absolute;
  inset: 0;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--grass) 0%, var(--grass-soft) 62%, var(--serie) 100%);
}

.page-contact .ct-band-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .ct-band-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .ct-sla {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-sla li {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--tone);
  border: 1px solid var(--line);
  border-left: 3px solid var(--grass);
  border-radius: 8px var(--r-md) var(--r-md) 8px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .ct-sla strong {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--paper);
}

/* ---------- 对接流程 ---------- */
.page-contact .ct-flow-sec {
  position: relative;
  padding: var(--ct-pad) 0;
  background: var(--tone);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .ct-flow-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .16;
}

.page-contact .ct-flow-bg img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .ct-flow-inner {
  position: relative;
  z-index: 1;
}

.page-contact .ct-flow {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ct-node {
  padding: 20px 20px 22px;
  background: rgba(18, 16, 12, .78);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  transition: border-color .18s var(--ease);
}

.page-contact .ct-node:hover { border-color: var(--grass); }

.page-contact .ct-node-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  border-radius: var(--r-sm);
  background: rgba(47, 164, 95, .18);
  border: 1px solid rgba(134, 220, 168, .42);
  color: var(--grass-soft);
  font-size: 13px;
  letter-spacing: .05em;
}

.page-contact .ct-node h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--mist);
}

/* ---------- 身份指引 ---------- */
.page-contact .ct-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.page-contact .ct-filter .chip {
  border: 1px solid var(--sand);
  background: transparent;
  color: var(--ink);
  border-radius: var(--r-pill);
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.2;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-filter .chip:hover { border-color: var(--ct-grass-deep); }

.page-contact .ct-filter .chip.is-active,
.page-contact .ct-filter .chip[aria-pressed="true"] {
  background: var(--grass);
  border-color: var(--grass);
  color: #04140A;
  font-weight: 600;
}

.page-contact .ct-who-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .ct-who-card {
  padding: 22px;
  background: #FFFFFF;
  border: 1px solid var(--sand);
  border-radius: var(--ct-radius);
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-contact .ct-who-card:hover {
  border-color: var(--grass);
  box-shadow: 0 6px 18px rgba(18, 16, 12, .10);
}

.page-contact .ct-who-role {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 11px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ink);
  background: rgba(47, 164, 95, .20);
  border-radius: var(--r-pill);
}

.page-contact .ct-who-card h3 {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .ct-who-card ul {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .ct-who-card li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ct-soft-text);
}

.page-contact .ct-who-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--grass);
}

.page-contact .ct-who-foot {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ct-soft-text);
}

.page-contact .ct-who-foot a {
  color: var(--ct-grass-deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-partner {
  background: var(--ink);
  padding: var(--ct-pad) 0;
}

.page-contact .ct-partner-grid {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.page-contact .ct-partner-card {
  position: relative;
  padding: 24px 22px 26px 26px;
  background: var(--tone);
  border: 1px solid var(--line);
  border-radius: var(--ct-radius);
  overflow: hidden;
  transition: border-color .18s var(--ease);
}

.page-contact .ct-partner-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--grass), var(--serie));
}

.page-contact .ct-partner-card:hover { border-color: var(--grass); }

.page-contact .ct-partner-idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: var(--r-sm);
  background: rgba(47, 164, 95, .16);
  color: var(--grass-soft);
  font-size: 13px;
}

.page-contact .ct-partner-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-partner-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 常见问题 ---------- */
.page-contact .ct-faq-layout {
  display: grid;
  gap: 26px;
}

.page-contact .ct-faq-list { min-width: 0; }

.page-contact .ct-faq-item {
  background: #FFFFFF;
  border: 1px solid var(--sand);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .ct-faq-item + .ct-faq-item { margin-top: 10px; }

.page-contact .ct-faq-item summary {
  position: relative;
  padding: 16px 46px 16px 18px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-contact .ct-faq-item summary::-webkit-details-marker { display: none; }

.page-contact .ct-faq-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--ct-grass-deep);
}

.page-contact .ct-faq-item[open] summary::after { content: "−"; }

.page-contact .ct-faq-item p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ct-soft-text);
}

.page-contact .ct-faq-item a {
  color: var(--ct-grass-deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- 底部动作带 ---------- */
.page-contact .ct-cta {
  background: var(--tone);
  border-top: 1px solid var(--line);
  padding: clamp(34px, 5vw, 52px) 0;
}

.page-contact .ct-cta-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.page-contact .ct-cta-line {
  margin: 0;
  font-size: clamp(16px, 2.6vw, 20px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-sla li {
    grid-template-columns: 170px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

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

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

@media (min-width: 900px) {
  .page-contact .ct-ch-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 42px;
    align-items: start;
  }

  .page-contact .ct-figure {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    position: relative;
    padding-top: 16px;
  }

  .page-contact .ct-flow::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: var(--r-pill);
    background: linear-gradient(90deg, var(--grass) 0%, var(--grass-soft) 58%, var(--serie) 100%);
    opacity: .7;
  }

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

  .page-contact .ct-faq-layout {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-who-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-node,
  .page-contact .ct-who-card,
  .page-contact .ct-partner-card,
  .page-contact .ct-filter .chip {
    transition: none;
  }

  .page-contact .ct-card:hover { transform: none; }
}