.page-contact {
  --ct-gap: clamp(20px, 4vw, 44px);
  --ct-card-pad: clamp(18px, 2.4vw, 28px);
  background: var(--ink);
  color: var(--on-dark);
  overflow-x: hidden;
}

/* ---------- 面包屑（深底适配） ---------- */
.page-contact .breadcrumbs {
  margin: 0 0 24px;
}
.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.02em;
}
.page-contact .breadcrumb-item {
  color: var(--on-dark-mute);
}
.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--violet);
}
.page-contact .breadcrumb-item a {
  color: var(--on-dark-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .breadcrumb-item a:hover,
.page-contact .breadcrumb-item a:focus-visible {
  color: var(--green);
  border-bottom-color: var(--green);
}
.page-contact .breadcrumb-item[aria-current="page"] {
  color: var(--on-dark);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(30px, 6vw, 68px) 0 clamp(32px, 5vw, 60px);
  background:
    radial-gradient(120% 90% at 90% -14%, rgba(255, 46, 147, 0.24), transparent 62%),
    radial-gradient(96% 78% at 2% 112%, rgba(44, 123, 255, 0.22), transparent 66%),
    var(--ink);
  overflow: hidden;
}
.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--spectrum);
}
.page-contact .ct-hero-inner {
  position: relative;
  z-index: 1;
}
.page-contact .ct-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}
.page-contact .ct-eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--spectrum);
}
.page-contact .ct-hero h1 {
  margin: 0 0 20px;
  max-width: 20ch;
  font-size: clamp(30px, 5.6vw, 62px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.page-contact .ct-lede {
  margin: 0 0 28px;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--on-dark-mute);
}
.page-contact .ct-context {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-context li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border: 2px solid var(--hair-dark);
  font-size: 13px;
}
.page-contact .ct-context-k {
  color: var(--on-dark-mute);
}
.page-contact .ct-context-v {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--green);
}

/* ---------- 区块标题 ---------- */
.page-contact .ct-sec-head {
  margin: 0 0 clamp(22px, 3.4vw, 38px);
  padding-left: 16px;
  border-left: 4px solid var(--magenta);
}
.page-contact .ct-sec-head h2 {
  margin: 0 0 8px;
  font-size: clamp(21px, 3vw, 33px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.015em;
}
.page-contact .ct-sec-note {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-dark-mute);
}

/* ---------- 三条联系卡 ---------- */
.page-contact .ct-cards {
  padding-top: clamp(38px, 6vw, 78px);
}
.page-contact .ct-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.8vw, 32px);
}
.page-contact .ct-card {
  padding: var(--ct-card-pad);
  background: var(--paper-2);
  color: var(--on-light);
  border: var(--bd) solid var(--brown);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.page-contact .ct-card--mail {
  box-shadow: 8px 8px 0 var(--magenta);
}
.page-contact .ct-card--phone {
  box-shadow: 6px 6px 0 var(--blue);
}
.page-contact .ct-card--addr {
  box-shadow: 6px 6px 0 var(--green);
}
.page-contact .ct-card:hover {
  transform: translate(-2px, -2px);
}
.page-contact .ct-card--mail:hover {
  box-shadow: 12px 12px 0 var(--magenta);
}
.page-contact .ct-card--phone:hover {
  box-shadow: 9px 9px 0 var(--blue);
}
.page-contact .ct-card--addr:hover {
  box-shadow: 9px 9px 0 var(--green);
}
.page-contact .ct-card-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--on-light-mute);
}
.page-contact .ct-card-tag::before {
  content: "";
  width: 9px;
  height: 9px;
  border: 2px solid var(--amber);
  background: transparent;
}
.page-contact .ct-card-value {
  margin: 0 0 16px;
  font-size: clamp(15px, 1.9vw, 19px);
  line-height: 1.45;
  font-weight: 700;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}
.page-contact .ct-card--mail .ct-card-value,
.page-contact .ct-card--phone .ct-card-value {
  font-family: var(--font-mono);
}
.page-contact .ct-card--phone .ct-card-value {
  font-size: clamp(20px, 2.8vw, 28px);
}
.page-contact .ct-card-value--plain {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.8vw, 18px);
}
.page-contact .ct-card-note {
  margin: 0;
  padding-top: 13px;
  border-top: 1px dashed var(--hair-light);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--on-light-mute);
}

/* ---------- 通栏氛围图 ---------- */
.page-contact .ct-band {
  margin: clamp(34px, 5vw, 64px) 0 0;
  border-top: 2px solid var(--hair-dark);
  border-bottom: 2px solid var(--hair-dark);
  overflow: hidden;
}
.page-contact .ct-band img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 响应时段 ---------- */
.page-contact .ct-hours {
  padding-top: clamp(38px, 6vw, 78px);
}
.page-contact .ct-hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 42px);
}
.page-contact .ct-hours-bar {
  padding: clamp(14px, 2vw, 24px);
  background: var(--ink-2);
  border: 2px solid var(--hair-dark);
  background-image: var(--scan);
}
.page-contact .ct-svg {
  display: block;
  width: 100%;
  height: auto;
}
.page-contact .ct-hours-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .ct-hours-list li {
  padding-left: 14px;
  border-left: 2px solid var(--hair-dark);
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark-mute);
}
.page-contact .ct-hours-list strong {
  color: var(--on-dark);
  font-weight: 700;
}

/* ---------- 留言整理区 ---------- */
.page-contact .ct-message {
  padding-top: clamp(38px, 6vw, 78px);
}
.page-contact .ct-message-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.6vw, 50px);
}
.page-contact .ct-form {
  display: grid;
  gap: clamp(16px, 2.2vw, 22px);
  padding: var(--ct-card-pad);
  background: var(--paper-2);
  color: var(--on-light);
  border: var(--bd) solid var(--brown);
  box-shadow: 8px 8px 0 var(--blue);
}
.page-contact .ct-field {
  display: grid;
  gap: 8px;
}
.page-contact .ct-field-label {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.page-contact .ct-field-label span {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--magenta);
}
.page-contact .ct-input,
.page-contact .ct-select,
.page-contact .ct-textarea {
  box-sizing: border-box;
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  font-size: 15px;
  color: var(--on-light);
  background: var(--paper);
  border: 2px solid var(--brown);
  border-radius: 0;
  appearance: none;
}
.page-contact .ct-textarea {
  min-height: 130px;
  resize: vertical;
  line-height: 1.7;
}
.page-contact .ct-input:focus-visible,
.page-contact .ct-select:focus-visible,
.page-contact .ct-textarea:focus-visible {
  outline: 2px solid var(--magenta);
  outline-offset: 3px;
  box-shadow: 0 0 0 2px var(--brown);
}
.page-contact .ct-field-hint {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--on-light-mute);
}
.page-contact .ct-form-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0;
  padding: 14px 16px;
  border: 2px dashed var(--brown);
  background: var(--paper);
  font-size: 13px;
  line-height: 1.72;
}
.page-contact .ct-form-alert::before {
  content: "";
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 4px;
  background: var(--amber);
  border: 2px solid var(--brown);
}

/* 右栏注释带 */
.page-contact .ct-rail-note {
  padding-left: 16px;
  border-left: 3px solid var(--amber);
}
.page-contact .ct-rail-title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}
.page-contact .ct-rail-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--on-dark-mute);
}
.page-contact .ct-rail-list li {
  display: flex;
  gap: 10px;
}
.page-contact .ct-rail-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  margin-top: 9px;
  background: var(--blue);
}
.page-contact .ct-rail-foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--hair-dark);
  font-size: 13px;
  line-height: 1.7;
  color: var(--on-dark-mute);
}
.page-contact .ct-rail-foot a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.page-contact .ct-rail-foot a:hover,
.page-contact .ct-rail-foot a:focus-visible {
  border-bottom-color: var(--green);
}

/* ---------- 联络方向切换 ---------- */
.page-contact .ct-topics {
  padding-top: clamp(38px, 6vw, 78px);
}
.page-contact .ct-switch {
  position: relative;
}
.page-contact .ct-switch-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .ct-switch-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(20px, 2.6vw, 28px);
}
.page-contact .ct-switch-label {
  padding: 9px 15px;
  border: 2px solid var(--hair-dark);
  font-size: 13px;
  font-weight: 600;
  color: var(--on-dark-mute);
  cursor: pointer;
  user-select: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.page-contact .ct-switch-label:hover {
  color: var(--on-dark);
  border-color: var(--blue);
}
.page-contact #ct-t-product:checked ~ .ct-switch-bar .ct-switch-label[for="ct-t-product"],
.page-contact #ct-t-service:checked ~ .ct-switch-bar .ct-switch-label[for="ct-t-service"],
.page-contact #ct-t-partner:checked ~ .ct-switch-bar .ct-switch-label[for="ct-t-partner"],
.page-contact #ct-t-media:checked ~ .ct-switch-bar .ct-switch-label[for="ct-t-media"] {
  background: var(--magenta);
  border-color: var(--brown);
  color: var(--paper-2);
}
.page-contact .ct-switch-panels {
  display: block;
}
.page-contact .ct-switch-panel {
  display: none;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.4vw, 28px);
  padding-top: clamp(18px, 2.4vw, 28px);
  border-top: 2px solid var(--hair-dark);
}
.page-contact #ct-t-product:checked ~ .ct-switch-panels .ct-switch-panel--product,
.page-contact #ct-t-service:checked ~ .ct-switch-panels .ct-switch-panel--service,
.page-contact #ct-t-partner:checked ~ .ct-switch-panels .ct-switch-panel--partner,
.page-contact #ct-t-media:checked ~ .ct-switch-panels .ct-switch-panel--media {
  display: grid;
}
.page-contact .ct-panel-block h3 {
  margin: 0 0 10px;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--on-dark);
}
.page-contact .ct-panel-block h3::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 9px;
  background: var(--spectrum);
  vertical-align: baseline;
}
.page-contact .ct-panel-block p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--on-dark-mute);
}
.page-contact .ct-panel-block ul {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-dark-mute);
}
.page-contact .ct-panel-block ul li {
  position: relative;
  padding-left: 18px;
}
.page-contact .ct-panel-block ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--amber);
}
.page-contact .ct-panel-link {
  font-size: 13px;
  line-height: 1.7;
  color: var(--on-dark-mute);
}
.page-contact .ct-panel-link a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.page-contact .ct-panel-link a:hover,
.page-contact .ct-panel-link a:focus-visible {
  border-bottom-color: var(--green);
}

/* ---------- 地址说明 ---------- */
.page-contact .ct-locate {
  padding-top: clamp(38px, 6vw, 78px);
}
.page-contact .ct-locate-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: start;
}
.page-contact .ct-locate-fig {
  margin: 0;
  border: 2px solid var(--hair-dark);
  overflow: hidden;
}
.page-contact .ct-locate-fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .ct-locate-text h2 {
  margin: 0 0 16px;
  font-size: clamp(21px, 3vw, 32px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.015em;
}
.page-contact .ct-locate-text > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--on-dark-mute);
}
.page-contact .ct-locate-dl {
  margin: clamp(22px, 3vw, 32px) 0 0;
  border-top: 2px solid var(--hair-dark);
}
.page-contact .ct-locate-dl > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair-dark);
}
.page-contact .ct-locate-dl dt {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
}
.page-contact .ct-locate-dl dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--on-dark);
}
.page-contact .ct-locate-dl dd a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}
.page-contact .ct-locate-dl dd a:hover,
.page-contact .ct-locate-dl dd a:focus-visible {
  border-bottom-color: var(--green);
}

/* ---------- 收束光带 ---------- */
.page-contact .ct-outro {
  padding: clamp(42px, 6vw, 82px) 0 0;
}
.page-contact .ct-outro p {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--on-dark-mute);
}
.page-contact .ct-outro-band {
  height: 3px;
  background: var(--spectrum);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-switch-panel {
    grid-template-columns: 1fr 1fr;
  }
  .page-contact .ct-locate-dl > div {
    grid-template-columns: 150px 1fr;
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-card-grid {
    grid-template-columns: 5fr 3fr 4fr;
    align-items: start;
  }
  .page-contact .ct-hours-grid {
    grid-template-columns: 7fr 4fr;
    align-items: start;
  }
  .page-contact .ct-locate-grid {
    grid-template-columns: 5fr 6fr;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-message-grid {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }
}

@media (min-width: 1280px) {
  .page-contact .ct-card-grid {
    grid-template-columns: 5fr 3fr 4fr;
    gap: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card,
  .page-contact .ct-switch-label,
  .page-contact .breadcrumb-item a,
  .page-contact .ct-panel-link a,
  .page-contact .ct-rail-foot a,
  .page-contact .ct-locate-dl dd a {
    transition: none;
  }
  .page-contact .ct-card:hover {
    transform: none;
  }
}