.page-contact {
  --pc-cut: 10deg;
  --pc-grid-gap: clamp(18px, 2.6vw, 32px);
  display: block;
  background: var(--void);
  color: var(--bone);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5.5vw, 68px) 0 clamp(40px, 6.5vw, 86px);
  background:
    radial-gradient(120% 95% at 88% 0%, rgba(57, 242, 200, 0.12), transparent 62%),
    linear-gradient(162deg, var(--abyss) 0%, var(--void) 72%);
  border-bottom: 1px solid var(--line-2);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, var(--scan-line) 0 1px, transparent 1px 6px);
  pointer-events: none;
}

.page-contact .hero-cut {
  position: absolute;
  right: -14%;
  bottom: -34%;
  width: 64%;
  height: 82%;
  background: linear-gradient(118deg, rgba(255, 138, 61, 0.24), rgba(138, 92, 255, 0.14));
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  transform: skewY(-6deg);
  pointer-events: none;
}

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

.page-contact .coord-trail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
  color: var(--rock);
  margin: 0 0 clamp(20px, 3.4vw, 38px);
}

.page-contact .coord-trail a {
  color: var(--cool);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 209, 230, 0.4);
}

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

.page-contact .coord-trail-sep {
  color: var(--line-2);
}

.page-contact .coord-trail [aria-current="page"] {
  color: var(--bone);
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .hero-copy h1 {
  font-family: var(--font-head);
  font-size: var(--fs-h1);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  color: var(--bone);
}

.page-contact .hero-lede {
  max-width: 48ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(242, 245, 247, 0.82);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(22px, 3.4vw, 34px);
}

.page-contact .hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line-1);
  padding-top: 16px;
}

.page-contact .hero-facts li {
  font-size: var(--fs-meta);
  color: var(--rock);
  letter-spacing: 0.02em;
}

.page-contact .hero-facts .mono {
  color: var(--cyan);
  margin-right: 6px;
}

.page-contact .hero-radar {
  margin: 0;
  padding: clamp(16px, 2.4vw, 26px);
  border: 2px solid var(--line-2);
  background: rgba(11, 34, 57, 0.55);
  box-shadow: var(--shadow-hard);
}

.page-contact .hero-radar svg {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin: 0 auto 12px;
}

.page-contact .media-caption {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--rock);
  line-height: 1.6;
  margin: 0;
}

/* ---------- 通用章节头 ---------- */
.page-contact .sec-head {
  display: grid;
  gap: 10px;
  max-width: 740px;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-contact .sec-title {
  font-family: var(--font-head);
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--bone);
}

.page-contact .sec-lede {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.72;
  color: rgba(242, 245, 247, 0.74);
}

/* ---------- 联系坐标 ---------- */
.page-contact .coords {
  padding: clamp(44px, 7vw, 96px) 0 clamp(36px, 5vw, 72px);
  border-bottom: 1px solid var(--line-1);
}

.page-contact .coords-grid {
  display: grid;
  gap: var(--pc-grid-gap);
}

.page-contact .coords-main {
  display: grid;
  gap: 12px;
}

.page-contact .channel {
  position: relative;
  padding: clamp(16px, 2.2vw, 24px) clamp(16px, 2.2vw, 26px);
  border: 2px solid var(--line-1);
  border-left: 4px solid var(--rock);
  background: rgba(20, 58, 92, 0.32);
  transition: border-color 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
}

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

.page-contact .channel:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
  border-color: var(--line-2);
}

.page-contact .channel-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.12em;
  color: var(--rock);
  text-transform: uppercase;
}

.page-contact .channel-value {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2.4vw, 1.6rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--bone);
  word-break: break-word;
}

.page-contact .channel--warm .channel-value { color: var(--orange); }
.page-contact .channel--cool .channel-value { color: var(--cool); }

.page-contact .channel-note {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.7;
  color: rgba(242, 245, 247, 0.68);
}

.page-contact .coords-aside {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .coords-aside .media-frame {
  border: 2px solid var(--line-2);
  background: var(--abyss);
}

.page-contact .coords-aside .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .coords-aside .eyebrow-line {
  margin: 4px 0;
}

.page-contact .aside-note {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.78;
  color: rgba(242, 245, 247, 0.7);
}

/* ---------- 咨询分流 ---------- */
.page-contact .routing {
  padding: clamp(40px, 6vw, 84px) 0;
  background:
    linear-gradient(180deg, rgba(11, 34, 57, 0.55) 0%, rgba(5, 7, 13, 0) 100%);
  border-bottom: 1px solid var(--line-1);
}

.page-contact .route-grid {
  display: grid;
  gap: 12px;
}

.page-contact .route-card {
  border: 2px solid var(--line-1);
  background: rgba(5, 7, 13, 0.6);
  transition: border-color 0.22s ease, background 0.22s ease;
}

.page-contact .route-card[open] {
  border-color: rgba(57, 242, 200, 0.55);
  background: rgba(20, 58, 92, 0.38);
  box-shadow: var(--shadow-hard);
}

.page-contact .route-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: clamp(14px, 2vw, 18px) clamp(14px, 2.2vw, 22px);
  cursor: pointer;
  list-style: none;
}

.page-contact .route-summary::-webkit-details-marker { display: none; }

.page-contact .route-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .route-card[open] .route-summary::after { content: "–"; }

.page-contact .route-idx {
  font-size: var(--fs-meta);
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.page-contact .route-title {
  font-family: var(--font-head);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-contact .route-body {
  padding: 0 clamp(14px, 2.2vw, 22px) clamp(16px, 2.2vw, 22px);
  display: grid;
  gap: 10px;
}

.page-contact .route-body p {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.74;
  color: rgba(242, 245, 247, 0.78);
}

.page-contact .route-meta {
  font-size: var(--fs-meta) !important;
  color: var(--rock) !important;
  border-top: 1px solid var(--line-1);
  padding-top: 10px;
  word-break: break-word;
}

.page-contact .route-meta .mono { color: var(--cool); }

/* ---------- 合作与内容提交 ---------- */
.page-contact .partner {
  padding: clamp(40px, 6vw, 84px) 0;
  border-bottom: 1px solid var(--line-1);
}

.page-contact .partner-grid {
  display: grid;
  gap: var(--pc-grid-gap);
}

.page-contact .partner-copy p {
  margin: 0 0 14px;
  font-size: var(--fs-body);
  line-height: 1.76;
  color: rgba(242, 245, 247, 0.78);
}

.page-contact .partner-copy .mono {
  color: var(--orange);
  word-break: break-word;
}

.page-contact .partner-copy .btn {
  margin-top: 10px;
}

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

.page-contact .partner-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: clamp(14px, 2vw, 20px);
  border: 2px solid var(--line-1);
  border-top: 4px solid var(--moss);
  background: rgba(20, 58, 92, 0.26);
}

.page-contact .partner-list .mono {
  font-size: var(--fs-meta);
  color: var(--moss);
  letter-spacing: 0.1em;
}

.page-contact .partner-list strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--bone);
  margin-bottom: 4px;
}

.page-contact .partner-list p {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.72;
  color: rgba(242, 245, 247, 0.68);
}

/* ---------- 服务时段 ---------- */
.page-contact .hours {
  padding: clamp(40px, 6vw, 84px) 0;
  background:
    linear-gradient(200deg, rgba(20, 58, 92, 0.5) 0%, rgba(5, 7, 13, 0) 60%);
  border-bottom: 1px solid var(--line-1);
}

.page-contact .hours-grid {
  display: grid;
  gap: var(--pc-grid-gap);
  align-items: start;
}

.page-contact .hours-figure {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-contact .hours-figure .media-frame {
  border: 2px solid var(--line-2);
  background: var(--abyss);
  box-shadow: var(--shadow-soft);
}

.page-contact .hours-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .hours-copy p {
  margin: 0 0 16px;
  font-size: var(--fs-body);
  line-height: 1.76;
  color: rgba(242, 245, 247, 0.78);
}

.page-contact .hours-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-1);
}

.page-contact .hours-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-1);
}

.page-contact .hours-row dt {
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .hours-row dd {
  margin: 0;
  font-size: var(--fs-meta);
  line-height: 1.72;
  color: rgba(242, 245, 247, 0.72);
}

/* ---------- 隐私与去向 ---------- */
.page-contact .assurance {
  padding: clamp(40px, 6vw, 84px) 0 clamp(48px, 7vw, 96px);
}

.page-contact .assurance-grid {
  display: grid;
  gap: var(--pc-grid-gap);
}

.page-contact .assurance-card {
  padding: clamp(18px, 2.6vw, 30px);
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .assurance-card p {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.76;
  color: rgba(242, 245, 247, 0.78);
}

.page-contact .assurance-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.page-contact .next-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .next-list a {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  padding: 12px 14px;
  border: 1px solid var(--line-1);
  text-decoration: none;
  color: var(--bone);
  font-size: var(--fs-body);
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-contact .next-list a:hover,
.page-contact .next-list a:focus-visible {
  border-color: var(--cyan);
  background: rgba(57, 242, 200, 0.08);
  transform: translate(-2px, -2px);
}

.page-contact .next-list .mono {
  font-size: var(--fs-meta);
  color: var(--cool);
  letter-spacing: 0.08em;
}

.page-contact .next-desc {
  grid-column: 2;
  font-size: var(--fs-meta);
  font-weight: 400;
  color: var(--rock);
}

.page-contact .back-top {
  justify-self: start;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px dashed rgba(255, 138, 61, 0.55);
}

.page-contact .back-top:hover,
.page-contact .back-top:focus-visible {
  color: var(--bone);
  border-bottom-color: var(--bone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .hours-row {
    grid-template-columns: minmax(120px, 0.32fr) minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr);
    align-items: center;
  }

  .page-contact .coords-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: start;
  }

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

  .page-contact .coords-main .channel--warm,
  .page-contact .coords-main .channel--cool {
    grid-column: span 2;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  }

  .page-contact .assurance-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-contact .hours-grid {
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .route-card,
  .page-contact .next-list a {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .next-list a:hover,
  .page-contact .next-list a:focus-visible {
    transform: none;
  }
}