.page-contact {
  --pc-cyan-soft: rgba(0, 229, 255, 0.16);
  --pc-cyan-line: rgba(0, 229, 255, 0.30);
  --pc-green-soft: rgba(34, 224, 161, 0.14);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-contact .breadcrumb {
  padding: 26px 0 4px;
  font-size: 13px;
  letter-spacing: 0.05em;
}

.page-contact .breadcrumb-sep {
  margin: 0 8px;
  color: var(--muted);
  opacity: 0.7;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: 30px 0 clamp(44px, 6vw, 76px);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(620px, 90vw);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 60% 40%, rgba(0, 229, 255, 0.16), transparent 62%),
    radial-gradient(circle at 30% 72%, rgba(122, 92, 255, 0.16), transparent 60%);
  filter: blur(8px);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero > * {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--text);
}

.page-contact .contact-hero .lede {
  margin: 18px 0 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.page-contact .hero-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.page-contact .hero-facts li {
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  background: linear-gradient(180deg, rgba(20, 28, 46, 0.92), rgba(11, 18, 32, 0.94));
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
}

.page-contact .fact-label {
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--muted);
}

.page-contact .fact-value {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

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

.page-contact .hero-visual,
.page-contact .materials-visual {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(150deg, rgba(0, 229, 255, 0.08), rgba(122, 92, 255, 0.09) 55%, rgba(255, 61, 174, 0.07)),
    #0a1020;
}

.page-contact .hero-visual img,
.page-contact .materials-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 8px);
}

.page-contact .materials-visual figcaption {
  padding: 12px 6px 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 主体分栏 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: clamp(44px, 6vw, 72px);
}

.page-contact .c-block {
  margin-top: clamp(48px, 7vw, 92px);
}

.page-contact .split-main > .c-block:first-child {
  margin-top: 0;
}

.page-contact .section-head {
  max-width: 62ch;
}

.page-contact .section-num {
  font-family: var(--font-mono);
  color: var(--violet);
  letter-spacing: 0.1em;
}

.page-contact .section-title {
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.page-contact .section-lede {
  color: var(--muted);
  line-height: 1.85;
}

/* ---------- 渠道对照表 ---------- */
.page-contact .contact-table {
  min-width: 660px;
}

.page-contact .contact-table caption {
  text-align: left;
  padding-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .contact-table td,
.page-contact .contact-table th {
  vertical-align: top;
  line-height: 1.65;
}

.page-contact .contact-table .badge {
  white-space: nowrap;
}

.page-contact .note-line {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 176, 32, 0.06);
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.78;
}

/* ---------- 客服信息卡 ---------- */
.page-contact .contact-card {
  position: relative;
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  background: linear-gradient(158deg, #101b36 0%, #0b1220 58%, #0a1020 100%);
  border-radius: var(--radius-lg);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.page-contact .card-eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .card-title {
  margin: 10px 0 0;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.page-contact .contact-list {
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-row {
  display: grid;
  gap: 5px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-row);
}

.page-contact .contact-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .contact-row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .contact-row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

.page-contact .contact-row dd.u-mono {
  color: var(--cyan);
  font-size: 16.5px;
}

.page-contact .card-tip {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 材料清单 ---------- */
.page-contact .materials-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 28px;
}

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

.page-contact .check-item {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  transition: border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-contact .check-item:has(input:checked) {
  border-color: rgba(34, 224, 161, 0.5);
  background: linear-gradient(90deg, var(--pc-green-soft), rgba(11, 18, 32, 0.92));
}

.page-contact .check-label {
  position: relative;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  cursor: pointer;
}

.page-contact .check-box {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .check-mark {
  flex: 0 0 auto;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--cyan-line);
  border-radius: 6px;
  background: rgba(0, 229, 255, 0.05);
  transition: background 140ms var(--ease), border-color 140ms var(--ease);
}

.page-contact .check-box:checked + .check-mark {
  background: rgba(34, 224, 161, 0.18);
  border-color: var(--green);
}

.page-contact .check-box:checked + .check-mark::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: rotate(45deg);
}

.page-contact .check-box:focus-visible + .check-mark {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .check-text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .check-text strong {
  display: inline-block;
  margin-right: 6px;
  color: var(--text);
  font-weight: 700;
}

.page-contact .check-tip {
  margin: 20px 0 0;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--cyan);
}

.page-contact .check-tip::before {
  content: "▸ ";
  color: var(--green);
}

/* ---------- 服务节奏 ---------- */
.page-contact .flow-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0 0 0 22px;
  border-left: 1px solid var(--line);
}

.page-contact .flow-item {
  position: relative;
  display: grid;
  gap: 6px;
  padding-bottom: 30px;
}

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

.page-contact .flow-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px var(--pc-cyan-soft);
}

.page-contact .flow-item:nth-child(2)::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 176, 32, 0.14);
}

.page-contact .flow-item:nth-child(3)::before {
  background: var(--magenta);
  box-shadow: 0 0 0 4px rgba(255, 61, 174, 0.14);
}

.page-contact .flow-time {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-contact .flow-body h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
}

.page-contact .flow-body p {
  margin: 7px 0 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 合作对接 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.page-contact .coop-card {
  padding: 22px 22px 24px;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .coop-card:hover {
  transform: translateY(-3px);
  border-color: var(--pc-cyan-line);
}

.page-contact .coop-card h3 {
  margin: 14px 0 0;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.page-contact .coop-card p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 站点信息 ---------- */
.page-contact .fact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 28px 0 0;
}

.page-contact .fact-item {
  padding: 14px 16px;
  background: var(--row);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
}

.page-contact .fact-item dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .fact-item dd {
  margin: 7px 0 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--text);
  word-break: break-word;
}

.page-contact .fact-item dd.u-mono {
  color: var(--cyan);
}

/* ---------- 自助入口 ---------- */
.page-contact .self-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.page-contact .self-card {
  display: block;
  padding: 18px 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-contact .self-card:hover {
  transform: translateY(-2px);
  border-color: var(--pc-cyan-line);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.06), var(--panel));
}

.page-contact .self-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .self-kicker {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--magenta);
}

.page-contact .self-card h3 {
  margin: 10px 0 0;
  font-size: 17.5px;
  line-height: 1.45;
  color: var(--text);
}

.page-contact .self-card p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

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

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

@media (min-width: 780px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .materials-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4vw, 54px);
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.62fr) minmax(292px, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .split-side {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-card,
  .page-contact .self-card,
  .page-contact .check-item,
  .page-contact .check-mark {
    transition: none;
  }

  .page-contact .coop-card:hover,
  .page-contact .self-card:hover {
    transform: none;
  }
}

.page-contact {
  --cyan-line: currentColor;
}