.page-contact {
  --ct-ink: #14181D;
  --ct-paper-line: rgba(20, 24, 29, .16);
}

.page-contact .ct-top {
  padding-top: clamp(20px, 3.2vw, 40px);
  padding-bottom: clamp(38px, 5.5vw, 72px);
}

/* 面包屑 */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(26px, 4.5vw, 52px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--text-dim);
}

.page-contact .crumbs a {
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .crumbs a:hover,
.page-contact .crumbs a:focus-visible {
  color: var(--paper);
}

/* 首屏 */
.page-contact .ct-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.5vw, 56px);
}

.page-contact .ct-hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(16px, 2vw, 22px);
}

.page-contact .ct-title {
  margin: 0;
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 74px);
  font-weight: 300;
  line-height: 1.03;
  letter-spacing: -.025em;
  color: var(--paper);
}

.page-contact .ct-lede {
  margin: 0;
  max-width: 46ch;
  color: var(--text);
}

.page-contact .ct-cta {
  margin-top: 4px;
}

/* 最快路径纸卡 */
.page-contact .ct-fast {
  background: var(--paper);
  color: var(--ct-ink);
  padding: clamp(22px, 3vw, 34px);
  border-top: 3px solid var(--clay);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
}

.page-contact .ct-fast .index-label {
  color: var(--clay);
}

.page-contact .ct-fast-title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 27px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--ct-ink);
}

.page-contact .ct-fast-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(20, 24, 29, .76);
}

.page-contact .ct-fast-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.page-contact .ct-fast-item {
  padding-left: 13px;
  border-left: 2px solid var(--clay);
}

.page-contact .ct-fast-item .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--clay);
}

.page-contact .ct-fast-item p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(20, 24, 29, .8);
}

.page-contact .ct-fast-item strong {
  color: var(--ct-ink);
  border-bottom: 1px solid rgba(193, 102, 63, .55);
}

.page-contact .ct-fast-note {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ct-paper-line);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(20, 24, 29, .66);
}

.page-contact .ct-fast-note a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(78, 107, 74, .45);
}

.page-contact .ct-fast-note a:hover,
.page-contact .ct-fast-note a:focus-visible {
  color: var(--ct-ink);
  border-bottom-color: var(--ct-ink);
}

/* 通用章节 */
.page-contact .ct-section {
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-contact .ct-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-contact .ct-head-text {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .ct-figure {
  margin: 0 0 clamp(26px, 4vw, 46px);
}

.page-contact .ct-figure .figure-frame {
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, #0F1720 0%, #16212B 48%, #0C1319 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

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

/* 渠道卡片 */
.page-contact .ct-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--slate);
  border: 1px solid var(--line);
  border-top: 2px solid var(--mist);
  transition: transform .38s var(--ease), border-color .38s var(--ease), background-color .38s var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-4px);
  border-color: rgba(43, 227, 210, .55);
  border-top-color: var(--cyan);
  background: var(--slate-deep);
}

.page-contact .ct-channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-strong);
}

.page-contact .ct-channel-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-contact .ct-channel-window {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .ct-channel-title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-contact .ct-channel .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-channel .contact-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 18px);
  letter-spacing: .01em;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .ct-channel-metric {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--cyan);
}

.page-contact .ct-channel-metric-label {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

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

.page-contact .ct-channel-fit {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .ct-channel-fit li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text);
}

.page-contact .ct-channel-fit li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

@media (min-width: 800px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* 本地到访 */
.page-contact .ct-visit {
  margin: clamp(30px, 5vw, 60px) 0;
  padding: clamp(38px, 5.5vw, 76px) 0;
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(43, 227, 210, .1) 0%, rgba(43, 227, 210, 0) 58%),
    linear-gradient(158deg, #17251C 0%, #1E3021 52%, #131E17 100%);
  border-top: 1px solid rgba(78, 107, 74, .55);
  border-bottom: 1px solid rgba(78, 107, 74, .55);
}

.page-contact .ct-visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .ct-visit-copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .ct-visit-copy .index-label {
  color: #9BB48F;
}

.page-contact .ct-visit-copy .section-title {
  margin: 0;
}

.page-contact .ct-visit-text {
  margin: 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(242, 237, 228, .78);
}

.page-contact .ct-visit-addr {
  margin: 0;
  padding-left: 13px;
  border-left: 2px solid var(--clay);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: rgba(242, 237, 228, .92);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .ct-step {
  border: 1px solid rgba(242, 237, 228, .16);
  background: rgba(10, 13, 18, .42);
  transition: border-color .3s var(--ease);
}

.page-contact .ct-step:hover {
  border-color: rgba(43, 227, 210, .4);
}

.page-contact .ct-step summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

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

.page-contact .ct-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--cyan);
}

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

.page-contact .ct-step-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .ct-step-body {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 237, 228, .72);
}

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

.page-contact .ct-visit-figure .figure-frame {
  overflow: hidden;
  border: 1px solid rgba(43, 227, 210, .22);
  background: linear-gradient(200deg, #101C1A 0%, #182A26 55%, #0B1412 100%);
}

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

.page-contact .ct-visit-figure .figure-caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(242, 237, 228, .58);
}

@media (min-width: 940px) {
  .page-contact .ct-visit-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: start;
    column-gap: clamp(36px, 5vw, 68px);
  }
}

/* 合作洽谈 */
.page-contact .ct-partners {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 44px);
  padding: clamp(24px, 3.6vw, 44px);
  background: linear-gradient(140deg, var(--slate-deep) 0%, #151A24 100%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
}

.page-contact .ct-partners-lead {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .ct-partners-lead .section-title {
  margin: 0;
}

.page-contact .ct-partners-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-dim);
}

.page-contact .ct-partners-sub {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--text);
}

.page-contact .ct-partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-contact .ct-partner-list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text);
}

.page-contact .ct-partner-list li:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .ct-partner-list .num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--violet);
}

.page-contact .ct-partners-foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .ct-partners-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 210, .4);
}

.page-contact .ct-partners-foot a:hover,
.page-contact .ct-partners-foot a:focus-visible {
  border-bottom-color: var(--cyan);
}

@media (min-width: 880px) {
  .page-contact .ct-partners {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

/* 准备清单 */
.page-contact .ct-prepare-card {
  padding: clamp(26px, 4vw, 48px);
  background: var(--paper);
  color: var(--ct-ink);
  border-top: 3px solid var(--moss);
}

.page-contact .ct-prepare-card .index-label {
  color: var(--moss);
}

.page-contact .ct-prepare-card .section-title {
  margin: 12px 0 0;
  color: var(--ct-ink);
}

.page-contact .ct-prepare-text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(20, 24, 29, .74);
}

.page-contact .ct-prepare-text a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(78, 107, 74, .45);
}

.page-contact .ct-checklist {
  list-style: none;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .ct-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 13px;
}

.page-contact .ct-box {
  position: relative;
  flex: none;
  width: 19px;
  height: 19px;
  margin-top: 3px;
  border: 1.5px solid rgba(20, 24, 29, .38);
  background: rgba(78, 107, 74, .07);
}

.page-contact .ct-box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--moss);
  border-bottom: 2px solid var(--moss);
  transform: rotate(42deg);
}

.page-contact .ct-item-title {
  margin: 0 0 3px;
  font-size: 15px;
  font-weight: 600;
  color: #0F1319;
}

.page-contact .ct-item-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(20, 24, 29, .68);
}

.page-contact .ct-item-desc .num {
  font-family: var(--font-mono);
  color: var(--ct-ink);
}

.page-contact .ct-prepare-foot {
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ct-paper-line);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(20, 24, 29, .62);
}

.page-contact .ct-prepare-foot a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid rgba(78, 107, 74, .45);
}

.page-contact .ct-prepare-foot a:hover,
.page-contact .ct-prepare-foot a:focus-visible {
  color: var(--ct-ink);
  border-bottom-color: var(--ct-ink);
}

@media (min-width: 780px) {
  .page-contact .ct-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 34px;
  }
}

/* 桌面加宽：首屏两栏 */
@media (min-width: 940px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .95fr);
    align-items: start;
    column-gap: clamp(34px, 5vw, 72px);
  }

  .page-contact .ct-fast {
    transform: translateY(-18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-step {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within,
  .page-contact .ct-fast {
    transform: none;
  }
}