.page-contact {
  --ct-line: rgba(34, 224, 207, 0.22);
  --ct-line-soft: rgba(29, 58, 82, 0.9);
  --ct-dash: rgba(138, 154, 165, 0.3);
  background: var(--yb-night);
  color: var(--yb-cream);
  overflow-x: hidden;
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-contact .ct-crumb {
  padding-top: clamp(14px, 2vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(18px, 3vw, 34px) 0 clamp(26px, 4vw, 46px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(110% 80% at 10% 0%, rgba(34, 224, 207, 0.13), transparent 58%),
    radial-gradient(80% 70% at 100% 100%, rgba(255, 107, 44, 0.11), transparent 62%),
    linear-gradient(90deg, rgba(29, 58, 82, 0.7) 1px, transparent 1px),
    linear-gradient(rgba(29, 58, 82, 0.7) 1px, transparent 1px);
  background-size: auto, auto, 72px 72px, 72px 72px;
  opacity: 0.9;
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-hero__title {
  font-family: var(--yb-display);
  font-weight: 700;
  font-size: clamp(2rem, 5.6vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--yb-cream);
  margin: 10px 0 18px;
  max-width: 16em;
}

.page-contact .ct-hero__title em {
  font-style: normal;
  color: var(--yb-cyan);
}

.page-contact .ct-hero__sub {
  font-family: var(--yb-body);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.62;
  color: var(--yb-rock);
  max-width: 58ch;
  margin: 0 0 22px;
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.page-contact .ct-hero__ver {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--yb-rock);
  padding-top: 16px;
  border-top: 1px solid var(--ct-line-soft);
  margin: 0;
}

.page-contact .ct-hero__verNo {
  font-family: var(--yb-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--yb-cyan);
  border: 1px solid var(--ct-line);
  padding: 3px 9px;
  letter-spacing: 0.04em;
  box-shadow: 3px 3px 0 rgba(34, 224, 207, 0.14);
}

.page-contact .ct-hero__ver a {
  color: var(--yb-cream);
  text-decoration: none;
  border-bottom: 1px solid var(--yb-orange);
  padding-bottom: 1px;
  transition: color var(--yb-t), border-color var(--yb-t);
}

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

/* 联系面板 */
.page-contact .ct-hero__panel {
  background: var(--yb-panel);
  border: 2px solid var(--yb-gridline);
  border-left: 4px solid var(--yb-cyan);
  box-shadow: var(--yb-shadow);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-contact .ct-panel__label {
  font-family: var(--yb-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--yb-cyan);
  margin: 0 0 8px;
}

.page-contact .ct-panel__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: clamp(1.15rem, 1.9vw, 1.45rem);
  letter-spacing: 0.01em;
  color: var(--yb-cream);
  margin: 0 0 16px;
}

.page-contact .ct-panel__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ct-panel__k {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--yb-rock);
  margin-bottom: 4px;
}

.page-contact .ct-panel__v {
  display: block;
  font-size: 15px;
  line-height: 1.52;
  color: var(--yb-cream);
  overflow-wrap: anywhere;
}

.page-contact a.ct-panel__v {
  text-decoration: none;
  border-bottom: 1px dashed rgba(34, 224, 207, 0.4);
  transition: color var(--yb-t), border-color var(--yb-t);
}

.page-contact a.ct-panel__v:hover,
.page-contact a.ct-panel__v:focus-visible {
  color: var(--yb-cyan);
  border-bottom-color: var(--yb-cyan);
}

.page-contact .ct-panel__v--mono {
  font-family: var(--yb-mono);
  font-size: 14px;
}

.page-contact .ct-panel__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--yb-gridline);
  font-size: 13px;
  line-height: 1.6;
  color: var(--yb-rock);
}

/* ---------- 横幅图 ---------- */
.page-contact .ct-media {
  position: relative;
  margin: clamp(8px, 2vw, 18px) 0 clamp(30px, 4vw, 52px);
  border: 2px solid var(--yb-gridline);
  background: var(--yb-panel);
  overflow: hidden;
}

.page-contact .ct-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(200px, 30vw, 360px);
  object-fit: cover;
}

.page-contact .ct-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 22, 38, 0.3), rgba(5, 12, 21, 0.82));
  pointer-events: none;
}

.page-contact .ct-media__cap {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;
  z-index: 1;
  font-family: var(--yb-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--yb-cream);
}

.page-contact .ct-media--flow {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

/* ---------- 主体两栏 ---------- */
.page-contact .ct-body__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-contact .ct-rail {
  border: 2px solid var(--yb-gridline);
  background: rgba(18, 36, 56, 0.72);
  padding: 16px 18px 18px;
  box-shadow: var(--yb-shadow);
}

.page-contact .ct-rail .yb-rail__link {
  display: block;
}

.page-contact .ct-rail__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--yb-gridline);
  font-size: 12px;
  line-height: 1.6;
  color: var(--yb-rock);
}

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

.page-contact .ct-section {
  padding-block: clamp(28px, 4.2vw, 52px);
}

.page-contact .ct-main > .ct-section + .ct-section {
  border-top: 1px solid var(--ct-line-soft);
}

.page-contact .ct-main > .ct-section:first-child {
  padding-top: 0;
}

.page-contact .yb-section__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: 0.005em;
  color: var(--yb-cream);
  margin: 0 0 8px;
}

.page-contact .yb-section__note {
  font-size: 14px;
  line-height: 1.62;
  color: var(--yb-rock);
  max-width: 62ch;
  margin: 0 0 22px;
}

/* ---------- 筛选 ---------- */
.page-contact .ct-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
}

/* ---------- 合作类型矩阵 ---------- */
.page-contact .ct-kinds {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-kind {
  position: relative;
  background: var(--yb-panel);
  border: 2px solid var(--yb-gridline);
  padding: 18px 18px 20px;
  transition: transform var(--yb-t), border-color var(--yb-t), box-shadow var(--yb-t);
}

.page-contact .ct-kind:hover,
.page-contact .ct-kind:focus-within {
  border-color: var(--ct-line);
  transform: translate(-3px, -3px);
  box-shadow: var(--yb-shadow-cyan);
}

.page-contact .ct-kind[hidden],
.page-contact .ct-kind.is-hidden {
  display: none;
}

.page-contact .ct-kind__icon {
  display: block;
  width: 34px;
  height: 34px;
  color: var(--yb-cyan);
  margin-bottom: 12px;
}

.page-contact .ct-kind__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-contact .ct-kind__type {
  font-family: var(--yb-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yb-clay);
  margin: 0 0 6px;
}

.page-contact .ct-kind__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--yb-cream);
  margin: 0 0 8px;
}

.page-contact .ct-kind__desc {
  font-size: 14px;
  line-height: 1.62;
  color: var(--yb-rock);
  margin: 0 0 14px;
}

.page-contact .ct-kind__fit {
  list-style: none;
  margin: 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--yb-gridline);
  display: grid;
  gap: 8px;
}

.page-contact .ct-kind__fit li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  font-size: 13px;
  line-height: 1.55;
  color: var(--yb-cream);
}

.page-contact .ct-kind__fit b {
  font-family: var(--yb-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--yb-moss-soft);
  padding-top: 2px;
}

.page-contact .yb-filter-empty {
  display: none;
  margin: 16px 0 0;
  padding: 14px 16px;
  border: 2px dashed var(--ct-dash);
  font-size: 13px;
  color: var(--yb-rock);
}

.page-contact .yb-filter-empty.is-shown {
  display: block;
}

/* ---------- 四步流程 ---------- */
.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-step {
  position: relative;
  background: rgba(18, 36, 56, 0.6);
  border: 2px solid var(--yb-gridline);
  padding: 18px 18px 20px;
  transition: border-color var(--yb-t), background var(--yb-t), transform var(--yb-t), box-shadow var(--yb-t);
}

.page-contact .ct-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 46px;
  background: var(--yb-cyan);
}

.page-contact .ct-step:hover,
.page-contact .ct-step:focus-within {
  border-color: var(--ct-line);
  box-shadow: var(--yb-shadow-cyan);
  transform: translateY(-3px);
}

.page-contact .ct-step__no {
  display: inline-block;
  font-family: var(--yb-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--yb-cyan);
  margin-bottom: 10px;
}

.page-contact .ct-step__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.3;
  color: var(--yb-cream);
  margin: 0 0 6px;
}

.page-contact .ct-step__text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--yb-rock);
  margin: 0;
}

.page-contact .ct-step__more {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--ct-dash);
  font-size: 13px;
  line-height: 1.55;
  color: var(--yb-rock);
}

.page-contact .ct-step__more p {
  margin: 0;
}

.page-contact .ct-step__more b {
  font-family: var(--yb-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--yb-moss-soft);
  margin-right: 6px;
}

/* ---------- 打包与试运行 ---------- */
.page-contact .ct-pack {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-pack__card {
  position: relative;
  background: var(--yb-panel);
  border: 2px solid var(--yb-gridline);
  padding: 20px 20px 22px;
}

.page-contact .ct-pack__card--venue {
  border-top: 4px solid var(--yb-cyan);
}

.page-contact .ct-pack__card--sport {
  border-top: 4px solid var(--yb-orange);
}

.page-contact .ct-pack__tag {
  font-family: var(--yb-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-contact .ct-pack__card--venue .ct-pack__tag {
  color: var(--yb-cyan);
}

.page-contact .ct-pack__card--sport .ct-pack__tag {
  color: var(--yb-orange);
}

.page-contact .ct-pack__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.3;
  color: var(--yb-cream);
  margin: 0 0 10px;
}

.page-contact .ct-pack__desc {
  font-size: 14px;
  line-height: 1.62;
  color: var(--yb-rock);
  margin: 0 0 14px;
}

.page-contact .ct-pack__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .ct-pack__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--yb-cream);
}

.page-contact .ct-pack__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  background: var(--yb-moss);
}

.page-contact .ct-trial {
  grid-column: 1 / -1;
  border: 2px dashed rgba(34, 224, 207, 0.35);
  background: linear-gradient(120deg, rgba(34, 224, 207, 0.08), rgba(10, 22, 38, 0) 72%);
  padding: 20px 20px 22px;
}

.page-contact .ct-trial__tag {
  font-family: var(--yb-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yb-cyan);
  margin: 0 0 10px;
}

.page-contact .ct-trial__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.3;
  color: var(--yb-cream);
  margin: 0 0 16px;
}

.page-contact .ct-trial__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-trial__list li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 13px;
  line-height: 1.58;
  color: var(--yb-cream);
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(29, 58, 82, 0.9);
}

.page-contact .ct-trial__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .ct-trial__list b {
  font-family: var(--yb-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--yb-clay);
  padding-top: 2px;
}

/* ---------- 自助入口 ---------- */
.page-contact .ct-self {
  padding-block: clamp(30px, 4.4vw, 56px) 0;
  border-top: 1px solid var(--ct-line-soft);
}

.page-contact .ct-self__grid {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-self__link {
  display: block;
  text-decoration: none;
  color: var(--yb-cream);
  padding: 16px 16px 18px;
  border: 2px solid var(--yb-gridline);
  background: rgba(18, 36, 56, 0.5);
  transition: border-color var(--yb-t), background var(--yb-t), transform var(--yb-t);
}

.page-contact .ct-self__link:hover,
.page-contact .ct-self__link:focus-visible {
  border-color: var(--yb-cyan);
  background: rgba(34, 224, 207, 0.08);
  transform: translateY(-3px);
}

.page-contact .ct-self__name {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--yb-cream);
  margin: 0 0 8px;
}

.page-contact .ct-self__desc {
  font-size: 13px;
  line-height: 1.58;
  color: var(--yb-rock);
  margin: 0;
}

.page-contact .ct-self__go {
  display: block;
  margin-top: 12px;
  font-family: var(--yb-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--yb-cyan);
}

/* ---------- 收束 CTA ---------- */
.page-contact .ct-cta {
  margin-top: clamp(28px, 4vw, 52px);
  border: 2px solid var(--yb-gridline);
  background: linear-gradient(135deg, rgba(34, 224, 207, 0.1), rgba(18, 36, 56, 0.92) 58%);
  box-shadow: var(--yb-shadow);
  padding: clamp(22px, 3vw, 34px);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-cta__title {
  font-family: var(--yb-head);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  line-height: 1.25;
  color: var(--yb-cream);
  margin: 0 0 8px;
}

.page-contact .ct-cta__sub {
  font-size: 14px;
  line-height: 1.62;
  color: var(--yb-rock);
  margin: 0;
  max-width: 54ch;
}

.page-contact .ct-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-kinds,
  .page-contact .ct-self__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-top: 2px solid var(--yb-gridline);
    border-bottom: 2px solid var(--yb-gridline);
  }

  .page-contact .ct-step {
    border: 0;
    border-right: 2px solid var(--yb-gridline);
    padding: 20px 16px 22px;
  }

  .page-contact .ct-step:last-child {
    border-right: 0;
  }

  .page-contact .ct-step::after {
    width: 100%;
    height: 3px;
  }

  .page-contact .ct-step:hover,
  .page-contact .ct-step:focus-within {
    transform: none;
    box-shadow: none;
    background: rgba(34, 224, 207, 0.06);
  }

  .page-contact .ct-step__more {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
    transition: max-height 240ms ease, opacity 180ms ease, margin-top 240ms ease,
      padding-top 240ms ease, border-color 240ms ease;
  }

  .page-contact .ct-step:hover .ct-step__more,
  .page-contact .ct-step:focus-within .ct-step__more {
    max-height: 260px;
    opacity: 1;
    margin-top: 12px;
    padding-top: 12px;
    border-top-color: var(--ct-dash);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-pack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(310px, 0.7fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-body__inner {
    grid-template-columns: minmax(220px, 254px) minmax(0, 1fr);
    gap: clamp(26px, 3vw, 46px);
  }

  .page-contact .ct-rail {
    position: sticky;
    top: clamp(88px, 12vh, 120px);
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-self__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}