.page-contact {
  --ct-hair: 1px solid var(--line);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .ct-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  padding-top: clamp(18px, 3vw, 28px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
}

.page-contact .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(220, 228, 234, .7);
}

.page-contact .crumbs li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .crumbs li + li::before {
  content: "/";
  color: rgba(220, 228, 234, .32);
}

.page-contact .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-contact .crumbs a:hover,
.page-contact .crumbs a:focus-visible {
  color: var(--amber-soft);
  border-bottom-color: var(--amber);
}

.page-contact .crumbs [aria-current="page"] {
  color: var(--amber-soft);
}

.page-contact .ct-topbar__id {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: clamp(28px, 4vw, 48px) 0 clamp(34px, 5vw, 66px);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-contact .ct-hero h1 {
  margin: 14px 0 18px;
  font-size: clamp(31px, 5.2vw, 56px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-contact .ct-hero__intro {
  max-width: 32em;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(244, 241, 233, .82);
}

.page-contact .ct-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
}

.page-contact .ct-hero__figure {
  margin: 0;
  padding: 10px;
  border: var(--ct-hair);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

.page-contact .media__inner {
  overflow: hidden;
}

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

.page-contact .media__caption {
  margin: 12px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(244, 241, 233, .62);
}

/* ---------- 通用小标题 ---------- */
.page-contact .ct-section-title {
  margin: 0;
  font-size: clamp(23px, 3vw, 32px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .ct-section-sub {
  margin: 10px 0 clamp(22px, 3vw, 34px);
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 渠道区 ---------- */
.page-contact .ct-board {
  padding: clamp(32px, 5vw, 66px) 0;
  background: var(--paper);
  color: var(--text);
  border-top: 1px solid var(--line);
}

.page-contact .ct-board .ct-section-sub {
  color: rgba(16, 24, 32, .72);
}

.page-contact .ct-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: stretch;
}

.page-contact .ct-channels {
  border: 1px solid rgba(16, 24, 32, .2);
  background: var(--paper);
  box-shadow: var(--shadow-paper);
}

.page-contact .ct-channel-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 20px 22px;
  border-bottom: 1px solid rgba(16, 24, 32, .12);
}

.page-contact .ct-channel-row:last-child {
  border-bottom: 0;
}

.page-contact .ct-channel-row__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-contact .ct-channel-row__value {
  margin: 0;
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel-row__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(16, 24, 32, .72);
}

.page-contact .ct-time {
  padding: clamp(20px, 3vw, 28px);
  background: var(--panel);
  color: var(--paper);
  border: var(--ct-hair);
  box-shadow: var(--shadow-panel);
}

.page-contact .ct-time h3 {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--amber-soft);
}

.page-contact .ct-time__track {
  position: relative;
  height: 38px;
  margin: 20px 0 10px;
  background: rgba(220, 228, 234, .12);
  border: 1px solid var(--line);
}

.page-contact .ct-time__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 41.6%;
  width: 33.4%;
  background: rgba(201, 147, 58, .78);
  border-left: 2px solid var(--amber-soft);
  border-right: 2px solid var(--amber-soft);
}

.page-contact .ct-time__scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: rgba(244, 241, 233, .5);
}

.page-contact .ct-time__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(244, 241, 233, .76);
}

/* ---------- 咨询准备 ---------- */
.page-contact .ct-prep {
  padding: clamp(32px, 5vw, 66px) 0;
  background: var(--ink-deep);
  border-top: 1px solid var(--line);
  color: var(--paper);
}

.page-contact .ct-prep .ct-section-sub {
  color: rgba(244, 241, 233, .72);
}

.page-contact .ct-prep__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-contact .ct-prep__item {
  padding: 22px 20px 26px;
  background: var(--ink);
}

.page-contact .ct-prep__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-contact .ct-prep__item h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .ct-prep__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 241, 233, .74);
}

/* ---------- 栏目分流 ---------- */
.page-contact .ct-routes {
  padding: clamp(32px, 5vw, 66px) 0;
  background: var(--paper);
  color: var(--text);
  border-top: 1px solid var(--line);
}

.page-contact .ct-routes .ct-section-sub {
  color: rgba(16, 24, 32, .72);
}

.page-contact .ct-routes__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .ct-route-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .ct-route {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 20px 0;
  border-top: 1px solid rgba(16, 24, 32, .14);
}

.page-contact .ct-route:last-child {
  border-bottom: 1px solid rgba(16, 24, 32, .14);
}

.page-contact .ct-route__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--amber);
  padding-top: 4px;
}

.page-contact .ct-route h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-route p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(16, 24, 32, .76);
}

.page-contact .ct-route__title {
  font-size: 13px;
  color: var(--slate);
}

.page-contact .ct-code {
  display: inline-block;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--panel);
  background: rgba(20, 40, 61, .08);
  border: 1px solid rgba(46, 70, 97, .28);
  overflow-wrap: anywhere;
}

.page-contact .ct-route__link {
  display: inline-block;
  margin-top: 2px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--panel);
  text-decoration: none;
  border-bottom: 2px solid var(--amber);
  padding-bottom: 1px;
  transition: color .18s ease, border-color .18s ease;
}

.page-contact .ct-route__link:hover,
.page-contact .ct-route__link:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.page-contact .ct-routes__figure {
  margin: 0;
  padding: 10px;
  border: 1px solid rgba(16, 24, 32, .18);
  background: var(--mist);
  box-shadow: var(--shadow-paper);
}

.page-contact .ct-routes__figure .media__caption {
  color: rgba(16, 24, 32, .66);
}

/* ---------- 标题写法 ---------- */
.page-contact .ct-write {
  padding: clamp(32px, 5vw, 66px) 0;
  background: var(--ink);
  border-top: 1px solid var(--line);
  color: var(--paper);
}

.page-contact .ct-write__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 36px);
}

.page-contact .ct-write__panel {
  padding: clamp(20px, 3vw, 28px);
  border: var(--ct-hair);
  background: var(--panel);
}

.page-contact .ct-write__panel h3 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--amber-soft);
}

.page-contact .ct-snippet {
  margin: 0 0 14px;
  padding: 16px 18px;
  background: var(--ink-deep);
  border: 1px solid var(--line);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--amber-soft);
}

.page-contact .ct-snippet code {
  font-family: inherit;
  white-space: pre;
}

.page-contact .ct-write__panel p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(244, 241, 233, .74);
}

.page-contact .ct-write__list {
  margin: 0 0 16px;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(244, 241, 233, .8);
}

.page-contact .ct-write__list li {
  margin-bottom: 6px;
}

.page-contact .ct-write__list li::marker {
  color: var(--amber);
  font-family: var(--font-mono);
}

/* ---------- 下载入口 ---------- */
.page-contact .ct-download {
  padding: clamp(30px, 4vw, 54px) 0;
  background: var(--mist);
  color: var(--text);
  border-top: 1px solid rgba(16, 24, 32, .16);
}

.page-contact .ct-download__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
}

.page-contact .ct-download h2 {
  margin: 10px 0 12px;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .ct-download__text {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(16, 24, 32, .78);
}

.page-contact .ct-download__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-contact .ct-download__legal {
  font-size: 13px;
  color: var(--panel);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 40, 61, .4);
  padding-bottom: 1px;
}

.page-contact .ct-download__legal:hover,
.page-contact .ct-download__legal:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-channel-row {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .ct-prep__item {
    padding: 24px 22px 28px;
  }

  .page-contact .ct-download__actions {
    justify-content: flex-start;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }

  .page-contact .ct-board__grid {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, .84fr);
  }

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

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

  .page-contact .ct-download__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
  }

  .page-contact .ct-download__actions {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-routes__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-prep__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .crumbs a,
  .page-contact .ct-route__link,
  .page-contact .ct-download__legal {
    transition: none;
  }
}