.page-contact {
  --ct-gap: clamp(18px, 2.6vw, 34px);
  --ct-line: rgba(233, 238, 247, .12);
  --ct-ink: #0E1729;
  position: relative;
  color: var(--cold-100);
  background:
    radial-gradient(880px 520px at 90% -8%, rgba(47, 227, 208, .10), transparent 62%),
    radial-gradient(760px 460px at 4% 30%, rgba(255, 138, 61, .07), transparent 60%);
}

.page-contact img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: clamp(26px, 5vw, 56px) 0 clamp(20px, 3.6vw, 38px);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  align-items: end;
  margin-top: clamp(16px, 2.4vw, 26px);
}

.page-contact .ct-hero__lead h1 {
  margin: 0 0 14px;
  max-width: 18ch;
}

.page-contact .ct-hero__lead .lede {
  margin: 0 0 20px;
  max-width: 58ch;
}

.page-contact .ct-hero__card {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--hair);
  border-left: 3px solid var(--cyan-400);
  border-radius: var(--radius);
  background: var(--glass);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-hero__card:hover {
  background: var(--glass-strong);
}

.page-contact .ct-hero__cardlabel {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-contact .ct-hero__cardtext {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--cold-100);
}

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

.page-contact .ct-hero__cardlist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--gray-400);
}

.page-contact .ct-dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 50%;
  display: block;
}

.page-contact .ct-dot--cyan { background: var(--cyan-400); box-shadow: 0 0 0 3px rgba(47, 227, 208, .16); }
.page-contact .ct-dot--orange { background: var(--orange-500); box-shadow: 0 0 0 3px rgba(255, 138, 61, .16); }
.page-contact .ct-dot--magenta { background: var(--magenta-500); box-shadow: 0 0 0 3px rgba(217, 57, 111, .16); }

/* ---------- 提交前 ---------- */
.page-contact .ct-prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  margin-top: clamp(22px, 3.2vw, 34px);
  align-items: start;
}

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

.page-contact .ct-checklist > li {
  position: relative;
  padding: 18px 20px 18px 68px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  background: var(--glass);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-checklist > li::before {
  counter-increment: ctprep;
  content: "0" counter(ctprep);
  position: absolute;
  left: 20px;
  top: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan-400);
}

.page-contact .ct-checklist > li:hover {
  border-color: var(--hair-cyan);
  background: var(--glass-strong);
  transform: translateY(-2px);
}

.page-contact .ct-checklist h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.page-contact .ct-checklist p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--soft-300);
}

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

.page-contact .ct-prep__fig .figure__frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--hair);
}

/* ---------- 两栏主体 ---------- */
.page-contact .ct-flow__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .ct-flow__left,
.page-contact .ct-flow__right {
  min-width: 0;
}

.page-contact .ct-flow__fig {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.page-contact .ct-flow__fig .figure__frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--hair);
}

/* 表单字段展开 */
.page-contact .ct-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .ct-fields details {
  border: 1px solid var(--hair);
  border-radius: var(--radius-sm);
  background: var(--glass);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-fields details:hover,
.page-contact .ct-fields details[open] {
  border-color: var(--hair-cyan);
  background: var(--glass-strong);
}

.page-contact .ct-fields summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 13px 16px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.01em;
}

.page-contact .ct-fields summary::-webkit-details-marker { display: none; }

.page-contact .ct-fields summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--cyan-400);
}

.page-contact .ct-fields details[open] summary::after { content: "–"; }

.page-contact .ct-fields summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
}

.page-contact .ct-fields__no {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-400);
}

.page-contact .ct-fields__req,
.page-contact .ct-fields__note {
  margin-left: auto;
  font-size: 10px;
  letter-spacing: .1em;
  padding: 2px 7px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-contact .ct-fields__req {
  color: var(--orange-500);
  border: 1px solid rgba(255, 138, 61, .45);
}

.page-contact .ct-fields__note {
  color: var(--gray-400);
  border: 1px solid var(--hair);
}

.page-contact .ct-fields summary::after { margin-left: 10px; }

.page-contact .ct-fields details p {
  margin: 0;
  padding: 0 16px 15px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--soft-300);
}

/* 联系方式纸面 */
.page-contact .ct-contact {
  margin-top: clamp(24px, 3.4vw, 34px);
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius);
  color: var(--ct-ink);
}

.page-contact .ct-contact__eyebrow {
  margin: 0 0 8px;
  color: rgba(5, 7, 13, .5);
}

.page-contact .ct-contact__title {
  margin: 0 0 6px;
  font-size: clamp(20px, 2.4vw, 24px);
  color: var(--ct-ink);
}

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

.page-contact .ct-channels > li {
  display: grid;
  gap: 3px;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(5, 7, 13, .18);
}

.page-contact .ct-channels > li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-channels__key {
  font-size: 10px;
  letter-spacing: .16em;
  color: rgba(5, 7, 13, .5);
}

.page-contact .ct-channels__val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--ct-ink);
  overflow-wrap: anywhere;
}

.page-contact .ct-channels__note {
  font-size: 13.5px;
  line-height: 1.66;
  color: rgba(5, 7, 13, .66);
}

/* ---------- 时间轴 ---------- */
.page-contact .ct-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .ct-timeline__item {
  position: relative;
  padding: 0 0 26px 38px;
}

.page-contact .ct-timeline__item::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 22px;
  bottom: 2px;
  width: 1px;
  background: var(--ct-line);
}

.page-contact .ct-timeline__item:last-child {
  padding-bottom: 0;
}

.page-contact .ct-timeline__item:last-child::before { display: none; }

.page-contact .ct-timeline__dot {
  position: absolute;
  left: 0;
  top: 7px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  display: block;
}

.page-contact .ct-timeline__item:nth-child(1) .ct-timeline__dot { background: var(--cyan-400); box-shadow: 0 0 0 4px rgba(47, 227, 208, .14); }
.page-contact .ct-timeline__item:nth-child(2) .ct-timeline__dot { background: var(--orange-500); box-shadow: 0 0 0 4px rgba(255, 138, 61, .14); }
.page-contact .ct-timeline__item:nth-child(3) .ct-timeline__dot { background: var(--lime-400); box-shadow: 0 0 0 4px rgba(168, 224, 99, .14); }
.page-contact .ct-timeline__item:nth-child(4) .ct-timeline__dot { background: var(--magenta-500); box-shadow: 0 0 0 4px rgba(217, 57, 111, .14); }

.page-contact .ct-timeline__stage {
  display: block;
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.page-contact .ct-timeline__title {
  margin: 5px 0 7px;
  font-size: 19px;
}

.page-contact .ct-timeline__desc {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--cold-100);
  max-width: 54ch;
}

.page-contact .ct-timeline__note {
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid var(--ct-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(139, 153, 174, .65);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-timeline__item:hover .ct-timeline__note,
.page-contact .ct-timeline__item:focus-within .ct-timeline__note {
  color: var(--soft-300);
  border-left-color: var(--cyan-400);
}

/* 跟进块 */
.page-contact .ct-follow {
  margin-top: clamp(24px, 3.4vw, 34px);
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(47, 227, 208, .07), rgba(233, 238, 247, .03));
}

.page-contact .ct-follow__title {
  margin: 0 0 14px;
  font-size: 18px;
}

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

.page-contact .ct-follow__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--soft-300);
}

.page-contact .ct-follow__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 9px;
  height: 1.5px;
  background: var(--cyan-400);
}

/* ---------- 常见问题表 ---------- */
.page-contact .ct-tablewrap {
  margin-top: clamp(20px, 3vw, 30px);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: var(--glass);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .ct-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-contact .ct-table th {
  text-align: left;
  padding: 13px 18px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gray-400);
  background: rgba(14, 23, 41, .78);
  border-bottom: 1px solid var(--hair);
  white-space: nowrap;
}

.page-contact .ct-table td {
  padding: 15px 18px;
  vertical-align: top;
  line-height: 1.68;
  border-bottom: 1px solid rgba(233, 238, 247, .07);
}

.page-contact .ct-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .ct-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-contact .ct-table tbody tr:hover {
  background: rgba(47, 227, 208, .05);
}

.page-contact .ct-table td:first-child {
  color: var(--cold-100);
  font-weight: 600;
}

.page-contact .ct-table td:nth-child(2) {
  color: var(--gray-400);
}

.page-contact .ct-table td:nth-child(3) {
  color: var(--soft-300);
}

.page-contact .ct-issues__more {
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--gray-400);
}

.page-contact .ct-issues__more a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 下一步 ---------- */
.page-contact .ct-nextlist {
  list-style: none;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-contact .ct-nextlist li + li {
  border-top: 1px solid var(--hair);
}

.page-contact .ct-nextlist a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 17px 10px;
  color: var(--cold-100);
  text-decoration: none;
  transition: padding-left var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-nextlist a:hover,
.page-contact .ct-nextlist a:focus-visible {
  padding-left: 20px;
  color: var(--cyan-400);
  background: rgba(47, 227, 208, .05);
}

.page-contact .ct-nextlist a:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
}

.page-contact .ct-nextlist__idx {
  flex: none;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gray-400);
}

.page-contact .ct-nextlist__text {
  font-size: 15px;
  line-height: 1.6;
}

.page-contact .ct-nextlist__go {
  margin-left: auto;
  font-size: 14px;
  color: var(--gray-400);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .ct-nextlist a:hover .ct-nextlist__go {
  color: var(--cyan-400);
  transform: translateX(4px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .ct-nextlist__text {
    font-size: 15.5px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-flow__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (max-width: 560px) {
  .page-contact .ct-checklist > li {
    padding: 16px 16px 16px 58px;
  }
  .page-contact .ct-checklist > li::before {
    left: 16px;
    top: 18px;
  }
  .page-contact .ct-timeline__item {
    padding-left: 32px;
  }
  .page-contact .ct-table th,
  .page-contact .ct-table td {
    padding-left: 14px;
    padding-right: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-checklist > li,
  .page-contact .ct-hero__card,
  .page-contact .ct-nextlist a,
  .page-contact .ct-nextlist__go,
  .page-contact .ct-timeline__note,
  .page-contact .ct-fields details {
    transition: none;
  }
  .page-contact .ct-checklist > li:hover,
  .page-contact .ct-nextlist a:hover .ct-nextlist__go {
    transform: none;
  }
}