.page-contact {
  --ct-gap: clamp(20px, 3.2vw, 36px);
  --ct-pad: clamp(22px, 3.4vw, 42px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin: 0 0 clamp(20px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--stone);
}
.page-contact .breadcrumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--gold-light);
}
.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  border-bottom-color: var(--ink);
}
.page-contact .ct-crumb-sep {
  padding: 0 6px;
  color: var(--gold);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--ct-gap);
  align-items: start;
}
.page-contact .ct-hero-copy {
  padding: var(--ct-pad);
  background: var(--paper);
  border: var(--frame) solid var(--ink);
  box-shadow: var(--shadow-hard);
}
.page-contact .ct-hero-copy h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-contact .ct-lead {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.8;
  color: var(--ink);
}
.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-contact .ct-hero-meta {
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--frame) solid var(--ink);
}
.page-contact .ct-hero-meta li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(21, 24, 21, 0.22);
  font-size: 14px;
}
.page-contact .ct-meta-k {
  min-width: 62px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-contact .ct-meta-v {
  color: var(--ink);
  font-weight: 600;
}

.page-contact .ct-hero-visual {
  margin: 0;
  background: var(--apple);
  border: var(--frame) solid var(--ink);
  box-shadow: 8px 8px 0 var(--gold);
  overflow: hidden;
}
.page-contact .ct-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-contact .ct-figcap {
  margin: 0;
  padding: 10px 13px;
  background: var(--paper);
  border-top: var(--frame) solid var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--stone);
}

@media (min-width: 900px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  }
}

/* ---------- 章节头 ---------- */
.page-contact .ct-section {
  margin-top: clamp(42px, 6vw, 78px);
}
.page-contact .ct-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-bottom: clamp(22px, 3vw, 34px);
  padding-top: 18px;
  border-top: var(--frame) solid var(--ink);
}
.page-contact .ct-head .section-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 6.6vw, 88px);
  line-height: 0.86;
  letter-spacing: -0.02em;
  color: var(--gold);
}
.page-contact .ct-head h2 {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.16;
  color: var(--ink);
}
.page-contact .ct-head-lead {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--stone);
}
@media (min-width: 760px) {
  .page-contact .ct-head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

/* ---------- 01 合作方向 ---------- */
.page-contact .ct-dir-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}
.page-contact .ct-dir {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px 22px;
  background: var(--paper);
  border: var(--frame) solid var(--ink);
  box-shadow: 5px 5px 0 var(--gold-light);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .ct-dir:hover,
.page-contact .ct-dir:focus-within {
  border-color: var(--gold);
  box-shadow: 9px 9px 0 var(--gold);
  transform: translate(-2px, -2px);
}
.page-contact .ct-dir-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
}
.page-contact .ct-dir h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.28;
  color: var(--ink);
}
.page-contact .ct-dir-for {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--stone);
}
.page-contact .ct-dir > p:not(.ct-dir-num):not(.ct-dir-for) {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--ink);
}
.page-contact .ct-dir--apple {
  background: var(--pulp);
  box-shadow: 5px 5px 0 var(--apple);
}
.page-contact .ct-dir--ink {
  background: var(--ink);
  box-shadow: 5px 5px 0 var(--rose);
}
.page-contact .ct-dir--ink h3 {
  color: var(--paper);
}
.page-contact .ct-dir--ink .ct-dir-num {
  color: var(--gold-light);
}
.page-contact .ct-dir--ink .ct-dir-for {
  color: var(--gold-light);
}
.page-contact .ct-dir--ink > p:not(.ct-dir-num):not(.ct-dir-for) {
  color: rgba(243, 239, 227, 0.86);
}

@media (min-width: 680px) {
  .page-contact .ct-dir-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1080px) {
  .page-contact .ct-dir-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }
  .page-contact .ct-dir:nth-child(2) {
    margin-top: 32px;
  }
  .page-contact .ct-dir:nth-child(4) {
    margin-top: 16px;
  }
}

/* ---------- 02 联系渠道 ---------- */
.page-contact .ct-section--tint {
  padding: var(--ct-pad);
  background: var(--apple);
  border: var(--frame) solid var(--ink);
  box-shadow: var(--shadow-hard);
}
.page-contact .ct-section--tint .ct-head {
  border-top-color: var(--ink);
}
.page-contact .ct-section--tint .ct-head .section-num {
  color: var(--ink);
}
.page-contact .ct-section--tint .ct-head-lead {
  color: var(--ink);
}

.page-contact .ct-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: 20px 18px 22px;
  background: var(--paper);
  border: var(--frame) solid var(--ink);
  box-shadow: 6px 6px 0 var(--gold);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .ct-channel:hover {
  box-shadow: 9px 9px 0 var(--gold);
  transform: translate(-2px, -2px);
}
.page-contact .ct-channel-k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}
.page-contact .ct-channel-v {
  display: block;
  margin: 0;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  word-break: break-word;
  border-bottom: 2px solid var(--gold-light);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-contact a.ct-channel-v:hover,
.page-contact a.ct-channel-v:focus-visible {
  border-bottom-color: var(--ink);
  color: var(--gold);
}
.page-contact .ct-channel-v--plain {
  border-bottom: none;
  padding-bottom: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}
.page-contact .ct-channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--stone);
}
.page-contact .ct-channel--ink {
  background: var(--ink);
  box-shadow: 6px 6px 0 var(--rose);
}
.page-contact .ct-channel--ink .ct-channel-k {
  color: var(--gold-light);
}
.page-contact .ct-channel--ink .ct-channel-v {
  color: var(--paper);
  border-bottom-color: var(--rose);
}
.page-contact .ct-channel--ink .ct-channel-note {
  color: rgba(243, 239, 227, 0.84);
}

.page-contact .ct-reply-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  line-height: 1.74;
  border-left: 6px solid var(--gold-light);
}

@media (min-width: 820px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 03 反馈分类 ---------- */
.page-contact .ct-fb {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--frame) solid var(--ink);
}
.page-contact .ct-fb-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(21, 24, 21, 0.2);
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}
.page-contact .ct-fb-item:hover {
  background: var(--pulp);
  padding-left: 12px;
}
.page-contact .ct-fb-k {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.42;
  color: var(--ink);
}
.page-contact .ct-fb-write {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink);
}
.page-contact .ct-fb-when {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--gold);
}
@media (min-width: 780px) {
  .page-contact .ct-fb-item {
    grid-template-columns: minmax(150px, 0.62fr) minmax(0, 1.5fr) minmax(160px, 0.7fr);
    gap: 22px;
    align-items: start;
  }
}

/* ---------- 04 到访与回复 ---------- */
.page-contact .ct-section--dark {
  padding: var(--ct-pad);
  background: var(--ink);
  border: var(--frame) solid var(--ink);
  box-shadow: 8px 8px 0 var(--apple);
}
.page-contact .ct-section--dark .ct-head {
  border-top-color: var(--gold-light);
}
.page-contact .ct-section--dark .ct-head .section-num {
  color: var(--gold-light);
}
.page-contact .ct-section--dark .ct-head h2 {
  color: var(--paper);
}

.page-contact .ct-visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}
.page-contact .ct-visit-figure {
  margin: 0;
  border: var(--frame) solid var(--gold-light);
  background: var(--ink);
  overflow: hidden;
}
.page-contact .ct-visit-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.page-contact .ct-visit-figure .ct-figcap {
  border-top-color: var(--gold-light);
  color: var(--ink);
}
.page-contact .ct-visit-copy h3 {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.34;
  color: var(--gold-light);
}
.page-contact .ct-visit-copy h3:not(:first-child) {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(243, 239, 227, 0.22);
}
.page-contact .ct-visit-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(243, 239, 227, 0.86);
}
.page-contact .ct-seal-wrap {
  margin-top: 28px;
}
.page-contact .ct-seal {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 12px 20px;
  border: var(--frame) solid var(--gold-light);
  background: rgba(168, 121, 30, 0.14);
  color: var(--gold-light);
  font-family: var(--font-display);
  transform: rotate(-3.5deg);
}
.page-contact .ct-seal-top {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
}
.page-contact .ct-seal-main {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.1em;
}
.page-contact .ct-seal-sub {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
}
@media (min-width: 860px) {
  .page-contact .ct-visit-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
}

/* ---------- 延伸阅读 ---------- */
.page-contact .ct-next {
  margin-top: clamp(36px, 5vw, 66px);
  padding-top: 20px;
  border-top: var(--frame) solid var(--ink);
}
.page-contact .ct-next-lead {
  margin: 0 0 15px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-contact .ct-next-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-next-list a {
  display: block;
  padding: 12px 14px;
  background: var(--paper);
  border: var(--frame) solid var(--ink);
  box-shadow: 4px 4px 0 var(--gold-light);
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  text-decoration: none;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .ct-next-list a:hover,
.page-contact .ct-next-list a:focus-visible {
  background: var(--pulp);
  border-color: var(--gold);
  box-shadow: 7px 7px 0 var(--gold);
  transform: translate(-2px, -2px);
}
@media (min-width: 720px) {
  .page-contact .ct-next-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 13px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-dir,
  .page-contact .ct-channel,
  .page-contact .ct-fb-item,
  .page-contact .ct-next-list a {
    transition: none;
  }
  .page-contact .ct-dir:hover,
  .page-contact .ct-dir:focus-within,
  .page-contact .ct-channel:hover,
  .page-contact .ct-next-list a:hover,
  .page-contact .ct-next-list a:focus-visible {
    transform: none;
  }
}