.page-contact {
  --contact-radius: 24px;
  --contact-line: 1px solid var(--grid);
  padding-bottom: clamp(40px, 9vw, 104px);
}

.page-contact .container {
  width: 100%;
}

/* ---------- 顶部索引条 ---------- */
.page-contact .contact-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding-top: clamp(14px, 3vw, 26px);
}

.page-contact .contact-topline-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: 18px;
  padding-top: clamp(30px, 7vw, 76px);
  padding-bottom: clamp(34px, 7vw, 78px);
}

.page-contact .contact-hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 10vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--ink);
  text-shadow: 0 0 1px var(--gold);
}

.page-contact .contact-hero-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(1rem, 2.4vw, 1.12rem);
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .contact-hero-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--grid);
  border: var(--contact-line);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-top: 4px;
}

.page-contact .contact-meta-cell {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  background: var(--panel);
}

.page-contact .contact-meta-value {
  color: var(--gold);
  font-size: 0.95rem;
  text-shadow: 0 0 1px var(--gold);
}

.page-contact .contact-hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 2px 0 0;
}

.page-contact .contact-jump-link {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--grid);
  border-radius: var(--r-pill);
  background: var(--raised);
  color: var(--blue);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: border-color 280ms var(--ease), color 280ms var(--ease);
}

.page-contact .contact-jump-link:hover,
.page-contact .contact-jump-link:focus-visible {
  border-color: var(--blue);
  color: var(--gold-hi);
}

/* ---------- 路径分流卡 ---------- */
.page-contact .contact-routes .section-head {
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-contact .route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .route-card {
  position: relative;
  padding: 24px 22px 20px;
  border-radius: var(--contact-radius);
  display: grid;
  gap: 12px;
  align-content: start;
  transition: border-color 300ms var(--ease);
}

.page-contact .route-card::after {
  content: "";
  position: absolute;
  left: 22px;
  bottom: 0;
  width: 46px;
  height: 2px;
  background: var(--gold);
  opacity: 0.55;
  border-radius: 2px;
}

.page-contact .route-card:hover {
  border-color: rgba(216, 180, 90, 0.5);
}

.page-contact .route-card-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.15rem, 3.4vw, 1.4rem);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .route-card-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .route-card-foot {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .route-figure {
  margin: clamp(26px, 5vw, 44px) 0 0;
  border-radius: var(--contact-radius);
}

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

/* ---------- 联系方式面板 ---------- */
.page-contact .contact-direct .section-head {
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-contact .contact-mailbox {
  border-radius: var(--contact-radius);
  padding: clamp(22px, 4.4vw, 34px);
  display: grid;
  gap: 14px;
  background:
    radial-gradient(120% 160% at 92% 6%, rgba(216, 180, 90, 0.12), transparent 62%),
    var(--panel);
  border: 1px solid rgba(216, 180, 90, 0.32);
}

.page-contact .contact-mailbox-head,
.page-contact .contact-pair-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .contact-mailbox-value {
  margin: 0;
  font-size: clamp(1.15rem, 5.2vw, 2.3rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--gold);
  text-shadow: 0 0 1px var(--gold), 0 0 18px rgba(216, 180, 90, 0.22);
  word-break: break-all;
}

.page-contact .contact-mailbox-note {
  margin: 0;
  max-width: 68ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .contact-pairs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

.page-contact .contact-pair {
  border-radius: var(--contact-radius);
  padding: 20px 22px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-pair-value {
  margin: 0;
  font-size: clamp(1.05rem, 4.6vw, 1.5rem);
  color: var(--gold);
  text-shadow: 0 0 1px var(--gold);
  letter-spacing: 0.02em;
}

.page-contact .contact-pair-note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--ink-2);
}

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

/* ---------- 准备材料 ---------- */
.page-contact .prep-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
}

.page-contact .prep-intro {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .prep-warning {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 4px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(255, 122, 47, 0.3);
  border-radius: var(--r-sm);
  background: rgba(255, 122, 47, 0.06);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: var(--contact-line);
  border-radius: var(--contact-radius);
  overflow: hidden;
  counter-reset: prep;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 20px;
  background: var(--panel);
  transition: background 280ms var(--ease);
}

.page-contact .prep-item:hover {
  background: var(--raised);
}

.page-contact .prep-index {
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  padding-top: 3px;
}

.page-contact .prep-item-title {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .prep-item-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-2);
}

/* ---------- 四步流程刻度条 ---------- */
.page-contact .contact-steps-block .section-head {
  margin-bottom: clamp(26px, 5vw, 46px);
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .contact-step {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--grid);
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .contact-step::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--void);
  border: 1px solid var(--gold);
  transition: background 260ms var(--ease), box-shadow 260ms var(--ease);
}

.page-contact .contact-step:hover::before,
.page-contact .contact-step:focus-within::before {
  background: var(--gold-hi);
  box-shadow: 0 0 12px rgba(243, 222, 155, 0.55);
}

.page-contact .contact-step-num {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-shadow: 0 0 1px var(--gold);
}

.page-contact .contact-step-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.05rem, 3.2vw, 1.28rem);
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .contact-step-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-contact .contact-step-eta {
  margin: 2px 0 0;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .steps-figure {
  margin: clamp(30px, 6vw, 52px) 0 0;
  border-radius: var(--contact-radius);
}

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

.page-contact .steps-aside {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: 0.86rem;
  line-height: 1.9;
  color: var(--ink-2);
}

.page-contact .steps-aside a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px dashed rgba(59, 199, 245, 0.45);
}

.page-contact .steps-aside a:hover,
.page-contact .steps-aside a:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
}

/* ---------- 备案信息 ---------- */
.page-contact .filing-box {
  display: grid;
  gap: 12px;
  padding-top: clamp(20px, 4vw, 30px);
  border-top: 1px solid var(--gold);
}

.page-contact .filing-title {
  font-size: clamp(1.1rem, 3.4vw, 1.4rem);
  margin-top: 6px;
}

.page-contact .filing-value {
  margin: 0;
  font-size: clamp(1rem, 3.6vw, 1.25rem);
  letter-spacing: 0.06em;
  color: var(--gold);
  text-shadow: 0 0 1px var(--gold);
}

.page-contact .filing-note {
  margin: 0;
  max-width: 66ch;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero-meta {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-pairs {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 22px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    grid-template-areas:
      "index meta"
      "title meta"
      "lede meta"
      "jump meta";
    align-items: start;
    column-gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .contact-hero > .index-text { grid-area: index; }
  .page-contact .contact-hero-title { grid-area: title; }
  .page-contact .contact-hero-lede { grid-area: lede; }
  .page-contact .contact-hero-jump { grid-area: jump; }
  .page-contact .contact-hero-meta {
    grid-area: meta;
    grid-template-columns: 1fr;
    margin-top: 0;
    align-self: end;
  }

  .page-contact .route-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

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

  .page-contact .contact-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-contact .filing-box {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
    grid-template-areas:
      "head value"
      "head note";
    column-gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }

  .page-contact .filing-box > div { grid-area: head; }
  .page-contact .filing-value { grid-area: value; }
  .page-contact .filing-note { grid-area: note; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-jump-link,
  .page-contact .route-card,
  .page-contact .prep-item,
  .page-contact .contact-step::before {
    transition: none;
  }
}