.page-contact {
  --pc-hair: rgba(11, 21, 18, .1);
  --pc-line: rgba(200, 162, 43, .45);
  background-color: var(--paper-50);
  color: var(--slate-700);
  font-family: var(--font-body);
  line-height: 1.85;
}

.page-contact img { max-width: 100%; height: auto; }

.page-contact a:focus-visible,
.page-contact [tabindex]:focus-visible {
  outline: 3px solid var(--gold-500);
  outline-offset: 3px;
}

/* ── 首屏 ───────────────────────────────── */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(26px, 4vw, 44px) 0 clamp(44px, 6vw, 76px);
  background-color: var(--ink-950);
  background-image: repeating-linear-gradient(12deg, rgba(247, 242, 231, .05) 0 2px, transparent 2px 10px);
  color: var(--paper-50);
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--moss-200);
}

.page-contact .breadcrumbs a {
  color: var(--gold-200);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover { color: var(--gold-500); }

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--gold-500);
}

.page-contact .contact-hero h1 {
  margin: .35em 0 .45em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--paper-50);
}

.page-contact .contact-hero .lede {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--moss-200);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid rgba(185, 207, 197, .22);
  border-radius: var(--radius-soft);
  background-color: rgba(185, 207, 197, .22);
  overflow: hidden;
  align-self: end;
}

.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background-color: var(--ink-800);
  font-size: .88rem;
}

.page-contact .contact-fact__k { color: var(--moss-200); }

.page-contact .contact-fact__v {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--gold-200);
  text-align: right;
}

/* 通道卡墙 */
.page-contact .channel-wall {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--radius-card);
  background-color: var(--paper-50);
  color: var(--slate-700);
  border: 1px solid rgba(11, 21, 18, .08);
  box-shadow: 0 22px 46px -34px rgba(11, 21, 18, .85);
  overflow: hidden;
  transition: transform .24s var(--ease), box-shadow .24s var(--ease);
}

.page-contact .channel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background-color: var(--gold-500);
  opacity: 0;
  transition: opacity .24s var(--ease);
}

.page-contact .channel:hover { transform: translateY(-2px); }
.page-contact .channel:hover::after { opacity: 1; }

.page-contact .channel__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--slate-500);
}

.page-contact .channel__label {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .02em;
  color: var(--moss-700);
}

.page-contact .channel__value {
  margin: .55em 0 .6em;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(.95rem, 1.6vw, 1.15rem);
  font-weight: 600;
  line-height: 1.5;
  overflow-wrap: anywhere;
  color: var(--ink-950);
}

.page-contact .channel__desc {
  margin: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--slate-500);
}

.page-contact .channel__hint {
  margin: .7em 0 0;
  font-size: .8rem;
  line-height: 1.75;
  color: var(--slate-500);
}

/* 邮箱卡用主色，做出重量差 */
.page-contact .channel--mail {
  background-color: var(--moss-700);
  border-color: rgba(185, 207, 197, .3);
}

.page-contact .channel--mail .channel__tag { color: var(--gold-200); }
.page-contact .channel--mail .channel__label { color: var(--paper-50); }
.page-contact .channel--mail .channel__value { color: var(--gold-200); }
.page-contact .channel--mail .channel__desc,
.page-contact .channel--mail .channel__hint { color: var(--moss-200); }

.page-contact .channel--addr { background-color: var(--gold-200); }
.page-contact .channel--addr .channel__tag { color: var(--moss-700); }

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-contact .channel-wall {
    grid-template-columns: 1.35fr 1fr 1fr;
    align-items: start;
  }

  .page-contact .channel--mail { padding-bottom: clamp(28px, 3vw, 40px); }
  .page-contact .channel--phone { margin-top: 18px; }
  .page-contact .channel--addr { margin-top: 36px; }
}

@media (hover: hover) and (min-width: 760px) {
  .page-contact .channel__hint {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height .28s var(--ease), opacity .28s var(--ease), margin-top .28s var(--ease);
  }

  .page-contact .channel:hover .channel__hint,
  .page-contact .channel:focus-within .channel__hint,
  .page-contact .channel:focus .channel__hint {
    max-height: 9em;
    margin-top: .7em;
    opacity: 1;
  }
}

/* ── 正文区 ─────────────────────────────── */
.page-contact .contact-body {
  padding: clamp(40px, 6vw, 84px) 0 clamp(48px, 7vw, 100px);
  background-color: var(--paper-50);
  background-image:
    linear-gradient(rgba(11, 21, 18, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 21, 18, .035) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
}

.page-contact .contact-rail {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-contact .contact-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  font-size: .8rem;
  color: var(--slate-500);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease);
}

.page-contact .contact-rail__num {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--gold-500);
}

.page-contact .contact-rail__link:hover,
.page-contact .contact-rail__link.is-current { color: var(--moss-700); }
.page-contact .contact-rail__link.is-current { font-weight: 700; }

.page-contact .contact-stream {
  display: grid;
  gap: clamp(48px, 7vw, 96px);
  min-width: 0;
}

.page-contact .contact-sec { position: relative; }

.page-contact .contact-sec__head { margin-bottom: clamp(20px, 3vw, 32px); }

.page-contact .contact-sec__num {
  display: inline-block;
  margin-bottom: 10px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--pc-line);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .2em;
  color: var(--gold-500);
}

.page-contact .contact-sec__title {
  margin: 0 0 .45em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink-950);
}

.page-contact .contact-sec__lede {
  margin: 0;
  max-width: 46ch;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--slate-500);
}

[data-reveal] { transition: opacity .26s var(--ease), transform .26s var(--ease); }

/* ── 02 事项分线 ────────────────────────── */
.page-contact .route-strip {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .route-strip__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
  border-radius: 8px;
  background-color: var(--paper-200);
  border-top: 4px solid var(--moss-500);
}

.page-contact .route-strip__item--venue { border-top-color: var(--gold-500); }
.page-contact .route-strip__item--media { border-top-color: var(--volt-600); }
.page-contact .route-strip__item--column { border-top-color: var(--coral-500); }

.page-contact .route-strip__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--slate-500);
}

.page-contact .route-strip__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--ink-950);
}

.page-contact .route-strip__to {
  margin: 0;
  font-size: .85rem;
  font-weight: 700;
  line-height: 1.7;
  color: var(--moss-700);
}

.page-contact .route-strip__prep {
  margin: 0;
  font-size: .84rem;
  line-height: 1.8;
  color: var(--slate-500);
}

@media (min-width: 900px) {
  .page-contact .route-strip { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ── 03 回复节奏 ────────────────────────── */
.page-contact .rhythm {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 44px);
}

.page-contact .rhythm__list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .rhythm__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .rhythm__k {
  font-size: .9rem;
  font-weight: 700;
  color: var(--ink-950);
}

.page-contact .rhythm__v {
  font-size: .88rem;
  line-height: 1.8;
  color: var(--slate-500);
}

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

.page-contact .media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  object-fit: cover;
}

.page-contact .media__caption {
  margin-top: 10px;
  font-size: .76rem;
  line-height: 1.7;
  color: var(--slate-500);
}

.page-contact .rhythm__media img { aspect-ratio: 11 / 7; }

@media (min-width: 560px) {
  .page-contact .rhythm__list li {
    grid-template-columns: 10em minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .rhythm {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

/* ── 04 方位 ────────────────────────────── */
.page-contact .place-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .place-grid__photo img { aspect-ratio: 3 / 2; }

.page-contact .place-grid__map {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-card);
  background-color: var(--ink-950);
  background-image: repeating-linear-gradient(12deg, rgba(247, 242, 231, .04) 0 2px, transparent 2px 10px);
}

.page-contact .place-grid__map svg {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.page-contact .place-grid__note {
  margin: 0;
  font-size: .74rem;
  line-height: 1.7;
  color: var(--moss-200);
}

.page-contact .place-note {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: 62ch;
  padding-left: 18px;
  border-left: 3px solid var(--gold-500);
  font-size: .92rem;
  line-height: 1.9;
  color: var(--slate-500);
}

@media (min-width: 820px) {
  .page-contact .place-grid { grid-template-columns: 7fr 5fr; align-items: stretch; }
}

/* ── 05 资料清单 ────────────────────────── */
.page-contact .kit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .kit-col {
  padding: clamp(18px, 2vw, 24px);
  border-radius: var(--radius-card);
  background-color: var(--paper-200);
  border: 1px solid rgba(11, 21, 18, .06);
}

.page-contact .kit-col__title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(29, 74, 62, .28);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: .04em;
  color: var(--moss-700);
}

.page-contact .contact-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .contact-check li {
  position: relative;
  padding-left: 26px;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--slate-700);
}

.page-contact .contact-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .4em;
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--moss-500);
  border-radius: 3px;
  background-color: var(--paper-50);
}

.page-contact .kit-foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pc-line);
  font-size: .9rem;
  line-height: 1.85;
  color: var(--slate-500);
}

.page-contact .pc-link {
  color: var(--volt-600);
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 107, 255, .35);
}

.page-contact .pc-link:hover { border-bottom-color: var(--volt-600); }

@media (min-width: 820px) {
  .page-contact .kit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .page-contact .contact-body__grid {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 40px;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 96px;
    align-self: start;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    overflow: visible;
    padding: 0 0 0 14px;
    border-left: 1px solid var(--pc-hair);
  }

  .page-contact .contact-rail__link {
    white-space: normal;
    line-height: 1.5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}