.page-contact {
  --contact-gap: clamp(14px, 2.2vw, 22px);
  --contact-pad: clamp(18px, 3vw, 30px);
  --contact-ink-soft: rgba(232, 244, 239, 0.78);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(22px, 4vw, 44px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(120% 88% at 86% 0%, rgba(63, 232, 192, 0.1), transparent 62%),
    linear-gradient(180deg, #0D2620 0%, #0A1F1A 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 42px);
  align-items: center;
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--ink);
}

.page-contact .contact-hero__lede {
  margin-top: 16px;
  max-width: 46ch;
  color: var(--contact-ink-soft);
}

.page-contact .contact-hero__tags {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-hero__figure {
  margin: 0;
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-card {
  position: relative;
  margin-top: clamp(24px, 4vw, 44px);
  padding: var(--contact-pad);
  border: 1px solid var(--cyan-line);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(17, 44, 37, 0.96), rgba(10, 31, 26, 0.94));
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), transparent 82%);
}

.page-contact .contact-card__items {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--contact-gap);
}

.page-contact .contact-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(10, 31, 26, 0.72);
}

.page-contact .contact-item__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .contact-item__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 2.4vw, 22px);
  line-height: 1.34;
  letter-spacing: 0.01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-item__val--mail {
  font-size: clamp(14px, 2vw, 19px);
}

.page-contact .contact-item--phone .contact-item__val {
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-contact .contact-item__hint {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .contact-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: clamp(18px, 2.6vw, 26px);
  padding-top: clamp(16px, 2.2vw, 22px);
  border-top: 1px dashed var(--line);
}

.page-contact .contact-card__note {
  flex: 1 1 260px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 提报材料 ---------- */
.page-contact .contact-brief .section__head {
  max-width: 62ch;
}

.page-contact .brief-grid {
  margin-top: clamp(24px, 3.6vw, 40px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 36px);
}

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

.page-contact .brief-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(17, 44, 37, 0.5);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-contact .brief-list__item:hover {
  border-color: var(--cyan-line);
  background: rgba(17, 44, 37, 0.78);
}

.page-contact .brief-list__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .brief-list__body {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .brief-list__body strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .brief-aside {
  align-self: start;
  padding: clamp(20px, 2.8vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(123, 124, 247, 0.12), rgba(17, 44, 37, 0.6));
}

.page-contact .brief-aside__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .brief-aside__time {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 3.4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .brief-aside__text {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .brief-aside__link {
  margin-top: 20px;
}

/* ---------- 合作与共建 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  align-items: center;
}

.page-contact .coop-copy .section-title {
  margin-top: 12px;
  max-width: 22ch;
}

.page-contact .coop-copy .lede {
  margin-top: 14px;
  max-width: 52ch;
  color: var(--contact-ink-soft);
}

.page-contact .coop-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .coop-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .coop-list__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .coop-list__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-contact .coop-list__text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .coop-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  padding-left: 16px;
  border-left: 2px solid var(--cyan-deep);
}

.page-contact .coop-figure {
  margin: 0;
}

/* ---------- 办公地点与服务区域 ---------- */
.page-contact .place-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  align-items: center;
}

.page-contact .place-copy .section-title {
  margin-top: 12px;
  max-width: 20ch;
}

.page-contact .place-facts {
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .place-facts__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .place-facts__row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .place-facts__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .place-facts__val {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .place-facts__val--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .place-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .place-map {
  padding: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(200deg, rgba(27, 143, 120, 0.14), rgba(10, 31, 26, 0.85));
}

.page-contact .coord-map {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}

.page-contact .place-map__caption {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- 尾部指引 ---------- */
.page-contact .contact-tail {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, #0D2620 0%, #0A1F1A 100%);
  padding: clamp(30px, 5vw, 56px) 0;
}

.page-contact .contact-tail__inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.page-contact .contact-tail__text {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--contact-ink-soft);
}

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

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

  .page-contact .place-facts__row {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .contact-tail__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
  }

  .page-contact .contact-tail__text {
    flex: 1 1 auto;
  }

  .page-contact .contact-tail__actions {
    flex: 0 0 auto;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-contact .brief-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.75fr);
  }

  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-contact .place-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .brief-list__item {
    transition: none;
  }
}