.page-contact,
.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact {
  --contact-paper-line: rgba(10, 17, 40, 0.07);
  --contact-edge: rgba(10, 17, 40, 0.13);
  --contact-gold-soft: rgba(242, 183, 5, 0.16);
  background:
    radial-gradient(ellipse at 88% 3%, var(--contact-gold-soft) 0%, transparent 32%),
    radial-gradient(ellipse at 4% 38%, rgba(0, 229, 255, 0.08) 0%, transparent 26%),
    linear-gradient(180deg, #faf6ed 0%, var(--color-ivory) 42%, #efe7d8 100%);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-contact .breadcrumbs {
  margin-top: 1.5rem;
}

/* ===== Hero 信头区 ===== */
.page-contact .contact-hero {
  padding: 1.4rem 0 1.2rem;
}

.page-contact .contact-hero__paper {
  position: relative;
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 27px, var(--contact-paper-line) 28px),
    rgba(255, 255, 255, 0.74);
  border: 1px solid var(--contact-edge);
  border-top: 4px solid var(--color-navy);
  box-shadow: 8px 8px 0 var(--contact-gold-soft), 1px 12px 24px rgba(10, 17, 40, 0.06);
  padding: 2rem 1.4rem 1.8rem;
}

.page-contact .contact-hero__paper::before {
  content: "♛";
  position: absolute;
  top: -14px;
  right: 1.4rem;
  font-size: 1.2rem;
  color: var(--color-gold);
  background: var(--color-navy);
  padding: 0.2rem 0.5rem;
}

.page-contact .contact-hero__stamp {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-mist);
  margin: 0 0 0.25rem;
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-sub);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  margin: 0;
}

.page-contact .contact-hero__paper h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 6vw, 2.4rem);
  line-height: 1.16;
  font-weight: 800;
  color: var(--color-navy);
  margin: 0.8rem 0 1rem;
  letter-spacing: 0.01em;
}

.page-contact .contact-hero__title-sub {
  display: block;
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.6vw, 1.1rem);
  font-weight: 500;
  color: var(--color-midnight);
  letter-spacing: 0.05em;
  margin-top: 0.3rem;
}

.page-contact .contact-hero__lead {
  font-family: var(--font-sub);
  font-size: 0.95rem;
  color: var(--color-ink);
  max-width: 62ch;
  margin: 0 0 1.1rem;
}

.page-contact .contact-hero__meta {
  border-top: 1px solid var(--contact-edge);
  padding-top: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.6rem;
}

.page-contact .contact-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--color-midnight);
}

.page-contact .contact-hero__meta-item::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--color-gold);
  transform: rotate(45deg);
  flex: none;
}

/* ===== 区块标题 ===== */
.page-contact .contact-section-header {
  position: relative;
  margin: 0 0 1.5rem;
  padding-left: 14px;
}

.page-contact .contact-section-header::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 0;
  width: 3px;
  bottom: 2px;
  background: linear-gradient(180deg, var(--color-navy), var(--color-gold));
}

.page-contact .contact-section-header__kicker {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-mist);
  margin: 0 0 0.4rem;
}

.page-contact .contact-section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  font-weight: 800;
  color: var(--color-navy);
  margin: 0 0 0.55rem;
  letter-spacing: 0.03em;
}

.page-contact .contact-section-header > p:last-child {
  font-size: 0.9rem;
  color: var(--color-midnight);
  margin: 0;
  max-width: 72ch;
}

/* ===== 服务联系方式 ===== */
.page-contact .contact-channels {
  padding: 2rem 0 0;
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.page-contact .envelope-card {
  position: relative;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--contact-edge);
  padding: 1.5rem 1.3rem 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform 0.35s var(--ease-out), border-color 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
}

.page-contact .envelope-card:hover {
  transform: translateY(-2px);
  border-color: rgba(10, 17, 40, 0.24);
  box-shadow: 0 10px 20px rgba(10, 17, 40, 0.06);
}

.page-contact .envelope-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold));
}

.page-contact .envelope-card--business::before {
  background: linear-gradient(90deg, var(--color-navy), var(--color-cyan));
}

.page-contact .envelope-card--phone::before {
  background: linear-gradient(90deg, var(--color-navy), var(--color-neon));
}

.page-contact .envelope-card--hours::before {
  background: linear-gradient(90deg, var(--color-navy), var(--color-violet));
}

.page-contact .envelope-card__badge {
  position: absolute;
  top: -0.55rem;
  right: 0.9rem;
  background: var(--color-navy);
  color: var(--color-ivory);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  padding: 0.18rem 0.65rem;
}

.page-contact .envelope-card--phone .envelope-card__badge {
  background: var(--color-neon);
  color: var(--color-navy);
}

.page-contact .envelope-card--hours .envelope-card__badge {
  background: var(--color-violet);
  color: var(--color-ivory);
}

.page-contact .envelope-card--business .envelope-card__badge {
  background: var(--color-cyan);
  color: var(--color-navy);
}

.page-contact .envelope-card__icon {
  width: 36px;
  height: 32px;
  margin-bottom: 0.45rem;
}

.page-contact .envelope-card__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-mist);
  margin: 0 0 0.3rem;
}

.page-contact .envelope-card__value {
  margin: 0 0 0.45rem;
}

.page-contact .envelope-card__value a {
  display: inline-block;
  padding: 0.35rem 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-navy);
  text-decoration: none;
  border-bottom: 1px dashed rgba(10, 17, 40, 0.3);
  word-break: break-all;
  transition: border-color 0.25s, color 0.25s;
}

.page-contact .envelope-card__value a:hover {
  border-bottom-color: var(--color-neon);
  color: var(--color-ink);
}

.page-contact .envelope-card__value--phone a {
  display: inline-block;
  padding: 0.3rem 0;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-navy);
  text-decoration: none;
  border-bottom: 2px solid var(--color-gold);
  word-break: keep-all;
}

.page-contact .envelope-card__value--phone a:hover {
  border-bottom-color: var(--color-neon);
}

.page-contact .envelope-card__hint {
  font-size: 0.82rem;
  color: var(--color-midnight);
  margin: 0 0 0.75rem;
}

.page-contact .envelope-card__action {
  margin: auto 0 0;
}

.page-contact .envelope-card__action a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-navy);
  text-decoration: none;
  border: 1px solid var(--color-navy);
  padding: 0.45rem 0.8rem;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.page-contact .envelope-card__action a:hover {
  background: var(--color-navy);
  color: var(--color-ivory);
  border-color: var(--color-navy);
}

.page-contact .envelope-card__hours-text {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
}

.page-contact .envelope-card__hours-text span {
  margin: 0 0.3rem;
  color: var(--color-gold);
}

.page-contact .contact-channels__figure {
  margin: 1.8rem 0 0;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--contact-edge);
  padding: 0.45rem 0.45rem 0.3rem;
}

.page-contact .contact-channels__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .contact-channels__figure figcaption {
  padding: 0.6rem 0.4rem 0.45rem;
  font-size: 0.78rem;
  color: var(--color-mist);
  text-align: center;
}

/* ===== 通讯地址 ===== */
.page-contact .contact-address {
  padding: 2.6rem 0 0;
}

.page-contact .contact-address__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  align-items: center;
}

.page-contact .address-paper {
  position: relative;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--contact-edge);
  border-left: 4px solid var(--color-navy);
  padding: 1.7rem 1.4rem 1.5rem;
  box-shadow: 5px 5px 0 rgba(10, 17, 40, 0.04);
}

.page-contact .address-paper::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 44px;
  height: 44px;
  background:
    linear-gradient(135deg, transparent 44%, rgba(10, 17, 40, 0.14) 45%, rgba(10, 17, 40, 0.14) 55%, transparent 56%);
}

.page-contact .address-paper__to {
  font-family: var(--font-sub);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0 0 0.6rem;
}

.page-contact .address-paper__rule {
  border-top: 1px solid var(--contact-edge);
  margin: 0 0 1rem;
}

.page-contact .address-paper__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-mist);
  margin: 0 0 0.25rem;
}

.page-contact .address-paper__location {
  font-family: var(--font-sub);
  font-size: 1.25rem;
  line-height: 1.5;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
}

.page-contact .address-paper__note {
  font-size: 0.84rem;
  color: var(--color-mist);
  line-height: 1.6;
  margin: 0.9rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed rgba(10, 17, 40, 0.18);
}

.page-contact .contact-address__map {
  margin: 0;
  border: 1px solid var(--contact-edge);
  background: rgba(255, 255, 255, 0.5);
  padding: 0.4rem;
}

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

.page-contact .contact-address__map figcaption {
  padding: 0.55rem 0.2rem 0.2rem;
  font-size: 0.76rem;
  color: var(--color-mist);
  text-align: center;
}

.page-contact .contact-address__tip {
  font-size: 0.78rem;
  color: var(--color-mist);
  margin: 1.1rem 0 0;
  border-left: 3px solid var(--color-gold);
  padding-left: 0.75rem;
}

/* ===== 反馈与建议 ===== */
.page-contact .contact-feedback {
  padding: 2.6rem 0 0;
}

.page-contact .feedback-steps {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.page-contact .feedback-steps__item {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--contact-edge);
  border-right: 3px solid var(--color-gold);
  padding: 1.1rem 1.1rem 1.1rem 1.2rem;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 0.9rem;
  align-items: start;
}

.page-contact .feedback-steps__num {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-navy);
  opacity: 0.28;
}

.page-contact .feedback-steps__content h3 {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
  letter-spacing: 0.03em;
  color: var(--color-navy);
}

.page-contact .feedback-steps__content p {
  font-size: 0.87rem;
  line-height: 1.55;
  color: var(--color-ink);
  margin: 0;
}

.page-contact .feedback-steps__content a {
  color: var(--color-navy);
  text-decoration: underline;
  text-decoration-color: var(--color-gold);
  text-underline-offset: 3px;
}

.page-contact .contact-feedback__footer {
  background: rgba(255, 255, 255, 0.5);
  border: 1px dashed var(--contact-edge);
  padding: 0.85rem 1.1rem;
  font-size: 0.85rem;
  color: var(--color-midnight);
}

.page-contact .contact-feedback__footer a {
  color: var(--color-navy);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--color-gold);
}

/* ===== 服务承诺 ===== */
.page-contact .contact-promise {
  margin-top: 3.2rem;
  background:
    radial-gradient(ellipse at 82% 12%, rgba(123, 47, 190, 0.32) 0%, transparent 42%),
    radial-gradient(ellipse at 15% 85%, rgba(0, 229, 255, 0.1) 0%, transparent 34%),
    linear-gradient(135deg, var(--color-navy) 0%, #0d1638 62%, #111c43 100%);
  color: var(--color-ivory);
  padding: 3.2rem 0 3.6rem;
  position: relative;
  overflow: hidden;
}

.page-contact .contact-promise::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-neon) 45%, var(--color-cyan) 75%, var(--color-violet) 100%);
}

.page-contact .contact-promise::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.015) 0, rgba(255, 255, 255, 0.015) 1px, transparent 2px, transparent 4px);
  opacity: 0.5;
}

.page-contact .contact-section-header--light .contact-section-header__kicker {
  color: rgba(245, 240, 230, 0.46);
}

.page-contact .contact-section-header--light h2 {
  color: var(--color-ivory);
}

.page-contact .contact-section-header--light::before {
  background: linear-gradient(180deg, var(--color-gold), var(--color-neon));
}

.page-contact .promise-stamp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  max-width: 720px;
  margin: 2rem auto 0;
}

.page-contact .promise-stamp {
  position: relative;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(242, 183, 5, 0.32);
  padding: 1.3rem 0.55rem 1.1rem;
  text-align: center;
  transition: border-color 0.3s, background 0.3s;
}

.page-contact .promise-stamp:hover {
  border-color: rgba(242, 183, 5, 0.75);
  background: rgba(255, 255, 255, 0.06);
}

.page-contact .promise-stamp::before,
.page-contact .promise-stamp::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: var(--color-gold);
  border-style: solid;
}

.page-contact .promise-stamp::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}

.page-contact .promise-stamp::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}

.page-contact .promise-stamp__num {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-gold);
  letter-spacing: 0.03em;
  margin: 0;
}

.page-contact .promise-stamp__label {
  font-size: 0.82rem;
  line-height: 1.4;
  color: rgba(245, 240, 230, 0.86);
  margin: 0.45rem 0 0;
}

.page-contact .promise-stamp__label span {
  display: block;
  font-size: 0.7rem;
  color: rgba(245, 240, 230, 0.48);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-contact .contact-promise__closing {
  max-width: 640px;
  margin: 2rem auto 0;
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(242, 183, 5, 0.22);
  padding: 1.2rem 1.4rem;
  font-family: var(--font-sub);
  font-size: 0.94rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.82);
  text-align: center;
}

.page-contact .contact-promise__closing::before {
  content: "♛";
  position: absolute;
  top: -13px;
  left: 1.2rem;
  font-size: 1.2rem;
  color: var(--color-gold);
  background: var(--color-navy);
  padding: 0 0.35rem;
}

/* ===== 平板 ===== */
@media (min-width: 680px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.1rem;
  }

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

  .page-contact .contact-hero__paper {
    padding: 2.4rem 2rem 2rem;
  }

  .page-contact .promise-stamp-grid {
    gap: 1.2rem;
  }

  .page-contact .promise-stamp__num {
    font-size: 1.8rem;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 1000px) {
  .page-contact .contact-hero {
    padding: 1.8rem 0 2.4rem;
  }

  .page-contact .contact-hero__paper {
    padding: 2.8rem 2.6rem 2.2rem;
  }

  .page-contact .contact-channels {
    padding-top: 2.8rem;
  }

  .page-contact .contact-channels__grid {
    gap: 1.3rem;
  }

  .page-contact .contact-address__layout {
    grid-template-columns: 5fr 6fr;
    gap: 1.8rem;
  }

  .page-contact .contact-address {
    padding-top: 3.2rem;
  }

  .page-contact .contact-feedback {
    padding-top: 3.2rem;
  }

  .page-contact .contact-promise {
    padding: 3.6rem 0 4rem;
  }

  .page-contact .contact-promise__closing {
    margin-top: 2.4rem;
  }
}