.page-contact {
  overflow-x: hidden;
  padding-top: clamp(72px, 9vh, 110px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 44px);
}

/* ---------- 首屏 ---------- */
.page-contact .co-hero {
  padding-block: 0 clamp(52px, 8vh, 92px);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: end;
}

.page-contact .display {
  margin: 12px 0 20px;
  font-size: clamp(36px, 7.4vw, 82px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .lead {
  max-width: 34em;
  margin: 0;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .hero-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.2vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-2);
}

.page-contact .hero-card::after {
  content: "";
  position: absolute;
  top: -46px;
  right: -46px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: var(--grow);
  opacity: 0.2;
  filter: blur(42px);
  pointer-events: none;
}

.page-contact .hero-card-cap {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .hero-card-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-contact .hero-card .rule {
  margin: 20px 0 16px;
}

.page-contact .hero-card-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 复制按钮 ---------- */
.page-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--mist);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--summer);
  color: var(--pure);
}

.page-contact [data-copy-hint]:empty {
  display: none;
}

.page-contact [data-copy-hint] {
  margin-left: 6px;
  color: var(--spring);
}

/* ---------- 通用区块标题 ---------- */
.page-contact .co-ways,
.page-contact .co-flow,
.page-contact .co-perks,
.page-contact .co-visit,
.page-contact .co-faq {
  padding-block: clamp(52px, 8vh, 100px);
}

.page-contact .co-reach {
  padding-block: clamp(40px, 6vh, 76px);
}

.page-contact .co-head {
  max-width: 58ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-contact .co-head .section-title {
  margin: 10px 0 14px;
}

.page-contact .co-head .prose {
  margin: 0;
  color: var(--muted);
}

.page-contact .prose a,
.page-contact .way-body a,
.page-contact .perk a,
.page-contact .faq-item a {
  color: var(--summer);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 179, 192, 0.45);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .prose a:hover,
.page-contact .way-body a:hover,
.page-contact .perk a:hover,
.page-contact .faq-item a:hover {
  color: var(--pure);
  border-color: var(--pure);
}

/* ---------- 合作方向 ---------- */
.page-contact .ways-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .way {
  --accent: var(--spring);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .way[data-season="summer"] {
  --accent: var(--summer);
}

.page-contact .way[data-season="autumn"] {
  --accent: var(--autumn);
}

.page-contact .way[data-season="winter"] {
  --accent: var(--winter-lit);
}

.page-contact .way:hover {
  transform: translateY(-4px);
}

.page-contact .way[open] {
  border-color: var(--accent);
}

.page-contact .way summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  list-style: none;
  cursor: pointer;
  border-radius: var(--r-md);
}

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

.page-contact .way summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--accent);
  transition: transform 0.3s var(--ease);
}

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

.page-contact .way summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page-contact .way-dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
}

.page-contact .way-name {
  font-size: 19px;
  font-weight: 700;
  color: var(--mist);
  letter-spacing: -0.01em;
}

.page-contact .way-tag {
  display: none;
  margin-left: auto;
  margin-right: 14px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.page-contact .way-body {
  padding: 0 18px 20px 40px;
}

.page-contact .way-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .way-out {
  margin-top: 14px !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px !important;
  color: var(--accent) !important;
}

/* ---------- 合作流程 ---------- */
.page-contact .flow-figure {
  margin: 0 0 clamp(30px, 4.5vw, 48px);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .flow-figure .media-caption {
  margin: 0;
  padding: 14px 20px;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .flow-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-contact .flow-step {
  --accent: var(--spring);
  position: relative;
  padding-top: 24px;
}

.page-contact .flow-step[data-season="summer"] {
  --accent: var(--summer);
}

.page-contact .flow-step[data-season="autumn"] {
  --accent: var(--autumn);
}

.page-contact .flow-step[data-season="winter"] {
  --accent: var(--winter-lit);
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.page-contact .flow-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  color: var(--accent);
}

.page-contact .flow-step h3 {
  margin: 12px 0 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .flow-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .flow-time {
  display: inline-block;
  margin-top: 14px !important;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px !important;
  color: var(--mist) !important;
}

/* ---------- 合作方收益 ---------- */
.page-contact .perks-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .perk {
  --accent: var(--spring);
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-2);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-contact .perk[data-season="summer"] {
  --accent: var(--summer);
}

.page-contact .perk[data-season="autumn"] {
  --accent: var(--autumn);
}

.page-contact .perk[data-season="winter"] {
  --accent: var(--winter-lit);
}

.page-contact .perk:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.page-contact .perk h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--mist);
  letter-spacing: -0.01em;
}

.page-contact .perk h3::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--accent);
  vertical-align: middle;
}

.page-contact .perk p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 联系方式反白块 ---------- */
.page-contact .reach-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 64px);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--winter) 0%, #1B2440 52%, var(--ink-2) 100%);
  color: var(--snow);
}

.page-contact .reach-panel::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 179, 192, 0.28), transparent 68%);
  pointer-events: none;
}

.page-contact .reach-head {
  position: relative;
  max-width: 52ch;
}

.page-contact .reach-head .section-title {
  margin: 10px 0 14px;
  color: var(--snow);
}

.page-contact .reach-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 246, 249, 0.74);
}

.page-contact .reach-list {
  position: relative;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(232, 237, 242, 0.16);
}

.page-contact .contact-key {
  flex: none;
  min-width: 5.5em;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: rgba(242, 246, 249, 0.6);
}

.page-contact .contact-value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 18px);
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-contact .contact-value--link {
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 246, 249, 0.35);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-contact .contact-value--link:hover {
  color: var(--pure);
  border-color: var(--pure);
}

.page-contact .reach-panel .copy-btn {
  border-color: rgba(232, 237, 242, 0.28);
  color: var(--snow);
}

.page-contact .reach-panel .copy-btn:hover,
.page-contact .reach-panel .copy-btn:focus-visible {
  border-color: var(--summer);
}

.page-contact .reach-stats {
  position: relative;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid rgba(232, 237, 242, 0.16);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 18px;
}

.page-contact .reach-stats .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.15;
  color: var(--pure);
  letter-spacing: -0.01em;
}

.page-contact .reach-stats .stat-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(242, 246, 249, 0.68);
}

/* ---------- 联系地址与到访 ---------- */
.page-contact .visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
}

.page-contact .visit-figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-contact .visit-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .visit-copy .section-title {
  margin: 10px 0 16px;
}

.page-contact .visit-copy .prose {
  margin: 0 0 22px;
  color: var(--muted);
}

.page-contact .visit-address {
  display: block;
  margin: 0 0 24px;
  padding: 14px 18px;
  border-left: 3px solid var(--winter-lit);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: var(--ink-2);
  font-style: normal;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .visit-details {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-2);
}

.page-contact .visit-details summary {
  padding: 16px 20px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--summer);
}

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

.page-contact .visit-details summary::before {
  content: "→";
  margin-right: 10px;
  font-family: var(--font-mono);
}

.page-contact .visit-details summary:focus-visible {
  outline: 2px solid var(--summer);
  outline-offset: -2px;
}

.page-contact .visit-details ul {
  margin: 0;
  padding: 0 20px 20px 40px;
  list-style: none;
}

.page-contact .visit-details li {
  position: relative;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .visit-details li::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--spring);
}

/* ---------- 合作常见问题 ---------- */
.page-contact .faq-list {
  border-top: 1px solid var(--line);
}

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

.page-contact .faq-item summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 22px 0;
  list-style: none;
  cursor: pointer;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
}

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

.page-contact .faq-item summary::before {
  content: "Q";
  flex: none;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--autumn);
}

.page-contact .faq-item summary:focus-visible {
  outline: 2px solid var(--autumn);
  outline-offset: 2px;
}

.page-contact .faq-item p {
  margin: 0 0 24px;
  padding-left: 28px;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 760px) {
  .page-contact .ways-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .way-tag {
    display: block;
  }

  .page-contact .reach-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
  }

  .page-contact .reach-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(290px, 0.75fr);
  }

  .page-contact .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: center;
  }
}

@media (min-width: 820px) {
  .page-contact .perks-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-contact .perk-wide {
    grid-column: span 4;
  }

  .page-contact .perk-narrow {
    grid-column: span 2;
  }
}

@media (min-width: 1080px) {
  .page-contact .perks-grid {
    gap: 22px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .way,
  .page-contact .perk,
  .page-contact .copy-btn,
  .page-contact .contact-value--link {
    transition: none;
  }

  .page-contact .way:hover,
  .page-contact .perk:hover {
    transform: none;
  }
}