.page-contact {
  position: relative;
  color: var(--paper);
  background:
    radial-gradient(1200px 520px at 78% -6%, rgba(53, 200, 255, .06), transparent 62%),
    radial-gradient(900px 460px at 4% 10%, rgba(212, 167, 44, .07), transparent 60%);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

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

.page-contact .contact-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--moss);
}

.page-contact h1 {
  margin: 0;
  font-size: clamp(32px, 6.2vw, 60px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact h1::after {
  content: "";
  display: block;
  width: 76px;
  height: 4px;
  margin-top: 20px;
  background: var(--gold);
}

.page-contact .contact-lede {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.85;
  color: var(--gray);
}

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

.page-contact .contact-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 26px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .contact-hero-facts li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--gray);
}

.page-contact .contact-hero-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-contact .contact-hero-figure {
  margin: 0;
  padding: 10px;
  background: var(--ink-2);
  clip-path: var(--clip-md);
}

.page-contact .contact-hero-figure .figure-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--clip-sm);
  filter: saturate(.9) contrast(1.05);
}

.page-contact .contact-rail-note {
  display: none;
}

@media (min-width: 1180px) {
  .page-contact .contact-rail-note {
    display: block;
    position: absolute;
    right: 0;
    top: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: .34em;
    color: var(--line);
  }
}

/* ---------- 三条渠道 ---------- */
.page-contact .chan-list {
  display: grid;
  gap: 16px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-contact .chan-card {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px 16px;
  padding: 22px;
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: var(--clip-md);
  transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}

.page-contact .chan-card:hover,
.page-contact .chan-card:focus-within {
  box-shadow: inset 0 0 0 1px var(--neon);
  transform: translateY(-2px);
}

.page-contact .chan-ico {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--gold);
  background: rgba(212, 167, 44, .08);
  box-shadow: inset 0 0 0 1px rgba(212, 167, 44, .32);
  clip-path: var(--clip-sm);
  transition: color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .chan-card:hover .chan-ico,
.page-contact .chan-card:focus-within .chan-ico {
  color: var(--neon);
  box-shadow: inset 0 0 0 1px rgba(53, 200, 255, .55);
}

.page-contact .chan-body {
  min-width: 0;
}

.page-contact .chan-body .card-title {
  margin: 0 0 8px;
}

.page-contact .chan-value {
  margin: 0;
  font-size: clamp(15px, 2.3vw, 19px);
  letter-spacing: .02em;
  color: var(--gold-lt);
  overflow-wrap: anywhere;
}

.page-contact .chan-desc {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .chan-copy {
  grid-column: 1 / -1;
  justify-self: start;
  padding: 9px 16px;
  font: inherit;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
  background: transparent;
  border: 1px solid rgba(212, 167, 44, .42);
  clip-path: var(--clip-xs);
  cursor: pointer;
  transition: color .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .chan-copy:hover {
  color: var(--gold-lt);
  background: rgba(212, 167, 44, .14);
  border-color: var(--gold);
}

.page-contact .chan-copy.is-copied {
  color: var(--ink);
  background: var(--gold-lt);
  border-color: var(--gold-lt);
}

@media (min-width: 860px) {
  .page-contact .chan-card {
    grid-template-columns: 56px minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px 26px;
    padding: 26px 30px;
  }

  .page-contact .chan-copy {
    grid-column: auto;
  }
}

/* ---------- 工单信息准备 ---------- */
.page-contact .contact-prep-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 34px);
}

.page-contact .contact-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-steps .step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 20px;
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: var(--clip-sm);
  cursor: pointer;
  transition: box-shadow .3s var(--ease), background .3s var(--ease);
}

.page-contact .contact-steps .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--moss);
  padding-top: 3px;
}

.page-contact .contact-steps .step-body .card-title {
  margin: 0 0 8px;
}

.page-contact .contact-steps .step-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .contact-steps .step.is-lit {
  box-shadow: inset 0 0 0 1px var(--gold);
  background: linear-gradient(90deg, rgba(212, 167, 44, .12), rgba(212, 167, 44, 0) 72%), var(--ink-2);
}

.page-contact .contact-steps .step.is-lit .step-num {
  color: var(--gold);
}

.page-contact .prep-gauge {
  height: 12px;
  margin-top: 16px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background-color: rgba(212, 167, 44, .05);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 34px);
}

.page-contact .prep-hint {
  margin: 12px 0 0;
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--gray);
}

@media (min-width: 980px) {
  .page-contact .contact-prep-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .contact-prep-grid > .sec-head {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .contact-steps {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .prep-gauge {
    grid-column: 2;
    grid-row: 2;
  }

  .page-contact .prep-hint {
    grid-column: 2;
    grid-row: 3;
  }
}

/* ---------- 登录异常人工协助 ---------- */
.page-contact .contact-login-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 38px);
  align-items: start;
}

@media (min-width: 980px) {
  .page-contact .contact-login-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-contact .login-steps {
  display: grid;
  gap: 20px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: lstep;
}

.page-contact .login-steps li {
  position: relative;
  padding-left: 52px;
  counter-increment: lstep;
}

.page-contact .login-steps li::before {
  content: counter(lstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-contact .login-steps li::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 28px;
  bottom: -20px;
  width: 1px;
  background: var(--line);
}

.page-contact .login-steps li:last-child::after {
  display: none;
}

.page-contact .login-step-k {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--moss);
}

.page-contact .login-steps li p {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .contact-login-aside {
  padding: 26px 24px;
  background: linear-gradient(180deg, rgba(212, 167, 44, .08), rgba(212, 167, 44, 0) 60%), var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: var(--clip-md);
}

.page-contact .contact-login-aside .card-title {
  margin: 0;
}

.page-contact .aside-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .aside-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-contact .aside-foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .contact-login-aside .link-neon {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-sla-inner {
  padding: clamp(26px, 4vw, 46px) clamp(18px, 3.4vw, 44px);
  background: linear-gradient(180deg, rgba(212, 167, 44, .08), rgba(212, 167, 44, 0) 62%), var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .sla-flow {
  display: grid;
  gap: 16px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 760px) {
  .page-contact .sla-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .sla-flow li {
  padding-top: 16px;
  border-top: 2px solid rgba(212, 167, 44, .5);
}

.page-contact .sla-k {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold-lt);
}

.page-contact .sla-flow li p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--gray);
}

.page-contact .sla-stats {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3.4vw, 36px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
}

@media (min-width: 760px) {
  .page-contact .sla-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .sla-stats .stat {
  display: grid;
  gap: 8px;
}

.page-contact .sla-stats .stat-figure {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-mono);
}

.page-contact .sla-stats .stat-num {
  font-size: clamp(30px, 4.4vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .sla-stats .stat-unit {
  font-size: 13px;
  color: var(--gold-lt);
}

.page-contact .sla-stats .stat-label {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 合作与媒体 ---------- */
.page-contact .contact-partner-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 42px);
  align-items: start;
}

@media (min-width: 980px) {
  .page-contact .contact-partner-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-contact .partner-list {
  display: grid;
  gap: 12px;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .partner-list li {
  padding: 18px 20px;
  border-left: 2px solid var(--clay);
  background: linear-gradient(90deg, rgba(192, 118, 74, .12), rgba(192, 118, 74, 0) 74%);
}

.page-contact .partner-list .card-title {
  margin: 0;
}

.page-contact .partner-list p {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .partner-mail {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 14.5px;
  color: var(--gray);
}

.page-contact .partner-mail .num {
  color: var(--gold-lt);
  overflow-wrap: anywhere;
}

.page-contact .contact-partner-figure {
  margin: 0;
  padding: 10px;
  background: var(--ink-2);
  clip-path: var(--clip-md);
}

.page-contact .contact-partner-figure .figure-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--clip-sm);
}

.page-contact .contact-partner-figure .figure-cap {
  margin: 12px 4px 2px;
  font-size: 12.5px;
  line-height: 1.65;
  letter-spacing: .02em;
  color: var(--gray);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .more-band {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  align-items: center;
  justify-content: space-between;
  padding: clamp(22px, 3vw, 30px) clamp(18px, 3vw, 32px);
  background: var(--ink-2);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: var(--clip-md);
}

.page-contact .more-band p {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gray);
}

.page-contact .more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 窄屏与动效兜底 ---------- */
.page-contact .chan-card,
.page-contact .contact-steps .step,
.page-contact .contact-login-aside,
.page-contact .contact-sla-inner,
.page-contact .contact-partner-figure,
.page-contact .more-band {
  min-width: 0;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}