.page-contact {
  --c-pad: clamp(56px, 8vw, 104px);
  --c-gap: clamp(24px, 5vw, 64px);
  --c-line: rgba(200, 160, 74, 0.28);
  --c-line-soft: rgba(200, 160, 74, 0.13);
  --c-fade: rgba(243, 237, 224, 0.72);
  --c-ink-soft: rgba(29, 35, 41, 0.76);
  background: var(--inkblue);
  color: var(--paper);
}

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

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

.page-contact .annot {
  color: var(--gold);
  letter-spacing: 0.18em;
}

.page-contact .contact-mail .annot,
.page-contact .contact-visit .annot,
.page-contact .contact-self .annot {
  color: #8c6a25;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 32px) 0 clamp(48px, 7vw, 88px);
  border-bottom: 1px solid var(--c-line-soft);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200, 160, 74, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 160, 74, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 72%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero__crumbs {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-contact .contact-hero__crumbs .crumbs a {
  color: var(--gold-lit);
  text-decoration: none;
}

.page-contact .contact-hero__crumbs .crumbs li[aria-current] {
  color: var(--c-fade);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: end;
}

.page-contact .contact-hero__annot {
  margin: 0 0 18px;
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .contact-hero__lead h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .contact-hero__intro {
  margin: 0;
  max-width: 46ch;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--c-fade);
}

.page-contact .contact-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px 24px;
  margin: 28px 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .contact-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-contact .contact-hero__facts strong {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  font-weight: 500;
  color: var(--gold-lit);
}

.page-contact .contact-hero__facts span {
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--c-fade);
}

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

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 三条渠道 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: 1px;
  margin-top: clamp(36px, 6vw, 72px);
  border: 1px solid var(--c-line);
  background: var(--c-line);
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 3vw, 32px);
  background: var(--inkblue);
  transition: background 0.18s ease, box-shadow 0.18s ease;
}

.page-contact .channel:hover {
  background: var(--inkblue-2);
  box-shadow: inset 0 2px 0 var(--gold);
}

.page-contact .channel__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .channel__line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 3.2vw, 1.05rem);
  color: var(--gold-lit);
  overflow-wrap: anywhere;
  word-break: break-word;
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 201, 122, 0.35);
  transition: color 0.16s ease, border-color 0.16s ease;
}

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

.page-contact .channel__value--place {
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.6;
  color: var(--paper);
  border-bottom: none;
}

.page-contact .channel__copy {
  flex: 0 0 auto;
  font-size: var(--fs-12);
}

.page-contact .channel__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--c-fade);
}

.page-contact .channel__foot {
  margin: auto 0 0;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: rgba(200, 160, 74, 0.9);
}

/* ---------- 邮件 ---------- */
.page-contact .contact-mail {
  position: relative;
  padding: var(--c-pad) 0;
  background: var(--paper);
  color: var(--ink);
}

.page-contact .contact-mail::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(29, 35, 41, 0.07) 1px, transparent 0);
  background-size: 18px 18px;
  pointer-events: none;
}

.page-contact .contact-mail__grid {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-contact .contact-mail__main h2,
.page-contact .contact-visit__info h2,
.page-contact .contact-self h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: var(--fs-44);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-contact .contact-mail__lead {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-contact .mailfacts {
  display: grid;
  gap: 22px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-contact .mailfact {
  padding-top: 16px;
  border-top: 1px solid rgba(29, 35, 41, 0.18);
}

.page-contact .mailfact h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #8c6a25;
}

.page-contact .mailfact p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--c-ink-soft);
}

.page-contact .mailfact ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .mailfact li {
  position: relative;
  padding-left: 17px;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--c-ink-soft);
}

.page-contact .mailfact li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  background: rgba(200, 160, 74, 0.32);
  border: 1px solid var(--gold);
}

.page-contact .contact-mail__note {
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--cinnabar);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--c-ink-soft);
}

/* ---------- 电话 ---------- */
.page-contact .contact-phone {
  position: relative;
  overflow: hidden;
  padding: var(--c-pad) 0;
  background: var(--inkblue-2);
}

.page-contact .contact-phone__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
}

.page-contact .contact-phone h2,
.page-contact .contact-partners h2 {
  margin: 16px 0 16px;
  font-family: var(--font-display);
  font-size: var(--fs-44);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .contact-phone__lead {
  margin: 0;
  max-width: 54ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-fade);
}

.page-contact .prep {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--c-line-soft);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-contact .prep li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 2px;
  background: var(--inkblue-2);
}

.page-contact .prep__no {
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  line-height: 1.2;
  color: var(--gold);
}

.page-contact .prep h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold-lit);
}

.page-contact .prep p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--c-fade);
}

.page-contact .contact-phone__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-contact .contact-phone__aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

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

.page-contact .contact-phone__aside img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-phone__tip {
  margin: 0;
  padding: 16px 18px;
  border-left: 2px solid var(--gold);
  background: rgba(11, 31, 46, 0.55);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--c-fade);
}

/* ---------- 到访 ---------- */
.page-contact .contact-visit {
  padding: var(--c-pad) 0;
  background: var(--paper);
  color: var(--ink);
}

.page-contact .contact-visit__grid {
  display: grid;
  gap: var(--c-gap);
  align-items: center;
}

.page-contact .contact-visit__map {
  position: relative;
  min-height: 260px;
  overflow: hidden;
  border: 1px solid rgba(200, 160, 74, 0.55);
  background-color: var(--inkblue);
  background-image:
    linear-gradient(rgba(200, 160, 74, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 160, 74, 0.16) 1px, transparent 1px),
    linear-gradient(rgba(200, 160, 74, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 160, 74, 0.07) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 24px 24px, 24px 24px;
}

.page-contact .visit__tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--gold);
  border: 1px solid var(--c-line);
}

.page-contact .visit__pin {
  position: absolute;
  left: 22%;
  top: 46%;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  background: var(--cinnabar);
  color: #ffffff;
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  box-shadow: 0 14px 28px -16px rgba(0, 0, 0, 0.85);
}

.page-contact .visit__pin::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-lit);
}

.page-contact .contact-visit__info > p {
  margin: 0;
  max-width: 56ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-contact .addresscard {
  display: grid;
  gap: 10px;
  justify-items: start;
  margin-top: clamp(22px, 3vw, 30px);
  padding: clamp(18px, 3vw, 26px);
  background: #ffffff;
  border: 1px solid rgba(200, 160, 74, 0.6);
  box-shadow: 7px 7px 0 var(--paper-2);
}

.page-contact .addresscard__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: #8c6a25;
}

.page-contact .addresscard__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .visitnote {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid rgba(29, 35, 41, 0.16);
}

.page-contact .visitnote summary {
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-14);
  letter-spacing: 0.06em;
  color: #8c6a25;
}

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

.page-contact .visitnote summary::after {
  content: "+";
  margin-left: 8px;
  font-family: var(--font-mono);
}

.page-contact .visitnote[open] summary::after {
  content: "−";
}

.page-contact .visitnote p {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--c-ink-soft);
}

/* ---------- 合作 ---------- */
.page-contact .contact-partners {
  padding: var(--c-pad) 0;
  background: var(--inkblue);
  border-top: 1px solid var(--c-line-soft);
}

.page-contact .contact-partners__grid {
  display: grid;
  gap: clamp(28px, 5vw, 60px);
}

.page-contact .contact-partners__main > p {
  margin: 0;
  max-width: 56ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-fade);
}

.page-contact .partnerlist {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .partnerlist li {
  padding: 8px 14px;
  font-size: var(--fs-14);
  color: var(--gold-lit);
  background: rgba(200, 160, 74, 0.07);
  border: 1px solid var(--c-line);
}

.page-contact .contact-partners__cta {
  margin: 26px 0 0;
}

.page-contact .contact-partners__note {
  display: grid;
  gap: 16px;
  align-content: start;
  padding-left: clamp(18px, 3vw, 28px);
  border-left: 2px solid var(--gold);
}

.page-contact .contact-partners__note p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--c-fade);
}

/* ---------- 自助入口 ---------- */
.page-contact .contact-self {
  padding: var(--c-pad) 0;
  background: var(--paper-2);
  color: var(--ink);
}

.page-contact .contact-self__lead {
  margin: 0;
  max-width: 60ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-contact .selflist {
  display: grid;
  gap: 1px;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  background: rgba(29, 35, 41, 0.18);
  border: 1px solid rgba(29, 35, 41, 0.18);
}

.page-contact .selflist li {
  background: var(--paper-2);
  min-width: 0;
}

.page-contact .selflist a {
  display: grid;
  gap: 7px;
  padding: clamp(16px, 2.6vw, 24px);
  color: var(--ink);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.16s ease, border-color 0.16s ease;
}

.page-contact .selflist a:hover,
.page-contact .selflist a:focus-visible {
  background: #ffffff;
  border-left-color: var(--cinnabar);
}

.page-contact .selflist strong {
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-contact .selflist span {
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--c-ink-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .mailfacts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .contact-visit__map {
    min-height: 340px;
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .contact-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: clamp(28px, 5vw, 72px);
  }

  .page-contact .contact-phone__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .contact-partners__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: clamp(40px, 6vw, 88px);
  }
}

@media (max-width: 480px) {
  .page-contact .contact-hero__facts {
    gap: 14px;
  }

  .page-contact .prep li {
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
  }

  .page-contact .visit__pin {
    left: 12%;
    top: 40%;
  }
}