.page-contact {
  --pc-cut-a: 24px 24px 8px 24px;
  --pc-cut-b: 24px 8px 24px 24px;
  --pc-cut-c: 8px 24px 24px 24px;
  --pc-card-bg: linear-gradient(158deg, var(--ink-700) 0%, var(--ink-800) 55%, var(--ink-900) 100%);
}

/* ---------- 首屏 ---------- */
.page-contact .page-contact__hero {
  padding-block: clamp(28px, 5vw, 60px) clamp(20px, 3vw, 40px);
}

.page-contact .page-contact__title {
  margin: 16px 0 0;
  max-width: 17ch;
  font-size: clamp(32px, 6vw, 72px);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: 0.004em;
  color: var(--white);
}

.page-contact .page-contact__lede {
  margin: 22px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .page-contact__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 分流配图 ---------- */
.page-contact .page-contact__figure {
  margin: 0 0 clamp(24px, 3.5vw, 40px);
}

.page-contact .page-contact__figure figcaption {
  margin-top: 12px;
  max-width: 70ch;
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray-dim);
}

/* ---------- 左右分置 ---------- */
.page-contact .page-contact__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.page-contact .page-contact__lanes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

/* ---------- 诉求卡片 ---------- */
.page-contact .page-contact__lane {
  position: relative;
  overflow: hidden;
  padding: 24px 20px 22px 24px;
  background: var(--pc-card-bg);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .page-contact__lane:nth-child(1) { border-radius: var(--pc-cut-a); }
.page-contact .page-contact__lane:nth-child(2) { border-radius: var(--pc-cut-b); }
.page-contact .page-contact__lane:nth-child(3) { border-radius: var(--pc-cut-c); }

.page-contact .page-contact__lane::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 60%, var(--orange));
  opacity: 0.5;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .page-contact__lane:hover,
.page-contact .page-contact__lane:focus-within {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .page-contact__lane:hover::before,
.page-contact .page-contact__lane:focus-within::before {
  opacity: 1;
}

.page-contact .page-contact__lane-title {
  margin: 14px 0 10px;
  font-size: 21px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--white);
}

.page-contact .page-contact__lane-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--gray);
}

.page-contact .page-contact__lane-prep,
.page-contact .page-contact__lane-via {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .page-contact__lane-label {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(46, 242, 224, 0.1);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 联系方式卡 ---------- */
.page-contact .page-contact__quick {
  position: relative;
  overflow: hidden;
  padding: 26px 22px 0;
  background: var(--pc-card-bg);
  border: 1px solid var(--line);
  border-radius: 28px 28px 10px 28px;
}

.page-contact .page-contact__quick::after {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108, 75, 232, 0.35), transparent 70%);
  pointer-events: none;
}

.page-contact .page-contact__quick-title {
  position: relative;
  margin: 14px 0 18px;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.32;
  color: var(--white);
}

.page-contact .page-contact__facts {
  position: relative;
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .page-contact__fact {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 11, 31, 0.55);
}

.page-contact .page-contact__fact dt {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-dim);
}

.page-contact .page-contact__fact dd {
  margin: 8px 0 0;
  word-break: break-all;
}

.page-contact .page-contact__mono {
  font-size: 16px;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-contact .page-contact__quick-note {
  position: relative;
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--gray);
}

.page-contact .page-contact__map {
  position: relative;
  margin: 24px -22px 0;
  height: 190px;
  overflow: hidden;
  border-top: 1px solid var(--line);
}

.page-contact .page-contact__map img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.62;
}

.page-contact .page-contact__map::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 11, 31, 0.75) 0%, rgba(5, 11, 31, 0.08) 100%);
  pointer-events: none;
}

/* ---------- 提问章节 ---------- */
.page-contact .page-contact__ask {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-contact .page-contact__steps {
  list-style: none;
  counter-reset: pc-step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .page-contact__steps li {
  position: relative;
  padding-left: 44px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .page-contact__steps li strong {
  display: block;
  margin-bottom: 2px;
  color: var(--white);
  font-weight: 600;
}

.page-contact .page-contact__steps li::before {
  counter-increment: pc-step;
  content: "0" counter(pc-step);
  position: absolute;
  left: 0;
  top: 3px;
  width: 32px;
  height: 22px;
  line-height: 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 7px;
}

.page-contact .page-contact__asknote {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: 8px 20px 20px 8px;
  background: rgba(255, 138, 61, 0.05);
}

.page-contact .page-contact__asknote-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--white);
}

.page-contact .page-contact__asknote p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--gray);
}

.page-contact .page-contact__asknote-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 合作方向 ---------- */
.page-contact .page-contact__coops {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .page-contact__coop {
  padding: 24px 20px;
  background: var(--pc-card-bg);
  border: 1px solid var(--line);
  border-radius: 20px 20px 20px 6px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .page-contact__coop:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .page-contact__coop-num {
  display: block;
  font-size: 26px;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--violet-soft);
}

.page-contact .page-contact__coop-title {
  margin: 10px 0 10px;
  font-size: 19px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .page-contact__coop p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .page-contact__coop-note {
  display: grid;
  gap: 16px;
  margin-top: 24px;
  padding: 20px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(10, 23, 51, 0.6);
}

.page-contact .page-contact__coop-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .page-contact__coop-note strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-contact .page-contact__coop-note .btn {
  justify-self: start;
}

/* ---------- 服务节奏 ---------- */
.page-contact .page-contact__hours {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .page-contact__hours li {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(10, 23, 51, 0.62);
}

.page-contact .page-contact__hour-value {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-contact .page-contact__hour-label {
  font-size: 14px;
  line-height: 1.65;
  color: var(--gray);
}

/* ---------- 横向流程带 ---------- */
.page-contact .page-contact__flow {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  counter-reset: pc-flow;
}

.page-contact .page-contact__flow::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 55%, var(--orange));
  opacity: 0.45;
}

.page-contact .page-contact__flowstep {
  position: relative;
  padding-left: 34px;
}

.page-contact .page-contact__flowstep::before {
  counter-increment: pc-flow;
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan);
  box-shadow: var(--glow-cyan);
}

.page-contact .page-contact__flow-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .page-contact__flowstep p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--gray);
}

.page-contact .page-contact__tail {
  display: grid;
  gap: 16px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-contact .page-contact__tail p {
  margin: 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray-dim);
}

.page-contact .page-contact__tail .btn {
  justify-self: start;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .page-contact__lanes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .page-contact__lanes > .page-contact__lane:nth-child(3) {
    grid-column: 1 / -1;
  }

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

  .page-contact .page-contact__coops > .page-contact__coop:last-child {
    grid-column: 1 / -1;
  }

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

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-contact .page-contact__split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 24px;
  }

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

  .page-contact .page-contact__lanes > .page-contact__lane:nth-child(3) {
    grid-column: auto;
  }

  .page-contact .page-contact__quick {
    position: sticky;
    top: 24px;
  }

  .page-contact .page-contact__ask {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .page-contact__coops {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .page-contact__coops > .page-contact__coop:last-child {
    grid-column: auto;
  }

  .page-contact .page-contact__coop-note {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 24px 28px;
  }

  .page-contact .page-contact__coop-note .btn {
    justify-self: end;
  }

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

  .page-contact .page-contact__flow::before {
    left: 7px;
    right: 25%;
    top: 7px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--orange));
  }

  .page-contact .page-contact__flowstep {
    padding-left: 0;
    padding-right: 26px;
    padding-top: 34px;
  }

  .page-contact .page-contact__flowstep::before {
    top: 0;
    left: 0;
  }

  .page-contact .page-contact__tail {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }

  .page-contact .page-contact__tail .btn {
    justify-self: end;
  }
}

@media (min-width: 1240px) {
  .page-contact .page-contact__quick {
    padding: 30px 26px 0;
  }

  .page-contact .page-contact__map {
    margin-inline: -26px;
    height: 220px;
  }

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

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .page-contact__lane,
  .page-contact .page-contact__coop {
    transition: none;
  }

  .page-contact .page-contact__lane:hover,
  .page-contact .page-contact__coop:hover,
  .page-contact .page-contact__lane:focus-within {
    transform: none;
  }
}