.page-contact {
  position: relative;
  background: var(--night);
  color: var(--cream);
  overflow-x: clip;
}

/* ---------- 通用标题 ---------- */
.page-contact .ct-h2 {
  margin: 0 0 16px;
  font-size: clamp(24px, 4.4vw, 44px);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .ct-h2--ondark {
  color: #fff;
}

.page-contact .eyebrow--ondark {
  color: var(--saffron);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: 24px 0 0;
  background:
    radial-gradient(130% 100% at 88% 0%, rgba(46, 111, 183, 0.38), transparent 62%),
    radial-gradient(95% 80% at 4% 100%, rgba(217, 58, 43, 0.2), transparent 60%),
    var(--night);
  border-bottom: 3px solid var(--night-deep);
  overflow: hidden;
}

.page-contact .ct-hero .breadcrumbs {
  margin-bottom: 30px;
}

.page-contact .ct-hero__body {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding-bottom: 40px;
}

.page-contact .ct-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--saffron);
}

.page-contact .ct-hero__title {
  margin: 0 0 20px;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: #fff;
}

.page-contact .ct-hero__lede {
  margin: 0 0 28px;
  max-width: 660px;
  font-size: 16px;
  line-height: 1.75;
  color: #d7dfe8;
}

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

.page-contact .ct-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 3px solid var(--dusk);
  border-left: 3px solid var(--dusk);
}

.page-contact .ct-stats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px 22px;
  border-right: 3px solid var(--dusk);
  border-bottom: 3px solid var(--dusk);
}

.page-contact .ct-stats__num {
  font-family: var(--font-mono);
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--saffron);
}

.page-contact .ct-stats__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--snow-dim);
}

.page-contact .ct-trail {
  position: absolute;
  left: 0;
  bottom: -34px;
  width: 100%;
  height: 110px;
  opacity: 0.35;
  pointer-events: none;
}

.page-contact .ct-trail path {
  fill: none;
  stroke: var(--saffron);
  stroke-width: 2;
  stroke-dasharray: 10 14;
  animation: ct-trail-flow 9s linear infinite;
}

@keyframes ct-trail-flow {
  to {
    stroke-dashoffset: -240;
  }
}

/* ---------- 先选问题类型 ---------- */
.page-contact .ct-types {
  background: var(--cream);
  color: var(--ink);
  padding: 52px 0 60px;
  border-bottom: 3px solid var(--ink);
}

.page-contact .ct-types__head {
  display: grid;
  gap: 26px;
  margin-bottom: 34px;
}

.page-contact .ct-types__lede {
  margin: 0;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.75;
  color: #4a4137;
}

.page-contact .ct-types__figure {
  margin: 0;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 rgba(23, 18, 14, 0.2);
  background: var(--paper-shade);
}

.page-contact .ct-types__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .ct-types__figure .media__caption {
  padding: 10px 14px 12px;
  font-size: 13px;
  line-height: 1.6;
  color: #4a4137;
  border-top: 3px solid var(--ink);
}

/* 选择器 */
.page-contact .picker {
  position: relative;
}

.page-contact .picker__state {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .picker__cards {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.page-contact .picker__card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  padding: 16px 18px 18px;
  min-height: 44px;
  background: #fff;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 rgba(23, 18, 14, 0.16);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease, background-color 0.12s ease;
}

.page-contact .picker__card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(23, 18, 14, 0.34);
}

.page-contact .picker__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #8a7f70;
}

.page-contact .picker__label {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .picker__hint {
  font-size: 13px;
  line-height: 1.6;
  color: #5c5245;
}

.page-contact #ct-issue-app:checked ~ .picker__cards .picker__card[for="ct-issue-app"],
.page-contact #ct-issue-login:checked ~ .picker__cards .picker__card[for="ct-issue-login"],
.page-contact #ct-issue-clip:checked ~ .picker__cards .picker__card[for="ct-issue-clip"],
.page-contact #ct-issue-data:checked ~ .picker__cards .picker__card[for="ct-issue-data"] {
  border-color: var(--red);
  background: #fff4f2;
  box-shadow: 6px 6px 0 var(--red);
  transform: translate(-2px, -2px);
}

.page-contact #ct-issue-app:focus-visible ~ .picker__cards .picker__card[for="ct-issue-app"],
.page-contact #ct-issue-login:focus-visible ~ .picker__cards .picker__card[for="ct-issue-login"],
.page-contact #ct-issue-clip:focus-visible ~ .picker__cards .picker__card[for="ct-issue-clip"],
.page-contact #ct-issue-data:focus-visible ~ .picker__cards .picker__card[for="ct-issue-data"] {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

/* 面板 */
.page-contact .picker__panel {
  display: none;
  padding: 24px 20px 26px;
  background: #fff;
  border: 3px solid var(--ink);
  border-top: 10px solid var(--red);
  box-shadow: 8px 8px 0 rgba(23, 18, 14, 0.22);
}

.page-contact .picker__panel--login {
  border-top-color: var(--blue);
}

.page-contact .picker__panel--clip {
  border-top-color: var(--green);
}

.page-contact .picker__panel--data {
  border-top-color: var(--saffron);
}

.page-contact #ct-issue-app:checked ~ .picker__panels .picker__panel--app,
.page-contact #ct-issue-login:checked ~ .picker__panels .picker__panel--login,
.page-contact #ct-issue-clip:checked ~ .picker__panels .picker__panel--clip,
.page-contact #ct-issue-data:checked ~ .picker__panels .picker__panel--data {
  display: block;
}

.page-contact .picker__panelhead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 14px;
}

.page-contact .picker__title {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .picker__lede {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: #3d352c;
}

.page-contact .picker__sub {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: #7a6e5e;
}

.page-contact .picker__list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .picker__list li {
  position: relative;
  padding: 9px 14px 9px 32px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  border-left: 4px solid var(--saffron);
}

.page-contact .picker__list li::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 18px;
  width: 8px;
  height: 8px;
  background: var(--ink);
}

.page-contact .picker__panel p {
  font-size: 15px;
  line-height: 1.75;
  color: #3d352c;
}

.page-contact .picker__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 3px solid var(--paper-shade);
}

.page-contact .picker__links a {
  display: inline-block;
  padding: 6px 0;
  min-height: 32px;
  font-size: 15px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 2px solid currentColor;
}

.page-contact .picker__links a:hover {
  color: var(--red);
}

/* ---------- 提交前清单 ---------- */
.page-contact .ct-prep {
  background: var(--dusk);
  color: var(--cream);
  padding: 52px 0 60px;
  border-bottom: 3px solid var(--night-deep);
}

.page-contact .ct-prep__grid {
  display: grid;
  gap: 32px;
}

.page-contact .ct-prep__lede {
  margin: 0;
  max-width: 460px;
  font-size: 16px;
  line-height: 1.75;
  color: #cbd6e2;
}

.page-contact .checklist {
  display: grid;
  gap: 12px;
}

.page-contact .checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 18px;
  min-height: 44px;
  background: var(--night);
  border: 3px solid var(--night-deep);
  cursor: pointer;
  transition: border-color 0.12s ease, background-color 0.12s ease;
}

.page-contact .checklist__item:hover {
  border-color: var(--snow-dim);
}

.page-contact .checklist__item input {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 1px 0 0;
  background: transparent;
  border: 3px solid var(--snow-dim);
  cursor: pointer;
}

.page-contact .checklist__item input:checked {
  background: var(--green);
  border-color: var(--green);
}

.page-contact .checklist__item input:checked::after {
  content: "✓";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  color: var(--night-deep);
}

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

.page-contact .checklist__item:has(input:checked) {
  border-color: var(--green);
}

.page-contact .checklist__text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--cream);
}

.page-contact .checklist__ready {
  margin: 16px 0 0;
  padding: 14px 18px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--snow-dim);
  border: 3px dashed var(--night-deep);
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.page-contact .checklist:not(:has(input:not(:checked))) + .checklist__ready {
  color: var(--night-deep);
  background: var(--spark);
  border-color: var(--spark);
  border-style: solid;
}

/* ---------- 提交渠道 ---------- */
.page-contact .ct-channels {
  background: var(--cream);
  color: var(--ink);
  padding: 52px 0 60px;
  border-bottom: 3px solid var(--ink);
}

.page-contact .ct-channels__head {
  margin-bottom: 30px;
}

.page-contact .ct-channels__lede {
  margin: 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.75;
  color: #4a4137;
}

.page-contact .ct-channels__grid {
  display: grid;
  gap: 20px;
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 26px;
  background: #fff;
  border: 3px solid var(--ink);
  border-top: 10px solid var(--blue);
  box-shadow: 8px 8px 0 rgba(23, 18, 14, 0.2);
}

.page-contact .ct-channel--phone {
  border-top-color: var(--saffron);
}

.page-contact .ct-channel .tag {
  align-self: flex-start;
}

.page-contact .ct-channel__name {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-channel__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 21px);
  line-height: 1.45;
  letter-spacing: 0.02em;
  color: var(--night);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 3px solid var(--saffron);
  padding-bottom: 4px;
}

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

.page-contact .ct-channel__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #3d352c;
}

.page-contact .ct-visit {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  margin-top: 24px;
  padding: 18px 22px;
  background: var(--paper-shade);
  border: 3px solid var(--ink);
}

.page-contact .ct-visit__name {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-visit__value {
  margin: 0;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: #3d352c;
}

/* ---------- 服务时间 ---------- */
.page-contact .ct-hours {
  background: var(--night);
  color: var(--cream);
  padding: 52px 0 0;
  border-bottom: 3px solid var(--night-deep);
}

.page-contact .ct-hours__head {
  max-width: 720px;
  margin-bottom: 34px;
}

.page-contact .ct-hours__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: #cbd6e2;
}

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

.page-contact .ct-hours__figure img {
  display: block;
  width: 100%;
  height: clamp(190px, 32vw, 330px);
  object-fit: cover;
  border-top: 3px solid var(--night-deep);
  border-bottom: 3px solid var(--night-deep);
}

.page-contact .ct-hours__caption {
  padding: 12px 24px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--snow-dim);
}

.page-contact .ct-track {
  display: grid;
  gap: 14px;
  margin: 34px 0 0;
  padding: 0 0 58px;
  list-style: none;
}

.page-contact .ct-track__step {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--dusk);
  border: 3px solid var(--night-deep);
  border-top: 4px solid var(--saffron);
}

.page-contact .ct-track__no {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--saffron);
}

.page-contact .ct-track__name {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: #fff;
}

.page-contact .ct-track__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #c3cfdb;
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-partner {
  background: var(--cream);
  color: var(--ink);
  padding: 52px 0 68px;
}

.page-contact .ct-partner__card {
  display: grid;
  gap: 30px;
  padding: 30px 22px 32px;
  background: var(--night);
  color: var(--cream);
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--red);
}

.page-contact .ct-partner__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: #cbd6e2;
}

.page-contact .ct-partner__needs {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-partner__need {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "letter title"
    "letter text";
  column-gap: 14px;
  row-gap: 4px;
  padding: 16px 18px;
  background: var(--dusk);
  border-left: 4px solid var(--saffron);
}

.page-contact .ct-partner__letter {
  grid-area: letter;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--saffron);
}

.page-contact .ct-partner__needtitle {
  grid-area: title;
  font-size: 16px;
  line-height: 1.4;
  color: #fff;
}

.page-contact .ct-partner__needtext {
  grid-area: text;
  font-size: 14px;
  line-height: 1.7;
  color: #c3cfdb;
}

.page-contact .ct-partner__foot {
  padding-top: 22px;
  border-top: 3px solid var(--dusk);
}

.page-contact .ct-partner__ask {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: #cbd6e2;
}

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

.page-contact .ct-partner__link {
  display: inline-block;
  padding: 6px 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--blue-lite);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 2px solid currentColor;
}

.page-contact .ct-partner__link:hover {
  color: var(--spark);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-hero {
    padding-top: 30px;
  }

  .page-contact .ct-hero__lede {
    font-size: 17px;
  }

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

  .page-contact .picker__card {
    padding: 18px 22px 20px;
  }

  .page-contact .picker__panel {
    padding: 28px 28px 30px;
  }

  .page-contact .ct-partner__card {
    padding: 36px 32px 38px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-types,
  .page-contact .ct-prep,
  .page-contact .ct-channels {
    padding: 64px 0 72px;
  }

  .page-contact .ct-hours {
    padding-top: 64px;
  }

  .page-contact .ct-partner {
    padding: 64px 0 80px;
  }

  .page-contact .ct-types__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    align-items: end;
    gap: 44px;
    margin-bottom: 40px;
  }

  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 54px;
    align-items: start;
  }

  .page-contact .ct-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .ct-partner__card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    padding: 44px 40px 46px;
  }

  .page-contact .ct-partner__intro {
    align-self: start;
  }

  .page-contact .ct-partner__foot {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-hero__body {
    padding-bottom: 48px;
  }

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

  .page-contact .picker__cards {
    grid-template-columns: 1fr;
    margin-bottom: 0;
  }

  .page-contact .picker__panels {
    position: sticky;
    top: 96px;
  }

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

  .page-contact .ct-track__step {
    border-left-width: 0;
    min-height: 100%;
  }

  .page-contact .ct-track__step:first-child {
    border-left-width: 3px;
  }
}

@media (min-width: 1280px) {
  .page-contact .ct-types__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 470px);
  }

  .page-contact .ct-channels__grid {
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-trail path {
    animation: none;
  }

  .page-contact .picker__card,
  .page-contact .checklist__item,
  .page-contact .checklist__ready,
  .page-contact .ct-channel__value {
    transition: none;
  }

  .page-contact .picker__card:hover,
  .page-contact #ct-issue-app:checked ~ .picker__cards .picker__card[for="ct-issue-app"],
  .page-contact #ct-issue-login:checked ~ .picker__cards .picker__card[for="ct-issue-login"],
  .page-contact #ct-issue-clip:checked ~ .picker__cards .picker__card[for="ct-issue-clip"],
  .page-contact #ct-issue-data:checked ~ .picker__cards .picker__card[for="ct-issue-data"] {
    transform: none;
  }
}