.page-contact {
  --pc-accent: var(--cyan);
  --pc-panel-a: rgba(22, 38, 74, .92);
  --pc-panel-b: rgba(11, 27, 58, .92);
  position: relative;
  overflow-x: hidden;
  padding-bottom: clamp(64px, 10vw, 128px);
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(1100px 600px at 10% -8%, rgba(108, 63, 197, .30), transparent 66%),
    radial-gradient(900px 520px at 94% 6%, rgba(0, 229, 255, .13), transparent 62%),
    linear-gradient(180deg, #050B1C 0%, #0B1B3A 42%, #050B1C 100%);
}

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

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding-top: clamp(20px, 4vw, 34px);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

.page-contact .bc-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-contact .bc-list a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-contact .bc-list a:hover {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  max-width: 940px;
  padding: clamp(40px, 7vw, 84px) 0 clamp(24px, 3.5vw, 40px);
}

.page-contact .contact-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: var(--cyan);
}

.page-contact .contact-hero .eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
}

.page-contact .contact-hero h1 {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: #ffffff;
}

.page-contact .hero-lede {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 64ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(22px, 3.5vw, 34px);
}

.page-contact .jump a {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--text-dim);
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(22, 38, 74, .5);
  clip-path: var(--cut-sm);
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-contact .jump a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0, 229, 255, .08);
}

/* ---------- 顶部视觉 ---------- */
.page-contact .hero-visual {
  position: relative;
  margin: clamp(26px, 4.5vw, 48px) 0 0;
}

.page-contact .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: var(--cut-tr);
  filter: saturate(.92) contrast(1.04);
}

.page-contact .hero-visual::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--violet), var(--cyan), transparent);
}

/* ---------- 章节骨架 ---------- */
.page-contact .fb-section {
  position: relative;
  padding-top: clamp(58px, 9vw, 112px);
}

.page-contact .fb-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-contact .fb-num {
  font-family: var(--font-mono);
  font-size: clamp(40px, 7vw, 76px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: rgba(108, 63, 197, .18);
  -webkit-text-stroke: 1.5px var(--violet);
  text-shadow: 0 0 30px rgba(108, 63, 197, .35);
}

.page-contact .fb-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.26;
  color: #ffffff;
}

.page-contact .fb-lede {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: var(--text-dim);
}

@media (min-width: 900px) {
  .page-contact .fb-head {
    grid-template-columns: 132px 1fr;
    column-gap: 32px;
    align-items: start;
  }

  .page-contact .fb-num {
    grid-row: 1 / -1;
    padding-top: 4px;
  }
}

/* ---------- 三条通道 ---------- */
.page-contact .channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
}

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

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 30px);
  background: linear-gradient(160deg, var(--pc-panel-a), var(--pc-panel-b));
  border: 1px solid var(--line);
  clip-path: var(--cut);
  overflow: hidden;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--ch, var(--cyan));
}

.page-contact .channel--mail { --ch: var(--cyan); }
.page-contact .channel--tel { --ch: var(--amber); }
.page-contact .channel--app { --ch: var(--violet); }

@media (hover: hover) {
  .page-contact .channel:hover {
    transform: translateY(-3px);
    border-color: var(--ch);
    box-shadow: 0 22px 46px -28px var(--ch);
  }
}

.page-contact .channel__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ch, var(--cyan));
}

.page-contact .channel__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 24px);
  color: #ffffff;
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.5;
  color: var(--ch, var(--cyan));
  word-break: break-all;
}

.page-contact .channel__list {
  display: grid;
  gap: 8px;
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .channel__list li {
  position: relative;
  padding-left: 16px;
}

.page-contact .channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 7px;
  height: 1px;
  background: var(--ch, var(--cyan));
}

.page-contact .channel__note {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 反馈类型分流 ---------- */
.page-contact .route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 20px);
}

@media (min-width: 760px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.page-contact .route-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  background: rgba(22, 38, 74, .58);
  border: 1px solid var(--line);
  box-shadow: inset 3px 0 0 var(--cyan);
  clip-path: var(--cut-sm);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .route-item--content { box-shadow: inset 3px 0 0 var(--cyan); }
.page-contact .route-item--data { box-shadow: inset 3px 0 0 var(--amber); }
.page-contact .route-item--tool { box-shadow: inset 3px 0 0 var(--green); }
.page-contact .route-item--account { box-shadow: inset 3px 0 0 var(--violet); }

@media (hover: hover) {
  .page-contact .route-item:hover {
    background: rgba(22, 38, 74, .86);
  }
}

.page-contact .route-item__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--text-dim);
}

.page-contact .route-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.45;
  color: #ffffff;
}

.page-contact .route-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .route-item__to {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-contact .route-item__to span {
  font-family: var(--font-mono);
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .route-item__to a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .4);
}

.page-contact .route-item__to a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 处理流程时间线 ---------- */
.page-contact .timeline {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 32px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, var(--violet), var(--cyan));
}

.page-contact .step {
  position: relative;
  padding-left: 52px;
}

.page-contact .step__dot {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ink-800);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 0 0 5px rgba(5, 11, 28, .95);
}

.page-contact .step__title {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: #ffffff;
}

.page-contact .step__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

@media (min-width: 860px) {
  .page-contact .timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .page-contact .timeline::before {
    left: 16px;
    right: 16px;
    top: 15px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--violet), var(--cyan));
  }

  .page-contact .step {
    padding-left: 0;
    padding-top: 50px;
  }

  .page-contact .step__dot {
    left: 0;
    top: 0;
  }
}

.page-contact .flow-visual {
  margin: clamp(34px, 5vw, 56px) 0 0;
}

.page-contact .flow-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: var(--cut);
}

.page-contact .flow-visual figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

/* ---------- 官方信息对照 ---------- */
.page-contact .facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 660px) {
  .page-contact .facts__row {
    grid-template-columns: 210px 1fr;
    column-gap: 24px;
    align-items: baseline;
    padding: 18px 0;
  }
}

.page-contact .facts dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--text-dim);
}

.page-contact .facts__val {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-contact .facts__val--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-contact .facts__val--amber {
  color: var(--amber);
}

/* ---------- 合作共建 ---------- */
.page-contact .coop {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .coop__item {
  display: grid;
  grid-template-columns: 52px 1fr;
  column-gap: 18px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 760px) {
  .page-contact .coop__item {
    grid-template-columns: 96px 1fr;
    column-gap: 30px;
  }
}

.page-contact .coop__idx {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--violet);
}

.page-contact .coop__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 24px);
  color: #ffffff;
}

.page-contact .coop__text {
  margin: 10px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* ---------- 收尾 ---------- */
.page-contact .contact-outro {
  display: grid;
  gap: 22px;
  align-items: center;
  margin-top: clamp(56px, 9vw, 104px);
  padding: clamp(26px, 4vw, 44px);
  background: linear-gradient(120deg, rgba(108, 63, 197, .26), rgba(0, 229, 255, .09));
  border: 1px solid var(--line);
  clip-path: var(--cut);
}

@media (min-width: 780px) {
  .page-contact .contact-outro {
    grid-template-columns: 1fr auto;
    column-gap: 32px;
  }
}

.page-contact .outro-text {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

.page-contact .outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 动效降级 ---------- */
.page-contact [data-reveal] {
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}

.page-contact [data-reveal].is-hidden {
  opacity: 0;
  transform: translateY(20px);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal],
  .page-contact [data-reveal].is-hidden {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .page-contact .channel,
  .page-contact .jump a,
  .page-contact .route-item {
    transition: none;
  }
}