.page-contact {
  display: block;
  color: var(--pale);
  background:
    radial-gradient(circle at 84% 4%, rgba(92, 242, 214, .10), transparent 46%),
    radial-gradient(circle at 6% 88%, rgba(255, 184, 74, .07), transparent 44%),
    var(--ink-900);
}

.page-contact .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(24px, 5vw, 56px) clamp(36px, 6vw, 76px);
}

.page-contact .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--mist);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

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

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--cream);
}

.page-contact .contact-hero__intro h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.2vw, 68px);
  line-height: 1.04;
  letter-spacing: -.04em;
  color: var(--cream);
  max-width: 15ch;
}

.page-contact .contact-hero__intro .u-lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 联系控制台 ---------- */
.page-contact .contact-console {
  position: relative;
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(14px, 2vw, 20px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(12, 31, 24, .94), rgba(7, 19, 15, .97));
  overflow: hidden;
}

.page-contact .contact-console::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: .65;
}

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

.page-contact .channel-card {
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--tag);
  border-radius: var(--radius-md);
  background: rgba(10, 29, 23, .82);
  min-width: 0;
  transition: border-left-color var(--ease), background var(--ease);
}

.page-contact .channel-card:hover {
  border-left-color: var(--cyan);
  background: rgba(14, 74, 61, .26);
}

.page-contact .channel-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .channel-card__value {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.3vw, 21px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cyan);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: border-color var(--ease), color var(--ease);
}

.page-contact a.channel-card__value:hover,
.page-contact a.channel-card__value:focus-visible {
  color: var(--cream);
  border-bottom-color: var(--amber);
}

.page-contact .channel-card__value--text {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--cream);
  word-break: normal;
}

.page-contact .channel-card__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-console__aside {
  display: grid;
  gap: 12px;
  align-content: start;
  min-width: 0;
}

.page-contact .contact-console__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--ink-750);
}

.page-contact .contact-console__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.9) contrast(1.06);
}

.page-contact .contact-console__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 19, 15, .10) 30%, rgba(7, 19, 15, .74));
  pointer-events: none;
}

.page-contact .service-status {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(14, 74, 61, .24);
}

.page-contact .service-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(92, 242, 214, .18);
  align-self: center;
  animation: cs-pulse 2.6s ease-in-out infinite;
}

.page-contact .service-status__label {
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .service-status__time {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-contact .service-status__meta {
  width: 100%;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--pale);
}

@keyframes cs-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(.82); }
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding-block: clamp(36px, 5.5vw, 72px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-block--last {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact .block-head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .block-head__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--amber);
  margin-bottom: 10px;
}

.page-contact .block-head h2,
.page-contact .partner-copy h2,
.page-contact .privacy-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -.03em;
  color: var(--cream);
}

.page-contact .block-head p {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 咨询准备步骤 ---------- */
.page-contact .step-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .step-item {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(12, 31, 24, .72);
  min-width: 0;
  transition: border-color var(--ease), transform var(--ease);
}

.page-contact .step-item:hover {
  border-color: var(--tag);
  transform: translateY(-2px);
}

.page-contact .step-item__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--tag);
  margin-bottom: 14px;
  transition: -webkit-text-stroke-color var(--ease);
}

.page-contact .step-item:hover .step-item__num {
  -webkit-text-stroke-color: var(--cyan);
}

.page-contact .step-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-contact .step-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .checklist {
  margin-top: 16px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(7, 19, 15, .62);
}

.page-contact .checklist summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15.5px;
  color: var(--cream);
}

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

.page-contact .checklist summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
}

.page-contact .checklist[open] summary::after {
  content: "–";
  color: var(--amber);
}

.page-contact .checklist ul {
  margin: 0 0 18px;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .checklist li + li {
  margin-top: 6px;
}

/* ---------- 合作与反馈 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-contact .partner-copy {
  min-width: 0;
}

.page-contact .partner-copy p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 66ch;
}

.page-contact .partner-copy .btn {
  margin-top: 20px;
}

.page-contact .partner-visual {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 7 / 4;
  background: var(--ink-750);
  position: relative;
}

.page-contact .partner-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}

.page-contact .partner-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(92, 242, 214, .10), transparent 55%, rgba(255, 184, 74, .08));
  pointer-events: none;
}

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

.page-contact .selfserve-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(14, 74, 61, .30), rgba(12, 31, 24, .78));
  text-decoration: none;
  color: inherit;
  min-width: 0;
  transition: border-color var(--ease), transform var(--ease);
}

.page-contact .selfserve-card:hover,
.page-contact .selfserve-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-contact .selfserve-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .selfserve-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-contact .selfserve-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist);
}

.page-contact .selfserve-card__go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 隐私 ---------- */
.page-contact .privacy-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10, 29, 23, .74);
}

.page-contact .privacy-panel__body {
  min-width: 0;
}

.page-contact .privacy-panel p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 64ch;
}

.page-contact .privacy-panel__links {
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
}

.page-contact .privacy-link {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(7, 19, 15, .6);
  text-decoration: none;
  transition: border-color var(--ease), background var(--ease);
}

.page-contact .privacy-link:hover,
.page-contact .privacy-link:focus-visible {
  border-color: var(--cyan);
  background: rgba(14, 74, 61, .30);
}

.page-contact .privacy-link__title {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15.5px;
  color: var(--cream);
}

.page-contact .privacy-link__desc {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--mist);
}

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

@media (min-width: 820px) {
  .page-contact .step-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .privacy-panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-console {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 18px;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-contact .partner-visual {
    aspect-ratio: 4 / 3;
    margin-top: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .service-status__dot {
    animation: none;
  }

  .page-contact .step-item,
  .page-contact .selfserve-card {
    transition: none;
  }

  .page-contact .step-item:hover,
  .page-contact .selfserve-card:hover {
    transform: none;
  }
}