.page-contact {
  background:
    radial-gradient(120% 58% at 10% 0%, rgba(19, 44, 76, .92) 0%, rgba(7, 20, 38, 0) 64%),
    var(--night);
  color: var(--flag-white);
  padding: clamp(18px, 3vw, 34px) 0 0;
  overflow-x: clip;
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-bottom: clamp(16px, 3vw, 28px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted-3);
}

.page-contact .crumbs a {
  color: var(--muted-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-contact .crumbs a:hover,
.page-contact .crumbs a:focus-visible {
  color: var(--butter);
  border-bottom-color: var(--line);
}

/* ---------- 联络卡首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(14, 35, 64, .96), rgba(7, 20, 38, .99));
  clip-path: polygon(0 0, calc(100% - 44px) 0, 100% 44px, 100% 100%, 44px 100%, 0 calc(100% - 44px));
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-hero__shot {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero__shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(108deg, rgba(7, 20, 38, .95) 0%, rgba(7, 20, 38, .8) 54%, rgba(7, 20, 38, .52) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(26px, 4.4vw, 48px);
  padding: clamp(28px, 5.4vw, 72px);
}

.page-contact h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(29px, 5vw, 50px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.03em;
  color: var(--flag-white);
}

.page-contact h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3.2vw, 33px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.02em;
  color: var(--flag-white);
}

.page-contact .contact-hero__lead {
  max-width: 46ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .contact-card {
  display: grid;
  gap: clamp(18px, 2.6vw, 24px);
  padding: clamp(20px, 3.2vw, 30px);
  border: 1px solid var(--line);
  background: rgba(10, 26, 46, .86);
  backdrop-filter: blur(8px);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-contact .contact-card__label,
.page-contact .contact-row__key {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted-3);
}

.page-contact .contact-card__num {
  display: inline-block;
  padding-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(28px, 5.2vw, 50px);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--butter);
  text-decoration: none;
  border-bottom: 2px solid rgba(232, 178, 90, .34);
  overflow-wrap: anywhere;
  transition: color .22s ease, border-color .22s ease;
}

.page-contact .contact-card__num:hover,
.page-contact .contact-card__num:focus-visible {
  color: #FFFDF8;
  border-bottom-color: var(--gold);
}

.page-contact .contact-card__meta {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-2);
}

.page-contact .contact-card__rows {
  display: grid;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-soft);
}

.page-contact .contact-row__val {
  display: block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-style: normal;
  line-height: 1.62;
  color: var(--flag-white);
  overflow-wrap: anywhere;
}

.page-contact a.contact-row__val {
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 178, 90, .3);
  transition: color .2s ease, border-color .2s ease;
}

.page-contact a.contact-row__val:hover,
.page-contact a.contact-row__val:focus-visible {
  color: var(--butter);
  border-bottom-color: var(--gold);
}

/* ---------- 值守时段 ---------- */
.page-contact .contact-hours {
  display: grid;
  gap: clamp(26px, 4vw, 42px);
  margin-top: clamp(48px, 8vw, 96px);
}

.page-contact .hours-head__lead {
  max-width: 40ch;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .hours-body {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .hours-status {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px 18px;
  border: 1px solid rgba(62, 142, 110, .45);
  background: rgba(62, 142, 110, .12);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-contact .hours-status__dot {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(62, 142, 110, .2);
}

.page-contact .hours-status__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--green);
}

.page-contact .hours-status__text {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--flag-white);
}

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

.page-contact .hours-list li {
  display: grid;
  gap: 10px;
  justify-items: start;
  padding: clamp(16px, 2.6vw, 22px);
  border: 1px solid var(--line-soft);
  background: var(--plateau);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-contact .hours-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 公告 ---------- */
.page-contact .contact-notice {
  margin-top: clamp(48px, 8vw, 96px);
}

.page-contact .notice-card {
  display: grid;
  gap: clamp(20px, 3.2vw, 36px);
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  background: linear-gradient(118deg, rgba(19, 44, 76, .95), rgba(14, 35, 64, .72));
  clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 40px 100%, 0 calc(100% - 40px));
}

.page-contact .notice-card__right p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .notice-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 写信提示 ---------- */
.page-contact .contact-write {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
  margin-top: clamp(48px, 8vw, 96px);
}

.page-contact .contact-write__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--plateau-hi), var(--night));
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-contact .contact-write__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .84;
}

.page-contact .write-steps {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .write-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .write-steps li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .write-steps__idx {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-contact .write-steps h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--flag-white);
}

.page-contact .write-steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .write-warn {
  margin: 22px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--red);
  background: rgba(201, 79, 79, .1);
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .write-links {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--muted-2);
}

.page-contact .write-links a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color .2s ease, border-color .2s ease;
}

.page-contact .write-links a:hover,
.page-contact .write-links a:focus-visible {
  color: var(--butter);
  border-bottom-color: var(--gold);
}

/* ---------- 备案细条 ---------- */
.page-contact .contact-legal {
  margin-top: clamp(48px, 8vw, 96px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-contact .legal-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--line-soft);
}

.page-contact .legal-strip__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 14px 18px;
  background: rgba(14, 35, 64, .55);
}

.page-contact .legal-strip dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted-3);
}

.page-contact .legal-strip dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.page-contact .legal-strip__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted-3);
}

.page-contact .legal-strip__note a {
  color: var(--muted-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .legal-strip__note a:hover,
.page-contact .legal-strip__note a:focus-visible {
  color: var(--butter);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 880px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: end;
  }

  .page-contact .contact-hours {
    grid-template-columns: .82fr 1.18fr;
  }

  .page-contact .hours-head {
    position: sticky;
    top: 40px;
  }

  .page-contact .notice-card {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-contact .contact-write {
    grid-template-columns: .88fr 1.12fr;
  }

  .page-contact .contact-write__media {
    position: sticky;
    top: 40px;
  }

  .page-contact .legal-strip {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-card__rows {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card__num,
  .page-contact a.contact-row__val,
  .page-contact .crumbs a,
  .page-contact .write-links a {
    transition: none;
  }
}