/* ================= 咨询服务页 · 页面作用域 ================= */
.page-contact {
  --ct-gap: 26px;
  --ct-card-bg: linear-gradient(152deg, rgba(14, 37, 55, .96) 0%, rgba(7, 26, 43, .78) 100%);
  color: var(--text-body);
  background: var(--sea-deep);
  overflow-x: clip;
}

.page-contact .section {
  padding-block: 44px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: 24px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--slate);
}

.page-contact .breadcrumb-list a {
  color: var(--aqua-soft);
  text-decoration: none;
  transition: color .2s var(--ease-out);
}

.page-contact .breadcrumb-list a:hover {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: 26px;
  padding-bottom: 50px;
}

.page-contact .ct-hero-grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-hero-lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(30px, 8.4vw, 58px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .ct-hero-intro {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .ct-hero-facts {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .ct-fact {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: var(--ct-card-bg);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--aqua);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-contact .ct-fact:nth-child(2) {
  border-left-color: var(--coral);
}

.page-contact .ct-fact:nth-child(3) {
  border-left-color: var(--lime);
}

.page-contact .ct-fact-num {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-fact-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  padding-bottom: 52px;
}

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

.page-contact .ct-channels-side h2,
.page-contact .ct-topics-head h2,
.page-contact .ct-submit-side h2,
.page-contact .ct-partners-body h2,
.page-contact .ct-filing-text h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 5.4vw, 36px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .ct-channels-note {
  margin: 14px 0 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

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

.page-contact .ct-channel-card {
  position: relative;
  padding: 20px 20px 20px 22px;
  background: var(--ct-card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}

.page-contact .ct-channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--aqua), rgba(35, 181, 224, 0));
}

.page-contact .ct-channel-card:hover,
.page-contact .ct-channel-card:focus-within {
  border-color: var(--aqua);
  transform: translateY(-2px);
}

.page-contact .ct-channel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: var(--aqua-soft);
  background: rgba(35, 181, 224, .12);
  border: 1px solid rgba(35, 181, 224, .32);
  border-radius: var(--radius-sm);
}

.page-contact .ct-channel-name {
  margin: 14px 0 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .ct-channel-value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel-card:nth-child(2) .ct-channel-value {
  color: var(--coral-soft);
}

.page-contact .ct-channel-desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .ct-channels-main {
  display: grid;
  gap: 22px;
  align-content: start;
  min-width: 0;
}

.page-contact .ct-channels-figure {
  margin: 0;
}

.page-contact .ct-channels-aside {
  padding: 22px;
  background: rgba(14, 37, 55, .58);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
}

.page-contact .ct-channels-aside h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-channels-aside p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-body);
}

.page-contact .ct-channels-aside strong {
  color: var(--aqua-soft);
  font-weight: 700;
}

.page-contact .ct-inline-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px !important;
  font-size: 14px;
  color: var(--muted);
}

.page-contact .ct-inline-links a,
.page-contact .ct-topic-panel a,
.page-contact .ct-submit-side a,
.page-contact .ct-filing-text a {
  color: var(--aqua);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 181, 224, .45);
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out);
}

.page-contact .ct-inline-links a:hover,
.page-contact .ct-topic-panel a:hover,
.page-contact .ct-submit-side a:hover,
.page-contact .ct-filing-text a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 可以咨询的事项 ---------- */
.page-contact .ct-topics {
  padding-top: 52px;
  padding-bottom: 52px;
}

.page-contact .ct-topics-lead {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .ct-topic-list {
  margin-top: 30px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-topic {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-topic-head {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-contact .ct-topic-trigger {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 6px 14px;
  width: 100%;
  padding: 20px 4px;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color .2s var(--ease-out);
}

.page-contact .ct-topic-trigger:hover {
  background: rgba(35, 181, 224, .05);
}

.page-contact .ct-topic-trigger:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-contact .ct-topic-idx {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--coral);
}

.page-contact .ct-topic-name {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-topic-meta {
  grid-column: 2;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-contact .ct-topic-trigger[aria-expanded="true"] .ct-topic-name {
  color: var(--aqua-soft);
}

.page-contact .ct-topic-panel {
  padding: 0 4px 24px;
}

.page-contact .ct-topic-panel p {
  margin: 0 0 12px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-body);
}

.page-contact .ct-topic-panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 提交建议 ---------- */
.page-contact .ct-submit {
  padding-bottom: 54px;
}

.page-contact .ct-submit-grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-submit-side p {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-body);
}

.page-contact .ct-submit-tip {
  color: var(--text-dim) !important;
}

.page-contact .ct-submit-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-submit-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-submit-num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--aqua);
  padding-top: 3px;
}

.page-contact .ct-submit-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-submit-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 响应流程色带 ---------- */
.page-contact .ct-flow-band {
  padding: 44px 0 48px;
  background:
    linear-gradient(118deg, rgba(35, 181, 224, .16) 0%, rgba(255, 106, 69, .12) 58%, rgba(7, 26, 43, 0) 100%),
    var(--sea-deep);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-flow-title {
  margin: 0;
  font-size: clamp(20px, 4.6vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .ct-flow-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-flow-node {
  position: relative;
  padding: 18px 18px 20px;
  background: rgba(7, 26, 43, .74);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out);
}

.page-contact .ct-flow-node::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--aqua), var(--coral));
  opacity: .3;
  transition: opacity .25s var(--ease-out);
}

.page-contact .ct-flow-node:hover,
.page-contact .ct-flow-node:focus-within {
  border-color: var(--aqua);
  transform: translateY(-3px);
}

.page-contact .ct-flow-node:hover::after,
.page-contact .ct-flow-node:focus-within::after {
  opacity: 1;
}

.page-contact .ct-flow-num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
}

.page-contact .ct-flow-node h3 {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .ct-flow-node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--text-dim);
}

/* ---------- 合作方式 ---------- */
.page-contact .ct-partners {
  padding-top: 54px;
  padding-bottom: 54px;
}

.page-contact .ct-partners-grid {
  display: grid;
  gap: 30px;
}

.page-contact .ct-partners-figure {
  margin: 0;
  align-self: start;
}

.page-contact .ct-partner-rows {
  display: grid;
  gap: 0;
  margin-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-partner-row {
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-partner-row h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.42;
  color: var(--paper);
}

.page-contact .ct-partner-row h3::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--coral);
  transform: rotate(45deg);
}

.page-contact .ct-partner-row p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .ct-partner-foot {
  margin: 20px 0 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
  background: rgba(14, 37, 55, .5);
  border-left: 3px solid var(--aqua);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ---------- 备案信息 ---------- */
.page-contact .ct-filing {
  padding-top: 0;
  padding-bottom: 60px;
}

.page-contact .ct-filing-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px;
  background: rgba(14, 37, 55, .5);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
}

.page-contact .ct-filing-text h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--text-body);
}

.page-contact .ct-filing-text p {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .ct-filing-icp {
  margin: 0;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--muted);
  background: rgba(7, 26, 43, .7);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* ================= 媒体查询 ================= */
@media (min-width: 720px) {
  .page-contact .section {
    padding-block: 56px;
  }

  .page-contact .ct-hero-facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .ct-flow-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .ct-topic-trigger {
    grid-template-columns: auto 1fr auto;
    gap: 18px;
  }

  .page-contact .ct-topic-meta {
    grid-column: auto;
    white-space: nowrap;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 48px;
  }

  .page-contact .ct-hero-facts {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .page-contact .ct-channels-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .ct-submit-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
    align-items: start;
  }

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

  .page-contact .ct-flow-list {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .page-contact .ct-topics-head {
    max-width: 760px;
  }
}

@media (min-width: 1240px) {
  .page-contact .ct-hero {
    padding-top: 34px;
    padding-bottom: 64px;
  }

  .page-contact .ct-channel-card {
    padding: 24px 24px 24px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel-card,
  .page-contact .ct-flow-node,
  .page-contact .ct-flow-node::after,
  .page-contact .ct-topic-trigger {
    transition: none;
  }

  .page-contact .ct-channel-card:hover,
  .page-contact .ct-flow-node:hover {
    transform: none;
  }
}