.page-contact {
  --contact-rule: 1px solid rgba(18, 56, 74, 0.95);
  --contact-rule-soft: 1px solid rgba(18, 56, 74, 0.62);
  --contact-mesh: rgba(18, 56, 74, 0.5);
  background:
    radial-gradient(900px 480px at 82% -8%, rgba(57, 242, 192, 0.13), transparent 62%),
    radial-gradient(700px 420px at -6% 34%, rgba(255, 138, 61, 0.08), transparent 66%),
    var(--ink);
  color: var(--white);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(5.25rem, 10vw, 7.5rem) clamp(2.5rem, 6vw, 4.25rem);
  border-bottom: var(--contact-rule);
  background-image:
    linear-gradient(to right, var(--contact-mesh) 1px, transparent 1px),
    linear-gradient(to bottom, var(--contact-mesh) 1px, transparent 1px);
  background-size: 86px 86px;
  background-position: center top;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: min(46vw, 420px);
  height: 3px;
  background: linear-gradient(to left, var(--mint), transparent);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__crumb {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  min-width: 0;
}

.page-contact .contact-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .contact-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--mint);
  flex: none;
}

.page-contact .contact-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.4vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
  max-width: 19ch;
}

.page-contact .contact-lead {
  margin: clamp(1rem, 2.4vw, 1.5rem) 0 0;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .reach {
  display: grid;
  gap: clamp(0.85rem, 2vw, 1.25rem);
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  min-width: 0;
}

.page-contact .reach__item {
  min-width: 0;
  padding: 1rem 1.15rem 1.15rem;
  background: var(--ink-2);
  border: var(--contact-rule);
  border-left-width: 3px;
}

.page-contact .reach__item--call {
  border-left-color: var(--mint);
}

.page-contact .reach__item--mail {
  border-left-color: var(--orange);
}

.page-contact .reach__label {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .reach__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.55rem, 5.4vw, 2.5rem);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--mint);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .reach__value--mail {
  font-size: clamp(0.9375rem, 3.2vw, 1.4rem);
  line-height: 1.35;
  color: var(--orange);
}

.page-contact .reach__hint {
  margin: 0.7rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--mist);
}

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

.page-contact .reply-card {
  padding: 1.15rem 1.2rem 1.3rem;
  background:
    repeating-linear-gradient(to bottom, rgba(18, 56, 74, 0.38) 0 1px, transparent 1px 34px),
    var(--ink-2);
  border: var(--contact-rule);
  border-top: 3px solid var(--mint);
}

.page-contact .reply-card__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .reply-card__clock {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  margin: 0 0 1rem;
}

.page-contact .reply-card__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.01em;
}

.page-contact .reply-card__unit {
  font-size: 0.8125rem;
  color: var(--lime);
  letter-spacing: 0.04em;
}

.page-contact .reply-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.page-contact .reply-card__list li {
  position: relative;
  padding-left: 0.95rem;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .reply-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 5px;
  height: 5px;
  background: var(--mint);
}

.page-contact .contact-figure {
  margin: 1.15rem 0 0;
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: var(--contact-rule);
  background: var(--tactical);
}

.page-contact .contact-figure__cap {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 提交前准备 ---------- */
.page-contact .prep {
  padding-block: clamp(2.75rem, 6.5vw, 5rem);
  border-bottom: var(--contact-rule);
}

.page-contact .prep__inner {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
  min-width: 0;
}

.page-contact .prep__index,
.page-contact .routes__index {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-contact .prep__title,
.page-contact .routes__title,
.page-contact .desk__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 3.6vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .prep__lead,
.page-contact .routes__lead {
  margin: 0.9rem 0 0;
  max-width: 44ch;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .prep__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-contact .prep__item {
  position: relative;
  padding: 1.15rem 0 1.25rem;
  border-top: var(--contact-rule-soft);
  min-width: 0;
}

.page-contact .prep__item::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 34px;
  height: 1px;
  background: var(--mint);
}

.page-contact .prep__num {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  color: var(--mint);
}

.page-contact .prep__item-title {
  margin: 0 0 0.45rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--white);
}

.page-contact .prep__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 地址与备案 ---------- */
.page-contact .desk {
  padding-block: clamp(2.25rem, 5vw, 3.5rem);
  background: var(--ink-2);
  border-bottom: var(--contact-rule);
}

.page-contact .desk__title {
  margin-bottom: clamp(1rem, 2.4vw, 1.5rem);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  font-weight: 700;
}

.page-contact .desk__bar {
  display: grid;
  gap: 0;
  border: var(--contact-rule);
  background: var(--deep);
}

.page-contact .desk__cell {
  padding: 0.95rem 1.1rem 1.05rem;
  border-top: var(--contact-rule-soft);
  min-width: 0;
}

.page-contact .desk__cell:first-child {
  border-top: 0;
}

.page-contact .desk__label {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .desk__value {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .desk__value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--mint);
}

.page-contact .desk__more {
  margin-top: 1rem;
  border: var(--contact-rule);
  background: rgba(4, 16, 24, 0.55);
}

.page-contact .desk__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-contact .desk__summary::-webkit-details-marker {
  display: none;
}

.page-contact .desk__summary::after {
  content: "＋";
  font-size: 1rem;
  line-height: 1;
  color: var(--orange);
}

.page-contact .desk__more[open] .desk__summary::after {
  content: "－";
}

.page-contact .desk__panel {
  padding: 0 1.1rem 1.15rem;
  display: grid;
  gap: 0.7rem;
  border-top: var(--contact-rule-soft);
  padding-top: 0.95rem;
}

.page-contact .desk__panel p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 常见求助入口 ---------- */
.page-contact .routes {
  padding-block: clamp(2.75rem, 6.5vw, 5rem) clamp(3.25rem, 7vw, 5.5rem);
}

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

.page-contact .routes__head {
  margin-bottom: clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-contact .routes__grid {
  display: grid;
  gap: 0.9rem;
  min-width: 0;
}

.page-contact .route-card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.15rem 1.2rem 1.3rem;
  background: var(--ink-2);
  border: var(--contact-rule);
  color: var(--white);
  text-decoration: none;
  min-width: 0;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-contact .route-card:hover,
.page-contact .route-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(255, 138, 61, 0.7);
}

.page-contact .route-card:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-contact .route-card--main {
  background:
    linear-gradient(135deg, rgba(57, 242, 192, 0.1), transparent 58%),
    var(--ink-2);
  border-left: 3px solid var(--mint);
}

.page-contact .route-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  line-height: 1.35;
  color: var(--white);
}

.page-contact .route-card--main .route-card__title {
  font-size: clamp(1.25rem, 3.4vw, 1.85rem);
}

.page-contact .route-card__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .route-card__go {
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .routes__figure {
  margin: clamp(1.5rem, 3.5vw, 2.25rem) 0 0;
}

.page-contact .routes__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: var(--contact-rule);
  background: var(--tactical);
}

.page-contact .routes__figure-cap {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .reach {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .prep__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(1.25rem, 3vw, 2.25rem);
  }
}

@media (min-width: 860px) {
  .page-contact .prep__inner {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .page-contact .desk__bar {
    grid-template-columns: 1.35fr 1fr 1fr;
  }

  .page-contact .desk__cell {
    border-top: 0;
    border-left: var(--contact-rule-soft);
    padding: 1.05rem 1.25rem 1.15rem;
  }

  .page-contact .desk__cell:first-child {
    border-left: 0;
  }

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

  .page-contact .route-card--main {
    grid-column: 1 / -1;
    padding: 1.5rem 1.6rem 1.6rem;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: start;
  }

  .page-contact .contact-figure {
    margin-top: 1.25rem;
  }
}

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

  .page-contact .route-card:hover,
  .page-contact .route-card:focus-visible {
    transform: none;
  }
}