.page-contact {
  --contact-glow: 0 22px 52px -30px rgba(43, 227, 218, 0.6);
  --contact-glow-amber: 0 22px 52px -30px rgba(255, 138, 61, 0.55);
  overflow-x: hidden;
  background: var(--ink-950);
  color: var(--slate-body);
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-contact a {
  color: var(--neon-cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.2rem, 4vw, 2.4rem) 0 clamp(2rem, 5vw, 3.4rem);
  background:
    radial-gradient(110% 82% at 6% -12%, rgba(124, 108, 255, 0.28), transparent 62%),
    radial-gradient(94% 72% at 94% 4%, rgba(43, 227, 218, 0.2), transparent 64%),
    var(--ink-950);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168, 193, 224, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 193, 224, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 84%);
  mask-image: linear-gradient(180deg, #000, transparent 84%);
}

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

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 1.1rem;
}

.page-contact .contact-hero h1 {
  margin: 0.5rem 0 1rem;
  max-width: 20ch;
  font-size: clamp(2rem, 6.4vw, 3.9rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: #ffffff;
}

.page-contact .contact-hero .lede {
  max-width: 60ch;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  line-height: 1.75;
  color: var(--slate-body);
}

.page-contact .contact-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-jump a {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  border: 1px solid rgba(168, 193, 224, 0.24);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--mist-blue);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-jump a:hover,
.page-contact .contact-jump a[aria-current] {
  color: var(--ink-950);
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
  color: var(--mist-blue);
}

.page-contact .contact-hero__facts .mono {
  margin-right: 0.35rem;
  color: var(--neon-cyan);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel-800);
}

.page-contact .contact-hero__media img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 渠道与准备清单 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.6rem);
}

.page-contact .contact-split__left {
  display: grid;
  gap: 1.1rem;
  align-content: start;
}

.page-contact .contact-channels .section-title,
.page-contact .contact-block-head .section-title {
  margin: 0.4rem 0 0;
}

.page-contact .channel-list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(22, 34, 63, 0.92), rgba(10, 17, 34, 0.94));
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--neon-cyan), transparent 78%);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(43, 227, 218, 0.6);
  box-shadow: var(--contact-glow);
}

.page-contact .channel-card:hover::after,
.page-contact .channel-card:focus-within::after {
  opacity: 1;
}

.page-contact .channel-card[data-channel="phone"]:hover,
.page-contact .channel-card[data-channel="phone"]:focus-within {
  border-color: rgba(255, 138, 61, 0.6);
  box-shadow: var(--contact-glow-amber);
}

.page-contact .channel-card[data-channel="phone"]::after {
  background: linear-gradient(180deg, var(--signal-amber), transparent 78%);
}

.page-contact .channel-card[data-channel="address"]:hover,
.page-contact .channel-card[data-channel="address"]:focus-within {
  border-color: rgba(124, 108, 255, 0.62);
  box-shadow: 0 22px 52px -30px rgba(124, 108, 255, 0.6);
}

.page-contact .channel-card[data-channel="address"]::after {
  background: linear-gradient(180deg, var(--aurora-violet), transparent 78%);
}

.page-contact .channel-card__top {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.page-contact .channel-card__badge {
  padding: 0.14rem 0.44rem;
  border-radius: 4px;
  background: var(--neon-cyan);
  color: var(--ink-950);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.page-contact .channel-card__badge--amber {
  background: var(--signal-amber);
}

.page-contact .channel-card__badge--violet {
  background: var(--aurora-violet);
  color: #ffffff;
}

.page-contact .channel-card__title {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.page-contact .channel-card__value {
  margin: 0.75rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 2.3vw, 1.1rem);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--neon-cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card__value--amber {
  color: var(--signal-amber);
}

.page-contact .channel-card__value--violet {
  color: #b3a9ff;
  font-size: clamp(0.86rem, 2.1vw, 1rem);
}

.page-contact .channel-card__note {
  margin: 0 0 1rem;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--slate-body);
}

.page-contact .channel-note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--slate-dim);
}

.page-contact .prep-card {
  padding: clamp(1.2rem, 3.5vw, 2rem);
  border: 1px solid rgba(43, 227, 218, 0.3);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(158deg, rgba(43, 227, 218, 0.09), rgba(14, 23, 48, 0.9) 44%, rgba(10, 17, 34, 0.95));
  box-shadow: var(--shadow-lift);
}

.page-contact .prep-card__title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-contact .prep-card__lede {
  margin: 0 0 0.9rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--slate-body);
}

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

.page-contact .prep-check {
  position: relative;
  display: grid;
  grid-template-columns: 1.05rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
  padding: 0.6rem 0;
  border-bottom: 1px dashed rgba(168, 193, 224, 0.16);
  cursor: pointer;
}

.page-contact .prep-list__item:last-child .prep-check {
  border-bottom: 0;
}

.page-contact .prep-check input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-contact .prep-check__box {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.24rem;
  border: 1.5px solid var(--mist-blue);
  border-radius: 5px;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .prep-check input:checked + .prep-check__box {
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
}

.page-contact .prep-check input:checked + .prep-check__box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--ink-950);
  border-bottom: 2px solid var(--ink-950);
  transform: rotate(40deg);
}

.page-contact .prep-check input:focus-visible + .prep-check__box {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 2px;
}

.page-contact .prep-check__text {
  font-size: 0.93rem;
  line-height: 1.65;
  color: var(--slate-body);
}

.page-contact .prep-check input:checked ~ .prep-check__text {
  color: var(--mist-blue);
  text-decoration: line-through;
  text-decoration-color: rgba(168, 193, 224, 0.5);
}

.page-contact .prep-card__foot {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(168, 193, 224, 0.16);
}

.page-contact .prep-card__foot p {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--slate-body);
}

.page-contact .prep-card__foot p:last-child {
  margin-bottom: 0;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--neon-cyan);
}

/* ---------- 场景对照 ---------- */
.page-contact .scene-grid {
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-paper);
}

.page-contact .scene-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.55rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line-paper);
}

.page-contact .scene-item__ask {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--ink-text);
}

.page-contact .section--paper .tag {
  justify-self: start;
  background: rgba(10, 110, 107, 0.1);
  border-color: rgba(10, 110, 107, 0.28);
  color: var(--cyan-ink);
}

.page-contact .section--paper .tag--amber {
  background: rgba(255, 138, 61, 0.14);
  border-color: rgba(200, 96, 24, 0.34);
  color: #A4520F;
}

.page-contact .section--paper .tag--violet {
  background: rgba(124, 108, 255, 0.13);
  border-color: rgba(94, 80, 214, 0.33);
  color: #4B3FBE;
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-response {
  background:
    radial-gradient(88% 70% at 100% 0%, rgba(124, 108, 255, 0.18), transparent 62%),
    var(--ink-950);
}

.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 5vw, 3rem);
}

.page-contact .contact-response__lede {
  max-width: 52ch;
  margin: 0.9rem 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--slate-body);
}

.page-contact .tick-list {
  position: relative;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .tick-list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 0.6rem;
  bottom: 1.2rem;
  width: 2px;
  background: linear-gradient(180deg, var(--neon-cyan), var(--aurora-violet) 62%, rgba(168, 193, 224, 0.1));
}

.page-contact .tick {
  position: relative;
  padding: 0 0 1.25rem 1.7rem;
}

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

.page-contact .tick::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--neon-cyan);
  box-shadow: 0 0 0 4px rgba(43, 227, 218, 0.14);
}

.page-contact .tick--amber::before {
  background: var(--signal-amber);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.14);
}

.page-contact .tick--violet::before {
  background: var(--aurora-violet);
  box-shadow: 0 0 0 4px rgba(124, 108, 255, 0.16);
}

.page-contact .tick--dim::before {
  background: var(--mist-blue);
  box-shadow: 0 0 0 4px rgba(168, 193, 224, 0.12);
}

.page-contact .tick__time {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--neon-cyan);
}

.page-contact .tick--amber .tick__time {
  color: var(--signal-amber);
}

.page-contact .tick--violet .tick__time {
  color: #b3a9ff;
}

.page-contact .tick--dim .tick__time {
  color: var(--mist-blue);
}

.page-contact .tick__body {
  display: block;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--slate-body);
}

.page-contact .contact-response__media {
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel-800);
}

.page-contact .contact-response__media img {
  width: 100%;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 合作共建 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.8rem);
}

.page-contact .partner-grid__lead p {
  margin: 0.9rem 0 0;
  max-width: 56ch;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--ink-text-soft);
}

.page-contact .partner-steps {
  counter-reset: pstep;
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .partner-steps li {
  counter-increment: pstep;
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: center;
  padding: 0.85rem 1.05rem;
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.55);
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--ink-text);
}

.page-contact .partner-steps li::before {
  content: counter(pstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--cyan-ink);
}

/* ---------- 备案信息带 ---------- */
.page-contact .contact-legal {
  padding: clamp(1.6rem, 4vw, 2.6rem) 0;
  border-top: 3px solid var(--neon-cyan);
  background: linear-gradient(180deg, var(--panel-800), var(--ink-950));
}

.page-contact .contact-legal__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.3rem;
}

.page-contact .contact-legal__title {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--neon-cyan);
}

.page-contact .legal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.1rem 1.6rem;
  margin: 0;
}

.page-contact .legal-grid dt {
  margin-bottom: 0.32rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--slate-dim);
}

.page-contact .legal-grid dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: #ffffff;
}

.page-contact .legal-grid dd.mono {
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  color: var(--neon-cyan);
}

/* ---------- 常见联系疑问 ---------- */
.page-contact .contact-faq {
  background: var(--ink-950);
}

.page-contact .faq-stack {
  display: grid;
  gap: 0.68rem;
  margin-top: 1.6rem;
}

.page-contact .faq-stack .disclosure {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: rgba(14, 23, 48, 0.66);
  overflow: hidden;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .faq-stack .disclosure:hover {
  border-color: rgba(43, 227, 218, 0.42);
}

.page-contact .faq-stack .disclosure__body p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--slate-body);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .scene-item {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1.4rem;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1.24fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-response__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
    align-items: center;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

  .page-contact .contact-legal__inner {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 2.6rem;
    align-items: center;
  }

  .page-contact .contact-hero__media img {
    aspect-ratio: 20 / 7;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .contact-jump a,
  .page-contact .prep-check__box,
  .page-contact .faq-stack .disclosure {
    transition: none;
  }

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