/* ===== 联系通道 page-contact ===== */
.page-contact {
  --pc-rail: 104px;
  --pc-soft: rgba(0, 227, 233, 0.08);
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 24px 0 0;
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 20px;
}

.page-contact .contact-hero__frame {
  position: relative;
  padding: 30px 20px 34px;
  border: 1px solid var(--grid);
  background:
    radial-gradient(120% 130% at 94% -12%, rgba(0, 227, 233, 0.14), transparent 58%),
    linear-gradient(180deg, var(--night), var(--void));
}

.page-contact .corner {
  position: absolute;
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.page-contact .corner--tl { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.page-contact .corner--tr { top: -1px; right: -1px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.page-contact .corner--bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.page-contact .corner--br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }

.page-contact .contact-hero__eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
}

.page-contact .contact-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 8vw, 66px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
}

.page-contact .hero-facts {
  margin: 26px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--grid);
  display: grid;
  gap: 16px;
}

.page-contact .hero-fact {
  min-width: 0;
}

.page-contact .hero-fact .data-key {
  margin: 0 0 6px;
  color: var(--mist);
}

.page-contact .hero-fact .data-val {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.page-contact .contact-hero__media {
  margin-top: 22px;
  aspect-ratio: 1200 / 560;
}

/* ---------- 主体网格 ---------- */
.page-contact .contact-body {
  padding: 40px 0 64px;
}

.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-contact .contact-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .contact-rail__list li {
  flex: 0 0 auto;
}

.page-contact .contact-rail .index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-capsule);
  color: var(--mist);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
}

.page-contact .contact-rail .index-link .mono {
  color: var(--cyan);
}

.page-contact .contact-rail .index-link[aria-current="true"] {
  border-color: var(--cyan);
  color: var(--white);
  background: var(--pc-soft);
}

/* ---------- 章节 ---------- */
.page-contact .contact-chapter {
  padding: 34px 0;
  border-top: 1px solid var(--grid);
}

.page-contact .chapter-head {
  margin-bottom: 22px;
}

.page-contact .chapter-num {
  margin: 0 0 10px;
  padding: 0 8px;
  border-left: 1px solid var(--grid);
  border-right: 1px solid var(--grid);
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .chapter-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5vw, 34px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .chapter-note {
  margin: 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .chapter-note a,
.page-contact .channel-side__note a,
.page-contact .material-item p a,
.page-contact .rhythm-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 227, 233, 0.4);
}

.page-contact .chapter-note a:hover,
.page-contact .channel-side__note a:hover,
.page-contact .material-item p a:hover,
.page-contact .rhythm-text a:hover {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-deep);
}

/* ---------- 01 通道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .channel-col {
  display: grid;
  gap: 14px;
}

.page-contact .channel-block {
  display: grid;
  gap: 8px;
  width: 100%;
  padding: 20px 18px;
  text-align: left;
  background: linear-gradient(180deg, var(--steel), var(--night));
  border: 1px solid var(--grid);
  border-radius: var(--radius-card);
  cursor: pointer;
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-contact .channel-block:hover,
.page-contact .channel-block:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .channel-block[data-copied="true"] {
  border-color: var(--green);
}

.page-contact .channel-block__label {
  color: var(--mist);
}

.page-contact .channel-block__value {
  font-size: clamp(17px, 4.4vw, 25px);
  line-height: 1.3;
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .channel-block--phone .channel-block__value {
  color: var(--orange);
}

.page-contact .channel-block__hint {
  font-size: 13px;
  color: var(--mist);
}

.page-contact .channel-block[data-copied="true"] .channel-block__hint {
  color: var(--green);
}

.page-contact .channel-foot {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .channel-side {
  padding: 20px 18px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-card);
  background: rgba(10, 21, 38, 0.7);
}

.page-contact .channel-side__title {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .pick-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pick-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--grid);
  font-size: 15px;
  color: var(--white);
}

.page-contact .pick-item:first-child {
  border-top: 1px dashed var(--grid);
}

.page-contact .pick-a {
  flex: 0 0 auto;
  font-size: 13px;
  color: var(--amber);
}

.page-contact .channel-side__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 02 反馈材料 ---------- */
.page-contact .material-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .material-item {
  position: relative;
  padding: 18px 18px 18px 58px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-panel);
  background: linear-gradient(180deg, rgba(16, 31, 53, 0.92), rgba(10, 21, 38, 0.92));
}

.page-contact .material-idx {
  position: absolute;
  left: 16px;
  top: 19px;
  padding: 2px 5px;
  border-left: 1px solid var(--grid);
  border-right: 1px solid var(--grid);
  font-size: 13px;
  color: var(--cyan);
}

.page-contact .material-item h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .material-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 03 地址 ---------- */
.page-contact .loc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-contact .loc-info .tag {
  margin-bottom: 16px;
}

.page-contact .loc-address {
  margin: 0 0 14px;
  font-size: clamp(17px, 4.2vw, 22px);
  line-height: 1.55;
  color: var(--white);
}

.page-contact .loc-text {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .loc-map {
  margin: 22px 0 0;
  padding: 12px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-panel);
  background: rgba(5, 9, 18, 0.6);
}

.page-contact .loc-map svg {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
}

.page-contact .loc-map .map-block rect {
  fill: rgba(29, 51, 82, 0.55);
  stroke: var(--grid);
  stroke-width: 1;
}

.page-contact .loc-map .map-road {
  fill: none;
  stroke: rgba(0, 227, 233, 0.45);
  stroke-width: 2;
}

.page-contact .loc-map .map-road--minor {
  stroke: rgba(29, 51, 82, 1);
  stroke-width: 1;
}

.page-contact .loc-map .map-pin {
  fill: var(--orange);
}

.page-contact .loc-map .map-cross {
  fill: none;
  stroke: var(--orange);
  stroke-width: 1;
}

.page-contact .loc-map figcaption {
  margin-top: 10px;
  font-size: 12px;
  color: var(--mist);
}

.page-contact .loc-media__frame {
  aspect-ratio: 900 / 600;
}

/* ---------- 04 合作 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .partner-card {
  position: relative;
  padding: 22px 18px 20px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-card);
  background: var(--void);
  overflow: hidden;
}

.page-contact .partner-card__bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent 78%);
}

.page-contact .partner-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .partner-card__owner {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--amber);
}

.page-contact .partner-card p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 05 处理节奏 ---------- */
.page-contact .rhythm-list {
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--grid);
}

.page-contact .rhythm-item {
  position: relative;
  padding: 0 0 24px 16px;
}

.page-contact .rhythm-item:last-child {
  padding-bottom: 0;
}

.page-contact .rhythm-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: var(--void);
}

.page-contact .rhythm-time {
  margin: 0 0 6px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .rhythm-text {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
}

.page-contact .contact-outro {
  margin-top: 26px;
  padding: 22px 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-card);
  background:
    linear-gradient(115deg, rgba(255, 106, 26, 0.12), transparent 62%),
    var(--night);
}

.page-contact .contact-outro__text {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .contact-hero__frame {
    padding: 36px 30px 40px;
  }

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

@media (min-width: 820px) {
  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 24px;
    align-items: start;
  }

  .page-contact .loc-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .partner-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 1000px) {
  .page-contact .contact-body__grid {
    grid-template-columns: var(--pc-rail) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .contact-rail__list {
    flex-direction: column;
    overflow: visible;
    gap: 10px;
    padding-bottom: 0;
  }

  .page-contact .contact-rail .index-link {
    width: 100%;
    border-radius: var(--radius-panel);
    padding: 10px 12px;
    justify-content: flex-start;
  }

  .page-contact .contact-chapter {
    padding: 42px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-block {
    transition: none;
  }

  .page-contact .channel-block:hover,
  .page-contact .channel-block:focus-visible {
    transform: none;
  }
}