.page-contact {
  --co-line: rgba(16, 20, 24, .13);
  --co-gap: clamp(1.5rem, 4vw, 3rem);
  --co-pad-y: clamp(3.2rem, 8vw, 6rem);
  background: var(--paper);
  color: var(--ink);
}

/* 首屏 */
.page-contact .co-hero {
  position: relative;
  overflow: hidden;
}

.page-contact .co-hero-band {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: calc(var(--header-h) + 1.1rem) 0 clamp(1.8rem, 5vw, 3rem);
  border-bottom-left-radius: clamp(1.2rem, 4vw, 2.6rem);
  border-bottom-right-radius: clamp(1.2rem, 4vw, 2.6rem);
}

.page-contact .co-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: rgba(201, 207, 214, .28);
  pointer-events: none;
}

.page-contact .co-band-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .8rem 1.5rem;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-ui);
  font-size: .8rem;
  letter-spacing: .03em;
}

.page-contact .breadcrumb li {
  display: flex;
  align-items: center;
  gap: .45rem;
  color: var(--silver);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  color: rgba(201, 207, 214, .5);
}

.page-contact .breadcrumb a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 239, 230, .3);
  padding-bottom: 1px;
  transition: color .2s, border-color .2s;
}

.page-contact .breadcrumb a:hover {
  color: var(--orange);
  border-color: var(--orange);
}

.page-contact .co-band-note {
  margin: 0;
  font-family: var(--font-data);
  font-size: .72rem;
  letter-spacing: .12em;
  color: rgba(201, 207, 214, .75);
}

.page-contact .co-hero-grid {
  display: grid;
  gap: var(--co-gap);
  padding-block: clamp(1.6rem, 4.5vw, 3rem) var(--co-pad-y);
}

.page-contact .co-hero-copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 4rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .co-lead {
  margin: 1.1rem 0 0;
  max-width: 36em;
  font-size: clamp(.98rem, 1.4vw, 1.1rem);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .co-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.6rem;
}

.page-contact .co-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.6rem;
  margin: 1.8rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--co-line);
  font-family: var(--font-ui);
  font-size: .82rem;
  color: var(--fog);
}

.page-contact .co-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: .35rem;
}

.page-contact .co-hero-facts li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
  flex: none;
  transform: translateY(-2px);
}

.page-contact .co-hero-facts .num {
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink);
}

/* 首屏联系卡 */
.page-contact .co-card {
  background: var(--night);
  color: var(--paper);
  border: 1px solid rgba(201, 207, 214, .26);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
}

.page-contact .co-card-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(140deg, var(--ink), var(--space));
}

.page-contact .co-card-media img,
.page-contact .co-flow-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .co-card-body {
  display: grid;
  gap: .7rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
}

.page-contact .co-card-label {
  margin: 0;
  font-family: var(--font-ui);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-contact .co-card-mail {
  margin: 0;
  font-family: var(--font-data);
  font-size: clamp(.88rem, 2.3vw, 1.02rem);
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .co-card-hours {
  margin: 0;
  font-size: .82rem;
  color: rgba(244, 239, 230, .7);
}

.page-contact .co-card-note {
  margin: 0;
  font-size: .82rem;
  color: rgba(244, 239, 230, .6);
}

.page-contact .co-card-note a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, .5);
}

/* 复制与轻按钮 */
.page-contact .co-copy {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  font-family: var(--font-ui);
  font-size: .75rem;
  letter-spacing: .04em;
  padding: .35rem .8rem;
  border-radius: 999px;
  border: 1px solid rgba(201, 207, 214, .4);
  background: transparent;
  color: var(--silver);
  cursor: pointer;
  text-decoration: none;
  transition: color .2s, background .2s, border-color .2s;
}

.page-contact .co-copy:hover {
  color: var(--ink);
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .co-copy.is-done {
  color: var(--green);
  border-color: var(--green);
}

/* 通用小标与次级链接 */
.page-contact .eyebrow .num {
  color: var(--orange);
  margin-right: .4rem;
}

.page-contact .co-more {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: 1.1rem;
  font-family: var(--font-ui);
  font-size: .86rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 2px;
  transition: color .2s;
}

.page-contact .co-more::after {
  content: "→";
  color: var(--orange);
}

.page-contact .co-more:hover {
  color: var(--orange);
}

/* 合作方向 */
.page-contact .co-dirs {
  padding-block: var(--co-pad-y);
}

.page-contact .co-dirs-grid {
  display: grid;
  gap: var(--co-gap);
}

.page-contact .co-dirs-head h2,
.page-contact .co-flow-head h2,
.page-contact .co-partners-head h2,
.page-contact .co-faq-head h2 {
  margin: .5rem 0 .9rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1.22;
}

.page-contact .co-dirs-head p:last-of-type,
.page-contact .co-partners-head p:last-of-type,
.page-contact .co-faq-head p:last-of-type {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.85;
}

.page-contact .co-dir-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--co-line);
}

.page-contact .co-dir {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .5rem 1rem;
  padding: clamp(1.2rem, 3vw, 1.8rem) .2rem;
  border-bottom: 1px solid var(--co-line);
  transition: transform .24s ease, background .24s ease;
}

.page-contact .co-dir:hover {
  transform: translateX(6px);
  background: rgba(255, 90, 31, .05);
}

.page-contact .co-dir-num {
  font-size: .82rem;
  padding-top: .35rem;
  color: var(--amber);
}

.page-contact .co-dir-body h3 {
  margin: .5rem 0 .3rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
}

.page-contact .co-dir-who {
  margin: 0 0 .55rem;
  font-family: var(--font-ui);
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--fog);
}

.page-contact .co-dir-body p:last-child {
  margin: 0;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .co-dir-body a,
.page-contact .co-partners-foot a {
  color: var(--kz-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(195, 39, 62, .35);
}

/* 合作流程 */
.page-contact .co-flow {
  padding-block: var(--co-pad-y);
  background:
    radial-gradient(115% 75% at 92% -8%, rgba(47, 143, 91, .22), transparent 62%),
    radial-gradient(90% 60% at -10% 105%, rgba(255, 90, 31, .14), transparent 60%),
    var(--ink);
  color: var(--paper);
}

.page-contact .co-flow .eyebrow {
  color: var(--silver);
}

.page-contact .co-flow-head h2 {
  color: var(--paper);
}

.page-contact .co-flow-head p:last-of-type {
  margin: 0;
  max-width: 42em;
  color: rgba(244, 239, 230, .72);
  line-height: 1.85;
}

.page-contact .co-steps {
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .9rem;
}

.page-contact .co-step {
  position: relative;
  padding: 1.1rem 1.1rem 1.2rem;
  border-radius: var(--radius);
  background: rgba(244, 239, 230, .045);
  border: 1px solid rgba(244, 239, 230, .12);
  transition: background .24s, border-color .24s, transform .24s;
}

.page-contact .co-step:hover {
  background: rgba(255, 90, 31, .1);
  border-color: rgba(255, 90, 31, .45);
  transform: translateY(-3px);
}

.page-contact .co-step-num {
  font-family: var(--font-data);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .co-step h3 {
  margin: .55rem 0 .45rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.12rem;
  color: var(--paper);
}

.page-contact .co-step p {
  margin: 0;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(244, 239, 230, .7);
}

.page-contact .co-flow-foot {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(2rem, 5vw, 3.2rem);
  align-items: center;
}

.page-contact .co-flow-media .media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--space), var(--night));
}

.page-contact .co-flow-side h3 {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--paper);
}

.page-contact .co-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .8rem;
}

.page-contact .co-check li {
  position: relative;
  padding-left: 1.4rem;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(244, 239, 230, .72);
}

.page-contact .co-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--green);
}

.page-contact .co-check strong {
  color: var(--paper);
  font-weight: 600;
}

/* 合作方 */
.page-contact .co-partners {
  padding-block: var(--co-pad-y);
}

.page-contact .co-partners-head {
  max-width: 46em;
  margin-bottom: clamp(1.6rem, 4vw, 2.4rem);
}

.page-contact .co-partner-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--co-line);
}

.page-contact .co-partner {
  display: grid;
  gap: .35rem 1.5rem;
  padding: clamp(1.1rem, 2.8vw, 1.5rem) clamp(.3rem, 1.5vw, .9rem);
  border-bottom: 1px solid var(--co-line);
  transition: background .24s, padding-left .24s;
}

.page-contact .co-partner:hover {
  background: rgba(18, 35, 63, .05);
  padding-left: 1.2rem;
}

.page-contact .co-partner h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.page-contact .co-partner-form {
  margin: 0;
  font-family: var(--font-ui);
  font-size: .78rem;
  letter-spacing: .03em;
  color: var(--kz-red);
}

.page-contact .co-partner p:last-child {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .co-partners-foot {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  font-size: .9rem;
  color: var(--fog);
}

/* 联系卡 */
.page-contact .co-desk-sec {
  padding-block: var(--co-pad-y);
}

.page-contact .co-desk {
  position: relative;
  overflow: hidden;
  padding: clamp(1.4rem, 4vw, 3rem);
  border-radius: clamp(1.1rem, 3vw, 2.2rem);
  background: var(--space);
  color: var(--paper);
}

.page-contact .co-desk::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--amber) 32%, var(--green) 64%, var(--kz-red));
}

.page-contact .co-desk-head h2 {
  margin: .5rem 0 .9rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  line-height: 1.22;
  color: var(--paper);
}

.page-contact .co-desk-head p:last-of-type {
  margin: 0;
  max-width: 44em;
  color: rgba(244, 239, 230, .75);
  line-height: 1.85;
}

.page-contact .co-desk-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.6rem);
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
}

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

.page-contact .co-contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .6rem 1rem;
  padding: .95rem 0;
  border-bottom: 1px solid rgba(244, 239, 230, .16);
}

.page-contact .co-contact-item:first-child {
  padding-top: 0;
}

.page-contact .co-contact-main {
  display: grid;
  gap: .2rem;
  min-width: 0;
}

.page-contact .co-contact-label {
  font-family: var(--font-ui);
  font-size: .74rem;
  letter-spacing: .1em;
  color: rgba(201, 207, 214, .8);
}

.page-contact .co-contact-value {
  font-family: var(--font-data);
  font-size: clamp(.9rem, 2.2vw, 1.02rem);
  color: var(--paper);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact a.co-contact-value:hover {
  color: var(--orange);
}

.page-contact .co-contact-acts {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.page-contact .co-desk-side h3 {
  margin: 0 0 .8rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--paper);
}

.page-contact .co-desk-side p {
  margin: 0 0 .8rem;
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(244, 239, 230, .74);
}

.page-contact .co-desk-side ul {
  margin: 0 0 .9rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .6rem;
}

.page-contact .co-desk-side li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .88rem;
  line-height: 1.7;
  color: rgba(244, 239, 230, .7);
}

.page-contact .co-desk-side li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
}

.page-contact .co-desk-side a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, .45);
}

/* 常见问题 */
.page-contact .co-faq-sec {
  padding-block: var(--co-pad-y);
}

.page-contact .co-faq-grid {
  display: grid;
  gap: var(--co-gap);
}

.page-contact .co-faq-list {
  border-top: 1px solid var(--co-line);
}

.page-contact .co-faq {
  border-bottom: 1px solid var(--co-line);
}

.page-contact .co-faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: .98rem;
  line-height: 1.6;
  color: var(--ink);
  transition: color .2s;
}

.page-contact .co-faq summary::-webkit-details-marker {
  display: none;
}

.page-contact .co-faq summary:hover {
  color: var(--orange);
}

.page-contact .co-faq summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-data);
  color: var(--orange);
  font-size: 1rem;
  line-height: 1.4;
  transition: transform .2s;
}

.page-contact .co-faq[open] summary::after {
  transform: rotate(45deg);
}

.page-contact .co-faq-body {
  padding: 0 0 1.1rem;
}

.page-contact .co-faq-body p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .co-faq-body a {
  color: var(--kz-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(195, 39, 62, .35);
}

/* 收束 */
.page-contact .co-closing {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.4rem;
  margin-top: clamp(2rem, 5vw, 3.2rem);
  padding-top: clamp(1.4rem, 3vw, 2rem);
  border-top: 1px solid var(--co-line);
}

.page-contact .co-closing-text {
  flex: 1 1 16rem;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.4vw, 1.4rem);
  color: var(--ink);
}

.page-contact .co-closing .co-more {
  margin-top: 0;
}

/* 断点 */
@media (min-width: 880px) {
  .page-contact .co-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .co-step {
    padding: 1.6rem 1.4rem 0 0;
    border: 0;
    border-top: 1px solid rgba(244, 239, 230, .2);
    border-radius: 0;
    background: transparent;
  }

  .page-contact .co-step:hover {
    transform: none;
    background: transparent;
    border-top-color: var(--orange);
  }

  .page-contact .co-step::before {
    content: "";
    position: absolute;
    top: -4.5px;
    left: 0;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--amber);
    box-shadow: 0 0 0 4px rgba(232, 163, 61, .16);
  }

  .page-contact .co-step:hover::before {
    background: var(--orange);
    box-shadow: 0 0 0 4px rgba(255, 90, 31, .2);
  }

  .page-contact .co-step h3 {
    font-size: 1.05rem;
  }

  .page-contact .co-flow-foot {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-contact .co-partner {
    grid-template-columns: minmax(0, .75fr) minmax(0, 1.1fr) minmax(0, 1.5fr);
    align-items: baseline;
  }
}

@media (min-width: 920px) {
  .page-contact .co-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(2rem, 4vw, 3.6rem);
    align-items: start;
  }

  .page-contact .co-dirs-grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-contact .co-dirs-head,
  .page-contact .co-faq-head {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }

  .page-contact .co-desk-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-contact .co-faq-grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
}
<<<END>>>