.page-contact {
  --pc-hero-radius: var(--r-lg);
}

.page-contact .section {
  margin-top: clamp(52px, 7vw, 100px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--pc-hero-radius);
  overflow: hidden;
  background: var(--panel-2);
}

.page-contact .contact-hero-media {
  position: absolute;
  inset: 0;
}

.page-contact .contact-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .48;
  filter: saturate(.9) contrast(1.06);
}

.page-contact .contact-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(102deg, rgba(10, 17, 32, .95) 6%, rgba(10, 17, 32, .74) 48%, rgba(10, 17, 32, .3) 96%),
    repeating-linear-gradient(180deg, rgba(63, 224, 208, .05) 0 1px, transparent 1px 4px);
}

.page-contact .contact-hero-body {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: clamp(30px, 5vw, 62px) clamp(20px, 4vw, 60px) clamp(34px, 5vw, 70px);
}

.page-contact .contact-title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-lede {
  margin-top: 18px;
  color: var(--muted);
  font-size: clamp(.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  max-width: 62ch;
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 合作板 ---------- */
.page-contact .board-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .section-head .lede {
  max-width: 60ch;
}

.page-contact .coop-list {
  margin-top: 26px;
}

.page-contact .coop-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 22px 22px 20px;
  outline: none;
  transition: border-color 200ms var(--ease), transform 200ms var(--ease), background 200ms var(--ease);
}

.page-contact .coop-card + .coop-card {
  margin-top: 16px;
}

.page-contact .coop-card:hover,
.page-contact .coop-card:focus-within,
.page-contact .coop-card:focus {
  border-color: var(--coral);
  background: var(--panel-2);
  transform: translateY(-2px);
}

.page-contact .coop-card:focus-visible {
  box-shadow: 0 0 0 2px var(--coral);
}

.page-contact .coop-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-contact .coop-no {
  font-size: .8125rem;
  color: var(--amber);
  letter-spacing: .08em;
}

.page-contact .coop-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1875rem;
  color: var(--paper);
}

.page-contact .coop-text {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.78;
  font-size: .9375rem;
}

.page-contact .coop-more {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  margin-top: 0;
  transition: grid-template-rows 260ms var(--ease), opacity 200ms var(--ease), margin-top 260ms var(--ease);
}

.page-contact .coop-more > div {
  overflow: hidden;
  border-left: 2px solid var(--cyan);
  padding-left: 14px;
}

.page-contact .coop-card:hover .coop-more,
.page-contact .coop-card:focus .coop-more,
.page-contact .coop-card:focus-within .coop-more {
  grid-template-rows: 1fr;
  opacity: 1;
  margin-top: 16px;
}

.page-contact .coop-more-label {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: .8125rem;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .coop-more-text {
  margin: 0;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.75;
}

/* ---------- 联络卡 ---------- */
.page-contact .board-side {
  min-width: 0;
}

.page-contact .contact-card {
  background: linear-gradient(170deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--amber);
  border-radius: var(--r-lg);
  padding: 24px 22px 22px;
  box-shadow: 0 30px 70px -44px rgba(240, 178, 74, .55);
}

.page-contact .contact-card-title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.125rem;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .contact-card-text {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.75;
}

.page-contact .mail-line {
  margin: 16px 0 0;
  padding: 12px 14px;
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
  background: rgba(10, 17, 32, .6);
  color: var(--cyan);
  font-size: .875rem;
  word-break: break-all;
}

.page-contact .contact-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-contact .contact-card-figure {
  margin-top: 22px;
}

.page-contact .contact-card .figure-cap {
  margin-top: 10px;
}

/* ---------- 流程 ---------- */
.page-contact .flow-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-contact .flow-step {
  position: relative;
  padding: 0 0 34px 60px;
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
}

.page-contact .flow-step::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 44px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(63, 224, 208, .06));
}

.page-contact .flow-step:last-child::after {
  display: none;
}

.page-contact .flow-no {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: var(--ink);
  color: var(--cyan);
  font-size: .8125rem;
}

.page-contact .flow-title {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--paper);
}

.page-contact .flow-text {
  margin: 10px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: .9375rem;
  line-height: 1.8;
}

/* ---------- 时段 ---------- */
.page-contact .timing-row {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .timing-item {
  padding: 22px 0;
}

.page-contact .timing-item + .timing-item {
  border-top: 1px solid var(--line);
}

.page-contact .timing-value {
  margin: 0;
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  color: var(--amber);
  letter-spacing: .01em;
}

.page-contact .timing-key {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .9375rem;
  color: var(--paper);
}

.page-contact .timing-note {
  margin: 8px 0 0;
  max-width: 46ch;
  color: var(--muted);
  font-size: .875rem;
  line-height: 1.75;
}

/* ---------- 站内事务 ---------- */
.page-contact .station-panel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--panel-2);
  padding: clamp(24px, 4vw, 44px) clamp(20px, 4vw, 48px);
  overflow: hidden;
}

.page-contact .station-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--amber) 52%, var(--coral));
}

.page-contact .station-body {
  position: relative;
  max-width: 68ch;
}

.page-contact .station-subject {
  margin: 20px 0 0;
  display: inline-block;
  padding: 12px 18px;
  border: 1px solid var(--amber);
  border-radius: var(--r-sm);
  background: rgba(10, 17, 32, .72);
  color: var(--amber);
  font-size: clamp(.9375rem, 2.6vw, 1.125rem);
  letter-spacing: .04em;
}

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

.page-contact .station-list li {
  position: relative;
  padding-left: 20px;
  margin-top: 12px;
  color: var(--muted);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-contact .station-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 公示信息带 ---------- */
.page-contact .notice-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 26px 0 24px;
  background: linear-gradient(180deg, rgba(18, 33, 58, .86) 0%, rgba(10, 17, 32, .96) 100%);
}

.page-contact .notice-title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: .8125rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .notice-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  font-size: .8125rem;
  color: var(--muted);
}

.page-contact .notice-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.page-contact .notice-key {
  color: var(--muted);
}

.page-contact .notice-list strong {
  font-weight: 500;
  color: var(--paper);
}

.page-contact .notice-foot {
  margin: 18px 0 0;
  max-width: 74ch;
  color: var(--muted);
  font-size: .8125rem;
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-contact .timing-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .timing-item {
    padding: 26px 24px;
  }

  .page-contact .timing-item:first-child {
    padding-left: 0;
  }

  .page-contact .timing-item + .timing-item {
    border-top: none;
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 992px) {
  .page-contact .board-grid {
    grid-template-columns: minmax(0, 1.34fr) minmax(300px, .82fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .contact-card {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }

  .page-contact .coop-list {
    margin-top: 30px;
  }
}

@media (max-width: 991px) {
  .page-contact .coop-more {
    grid-template-rows: 1fr;
    opacity: 1;
    margin-top: 16px;
  }
}

@media (max-width: 480px) {
  .page-contact .flow-step {
    padding-left: 48px;
  }

  .page-contact .flow-no {
    width: 32px;
    height: 32px;
    font-size: .75rem;
  }

  .page-contact .flow-step::after {
    left: 15px;
    top: 36px;
  }

  .page-contact .notice-list {
    gap: 10px 18px;
  }
}