.page-contact {
  --contact-panel: rgba(155, 227, 198, 0.06);
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: clip;
  padding-bottom: clamp(3rem, 8vw, 7rem);
}

.page-contact .contact-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-top: clamp(1.1rem, 3vw, 2rem);
  margin-bottom: clamp(1.6rem, 4vw, 3rem);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.page-contact .contact-crumbs .crumbs__link {
  color: var(--line);
  text-decoration: none;
}

.page-contact .contact-crumbs .crumbs__link:hover {
  color: var(--amber-300);
}

.page-contact .contact-crumbs__here {
  color: var(--paper-dim);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.2vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0.7rem 0 1.1rem;
  color: var(--paper);
}

.page-contact .contact-hero .lede {
  max-width: 42ch;
  color: var(--paper-dim);
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.6rem;
  margin: 1.7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__quick li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-left: 0.9rem;
  border-left: 1px solid var(--line);
}

.page-contact .contact-hero__quick span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--moss);
}

.page-contact .contact-hero__quick strong {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber-300);
}

.page-contact .contact-hero__media {
  margin: 0;
  overflow: hidden;
  border: var(--edge);
  border-radius: var(--r-l) var(--r-xl) var(--r-l) var(--r-m);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.86);
}

/* ---------- 联系坐标 ---------- */

.page-contact .contact-coords {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding: clamp(2rem, 5vw, 3.5rem) 0;
  border-top: var(--edge-soft);
  border-bottom: var(--edge-soft);
}

.page-contact .contact-coords__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 1rem;
  color: var(--paper);
}

.page-contact .coord {
  border-top: var(--dash);
  padding: clamp(1rem, 2.2vw, 1.5rem) 0;
}

.page-contact .contact-coords__main > .coord:first-of-type {
  border-top: 0;
}

.page-contact .coord__label {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--moss);
}

.page-contact .coord__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.15rem, 3.2vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--amber-300);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color 0.2s var(--ease);
}

.page-contact .coord__value:hover {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 6px;
}

.page-contact .copy {
  margin-top: 0.75rem;
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--line);
  background: transparent;
  border: 1px solid rgba(155, 227, 198, 0.3);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .copy:hover {
  background: rgba(155, 227, 198, 0.12);
  border-color: var(--line);
}

.page-contact .copy:focus-visible {
  outline: 2px solid var(--amber-300);
  outline-offset: 2px;
}

.page-contact .copy[data-copied] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink-950);
}

.page-contact .contact-coords__rail {
  padding: clamp(1.1rem, 3vw, 1.8rem);
  background: linear-gradient(155deg, rgba(20, 59, 45, 0.96), rgba(13, 42, 32, 0.94));
  border: var(--edge);
  border-radius: var(--r-l);
}

.page-contact .contact-coords__rail h3 {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--line);
  margin: 1.4rem 0 0.5rem;
}

.page-contact .contact-coords__rail h3:first-child {
  margin-top: 0;
}

.page-contact .contact-coords__rail p {
  margin: 0 0 0.8rem;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-contact .contact-coords__rail p:last-child {
  margin-bottom: 0;
}

/* ---------- 地址与备案票据 ---------- */

.page-contact .contact-tickets {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.page-contact .contact-tickets__head {
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}

.page-contact .contact-tickets__head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0.5rem 0 0;
}

.page-contact .contact-tickets__grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.6rem);
}

.page-contact .ticket-card {
  position: relative;
  padding: clamp(1.3rem, 3vw, 2rem);
  padding-left: clamp(1.6rem, 3.4vw, 2.4rem);
  background: var(--ink-800);
  border: var(--dash);
  border-radius: var(--r-m) var(--r-l) var(--r-m) var(--r-l);
  overflow: hidden;
}

.page-contact .ticket-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: repeating-linear-gradient(
    to bottom,
    var(--line) 0 6px,
    transparent 6px 14px
  );
  opacity: 0.55;
}

.page-contact .ticket-card__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--moss);
  margin-bottom: 0.9rem;
}

.page-contact .ticket-card h3 {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--line);
  margin: 0 0 0.6rem;
}

.page-contact .ticket-card__value {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 500;
  line-height: 1.7;
  color: var(--paper);
  margin: 0 0 0.4rem;
}

.page-contact .ticket-card__value--mono {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 2.6vw, 1.45rem);
  letter-spacing: 0.04em;
  color: var(--amber-300);
}

.page-contact .ticket-card__note {
  margin: 0.9rem 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--moss);
}

.page-contact .ticket-card__media {
  margin: 1.1rem 0 0;
  overflow: hidden;
  border-radius: var(--r-s);
}

.page-contact .ticket-card__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.9;
}

/* ---------- 场景切换 ---------- */

.page-contact .contact-scenes {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  border-top: var(--edge-soft);
}

.page-contact .contact-scenes__head {
  margin-bottom: clamp(1.2rem, 3vw, 2rem);
}

.page-contact .contact-scenes__head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.6vw, 2.4rem);
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0.5rem 0 0;
  max-width: 22ch;
}

.page-contact .contact-tabs {
  display: grid;
  gap: 1.2rem;
}

.page-contact .contact-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding-bottom: 0.9rem;
  border-bottom: var(--dash);
}

.page-contact .contact-tabs__list .tab {
  appearance: none;
  background: transparent;
  border: 1px solid rgba(155, 227, 198, 0.22);
  border-radius: 999px;
  color: var(--paper-dim);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  padding: 0.55rem 1.1rem;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-tabs__list .tab:hover {
  border-color: var(--line);
  color: var(--paper);
}

.page-contact .contact-tabs__list .tab:focus-visible {
  outline: 2px solid var(--amber-300);
  outline-offset: 2px;
}

.page-contact .contact-tabs__list .tab[aria-selected="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink-950);
  font-weight: 600;
}

.page-contact .contact-tabs .tabpanel {
  padding: clamp(1.2rem, 3vw, 1.8rem);
  background: var(--contact-panel);
  border: var(--edge-soft);
  border-left: 2px solid var(--line);
  border-radius: var(--r-s) var(--r-m) var(--r-m) var(--r-s);
}

.page-contact .contact-tabs .tabpanel h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  font-weight: 700;
  margin: 0 0 0.7rem;
  color: var(--paper);
}

.page-contact .contact-tabs .tabpanel p {
  margin: 0 0 1rem;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper-dim);
  max-width: 62ch;
}

.page-contact .contact-tabs__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--line);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(155, 227, 198, 0.4);
}

.page-contact .contact-tabs__link:hover {
  color: var(--amber);
  border-color: var(--amber);
}

.page-contact .contact-tabs__note {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--amber-300);
  overflow-wrap: anywhere;
}

/* ---------- 回到入口 ---------- */

.page-contact .contact-back {
  padding-top: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .contact-back__inner {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--ink-800), var(--ink-700));
  border: var(--edge);
  border-radius: var(--r-l) var(--r-xl) var(--r-l) var(--r-xl);
}

.page-contact .contact-back__inner::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 220px;
  height: 220px;
  border: 1px dashed rgba(155, 227, 198, 0.25);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact .contact-back h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 0.6rem 0 0.8rem;
}

.page-contact .contact-back p {
  margin: 0 0 1.4rem;
  max-width: 58ch;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .contact-back__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-contact .contact-back__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  margin: 1.6rem 0 0;
  padding: 1.1rem 0 0;
  list-style: none;
  border-top: var(--edge-soft);
}

.page-contact .contact-back__links a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--moss);
  text-decoration: none;
}

.page-contact .contact-back__links a:hover {
  color: var(--amber-300);
}

/* ---------- 响应式 ---------- */

@media (min-width: 820px) {
  .page-contact .contact-tickets__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero,
  .page-contact .contact-coords {
    grid-template-columns: repeat(16, 1fr);
  }

  .page-contact .contact-hero__text {
    grid-column: 1 / span 7;
  }

  .page-contact .contact-hero__media {
    grid-column: 8 / span 9;
  }

  .page-contact .contact-coords__main {
    grid-column: 1 / span 9;
  }

  .page-contact .contact-coords__rail {
    grid-column: 11 / span 6;
    align-self: start;
  }
}

@media (max-width: 640px) {
  .page-contact .coord__value {
    letter-spacing: 0;
    font-size: 1.12rem;
  }

  .page-contact .contact-tabs__list {
    gap: 0.35rem;
  }

  .page-contact .contact-tabs__list .tab {
    font-size: 13px;
    padding: 0.5rem 0.9rem;
  }

  .page-contact .contact-hero__quick {
    gap: 0.6rem 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy,
  .page-contact .coord__value,
  .page-contact .contact-tabs__list .tab,
  .page-contact .contact-tabs__link,
  .page-contact .contact-back__links a {
    transition: none;
  }
}