.page-contact {
  --ct-rad: 3px 16px 3px 16px;
  --ct-rad-sm: 2px 10px 2px 10px;
  --ct-gap: 20px;
  color: var(--white);
  font-family: var(--font-body);
}

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

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .crumbs__item {
  color: var(--mist);
  text-decoration: none;
}

.page-contact .crumbs__item[aria-current="page"] {
  color: var(--cyan);
}

.page-contact a.crumbs__item:hover {
  color: var(--white);
}

.page-contact .crumbs__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  padding: 22px 0 0;
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -160px;
  right: -120px;
  width: min(620px, 90vw);
  height: min(620px, 90vw);
  background: radial-gradient(circle, rgba(22, 224, 208, .15), transparent 68%);
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 40px;
}

.page-contact .ct-hero__copy {
  max-width: 44ch;
}

.page-contact h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-contact .ct-hero__lede {
  margin: 18px 0 0;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-hero__facts {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-contact .ct-hero__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-contact .ct-hero__v {
  font-family: var(--font-mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--white);
}

.page-contact .ct-hero__media {
  position: relative;
  margin: 0;
}

.page-contact .ct-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--ct-rad);
  filter: saturate(.92) contrast(1.06);
}

.page-contact .ct-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(159, 216, 255, .22);
  border-radius: var(--ct-rad);
  pointer-events: none;
}

.page-contact .ct-hero__media .figure__cap {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 主体两栏 ---------- */
.page-contact .ct-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  padding-top: 8px;
  padding-bottom: 72px;
}

/* ---------- 左侧面板侧轨 ---------- */
.page-contact .ct-side__panel {
  position: relative;
  padding: 24px 22px 26px;
  background: var(--deep-teal);
  border-left: 4px solid var(--cyan);
  border-radius: 0 var(--ct-rad-sm);
}

.page-contact .ct-side__eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .ct-side__row {
  padding: 12px 0;
  border-bottom: 1px solid rgba(27, 42, 74, .85);
}

.page-contact .ct-side__row:last-of-type {
  border-bottom: 0;
}

.page-contact .ct-side__key {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-contact .ct-side__val {
  display: block;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-contact .ct-side__val--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact .ct-side__row--accent .ct-side__val {
  color: var(--amber);
}

.page-contact .ct-side__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(22, 224, 208, .35);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-side__links {
  display: grid;
  gap: 2px;
  margin-top: 20px;
}

.page-contact .ct-side__links a {
  display: block;
  padding: 11px 14px;
  border-left: 2px solid var(--line);
  color: var(--ice);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-contact .ct-side__links a:hover {
  color: var(--white);
  border-left-color: var(--cyan);
  background: rgba(22, 224, 208, .07);
}

/* ---------- 区块与标题 ---------- */
.page-contact .ct-block {
  margin-bottom: 68px;
}

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

.page-contact .sechead__title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-contact .sechead__meta {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .1em;
}

/* ---------- 合作方式分段切换 ---------- */
.page-contact .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding-bottom: 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .tabs__tab {
  appearance: none;
  padding: 13px 16px;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .tabs__tab:hover {
  color: var(--white);
}

.page-contact .tabs__tab[aria-selected="true"] {
  color: var(--white);
  border-bottom-color: var(--cyan);
}

.page-contact .tabs__panels {
  margin-top: 26px;
}

.page-contact .ct-panel__who {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 24px;
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ct-panel__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-contact .ct-panel__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .ct-panel__col {
  padding: 22px 20px 24px;
  background: var(--ink-2);
  border-radius: var(--ct-rad-sm);
}

.page-contact .ct-panel__h {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ice);
}

/* ---------- 通用列表 ---------- */
.page-contact .ct-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .ct-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 2px;
  background: var(--line);
}

.page-contact .ct-list--accent li::before {
  background: var(--orange);
}

.page-contact .ct-list--tight {
  gap: 8px;
}

.page-contact .ct-list--tight li {
  font-size: 14px;
}

/* ---------- 沟通准备三栏 ---------- */
.page-contact .ct-prep {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
}

.page-contact .ct-prep__item {
  padding: 24px 20px 26px;
  background: var(--ink-2);
}

.page-contact .ct-prep__kind {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-contact .ct-prep__h {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-contact .ct-prep__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(27, 42, 74, .9);
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 流程 ---------- */
.page-contact .ct-flow__figure {
  margin: 0 0 36px;
}

.page-contact .ct-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
  border-radius: var(--ct-rad);
  filter: saturate(.85) contrast(1.05);
}

.page-contact .ct-flow__figure .figure__cap {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .ct-flow {
  position: relative;
}

.page-contact .ct-flow__track {
  display: none;
}

.page-contact .ct-flow__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-contact .ct-flow__step {
  position: relative;
  padding-left: 0;
}

.page-contact .ct-flow__num {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-contact .ct-flow__step:last-child .ct-flow__num {
  border-color: var(--orange);
  color: var(--orange);
}

.page-contact .ct-flow__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--white);
}

.page-contact .ct-flow__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 高频咨询 ---------- */
.page-contact .ct-topics {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .ct-topics__item {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-topics__name {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .ct-topics__how {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-topics__item .tag {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-contact .ct-topics__foot {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-topics__foot a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(159, 216, 255, .4);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ct-topics__foot a:hover {
  color: var(--white);
  border-bottom-color: var(--cyan);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-prep__item {
    padding: 26px 24px 28px;
  }

  .page-contact .ct-flow__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 28px;
  }

  .page-contact .ct-topics__item {
    grid-template-columns: 172px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 20px;
  }

  .page-contact .ct-topics__item .tag {
    justify-self: end;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .ct-hero {
    padding-top: 34px;
  }

  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
    padding-bottom: 56px;
  }

  .page-contact .ct-hero__copy {
    padding-top: 8px;
  }

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

  .page-contact .ct-flow__track {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: 18px;
    height: 4px;
    transform: translateY(-2px);
    color: var(--line);
  }

  .page-contact .ct-flow__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .ct-flow__step {
    padding-right: 8px;
  }

  .page-contact .ct-flow__title {
    font-size: 16px;
  }

  .page-contact .ct-flow__desc {
    font-size: 13.5px;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-layout {
    grid-template-columns: minmax(240px, 3fr) minmax(0, 9fr);
    gap: 56px;
    padding-bottom: 96px;
  }

  .page-contact .ct-side {
    position: sticky;
    top: calc(var(--head-h, 84px) + 28px);
  }

  .page-contact .ct-panel__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: var(--line);
  }

  .page-contact .ct-panel__col {
    border-radius: 0;
  }

  .page-contact .ct-block {
    margin-bottom: 84px;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}