.page-contact {
  --pc-hair: rgba(201, 214, 223, 0.16);
  --pc-hair-strong: rgba(201, 214, 223, 0.32);
  --pc-line-light: rgba(11, 60, 93, 0.14);
  --pc-card-dark: rgba(6, 31, 47, 0.72);
  background: var(--c-ink);
  color: var(--c-scale);
  font-family: var(--font-cjk);
  overflow-x: hidden;
}

.page-contact img {
  max-width: 100%;
  display: block;
}

.page-contact .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb {
  padding-top: 20px;
  padding-bottom: 4px;
  font-size: 13px;
  color: var(--c-mist);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-contact .pc-crumb__link {
  color: var(--c-scale);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-crumb__link:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-contact .pc-crumb__sep {
  color: var(--c-mist);
}

.page-contact .pc-crumb__now {
  color: var(--c-mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 28px 0 56px;
  background:
    radial-gradient(120% 100% at 84% -10%, rgba(0, 229, 204, 0.14), transparent 62%),
    radial-gradient(90% 80% at 6% 110%, rgba(255, 107, 53, 0.1), transparent 60%),
    linear-gradient(180deg, var(--c-ink-deep), var(--c-ink) 76%);
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 36px;
}

.page-contact .contact-hero__eyebrow {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-cyan-2);
  text-transform: uppercase;
}

.page-contact .contact-hero__eyebrow .num {
  color: var(--c-cyan);
  margin-right: 10px;
  letter-spacing: 0.06em;
}

.page-contact .contact-hero h1 {
  margin: 16px 0 0;
  font-size: clamp(34px, 8vw, 64px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--c-fog);
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-scale);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  font-size: 14px;
  color: var(--c-mist);
}

.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-contact .contact-hero__facts .num {
  color: var(--c-cyan);
  font-size: 20px;
  line-height: 1;
}

/* 首屏通道索引 */
.page-contact .route-index {
  display: grid;
  border-top: 1px solid var(--pc-hair-strong);
}

.page-contact .route-index__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num label"
    "num hint";
  gap: 2px 16px;
  align-items: center;
  padding: 16px 4px 16px 0;
  border-bottom: 1px solid var(--pc-hair);
  color: var(--c-fog);
  text-decoration: none;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .route-index__item:hover,
.page-contact .route-index__item:focus-visible {
  color: var(--c-cyan);
  transform: translateX(6px);
  border-bottom-color: var(--c-cyan);
}

.page-contact .route-index__num {
  grid-area: num;
  font-size: 22px;
  color: var(--c-mist);
  transition: color var(--dur) var(--ease);
}

.page-contact .route-index__item:hover .route-index__num {
  color: var(--c-cyan);
}

.page-contact .route-index__label {
  grid-area: label;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-contact .route-index__hint {
  grid-area: hint;
  font-size: 13px;
  color: var(--c-mist);
}

/* ---------- 通用章节抬头 ---------- */
.page-contact .section-head {
  margin: 0 0 34px;
}

.page-contact .section-head__num {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--c-cyan);
  letter-spacing: 0.08em;
}

.page-contact .section-head__title {
  margin: 0;
  font-size: clamp(26px, 5.2vw, 42px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--c-fog);
}

.page-contact .section-head__lede {
  margin: 16px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .section-head--light .section-head__num {
  color: var(--c-deep-2);
}

.page-contact .section-head--light .section-head__title {
  color: var(--c-deep);
}

.page-contact .section-head--light .section-head__lede {
  color: #46647a;
}

/* ---------- 四通道 ---------- */
.page-contact .channel-map {
  padding: 56px 0 72px;
  background: linear-gradient(180deg, var(--c-deep) 0%, var(--c-ink) 88%);
}

.page-contact .channel-map__banner {
  margin: 0 0 40px;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 12 / 5;
  border: 1px solid var(--pc-hair);
  background: var(--c-ink-deep);
}

.page-contact .channel-map__banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

.page-contact .channel-track {
  display: grid;
  gap: 18px;
}

.page-contact .channel-card {
  position: relative;
  display: block;
  padding: 26px 22px 24px;
  background: var(--pc-card-dark);
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  border-top-left-radius: var(--notch);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  left: var(--notch);
  right: 24px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-cyan), transparent);
  opacity: 0.6;
  transition: opacity var(--dur) var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 204, 0.5);
  box-shadow: 0 18px 34px rgba(4, 15, 23, 0.55);
}

.page-contact .channel-card:hover::after {
  opacity: 1;
}

.page-contact .channel-card__num {
  display: block;
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
}

.page-contact .channel-card__title {
  margin: 12px 0 0;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 900;
  color: var(--c-fog);
}

.page-contact .channel-card__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-scale);
}

.page-contact .channel-card__tag {
  display: inline-block;
  margin-top: 18px;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--c-cyan-2);
  border: 1px solid rgba(127, 227, 218, 0.4);
  border-radius: 999px;
  background: rgba(15, 91, 114, 0.35);
}

/* ---------- 直接联系方式（浅色区） ---------- */
.page-contact .reach {
  padding: 60px 0 64px;
  background: var(--c-fog);
  color: var(--c-deep);
}

.page-contact .buoy-grid {
  display: grid;
  gap: 18px;
}

.page-contact .buoy-card {
  background: #ffffff;
  border: 1px solid var(--pc-line-light);
  border-radius: 24px 24px 24px 6px;
  padding: 28px 24px;
  box-shadow: 0 12px 28px rgba(11, 60, 93, 0.08);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .buoy-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 38px rgba(11, 60, 93, 0.14);
}

.page-contact .buoy-card--primary {
  border-color: rgba(0, 229, 204, 0.7);
  box-shadow: 0 14px 32px rgba(0, 229, 204, 0.16);
}

.page-contact .buoy-card__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-deep-2);
}

.page-contact .buoy-card__value {
  margin: 12px 0 0;
  font-size: 21px;
  line-height: 1.4;
  font-weight: 900;
  color: var(--c-deep);
  word-break: break-word;
}

.page-contact .buoy-card__value--addr {
  font-size: 17px;
  line-height: 1.6;
}

.page-contact .buoy-card__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: #46647a;
}

.page-contact .buoy-card .btn {
  margin-top: 20px;
}

.page-contact .reach__note {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: #46647a;
}

.page-contact .reach__note a,
.page-contact .fix__foot a,
.page-contact .coop__text a,
.page-contact .scene-item__a a {
  color: var(--c-deep-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 91, 114, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .reach__note a:hover,
.page-contact .fix__foot a:hover,
.page-contact .coop__text a:hover,
.page-contact .scene-item__a a:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

/* ---------- 内容更正 ---------- */
.page-contact .fix {
  padding: 64px 0 68px;
  background: linear-gradient(180deg, var(--c-fog) 0%, var(--c-ink) 26%, var(--c-ink) 100%);
}

.page-contact .fix__grid {
  display: grid;
  gap: 20px;
}

.page-contact .fix__block {
  padding: 28px 24px;
  background: var(--pc-card-dark);
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
}

.page-contact .fix__block--aside {
  background: rgba(15, 91, 114, 0.28);
  border-color: rgba(0, 229, 204, 0.28);
}

.page-contact .fix__subtitle {
  margin: 0 0 18px;
  font-size: 19px;
  font-weight: 900;
  color: var(--c-fog);
}

.page-contact .fix__list,
.page-contact .fix__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .fix__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-scale);
}

.page-contact .fix__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 50% 50% 50% 2px;
  background: var(--c-cyan);
}

.page-contact .fix__steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-scale);
}

.page-contact .fix__steps .num {
  color: var(--c-gold);
  font-size: 17px;
  line-height: 1.6;
}

.page-contact .fix__foot {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .fix__foot a {
  color: var(--c-cyan);
  border-bottom-color: rgba(0, 229, 204, 0.5);
}

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

/* ---------- 合作与投稿 ---------- */
.page-contact .coop {
  padding: 8px 0 72px;
  background: var(--c-ink);
}

.page-contact .coop__grid {
  display: grid;
  gap: 20px;
}

.page-contact .coop__panel {
  padding: 30px 24px;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(15, 91, 114, 0.35), rgba(6, 31, 47, 0.85));
  scroll-margin-top: 90px;
}

.page-contact .coop__panel--wide {
  border-top-left-radius: var(--notch);
}

.page-contact .coop__kicker {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--c-orange);
}

.page-contact .coop__title {
  margin: 12px 0 0;
  font-size: clamp(21px, 4vw, 28px);
  line-height: 1.3;
  font-weight: 900;
  color: var(--c-fog);
}

.page-contact .coop__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-scale);
}

.page-contact .coop__text a {
  color: var(--c-cyan);
  border-bottom-color: rgba(0, 229, 204, 0.5);
}

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

.page-contact .coop__label {
  margin: 24px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-cyan-2);
}

.page-contact .coop__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .coop__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-scale);
}

.page-contact .coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--c-cyan);
}

/* ---------- 对照表 ---------- */
.page-contact .compare {
  padding: 60px 0 68px;
  background: var(--c-fog);
  color: var(--c-deep);
}

.page-contact .compare__grid {
  display: grid;
  gap: 28px;
}

.page-contact .compare__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--pc-line-light);
  aspect-ratio: 14 / 9;
  background: var(--c-deep);
}

.page-contact .compare__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .compare__place {
  margin-top: 18px;
  padding: 22px 20px;
  background: #ffffff;
  border: 1px solid var(--pc-line-light);
  border-radius: var(--radius);
  border-bottom-left-radius: 2px;
}

.page-contact .compare__place-label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--c-deep-2);
}

.page-contact .compare__place-text {
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 700;
  color: var(--c-deep);
}

.page-contact .compare__place-note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: #46647a;
}

.page-contact .compare-table-wrap {
  width: 100%;
}

.page-contact .compare-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border: 1px solid var(--pc-line-light);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 15px;
}

.page-contact .compare-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 12px;
  font-size: 13px;
  color: #46647a;
}

.page-contact .compare-table th,
.page-contact .compare-table td {
  text-align: left;
  padding: 15px 14px;
  border-bottom: 1px solid var(--pc-line-light);
  vertical-align: top;
  line-height: 1.65;
}

.page-contact .compare-table thead th {
  background: var(--c-deep);
  color: var(--c-fog);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.03em;
}

.page-contact .compare-table tbody th {
  color: var(--c-deep);
  font-weight: 700;
}

.page-contact .compare-table tbody td {
  color: #3c586c;
}

.page-contact .compare-table tbody tr {
  transition: background-color var(--dur) var(--ease);
}

.page-contact .compare-table tbody tr:hover {
  background: rgba(0, 229, 204, 0.08);
}

.page-contact .compare-table tbody tr:last-child th,
.page-contact .compare-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 常见场景 ---------- */
.page-contact .scenes {
  position: relative;
  padding: 64px 0 88px;
  background: linear-gradient(180deg, var(--c-fog) 0%, var(--c-ink) 22%, var(--c-ink-deep) 100%);
}

.page-contact .tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 26px;
  scrollbar-width: thin;
}

.page-contact .tab-btn {
  flex: 0 0 auto;
  padding: 10px 18px;
  font-size: 15px;
  font-family: inherit;
  color: var(--c-scale);
  background: rgba(15, 91, 114, 0.3);
  border: 1px solid var(--pc-hair);
  border-radius: 999px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .tab-btn:hover {
  color: var(--c-cyan);
  border-color: rgba(0, 229, 204, 0.5);
}

.page-contact .tab-btn[aria-selected="true"] {
  background: var(--c-cyan);
  border-color: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 700;
}

.page-contact .scene-panel[hidden] {
  display: none;
}

.page-contact .scene-panel {
  scroll-margin-top: 80px;
}

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

.page-contact .scene-item {
  padding: 22px 22px 22px 20px;
  background: rgba(6, 31, 47, 0.66);
  border: 1px solid var(--pc-hair);
  border-left: 3px solid var(--c-cyan);
  border-radius: var(--radius);
}

.page-contact .scene-item__q {
  margin: 0;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--c-fog);
}

.page-contact .scene-item__a {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-scale);
}

.page-contact .scene-item__a a {
  color: var(--c-cyan);
  border-bottom-color: rgba(0, 229, 204, 0.5);
}

.page-contact .scene-item__a a:hover {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
}

.page-contact .shore-line {
  margin-top: 56px;
  color: rgba(0, 229, 204, 0.32);
}

.page-contact .shore-line svg {
  display: block;
  width: 100%;
  height: 74px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-hero {
    padding: 36px 0 68px;
  }

  .page-contact .channel-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .buoy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .buoy-card--primary {
    grid-column: 1 / -1;
  }

  .page-contact .fix__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .coop__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 60px;
    align-items: end;
  }

  .page-contact .contact-hero h1 {
    font-size: clamp(44px, 5.2vw, 64px);
  }

  .page-contact .route-index {
    border-top-color: var(--pc-hair-strong);
  }

  .page-contact .reach {
    padding: 76px 0 80px;
  }

  .page-contact .buoy-grid {
    grid-template-columns: 1.15fr 0.85fr 0.85fr;
    align-items: start;
  }

  .page-contact .buoy-card--primary {
    grid-column: auto;
  }

  .page-contact .buoy-card:nth-child(2) {
    margin-top: 26px;
  }

  .page-contact .buoy-card:nth-child(3) {
    margin-top: 52px;
  }

  .page-contact .compare__grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }

  .page-contact .coop__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-contact .coop__panel--wide {
    padding: 36px 32px;
  }
}

@media (min-width: 1080px) {
  .page-contact .channel-track {
    grid-template-columns: 1.08fr 0.92fr 1.04fr 0.96fr;
    align-items: start;
    gap: 20px;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-top: 30px;
  }

  .page-contact .channel-card:nth-child(4) {
    margin-top: 48px;
  }

  .page-contact .channel-map {
    padding: 68px 0 88px;
  }

  .page-contact .fix__grid {
    grid-template-columns: 7fr 5fr;
    gap: 24px;
  }
}

@media (max-width: 760px) {
  .page-contact .compare-table,
  .page-contact .compare-table tbody,
  .page-contact .compare-table tr,
  .page-contact .compare-table th,
  .page-contact .compare-table td {
    display: block;
    width: 100%;
  }

  .page-contact .compare-table {
    border: none;
    background: transparent;
    border-radius: 0;
  }

  .page-contact .compare-table__caption {
    padding: 0 0 14px;
  }

  .page-contact .compare-table thead {
    display: none;
  }

  .page-contact .compare-table tbody tr {
    background: #ffffff;
    border: 1px solid var(--pc-line-light);
    border-radius: var(--radius);
    padding: 16px 18px;
    margin-bottom: 14px;
  }

  .page-contact .compare-table tbody th,
  .page-contact .compare-table tbody td {
    border-bottom: none;
    padding: 5px 0;
  }

  .page-contact .compare-table tbody th {
    font-size: 17px;
    padding-bottom: 10px;
  }

  .page-contact .compare-table tbody td::before {
    content: attr(data-label) "：";
    color: var(--c-deep-2);
    font-weight: 700;
    margin-right: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .route-index__item,
  .page-contact .channel-card,
  .page-contact .buoy-card,
  .page-contact .tab-btn {
    transition: opacity 120ms linear;
    transform: none !important;
  }
}