.page-contact {
  background: var(--night);
  color: var(--warm);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact .co-top {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-contact .crumb {
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--ash);
}

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

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

.page-contact .crumb__sep {
  margin: 0 8px;
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */
.page-contact .co-hero {
  padding-block: clamp(26px, 5vw, 54px) clamp(20px, 4vw, 44px);
}

.page-contact .co-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .eyebrow {
  color: var(--signal);
}

.page-contact .co-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 4.6vw, 3.25rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 18em;
}

.page-contact .co-hero__lead {
  margin: 18px 0 0;
  max-width: 32em;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-contact .co-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .co-chips li {
  padding: 8px 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--warm);
  background: rgba(16, 42, 76, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .co-chips li:first-child {
  border-color: rgba(47, 163, 107, 0.45);
  color: var(--pitch);
}

.page-contact .co-shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--space), var(--indigo));
}

.page-contact .co-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .co-shot figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 26px 14px 12px;
  font-size: var(--fs-12);
  color: var(--warm);
  background: linear-gradient(180deg, rgba(11, 27, 51, 0) 0%, rgba(11, 27, 51, 0.92) 70%);
}

/* ---------- 主体两栏 ---------- */
.page-contact .co-body {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  padding-block: clamp(20px, 4vw, 44px);
}

.page-contact .co-main {
  min-width: 0;
}

.page-contact .co-sec {
  padding-block: clamp(26px, 4vw, 42px);
  border-top: 1px solid var(--line);
}

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

.page-contact .co-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-contact .co-sec__no {
  font-family: var(--font-serif);
  font-size: var(--fs-24);
  line-height: 1;
  color: var(--signal);
}

.page-contact .co-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .co-sec__intro {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

/* ---------- 合作类型切换 ---------- */
.page-contact .co-tabs {
  margin-top: 22px;
}

.page-contact .co-tabs__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .co-tabs__tab {
  padding: 10px 14px;
  font-size: var(--fs-14);
  color: var(--ash);
  background: rgba(16, 42, 76, 0.5);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-contact .co-tabs__tab:hover {
  color: var(--warm);
  border-color: var(--line-strong);
}

.page-contact .co-tabs__panel {
  display: none;
  padding-top: 20px;
}

.page-contact .co-tabs__panel h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: var(--fs-18);
  font-weight: 700;
  color: var(--warm);
}

.page-contact .co-tabs__panel p {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ash);
}

.page-contact .co-tabs__panel p.co-panel__fit {
  margin: 0;
  padding-left: 10px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--pitch);
  border-left: 2px solid var(--pitch);
}

.page-contact #coop-1:checked ~ .co-tabs__panels #coop-panel-1,
.page-contact #coop-2:checked ~ .co-tabs__panels #coop-panel-2,
.page-contact #coop-3:checked ~ .co-tabs__panels #coop-panel-3 {
  display: block;
}

.page-contact #coop-1:checked ~ .co-tabs__labels label[for="coop-1"],
.page-contact #coop-2:checked ~ .co-tabs__labels label[for="coop-2"],
.page-contact #coop-3:checked ~ .co-tabs__labels label[for="coop-3"] {
  color: var(--night);
  font-weight: 700;
  background: var(--signal);
  border-color: var(--signal);
}

.page-contact #coop-1:focus-visible ~ .co-tabs__labels label[for="coop-1"],
.page-contact #coop-2:focus-visible ~ .co-tabs__labels label[for="coop-2"],
.page-contact #coop-3:focus-visible ~ .co-tabs__labels label[for="coop-3"] {
  outline: 2px solid var(--warm);
  outline-offset: 2px;
}

/* ---------- 咨询准备 ---------- */
.page-contact .co-prep {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .co-prep li {
  padding: 14px 16px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
  background: rgba(16, 42, 76, 0.45);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .co-prep strong {
  display: block;
  margin-bottom: 4px;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .co-note {
  margin: 16px 0 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--ash);
}

/* ---------- 合作流程（沙土米色区块） ---------- */
.page-contact .co-sec--flow {
  border-top: 0;
}

.page-contact .co-flow {
  padding: clamp(22px, 3.5vw, 38px);
  color: var(--night);
  background: var(--sand);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.page-contact .co-flow__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-contact .co-flow__no {
  font-family: var(--font-serif);
  font-size: var(--fs-24);
  line-height: 1;
  color: var(--wine);
}

.page-contact .co-flow h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--night);
}

.page-contact .co-flow__lead {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: rgba(11, 27, 51, 0.78);
}

.page-contact .co-steps {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .co-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-dark);
}

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

.page-contact .co-step__no {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: var(--fs-18);
  line-height: 1.4;
  color: var(--wine);
}

.page-contact .co-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--night);
}

.page-contact .co-step p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: rgba(11, 27, 51, 0.78);
}

.page-contact .co-flow__fig {
  margin: 24px 0 0;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--space);
}

.page-contact .co-flow__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 服务范围 ---------- */
.page-contact .co-scope {
  margin: 20px 0 0;
  display: grid;
}

.page-contact .co-scope__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .co-scope__row dt {
  font-family: var(--font-display);
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-contact .co-scope__row dd {
  margin: 0;
  max-width: 36em;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ash);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .co-next {
  margin-top: clamp(32px, 6vw, 60px);
  padding-top: 26px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .co-next h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-contact .co-next ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .co-next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  font-size: var(--fs-16);
  color: var(--warm);
  text-decoration: none;
  background: rgba(16, 42, 76, 0.45);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-contact .co-next a span {
  font-size: var(--fs-12);
  color: var(--ash);
  text-align: right;
}

.page-contact .co-next a:hover {
  transform: translateY(-2px);
  border-color: var(--signal);
  background: rgba(16, 42, 76, 0.85);
}

.page-contact .co-next a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ---------- 右侧联系卡 ---------- */
.page-contact .co-rail {
  min-width: 0;
}

.page-contact .co-rail__card {
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(180deg, rgba(16, 42, 76, 0.96), rgba(11, 27, 51, 0.92));
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.page-contact .co-rail__status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--ash);
}

.page-contact .co-rail__status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pitch);
  box-shadow: 0 0 0 4px rgba(47, 163, 107, 0.18);
}

.page-contact .co-rail__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-24);
  letter-spacing: -0.01em;
}

.page-contact .co-rail__sub {
  margin: 6px 0 18px;
  font-size: var(--fs-14);
  color: var(--ash);
}

.page-contact .co-line {
  padding-block: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .co-line__key {
  display: block;
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--ash);
}

.page-contact .co-line__val {
  display: block;
  margin-top: 8px;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1rem, 3.4vw, 1.2rem);
  line-height: 1.4;
  color: var(--warm);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .co-line__val:hover,
.page-contact .co-line__val:focus-visible {
  color: var(--signal);
}

.page-contact .co-line__val--tel {
  font-size: clamp(1.6rem, 6vw, 2.1rem);
  letter-spacing: 0.02em;
  color: var(--signal);
  word-break: normal;
}

.page-contact .co-line__addr {
  margin: 8px 0 0;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--warm);
}

.page-contact .co-line .copy-btn {
  margin-top: 12px;
  padding: 7px 13px;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  color: var(--ash);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-contact .co-line .copy-btn:hover {
  color: var(--warm);
  border-color: var(--warm);
}

.page-contact .co-line .copy-btn:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-contact .co-rail__note {
  margin: 18px 0 0;
  padding-top: 16px;
  font-size: var(--fs-12);
  line-height: 1.8;
  color: var(--ash);
  border-top: 1px solid var(--line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .co-next ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
  }

  .page-contact .co-scope__row {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 940px) {
  .page-contact .co-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }

  .page-contact .co-hero__lead {
    font-size: var(--fs-18);
  }
}

@media (min-width: 1020px) {
  .page-contact .co-body {
    grid-template-columns: minmax(0, 1fr) minmax(290px, 348px);
    align-items: start;
  }

  .page-contact .co-rail {
    position: sticky;
    top: 26px;
  }
}
<<<PAGE_CSS_END>>>