.page-contact {
  --contact-gap: clamp(18px, 2.6vw, 32px);
  --contact-pad: clamp(20px, 3vw, 34px);
  display: block;
  padding-block: clamp(20px, 3vw, 34px) clamp(56px, 8vw, 104px);
  color: var(--paper);
  font-family: var(--font-sans);
}

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

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: clamp(16px, 2.4vw, 28px);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4em;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.4em;
  color: rgba(157, 178, 210, 0.45);
}

.page-contact .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

/* ---------- 通用排版 ---------- */
.page-contact .eyebrow {
  margin: 0;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.page-contact h2 {
  font-size: clamp(1.4rem, 3.2vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: 0.02em;
  font-weight: 800;
  color: #ffffff;
  margin: 0.5em 0 0.6em;
  overflow-wrap: break-word;
}

.page-contact h3 {
  font-size: 1.02rem;
  line-height: 1.5;
  font-weight: 700;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-contact .prose {
  margin: 0;
  max-width: 68ch;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-contact .section-head {
  margin-bottom: clamp(18px, 2.2vw, 26px);
}

.page-contact .contact-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  gap: var(--contact-gap);
  margin-bottom: clamp(40px, 6vw, 76px);
}

.page-contact .contact-hero__text {
  min-width: 0;
}

.page-contact .contact-hero h1 {
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  font-weight: 800;
  color: #ffffff;
  margin: 0.45em 0 0.5em;
}

.page-contact .lede {
  margin: 0 0 clamp(20px, 2.6vw, 28px);
  max-width: 60ch;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.78;
  color: var(--paper);
}

.page-contact .contact-hero__facts {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--line-soft);
}

.page-contact .contact-hero__facts > div {
  background: var(--ink-800);
  padding: 14px 18px;
  display: grid;
  gap: 4px;
}

.page-contact .contact-hero__facts dt {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .contact-hero__facts dd {
  margin: 0;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--paper);
  overflow-wrap: break-word;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-cyan);
  background: var(--ink-800);
  box-shadow: var(--shadow-deep);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 14 / 8;
}

/* ---------- 双栏：渠道 + 写信 ---------- */
.page-contact .contact-duo {
  display: grid;
  gap: var(--contact-gap);
  margin-bottom: clamp(40px, 6vw, 76px);
}

.page-contact .contact-duo__channels {
  min-width: 0;
}

.page-contact .contact-duo__figure {
  margin: 0 0 clamp(18px, 2.2vw, 26px);
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-contact .contact-duo__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-contact .contact-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-card {
  padding: var(--contact-pad);
  border-radius: var(--radius-m);
  border: 1px solid var(--line-soft);
  background: linear-gradient(150deg, rgba(27, 53, 107, 0.72), rgba(8, 18, 41, 0.92));
  backdrop-filter: blur(10px);
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-contact .contact-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-card__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink-900);
  background: var(--cyan);
  border-radius: 6px;
  padding: 2px 8px;
  margin-bottom: 14px;
}

.page-contact .contact-card__value {
  display: block;
  margin-top: 14px;
  padding: 10px 14px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--cyan);
  background: rgba(8, 18, 41, 0.72);
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-s);
  word-break: break-all;
  text-decoration: none;
}

.page-contact a.contact-card__value {
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-contact a.contact-card__value:hover,
.page-contact a.contact-card__value:focus-visible {
  background: rgba(43, 227, 210, 0.14);
  border-color: var(--cyan);
}

.page-contact .contact-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-cyan);
  background: rgba(43, 227, 210, 0.1);
  color: var(--cyan);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-copy:hover,
.page-contact .contact-copy:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

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

/* ---------- 写信指引面板 ---------- */
.page-contact .contact-compose {
  position: relative;
  overflow: hidden;
  padding: var(--contact-pad);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
}

.page-contact .contact-compose::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -140px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(43, 227, 210, 0.16), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-compose > * {
  position: relative;
}

.page-contact .compose-block {
  margin-top: clamp(20px, 2.6vw, 28px);
  padding-top: clamp(18px, 2.2vw, 24px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .compose-block h3 {
  margin-bottom: 10px;
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .compose-sample {
  margin: 0;
  padding: 13px 16px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--gold-light);
  background: rgba(8, 18, 41, 0.78);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  word-break: break-word;
}

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

.page-contact .compose-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .compose-list .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 0.28em;
}

.page-contact .compose-note {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(243, 181, 74, 0.28);
  background: rgba(243, 181, 74, 0.08);
  color: var(--gold-light);
  font-size: 0.88rem;
  line-height: 1.75;
}

/* ---------- 在线时段 ---------- */
.page-contact .contact-hours {
  margin-bottom: clamp(40px, 6vw, 76px);
}

.page-contact .contact-hours__grid {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--line-soft);
}

.page-contact .contact-hours__cell {
  background: var(--ink-800);
  padding: var(--contact-pad);
}

.page-contact .contact-hours__cell .num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--cyan);
}

.page-contact .contact-hours__cell:nth-child(2) .num {
  color: var(--gold);
}

.page-contact .contact-hours__cell p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 自助入口 ---------- */
.page-contact .contact-self {
  margin-bottom: clamp(40px, 6vw, 76px);
}

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

.page-contact .self-list a {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 18px 54px 18px 22px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  text-decoration: none;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.page-contact .self-list a::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 24px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  transform: translateY(-50%) rotate(45deg);
  transition: right 0.2s ease;
}

.page-contact .self-list a:hover,
.page-contact .self-list a:focus-visible {
  border-color: var(--line-cyan);
  background: rgba(27, 53, 107, 0.55);
  transform: translateX(3px);
}

.page-contact .self-list a:hover::after,
.page-contact .self-list a:focus-visible::after {
  right: 20px;
}

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

.page-contact .self-list__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .self-list__desc {
  font-size: 0.89rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 办公地址 ---------- */
.page-contact .contact-place {
  display: grid;
  gap: var(--contact-gap);
  margin-bottom: clamp(40px, 6vw, 76px);
  padding: var(--contact-pad);
  border-radius: var(--radius-l);
  border: 1px solid rgba(243, 181, 74, 0.24);
  background:
    linear-gradient(140deg, rgba(243, 181, 74, 0.1), transparent 58%),
    var(--ink-800);
}

.page-contact .contact-place h2 {
  margin-top: 0.45em;
}

.page-contact .contact-place__addr {
  display: block;
  margin: 18px 0 0;
  padding: 14px 18px;
  font-style: normal;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--gold-light);
  background: rgba(8, 18, 41, 0.62);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  word-break: break-word;
}

.page-contact .contact-place__meta dl {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-place__meta dt {
  margin-bottom: 4px;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .contact-place__meta dd {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-place__meta a {
  font-family: var(--font-mono);
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .contact-place__meta a:hover,
.page-contact .contact-place__meta a:focus-visible {
  color: var(--gold-light);
  text-decoration: underline;
}

/* ---------- 备案收束 ---------- */
.page-contact .contact-record {
  padding-top: clamp(24px, 3.4vw, 40px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-record h2 {
  margin: 0 0 10px;
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
}

.page-contact .contact-record p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .contact-hours__grid {
    grid-template-columns: 1.35fr 1fr 1fr;
  }

  .page-contact .contact-place {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-contact .contact-duo {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .contact-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-card:first-child {
    grid-column: span 2;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-copy,
  .page-contact .self-list a,
  .page-contact .self-list a::after,
  .page-contact .contact-place__meta a {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .self-list a:hover {
    transform: none;
  }
}