/* ===== 商务合作页 page-contact ===== */

.page-contact {
  background: var(--paper);
  color: var(--black);
}

.page-contact .ct-h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.26;
  letter-spacing: -.01em;
  color: var(--ink-deep);
  margin: 10px 0 0;
}

.page-contact .ct-h2--light {
  color: var(--paper);
}

.page-contact .ct-inline {
  color: var(--ink);
  border-bottom: 1px solid var(--sand-deep);
  text-decoration: none;
  padding-bottom: 1px;
}

.page-contact .ct-inline:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-contact .ct-inline--light {
  color: var(--sand);
  border-bottom-color: rgba(217, 179, 108, .5);
}

.page-contact .ct-inline--light:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-contact .ct-kicker--light {
  color: var(--sand);
}

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  position: relative;
  padding-block: clamp(20px, 4vw, 34px) clamp(48px, 8vw, 92px);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(90deg,
    var(--ink) 0 36%,
    var(--sand) 36% 70%,
    var(--cinnabar) 70% 100%);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
  align-items: start;
}

.page-contact .ct-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--ink-deep);
  margin: 14px 0 0;
  max-width: 16em;
}

.page-contact .ct-hero__lead {
  margin-top: 18px;
  max-width: 44em;
  color: var(--ink);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .ct-hero__status {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 28px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--mist);
}

.page-contact .ct-hero__statusitem {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--moss);
}

.page-contact .ct-hero__figure {
  background: var(--sand-light);
  border: 1px solid var(--mist);
  box-shadow: var(--shadow-card);
  padding: 10px;
  margin: 0;
}

.page-contact .ct-hero__figure .ss-figure__media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .ct-hero__figure .ss-figure__caption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--moss);
  padding-top: 10px;
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: end;
  }
}

/* ---------- 合作总览 ---------- */

.page-contact .ct-overview__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .ct-overview__text {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--ink-deep);
}

.page-contact .ct-overview__text:last-of-type {
  margin-bottom: 0;
}

.page-contact .ct-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  background: var(--sand-deep);
  border: 1px solid var(--sand-deep);
}

.page-contact .ct-stat {
  background: var(--paper);
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .ct-stat__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.1;
  color: var(--ink-deep);
  letter-spacing: -.01em;
}

.page-contact .ct-stat__label {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--moss);
}

@media (min-width: 880px) {
  .page-contact .ct-overview__grid {
    grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr);
  }

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

/* ---------- 联系渠道 ---------- */

.page-contact .ct-channels__intro {
  max-width: 46em;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--moss);
}

.page-contact .ct-channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(24px, 3.5vw, 40px);
}

.page-contact .ct-channel-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .ct-channel {
  padding: 20px 20px 20px 24px;
  background: var(--paper);
  border: 1px solid var(--mist);
  display: block;
  transition: box-shadow .22s ease, transform .22s ease;
}

.page-contact .ct-channel:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.page-contact .ct-channel__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cinnabar);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-deep);
  word-break: break-word;
}

.page-contact .ct-channel__value--tel {
  letter-spacing: .04em;
}

.page-contact .ct-channel__value--addr {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 600;
}

.page-contact .ct-channel__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--moss);
}

.page-contact .ct-channels__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .ct-channels__figure {
  margin: 0;
  border: 1px solid var(--mist);
  background: var(--sand-light);
  padding: 10px;
  box-shadow: var(--shadow-card);
}

.page-contact .ct-channels__figure .ss-figure__media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .ct-channels__figure .ss-figure__caption {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--moss);
  padding-top: 10px;
}

.page-contact .ct-aside-note {
  background: var(--ink);
  color: var(--paper);
  padding: 20px 22px;
  border-left: 4px solid var(--sand);
}

.page-contact .ct-aside-note__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  color: var(--sand);
}

.page-contact .ct-aside-note__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(247, 244, 236, .86);
}

@media (min-width: 760px) {
  .page-contact .ct-channel-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }
}

/* ---------- 合作流程 ---------- */

.page-contact .ct-flow__intro {
  max-width: 44em;
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(247, 244, 236, .72);
}

.page-contact .ct-tabs {
  margin-top: clamp(26px, 3.5vw, 40px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
}

.page-contact .ct-tabs__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  align-content: start;
}

.page-contact .ct-tab {
  display: flex;
  align-items: baseline;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  background: transparent;
  border: 1px solid rgba(217, 179, 108, .32);
  border-left: 4px solid rgba(217, 179, 108, .32);
  color: rgba(247, 244, 236, .78);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}

.page-contact .ct-tab:hover {
  background: rgba(217, 179, 108, .1);
  color: var(--paper);
}

.page-contact .ct-tab[aria-selected="true"] {
  background: rgba(196, 90, 74, .16);
  border-color: var(--cinnabar);
  border-left-color: var(--cinnabar);
  color: var(--paper);
}

.page-contact .ct-tab:focus-visible {
  outline: 2px solid var(--sand);
  outline-offset: 3px;
}

.page-contact .ct-tab__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--sand);
}

.page-contact .ct-tab[aria-selected="true"] .ct-tab__no {
  color: var(--cinnabar);
}

.page-contact .ct-tab__name {
  flex: 1;
}

.page-contact .ct-panel {
  background: rgba(20, 40, 43, .6);
  border: 1px solid rgba(217, 179, 108, .26);
  border-top: 3px solid var(--sand);
  padding: clamp(20px, 3vw, 30px);
}

.page-contact .ct-panel + .ct-panel {
  margin-top: 16px;
}

.page-contact .ct-panel__title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 23px);
  color: var(--paper);
}

.page-contact .ct-panel__text {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(247, 244, 236, .84);
}

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

.page-contact .ct-panel__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(247, 244, 236, .7);
}

.page-contact .ct-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 1px;
  background: var(--sand);
}

@media (min-width: 860px) {
  .page-contact .ct-tabs {
    grid-template-columns: minmax(0, .62fr) minmax(0, 1.38fr);
    align-items: start;
  }

  .page-contact .ct-panel + .ct-panel {
    margin-top: 0;
  }
}

/* ---------- 适用对象 ---------- */

.page-contact .ct-audience__grid {
  margin-top: clamp(24px, 3.5vw, 38px);
  gap: 16px;
}

.page-contact .ct-aud {
  padding: 22px 22px 24px;
  border: 1px solid var(--mist);
  transition: box-shadow .22s ease, transform .22s ease;
}

.page-contact .ct-aud:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.page-contact .ct-aud__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--sand-deep);
}

.page-contact .ct-aud__title {
  margin: 8px 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(17px, 2.2vw, 20px);
  color: var(--ink-deep);
}

.page-contact .ct-aud__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 稳定版说明 ---------- */

.page-contact .ct-version__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

.page-contact .ct-version__plate {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 8px;
  padding: 26px 24px;
  background: var(--ink);
  border-left: 6px solid var(--sand);
  box-shadow: var(--shadow-card);
}

.page-contact .ct-version__badge {
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 600;
  line-height: 1;
  color: var(--sand);
  letter-spacing: -.01em;
}

.page-contact .ct-version__plate-label {
  font-size: 12px;
  letter-spacing: .28em;
  color: rgba(247, 244, 236, .68);
}

.page-contact .ct-version__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-deep);
}

@media (min-width: 820px) {
  .page-contact .ct-version__grid {
    grid-template-columns: minmax(0, .42fr) minmax(0, 1.58fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

/* ---------- 常见合作问题 ---------- */

.page-contact .ct-qa {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--mist);
}

.page-contact .ct-qa__item {
  padding: 22px 0;
  border-bottom: 1px solid var(--mist);
}

.page-contact .ct-qa__q {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(15.5px, 2vw, 18px);
  line-height: 1.5;
  color: var(--ink-deep);
  display: flex;
  gap: 10px;
}

.page-contact .ct-qa__q::before {
  content: "?";
  font-family: var(--font-mono);
  color: var(--cinnabar);
  font-weight: 600;
  flex: none;
}

.page-contact .ct-qa__a {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink);
}

@media (min-width: 820px) {
  .page-contact .ct-qa {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 56px);
  }

  .page-contact .ct-qa__item {
    padding: 24px 0;
  }
}

/* ---------- 页内行动区 ---------- */

.page-contact .ct-cta {
  margin-top: clamp(32px, 5vw, 56px);
  background: var(--ink);
  border-left: 6px solid var(--cinnabar);
  padding: clamp(22px, 3.4vw, 36px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.page-contact .ct-cta__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2.6vw, 24px);
  color: var(--paper);
}

.page-contact .ct-cta__sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  color: rgba(247, 244, 236, .76);
  max-width: 40em;
}

.page-contact .ct-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-btn--onink {
  color: var(--paper);
  border-color: rgba(247, 244, 236, .5);
}

.page-contact .ct-btn--onink:hover {
  border-color: var(--sand);
  color: var(--sand);
}

@media (min-width: 820px) {
  .page-contact .ct-cta {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr);
    gap: 32px;
  }

  .page-contact .ct-cta__actions {
    justify-content: flex-end;
  }
}

/* ---------- 动效克制处理 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-aud,
  .page-contact .ct-tab {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-aud:hover {
    transform: none;
  }
}