.page-contact {
  --ct-hair: rgba(44, 107, 85, 0.5);
  --ct-line-soft: rgba(44, 107, 85, 0.28);
  background: var(--mp-ink);
  color: var(--mp-text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(22px, 4vw, 46px) 0 clamp(38px, 6vw, 76px);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(118deg, transparent 0 96px, var(--ct-line-soft) 96px 97px),
    radial-gradient(120% 90% at 82% 0%, rgba(200, 255, 63, 0.07), transparent 62%);
  opacity: 0.9;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .mp-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mp-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mp-muted);
  margin-bottom: clamp(14px, 2.4vw, 26px);
}

.page-contact .mp-crumbs a {
  color: var(--mp-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--mp-ease), border-color 180ms var(--mp-ease);
}

.page-contact .mp-crumbs a:hover {
  color: var(--mp-lime);
  border-bottom-color: var(--mp-lime);
}

.page-contact .mp-crumbs [aria-current="page"] {
  color: var(--mp-text);
}

.page-contact .ct-hero__title {
  margin: 0;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.page-contact .ct-hero__light {
  display: block;
  font-weight: 500;
  color: var(--mp-muted);
}

.page-contact .ct-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 34em;
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: var(--mp-muted);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 右侧联系面板 ---------- */
.page-contact .ct-panel {
  position: relative;
  display: grid;
  gap: clamp(10px, 1.6vw, 14px);
  align-content: start;
  padding: clamp(18px, 3vw, 30px);
  background: var(--mp-panel);
  border: 1px solid var(--mp-line);
}

.page-contact .ct-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 68px;
  height: 3px;
  background: var(--mp-lime);
}

.page-contact .ct-panel__media {
  margin: 0 0 clamp(8px, 1.4vw, 14px);
}

.page-contact .ct-panel__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--mp-line);
}

.page-contact .ct-channel {
  display: grid;
  gap: 2px;
  padding-top: clamp(8px, 1.4vw, 12px);
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-channel__value {
  margin: 2px 0 0;
  font-family: var(--mp-mono);
  font-size: clamp(0.92rem, 2.1vw, 1.08rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--mp-lime);
  word-break: break-all;
}

.page-contact .ct-panel__meta {
  display: grid;
  gap: clamp(10px, 1.6vw, 14px);
  margin: clamp(6px, 1.2vw, 10px) 0 0;
  padding-top: clamp(10px, 1.6vw, 14px);
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-panel__meta dt {
  font-family: var(--mp-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mp-lime-2);
  text-transform: uppercase;
}

.page-contact .ct-panel__meta dd {
  margin: 4px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mp-text);
}

.page-contact .ct-panel__hint {
  margin: 0;
  padding: clamp(10px, 1.6vw, 14px);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--mp-muted);
  background: var(--mp-raise);
  border-left: 2px solid var(--mp-orange);
}

/* ---------- 小节头部 ---------- */
.page-contact .ct-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .ct-head .mp-h2 {
  margin: 8px 0 0;
}

.page-contact .ct-head__intro {
  max-width: 46em;
  margin: clamp(10px, 1.8vw, 16px) 0 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mp-muted);
}

/* ---------- 合作方向 ---------- */
.page-contact .ct-lines {
  padding: clamp(38px, 6vw, 74px) 0;
}

.page-contact .ct-lines__list {
  border-top: 1px solid var(--mp-line);
}

.page-contact .ct-line {
  border-bottom: 1px solid var(--mp-line);
  transition: background 220ms var(--mp-ease);
}

.page-contact .ct-line:hover {
  background: rgba(26, 68, 56, 0.55);
}

.page-contact .ct-line .mp-expand__trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(12px, 2.2vw, 26px);
  width: 100%;
  padding: clamp(18px, 2.8vw, 28px) clamp(8px, 1.4vw, 16px);
  background: none;
  border: 0;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.page-contact .ct-line__no {
  font-family: var(--mp-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mp-lime-2);
}

.page-contact .ct-line .mp-expand__icon {
  color: var(--mp-muted);
  transition: color 200ms var(--mp-ease), transform 240ms var(--mp-ease);
}

.page-contact .ct-line .mp-expand__trigger:hover .mp-expand__icon,
.page-contact .ct-line .mp-expand__trigger[aria-expanded="true"] .mp-expand__icon {
  color: var(--mp-lime);
}

.page-contact .ct-line__name {
  font-size: clamp(1.02rem, 2.2vw, 1.28rem);
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .ct-line__body {
  padding-left: clamp(8px, 1.4vw, 16px);
}

.page-contact .ct-line__body p {
  margin: 0;
  max-width: 44em;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--mp-muted);
}

.page-contact .ct-line__needs {
  list-style: none;
  margin: clamp(12px, 2vw, 18px) 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .ct-line__needs li {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mp-text);
}

.page-contact .ct-line__needs .mp-label {
  display: inline-block;
  min-width: 4.4em;
  color: var(--mp-lime-2);
}

/* ---------- 推进步骤 ---------- */
.page-contact .ct-steps-wrap {
  padding: clamp(34px, 5vw, 62px) 0 clamp(40px, 6vw, 70px);
  border-top: 1px solid var(--ct-line-soft);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(18px, 3vw, 26px);
  position: relative;
}

.page-contact .ct-step {
  position: relative;
  padding-left: 26px;
}

.page-contact .ct-step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 24px;
  bottom: -26px;
  width: 1px;
  background: var(--ct-hair);
}

.page-contact .ct-step__ring {
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 12px;
  border: 1px solid var(--mp-lime);
  border-radius: 50%;
  background: var(--mp-ink);
}

.page-contact .ct-step__title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mp-text);
}

.page-contact .ct-step p {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mp-muted);
}

/* ---------- 伙伴 ---------- */
.page-contact .ct-partners {
  padding: clamp(38px, 6vw, 72px) 0;
  border-top: 1px solid var(--ct-line-soft);
}

.page-contact .ct-partners__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .ct-partners__lead {
  margin: clamp(12px, 2vw, 18px) 0 0;
  max-width: 40em;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mp-muted);
}

.page-contact .ct-partners__list {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--mp-line);
}

.page-contact .ct-partners__list li {
  position: relative;
  padding: clamp(12px, 1.8vw, 16px) 0 clamp(12px, 1.8vw, 16px) 22px;
  border-bottom: 1px solid var(--mp-line);
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-contact .ct-partners__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 50%;
  width: 10px;
  height: 1px;
  background: var(--mp-lime);
}

.page-contact .ct-partners__links {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--mp-muted);
}

.page-contact .ct-partners__links a {
  color: var(--mp-lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 63, 0.35);
  transition: border-color 180ms var(--mp-ease);
}

.page-contact .ct-partners__links a:hover {
  border-bottom-color: var(--mp-lime);
}

.page-contact .ct-partners__media {
  margin: 0;
}

.page-contact .ct-partners__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--mp-line);
}

.page-contact .ct-partners__media .mp-figure__cap {
  margin-top: 10px;
  font-family: var(--mp-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: var(--mp-muted);
}

/* ---------- 反馈清单 ---------- */
.page-contact .ct-prep {
  padding: clamp(38px, 6vw, 72px) 0;
  background: var(--mp-panel);
  border-top: 1px solid var(--mp-line);
  border-bottom: 1px solid var(--mp-line);
}

.page-contact .ct-prep__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .ct-prep__intro {
  max-width: 34em;
  margin: clamp(10px, 1.8vw, 16px) 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--mp-muted);
}

.page-contact .ct-check {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--mp-line);
}

.page-contact .ct-check__item {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: clamp(13px, 2vw, 18px) 0;
  border-bottom: 1px solid var(--mp-line);
  cursor: pointer;
}

.page-contact .ct-check__box {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  display: grid;
  place-content: center;
  border: 1px solid var(--mp-line);
  background: transparent;
  cursor: pointer;
  transition: background 160ms var(--mp-ease), border-color 160ms var(--mp-ease);
}

.page-contact .ct-check__box::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 1.5px solid var(--mp-ink);
  border-bottom: 1.5px solid var(--mp-ink);
  transform: rotate(-45deg) scale(0);
  transform-origin: center;
  transition: transform 160ms var(--mp-ease);
  margin-top: -2px;
}

.page-contact .ct-check__box:checked {
  background: var(--mp-lime);
  border-color: var(--mp-lime);
}

.page-contact .ct-check__box:checked::after {
  transform: rotate(-45deg) scale(1);
}

.page-contact .ct-check__box:focus-visible {
  outline: 2px solid var(--mp-lime);
  outline-offset: 2px;
}

.page-contact .ct-check__text {
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mp-text);
  transition: color 160ms var(--mp-ease);
}

.page-contact .ct-check__box:checked + .ct-check__text {
  color: var(--mp-muted);
}

.page-contact .ct-prep__note {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: clamp(14px, 2vw, 18px);
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mp-muted);
  background: var(--mp-raise);
  border-left: 2px solid var(--mp-lime);
  word-break: break-word;
}

/* ---------- 底部信任条 ---------- */
.page-contact .ct-trust {
  background: var(--mp-ink);
}

.page-contact .ct-trust__inner {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(30px, 4.6vw, 52px) 0;
}

.page-contact .ct-trust__item {
  padding-left: clamp(14px, 2vw, 22px);
  border-left: 1px solid var(--mp-line);
}

.page-contact .ct-trust__figure {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}

.page-contact .ct-trust__num {
  font-family: var(--mp-mono);
  font-size: clamp(2.2rem, 5.4vw, 3.1rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--mp-lime);
}

.page-contact .ct-trust__unit {
  font-family: var(--mp-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--mp-muted);
}

.page-contact .ct-trust__label {
  margin: 10px 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mp-muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 768px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(14px, 2vw, 24px);
    padding-top: 26px;
  }

  .page-contact .ct-steps::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 6px;
    height: 1px;
    background: var(--ct-hair);
  }

  .page-contact .ct-step {
    padding-left: 0;
  }

  .page-contact .ct-step::before {
    display: none;
  }

  .page-contact .ct-step__ring {
    top: 0;
  }

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

@media (min-width: 960px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
    align-items: start;
  }

  .page-contact .ct-partners__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: center;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-panel {
    position: sticky;
    top: clamp(96px, 10vw, 128px);
  }
}

@media (max-width: 479px) {
  .page-contact .ct-line .mp-expand__trigger {
    grid-template-columns: auto minmax(0, 1fr);
    row-gap: 6px;
  }

  .page-contact .ct-line .mp-expand__icon {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .page-contact .ct-panel__hint,
  .page-contact .ct-prep__note {
    font-size: 0.82rem;
  }
}