/* ===== 页面作用域：联系我们 ===== */
.page-contact {
  --contact-line: var(--grid);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--grid);
}

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

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  filter: saturate(.75) contrast(1.05);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(110% 92% at 6% 24%, rgba(162, 75, 255, .22), transparent 58%),
    radial-gradient(92% 82% at 94% 6%, rgba(255, 106, 26, .20), transparent 60%),
    linear-gradient(112deg, rgba(7, 11, 20, .97) 0%, rgba(7, 11, 20, .87) 44%, rgba(7, 11, 20, .52) 100%);
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(72px, 11vw, 138px);
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-contact .contact-hero-copy {
  max-width: 720px;
}

.page-contact .breadcrumbs {
  margin: 0 0 26px;
  font-size: 13px;
  color: var(--dim);
}

.page-contact .crumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .crumb-list a {
  color: var(--dim);
  text-decoration: none;
  transition: color .16s ease;
}

.page-contact .crumb-list a:hover {
  color: var(--orange);
}

.page-contact .crumb-sep {
  color: rgba(147, 162, 191, .5);
}

.page-contact .crumb-list [aria-current="page"] {
  color: var(--text);
  font-weight: 500;
}

.page-contact h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 5.6vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-contact .contact-lede {
  max-width: 40em;
  margin: 0 0 38px;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--dim);
}

.page-contact .hero-facts {
  display: flex;
  flex-wrap: wrap;
  width: fit-content;
  max-width: 100%;
  border-top: 1px solid var(--grid);
  border-left: 1px solid var(--grid);
}

.page-contact .hero-fact {
  flex: 1 1 152px;
  min-width: 0;
  padding: 14px 22px;
  border-right: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.page-contact .hero-fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-contact .hero-fact-label {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--dim);
}

/* ---------- 渠道卡阵 ---------- */
.page-contact .contact-channels .section-head {
  max-width: 740px;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1.12fr .92fr 1.04fr;
  gap: 26px;
  align-items: start;
  margin-top: 48px;
}

.page-contact .channel-card {
  position: relative;
  padding: 26px 24px 24px;
  background: var(--panel);
  border: 2px solid var(--grid);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hard);
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.page-contact .channel-card:nth-child(2) {
  margin-top: 54px;
}

.page-contact .channel-card:nth-child(3) {
  margin-top: 18px;
}

.page-contact .channel-card--data {
  border-left-color: var(--orange);
}

.page-contact .channel-card--account {
  border-left-color: var(--teal);
}

.page-contact .channel-card--biz {
  border-left-color: var(--purple);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-top-color: var(--orange);
  border-right-color: var(--orange);
  border-bottom-color: var(--orange);
  box-shadow: 0 30px 54px -24px rgba(0, 0, 0, .98);
}

.page-contact .channel-tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 11px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--dim);
}

.page-contact .channel-card--data .channel-tag {
  color: var(--orange);
  border-color: rgba(255, 106, 26, .45);
}

.page-contact .channel-card--account .channel-tag {
  color: var(--teal);
  border-color: rgba(43, 227, 198, .45);
}

.page-contact .channel-card--biz .channel-tag {
  color: var(--purple);
  border-color: rgba(162, 75, 255, .45);
}

.page-contact .channel-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .channel-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--dim);
}

.page-contact .channel-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  margin-top: 18px;
  padding: 12px 14px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-sm);
  background: rgba(162, 75, 255, .07);
}

.page-contact .channel-key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--dim);
}

.page-contact .channel-val {
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
  word-break: break-all;
  user-select: all;
}

.page-contact .channel-detail {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--grid);
}

.page-contact .channel-detail p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 数据纠错 ---------- */
.page-contact .contact-fix-grid {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.page-contact .contact-fix-intro {
  position: sticky;
  top: 96px;
}

.page-contact .contact-fix-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dim);
}

.page-contact .fix-checklist {
  margin-top: 28px;
  padding: 18px 20px;
  border: 1px dashed rgba(255, 106, 26, .5);
  border-radius: var(--radius-sm);
  background: rgba(255, 106, 26, .05);
}

.page-contact .fix-checklist-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-contact .fix-checklist ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .fix-checklist li {
  display: flex;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text);
}

.page-contact .fix-check {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1.5px solid var(--orange);
  border-radius: 3px;
}

.page-contact .fix-check::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 9px;
  border-right: 1.5px solid var(--orange);
  border-bottom: 1.5px solid var(--orange);
  transform: rotate(42deg);
}

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

.page-contact .fix-step {
  position: relative;
  padding: 20px 22px 20px 76px;
  border: 1px solid var(--grid);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(255, 106, 26, .07), rgba(15, 23, 40, .4) 46%);
  transition: border-color .16s ease, background .16s ease;
}

.page-contact .fix-step:hover {
  border-color: var(--orange);
  background: linear-gradient(90deg, rgba(255, 106, 26, .12), rgba(15, 23, 40, .5) 52%);
}

.page-contact .fix-num {
  position: absolute;
  left: 24px;
  top: 21px;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-contact .fix-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0;
  color: var(--text);
}

.page-contact .fix-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--dim);
}

/* ---------- 服务时段 ---------- */
.page-contact .contact-hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.page-contact .contact-hours-media {
  margin: 0;
}

.page-contact .contact-hours-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dim);
}

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

.page-contact .hours-caption {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--dim);
}

.page-contact .hours-track {
  position: relative;
  height: 14px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-pill);
  background: rgba(27, 39, 64, .9);
  overflow: hidden;
}

.page-contact .hours-fill {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--orange) 0%, var(--purple) 100%);
}

.page-contact .hours-fill::after {
  content: "";
  position: absolute;
  right: 7px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 10px var(--teal);
  transform: translateY(-50%);
}

.page-contact .hours-marks {
  display: flex;
  justify-content: space-between;
  gap: 2px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: clamp(9px, 2.6vw, 11px);
  font-variant-numeric: tabular-nums;
  color: var(--dim);
}

.page-contact .hours-note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.75;
  color: var(--dim);
}

.page-contact .contact-hours-body .btn-row {
  margin-top: 26px;
}

/* ---------- 合作对接 ---------- */
.page-contact .contact-partners .section-head {
  max-width: 760px;
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 20px;
  margin-top: 44px;
}

.page-contact .partner-card {
  padding: 26px 24px 28px;
  border: 1px solid var(--grid);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(15, 23, 40, .92), rgba(7, 11, 20, .82));
  transition: transform .16s ease, border-color .16s ease;
}

.page-contact .partner-card:hover {
  transform: translateY(-3px);
  border-color: var(--purple);
}

.page-contact .partner-index {
  display: inline-block;
  margin-bottom: 14px;
  padding: 2px 9px;
  border: 1px solid rgba(162, 75, 255, .5);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--purple);
}

.page-contact .partner-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--text);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--dim);
}

/* ---------- 运营信息 ---------- */
.page-contact .contact-ops-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.page-contact .contact-ops-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dim);
}

.page-contact .ops-links {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .ops-links a {
  font-size: 14.5px;
  color: var(--info);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s ease, border-color .16s ease;
}

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

.page-contact .ops-table {
  margin: 0;
  border-top: 1px solid var(--grid);
}

.page-contact .ops-row {
  display: grid;
  grid-template-columns: minmax(120px, 168px) minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--grid);
}

.page-contact .ops-row dt {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--dim);
}

.page-contact .ops-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  word-break: break-word;
}

.page-contact .ops-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  user-select: all;
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card:nth-child(2) {
    margin-top: 36px;
  }

  .page-contact .channel-card:nth-child(3) {
    grid-column: 1 / -1;
    margin-top: 0;
  }

  .page-contact .contact-fix-grid,
  .page-contact .contact-hours-grid,
  .page-contact .contact-ops-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .contact-fix-intro {
    position: static;
  }

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

  .page-contact .partner-card--wide {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    margin-top: 32px;
  }

  .page-contact .channel-card:nth-child(2),
  .page-contact .channel-card:nth-child(3) {
    margin-top: 0;
    grid-column: auto;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 32px;
  }

  .page-contact .hero-facts {
    width: 100%;
  }

  .page-contact .hero-fact {
    flex: 1 1 100%;
    padding: 12px 16px;
  }

  .page-contact .fix-step {
    padding: 18px 18px 18px 66px;
  }

  .page-contact .fix-num {
    left: 18px;
  }

  .page-contact .ops-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 0;
  }

  .page-contact .ops-row dt {
    padding-top: 0;
  }

  .page-contact .contact-lede {
    font-size: 15.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .partner-card,
  .page-contact .fix-step {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within,
  .page-contact .partner-card:hover {
    transform: none;
  }
}