.page-contact {
  --ct-frame: 3px solid var(--blueprint);
  --ct-hard: 8px 8px 0 rgba(5, 11, 26, 0.72);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: 18px 0 48px;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -90px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(34, 230, 211, 0.16), rgba(34, 230, 211, 0) 68%);
  pointer-events: none;
}

.page-contact .ct-hero__grid {
  position: relative;
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-contact .ct-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 8.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.022em;
  color: var(--foam);
}

.page-contact .ct-hero__text {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-hero__points {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .ct-hero__points li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--foam);
}

.page-contact .ct-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--cyan);
}

/* ---------- 邮箱面板 ---------- */
.page-contact .mailpanel {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 24px 20px 26px;
  background: var(--buoy);
  border: 3px solid var(--coral);
  box-shadow: 12px 12px 0 rgba(255, 93, 58, 0.18);
}

.page-contact .mailpanel::after {
  content: "";
  position: absolute;
  top: -3px;
  right: -3px;
  width: 58px;
  height: 58px;
  border-top: 3px solid var(--lime);
  border-right: 3px solid var(--lime);
  pointer-events: none;
}

.page-contact .mailpanel__tag {
  justify-self: start;
}

.page-contact .mailpanel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.24em;
  color: var(--steel);
}

.page-contact .copy-btn {
  display: grid;
  gap: 6px;
  width: 100%;
  padding: 15px 16px;
  text-align: left;
  font: inherit;
  color: var(--foam);
  background: rgba(34, 230, 211, 0.08);
  border: 2px solid var(--cyan);
  cursor: pointer;
  transition: background-color 0.18s ease, transform 0.18s ease;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: rgba(34, 230, 211, 0.18);
  transform: translateY(-2px);
}

.page-contact .copy-btn__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 4.4vw, 20px);
  letter-spacing: 0.01em;
  color: var(--lime);
  word-break: break-all;
}

.page-contact .copy-btn__hint {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-contact .mailpanel__hours {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px dashed var(--blueprint);
}

.page-contact .mailpanel__hours-label {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-contact .mailpanel__hours-value {
  font-size: clamp(20px, 5.8vw, 28px);
  letter-spacing: 0.04em;
  color: var(--foam);
}

.page-contact .mailpanel__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 图片 ---------- */
.page-contact .ct-fig {
  margin: 0;
}

.page-contact .ct-fig .fig__frame {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: var(--ct-frame);
  box-shadow: 10px 10px 0 rgba(29, 58, 95, 0.5);
  background: var(--hull);
}

.page-contact .ct-fig--rail .fig__frame {
  aspect-ratio: 12 / 5;
}

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

.page-contact .ct-fig .fig__cap {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 请求分类 ---------- */
.page-contact .ct-scope__grid {
  margin-top: 34px;
  display: grid;
  gap: 18px;
}

.page-contact .ct-tile {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px 18px 18px;
  background: var(--hull);
  border: 2px solid var(--blueprint);
  box-shadow: var(--ct-hard);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-contact .ct-tile:hover {
  transform: translate(-3px, -3px);
  border-color: var(--cyan);
  box-shadow: 12px 12px 0 rgba(34, 230, 211, 0.2);
}

.page-contact .ct-tile__idx {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--coral);
}

.page-contact .ct-tile__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.012em;
  color: var(--foam);
}

.page-contact .ct-tile__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .ct-tile .tag {
  justify-self: start;
  margin-top: 2px;
}

/* ---------- 响应流程 ---------- */
.page-contact .flowwrap {
  margin-top: 34px;
}

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

.page-contact .flowline__item {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 18px 18px 20px;
  background: var(--buoy);
  border: 2px solid var(--blueprint);
  border-left: 5px solid var(--cyan);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .flowline__item:hover {
  transform: translateY(-4px);
  border-left-color: var(--coral);
}

.page-contact .flowline__num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .flowline__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--foam);
}

.page-contact .flowline__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .sla {
  margin-top: 42px;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-contact .sla__item {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 18px 16px;
  background: linear-gradient(135deg, rgba(34, 230, 211, 0.13), rgba(255, 93, 58, 0.09));
  border: 2px solid var(--blueprint);
}

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

.page-contact .sla__num {
  font-size: clamp(34px, 11vw, 52px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--foam);
}

.page-contact .sla__unit {
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .sla__label {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 登记信息 ---------- */
.page-contact .regcards {
  margin-top: 34px;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .regcard {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 20px 18px;
  background: var(--hull);
  border: 3px solid var(--blueprint);
  box-shadow: var(--ct-hard);
}

.page-contact .regcard--icp {
  border-color: var(--coral);
  box-shadow: 8px 8px 0 rgba(255, 93, 58, 0.18);
}

.page-contact .regcard__label {
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--steel);
}

.page-contact .regcard__value {
  font-size: clamp(17px, 4.6vw, 22px);
  line-height: 1.45;
  color: var(--foam);
  word-break: break-word;
}

.page-contact .regcard--icp .regcard__value {
  color: var(--lime);
}

.page-contact .regcard__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 服务提醒 ---------- */
.page-contact .noticebox {
  position: relative;
  display: grid;
  gap: 16px;
  padding: 26px 20px 24px;
  background: var(--buoy);
  border: 3px solid var(--lime);
  box-shadow: 12px 12px 0 rgba(245, 255, 74, 0.12);
}

.page-contact .noticebox .tag {
  justify-self: start;
}

.page-contact .noticebox__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 5.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--foam);
}

.page-contact .noticebox__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: nb;
}

.page-contact .noticebox__list li {
  position: relative;
  padding-left: 32px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  counter-increment: nb;
}

.page-contact .noticebox__list li::before {
  content: counter(nb, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lime);
}

/* ---------- 出发前自查 ---------- */
.page-contact .ct-pre__grid {
  margin-top: 34px;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .prelink {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 20px 18px;
  background: rgba(10, 24, 48, 0.74);
  border: 2px solid var(--blueprint);
  color: inherit;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .prelink:hover,
.page-contact .prelink:focus-visible {
  transform: translateY(-4px);
  border-color: var(--coral);
  box-shadow: 0 10px 0 rgba(255, 93, 58, 0.18);
}

.page-contact .prelink__idx {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--coral);
}

.page-contact .prelink__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--foam);
}

.page-contact .prelink__text {
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
}

.page-contact .prelink__go {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-scope__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-contact .regcard--icp {
    grid-column: 1 / -1;
  }
}

@media (min-width: 860px) {
  .page-contact .flowline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-contact .flowline__item:nth-child(2) {
    margin-top: 34px;
  }

  .page-contact .flowline__item:nth-child(3) {
    margin-top: 68px;
  }

  .page-contact .flowline__item:nth-child(4) {
    margin-top: 102px;
  }
}

@media (min-width: 920px) {
  .page-contact .ct-hero {
    padding: 24px 0 60px;
  }

  .page-contact .ct-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 52px;
  }

  .page-contact .ct-scope__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ct-scope__grid .ct-tile:nth-child(2),
  .page-contact .ct-scope__grid .ct-tile:nth-child(4) {
    margin-top: 26px;
  }

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

  .page-contact .sla {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 620px;
  }

  .page-contact .noticebox {
    padding: 34px 32px 32px;
  }
}

@media (max-width: 640px) {
  .page-contact .ct-fig--rail .fig__frame {
    aspect-ratio: 16 / 10;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-tile,
  .page-contact .flowline__item,
  .page-contact .prelink,
  .page-contact .copy-btn {
    transition: none;
  }

  .page-contact .ct-tile:hover,
  .page-contact .flowline__item:hover,
  .page-contact .prelink:hover,
  .page-contact .copy-btn:hover {
    transform: none;
  }
}