.page-contact {
  background: var(--c-ink);
  color: var(--c-ondark);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .ct-crumb {
  padding: 22px 0 4px;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page-contact .breadcrumbs__item {
  color: var(--c-muted);
  text-decoration: none;
}

.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 6px;
  color: rgba(216, 165, 65, .6);
}

.page-contact .breadcrumbs__item[aria-current="page"] {
  color: var(--c-gold);
}

/* ---------- 标题组 ---------- */
.page-contact .section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(200, 214, 226, .22);
  margin-bottom: clamp(24px, 3vw, 44px);
}

.page-contact .section__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--c-head);
}

.page-contact .section__note {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-gold);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 6vw, 82px) 0 clamp(46px, 6vw, 86px);
}

.page-contact .ct-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .ct-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
}

.page-contact .ct-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(118deg, rgba(11, 27, 43, .97) 0%, rgba(11, 27, 43, .76) 44%, rgba(20, 69, 110, .92) 100%),
    repeating-linear-gradient(90deg, rgba(200, 214, 226, .05) 0 1px, transparent 1px 104px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  top: -16%;
  right: -10%;
  width: 54%;
  height: 80%;
  z-index: 1;
  background: linear-gradient(200deg, rgba(216, 165, 65, .16), rgba(242, 106, 75, .05));
  transform: rotate(9deg);
  pointer-events: none;
}

.page-contact .ct-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-contact .ct-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(38px, 7vw, 74px);
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--c-head);
}

.page-contact .ct-hero__text {
  margin: 20px 0 0;
  max-width: 36em;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.85;
  color: var(--c-ondark);
}

.page-contact .ct-hero__facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-hero__facts li {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
}

.page-contact .ct-hero__fact-k {
  flex: 0 0 84px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-gold);
}

.page-contact .ct-hero__fact-v {
  color: var(--c-ondark);
}

/* 联系方式板 */
.page-contact .ct-chan {
  background: var(--c-paper);
  color: var(--c-black);
  padding: clamp(22px, 3vw, 34px);
  border-top: 4px solid var(--c-gold);
  box-shadow: 10px 10px 0 rgba(216, 165, 65, .2), 0 26px 60px rgba(0, 0, 0, .42);
}

.page-contact .ct-chan__k {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-graphite);
}

.page-contact .ct-chan__v {
  margin: 8px 0 0;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4.6vw, 40px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--c-black);
}

.page-contact .ct-chan__v--mail {
  font-size: clamp(16px, 2.1vw, 21px);
  word-break: break-all;
}

.page-contact .ct-chan__rule {
  display: block;
  height: 1px;
  margin: 20px 0;
  background: var(--c-line);
}

.page-contact .ct-chan__note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-graphite);
}

/* ---------- 咨询分流 ---------- */
.page-contact .ct-router {
  background: var(--c-paper);
  color: var(--c-black);
  padding: clamp(52px, 7vw, 96px) 0;
}

.page-contact .ct-router .section__head {
  border-bottom-color: var(--c-line);
}

.page-contact .ct-router .section__title {
  color: var(--c-black);
}

.page-contact .ct-router .section__note {
  color: var(--c-graphite);
}

.page-contact .ct-router__opts {
  position: relative;
  display: grid;
  gap: 10px;
}

.page-contact .ct-router__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-router__opt {
  display: block;
  padding: 13px 16px;
  border: 1px solid var(--c-line);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-graphite);
  cursor: pointer;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .ct-router__opt:hover {
  border-color: var(--c-gold);
  color: var(--c-black);
}

.page-contact .ct-router__radio:checked + .ct-router__opt {
  background: var(--c-ink);
  border-color: var(--c-ink);
  color: var(--c-head);
}

.page-contact .ct-router__radio:focus-visible + .ct-router__opt {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-contact .ct-router__hint {
  display: none;
  padding: 2px 0 2px 20px;
  border-left: 3px solid var(--c-gold);
}

.page-contact #ct-t1:checked ~ .ct-router__hints .ct-router__hint--1,
.page-contact #ct-t2:checked ~ .ct-router__hints .ct-router__hint--2,
.page-contact #ct-t3:checked ~ .ct-router__hints .ct-router__hint--3,
.page-contact #ct-t4:checked ~ .ct-router__hints .ct-router__hint--4 {
  display: block;
}

.page-contact .ct-router__via {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-coral);
}

.page-contact .ct-router__desc {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-black);
}

.page-contact .ct-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .ct-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-graphite);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}

/* ---------- 客服邮箱 ---------- */
.page-contact .ct-mail {
  background: var(--c-night);
  padding: clamp(52px, 7vw, 96px) 0;
}

.page-contact .ct-mail__grid {
  display: grid;
  gap: clamp(26px, 4vw, 60px);
}

.page-contact .ct-mail__main h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--c-head);
}

.page-contact .ct-mail__main p {
  margin: 18px 0 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-ondark);
}

.page-contact .ct-mail__aside {
  border-left: 3px solid var(--c-coral);
  padding-left: clamp(18px, 2.4vw, 28px);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
  counter-reset: none;
}

.page-contact .ct-steps li {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ondark);
}

.page-contact .ct-steps__k {
  flex: 0 0 52px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-gold);
}

.page-contact .ct-mail__note {
  margin: 18px 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 电话与地址 ---------- */
.page-contact .ct-direct {
  background: var(--c-paper);
  color: var(--c-black);
  padding: clamp(52px, 7vw, 96px) 0;
}

.page-contact .ct-direct .section__head {
  border-bottom-color: var(--c-line);
}

.page-contact .ct-direct .section__title {
  color: var(--c-black);
}

.page-contact .ct-direct .section__note {
  color: var(--c-graphite);
}

.page-contact .ct-direct__grid {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-contact .ct-direct__board {
  border: 1px solid var(--c-line);
  background: #FBF7EF;
  padding: clamp(22px, 3vw, 32px);
}

.page-contact .ct-direct__board--alt {
  border-left: 3px solid var(--c-coral);
}

.page-contact .ct-direct__k {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-graphite);
}

.page-contact .ct-direct__num {
  margin: 10px 0 0;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4.6vw, 42px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--c-black);
}

.page-contact .ct-direct__addr {
  margin: 12px 0 0;
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.75;
  color: var(--c-black);
}

.page-contact .ct-direct__meta {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-graphite);
}

/* ---------- 合作与引用 ---------- */
.page-contact .ct-coop {
  background: var(--c-ink);
  padding: clamp(52px, 7vw, 96px) 0;
}

.page-contact .ct-coop__grid {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-contact .ct-coop__item {
  background: var(--c-ink);
  padding: clamp(20px, 3vw, 30px);
}

.page-contact .ct-coop__item .tag {
  display: inline-block;
  padding: 4px 10px;
  background: transparent;
  border: 1px solid currentColor;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-contact .tag--gold { color: var(--c-gold); }
.page-contact .tag--coral { color: var(--c-coral); }
.page-contact .tag--cyan { color: var(--c-cyan); }
.page-contact .tag--ink { color: var(--c-ondark); }

.page-contact .ct-coop__item h3 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--c-head);
}

.page-contact .ct-coop__item p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ondark);
}

.page-contact .ct-coop__item .ct-coop__req {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 处理流程 ---------- */
.page-contact .ct-flow-sec {
  background: var(--c-paper);
  color: var(--c-black);
  padding: clamp(52px, 7vw, 96px) 0;
}

.page-contact .ct-flow-sec .section__head {
  border-bottom-color: var(--c-line);
}

.page-contact .ct-flow-sec .section__title {
  color: var(--c-black);
}

.page-contact .ct-flow-sec .section__note {
  color: var(--c-graphite);
}

.page-contact .ct-flow__fig {
  margin: 0 0 clamp(24px, 3.4vw, 42px);
}

.page-contact .ct-flow__fig img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--c-line);
  object-fit: cover;
}

.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-contact .ct-flow__step {
  position: relative;
  padding: 28px 22px 22px;
  border: 1px solid var(--c-line);
  background: #FBF7EF;
}

.page-contact .ct-flow__dot {
  position: absolute;
  top: -5px;
  left: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-gold);
}

.page-contact .ct-flow__idx {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-coral);
}

.page-contact .ct-flow__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--c-black);
}

.page-contact .ct-flow__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-graphite);
}

.page-contact .ct-flow__eta {
  margin: 18px 0 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.6;
  color: var(--c-graphite);
  opacity: .55;
  transition: opacity .18s var(--ease), color .18s var(--ease);
}

.page-contact .ct-flow__step:hover .ct-flow__eta,
.page-contact .ct-flow__step:focus-within .ct-flow__eta {
  opacity: 1;
  color: var(--c-coral);
}

/* ---------- 常见疑问 ---------- */
.page-contact .ct-faq {
  background: var(--c-ink);
  padding: clamp(52px, 7vw, 96px) 0;
}

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

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

.page-contact .ct-faq__item summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 18px 40px 18px 0;
  font-family: var(--font-head);
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.4;
  color: var(--c-head);
}

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

.page-contact .ct-faq__item summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 20px;
  color: var(--c-gold);
}

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

.page-contact .ct-faq__item summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-contact .ct-faq__item p {
  margin: 0;
  padding: 0 40px 22px 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-ondark);
}

.page-contact .ct-faq__item p a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 208, 201, .45);
}

.page-contact .ct-faq__item p a:hover {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 延伸入口 ---------- */
.page-contact .ct-next {
  background: var(--c-paper);
  color: var(--c-black);
  padding: clamp(46px, 6vw, 84px) 0;
}

.page-contact .ct-next .section__title {
  color: var(--c-black);
}

.page-contact .ct-next__grid {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-contact .ct-next__item {
  display: block;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--c-paper);
  text-decoration: none;
  transition: background-color .18s var(--ease);
}

.page-contact .ct-next__item:hover {
  background: #FBF7EF;
}

.page-contact .ct-next__k {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-coral);
}

.page-contact .ct-next__t {
  display: block;
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-black);
}

.page-contact .ct-next__item:hover .ct-next__t {
  text-decoration: underline;
  text-decoration-color: var(--c-gold);
  text-underline-offset: 4px;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .ct-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .ct-direct__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }
  .page-contact .ct-direct__board--alt {
    margin-top: 16px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
  }
  .page-contact .ct-chan {
    margin-top: 54px;
  }
  .page-contact .ct-router__opts {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    gap: 10px clamp(28px, 4vw, 56px);
    align-items: start;
  }
  .page-contact .ct-router__opt {
    grid-column: 1;
  }
  .page-contact .ct-router__hints {
    grid-column: 2;
    grid-row: 1 / span 4;
  }
  .page-contact .ct-mail__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }
  .page-contact .ct-coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .ct-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }
  .page-contact .ct-flow__step {
    border-right-width: 0;
  }
  .page-contact .ct-flow__step:last-child {
    border-right-width: 1px;
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-next__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition: none !important;
    animation: none !important;
  }
}