.page-contact {
  --contact-gold: #CDA434;
  --contact-gold-dim: #A8892A;
  --contact-card-bg: rgba(13,13,13,0.75);
  --contact-glass-blur: 16px;
  --contact-border-light: rgba(205,164,52,0.25);
  --contact-input-bg: rgba(255,255,255,0.05);
  --contact-success-bg: rgba(46,204,113,0.12);
  --contact-radius: 4px;
  --contact-card-max-w: 520px;
  display: block;
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  padding: calc(var(--header-height, 70px) + 2rem) 1.5rem 4rem;
  color: var(--color-text-primary, #FFFFFF);
  font-family: var(--font-body, Georgia, serif);
  font-size: var(--size-body, 1.6rem);
  line-height: 1.7;
}

/* ── 面包屑 ── */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: var(--size-small, 1.4rem);
  color: var(--color-text-secondary, #B8A88A);
  letter-spacing: 0.5px;
}

.page-contact .breadcrumb a {
  color: var(--color-text-secondary, #B8A88A);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s, border-color 0.25s;
}

.page-contact .breadcrumb a[aria-current="page"] {
  color: var(--contact-gold);
  border-bottom-color: var(--contact-gold);
}

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

.page-contact .breadcrumb-sep {
  color: var(--color-border, #5A7A4E);
  font-size: 1.2rem;
}

/* ── 英雄区 ── */
.page-contact .contact-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--contact-border-light);
}

.page-contact .hero-text {
  flex: 1 1 280px;
}

.page-contact .hero-text h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-headline, 'Arial Black', Impact, sans-serif);
  font-size: var(--size-h1, 3.2rem);
  font-weight: 900;
  color: var(--color-text-primary, #FFFFFF);
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.15;
}

.page-contact .hero-sub {
  margin: 0;
  color: var(--color-text-secondary, #B8A88A);
  font-size: var(--size-body, 1.6rem);
  max-width: 48ch;
}

.page-contact .hero-emblem {
  flex: 0 0 auto;
  width: 140px;
  height: 48px;
}

.page-contact .emblem-svg {
  display: block;
  width: 100%;
  height: 100%;
}

/* ── 联系方式卡片 ── */
.page-contact .contact-cards {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin-bottom: 4rem;
}

.page-contact .contact-card {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  padding: 2rem;
  background: var(--contact-card-bg);
  backdrop-filter: blur(var(--contact-glass-blur));
  -webkit-backdrop-filter: blur(var(--contact-glass-blur));
  border: 1px solid var(--contact-border-light);
  border-radius: var(--contact-radius);
  box-shadow: 0 0 0 0 transparent, 0 8px 32px rgba(0,0,0,0.4);
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.25s;
  max-width: var(--contact-card-max-w);
}

.page-contact .contact-card:hover {
  border-color: rgba(205,164,52,0.45);
  box-shadow: 0 0 24px rgba(205,164,52,0.08), 0 12px 40px rgba(0,0,0,0.5);
  transform: translateY(-2px);
}

.page-contact .contact-card:focus-within {
  border-color: var(--contact-gold);
  box-shadow: 0 0 0 2px var(--contact-gold-dim);
}

.page-contact .card-visual {
  flex: 0 0 140px;
  min-width: 100px;
}

.page-contact .card-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 140px;
  border-radius: calc(var(--contact-radius) - 1px);
  border: 1px solid var(--contact-border-light);
  object-fit: cover;
  aspect-ratio: 1/1;
}

.page-contact .card-body {
  flex: 1 1 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.page-contact .card-body h2 {
  margin: 0;
  font-family: var(--font-headline, 'Arial Black', Impact, sans-serif);
  font-size: var(--size-h3, 1.8rem);
  font-weight: 700;
  color: var(--contact-gold);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.page-contact .contact-link {
  display: inline-block;
  font-size: calc(var(--size-body, 1.6rem) + 0.2rem);
  font-weight: 600;
  color: var(--color-text-primary, #FFFFFF);
  text-decoration: none;
  border-bottom: 1px dashed var(--contact-gold-dim);
  transition: color 0.25s, border-bottom-color 0.25s;
  word-break: break-all;
}

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

.page-contact .card-body p {
  margin: 0;
  color: var(--color-text-secondary, #B8A88A);
  font-size: var(--size-small, 1.4rem);
  line-height: 1.6;
}

/* 地址卡片特殊样式 */
.page-contact .card-address {
  flex-direction: column;
}

.page-contact .address-line {
  font-size: var(--size-body, 1.6rem) !important;
  color: var(--color-text-primary, #FFFFFF) !important;
  font-weight: 500;
}

.page-contact .address-note {
  color: var(--contact-gold) !important;
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: var(--size-small, 1.4rem);
  letter-spacing: 0.5px;
}

.page-contact .address-desc {
  margin-top: 0.2rem;
}

/* ── 模态表单区域 ── */
.page-contact .contact-form-section {
  position: relative;
  margin-bottom: 4rem;
  padding: 0;
  border-radius: var(--contact-radius);
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .form-backdrop {
  position: relative;
  width: 100%;
  padding: 3rem 1.5rem;
  background: rgba(13,13,13,0.5);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--contact-border-light);
  border-radius: var(--contact-radius);
  box-shadow: 0 0 60px rgba(205,164,52,0.06);
}

.page-contact .form-container {
  max-width: 620px;
  margin: 0 auto;
}

.page-contact .form-container h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-headline, 'Arial Black', Impact, sans-serif);
  font-size: var(--size-h2, 2.4rem);
  color: var(--contact-gold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.page-contact .form-intro {
  margin: 0 0 2rem;
  color: var(--color-text-secondary, #B8A88A);
  font-size: var(--size-body, 1.6rem);
}

.page-contact .form-group {
  margin-bottom: 1.8rem;
}

.page-contact .form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: var(--size-small, 1.4rem);
  color: var(--color-text-secondary, #B8A88A);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.page-contact .form-group input,
.page-contact .form-group textarea {
  display: block;
  width: 100%;
  padding: 0.9rem 1.2rem;
  font-family: var(--font-body, Georgia, serif);
  font-size: var(--size-body, 1.6rem);
  color: var(--color-text-primary, #FFFFFF);
  background: var(--contact-input-bg);
  border: 1px solid rgba(205,164,52,0.2);
  border-radius: calc(var(--contact-radius) - 1px);
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  resize: vertical;
}

.page-contact .form-group input::placeholder,
.page-contact .form-group textarea::placeholder {
  color: rgba(255,255,255,0.25);
  font-style: italic;
}

.page-contact .form-group input:focus,
.page-contact .form-group textarea:focus {
  border-color: var(--contact-gold);
  box-shadow: 0 0 0 3px rgba(205,164,52,0.2), inset 0 0 0 1px rgba(205,164,52,0.1);
  background: rgba(255,255,255,0.08);
}

.page-contact .form-group input:user-invalid,
.page-contact .form-group textarea:user-invalid {
  border-color: var(--color-error, #E74C3C);
  box-shadow: 0 0 0 3px rgba(231,76,60,0.15);
}

.page-contact .field-hint {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: 1.2rem;
  color: var(--color-text-secondary, #B8A88A);
  opacity: 0.7;
}

/* ── 提交按钮与成功态 ── */
.page-contact .btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1rem 2rem;
  margin-top: 0.5rem;
  font-family: var(--font-headline, 'Arial Black', Impact, sans-serif);
  font-size: var(--size-body, 1.6rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent, #0D0D0D);
  background: var(--contact-gold);
  border: 2px solid var(--contact-gold);
  border-radius: var(--contact-radius);
  cursor: pointer;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.2s;
  user-select: none;
}

.page-contact .btn-submit:hover {
  background: var(--color-accent, #0D0D0D);
  color: var(--contact-gold);
  box-shadow: 0 0 32px rgba(205,164,52,0.2);
  transform: scale(1.01);
}

.page-contact .btn-submit:active {
  transform: scale(0.98);
}

.page-contact .btn-submit:focus-visible {
  outline: 2px solid var(--color-text-primary, #FFFFFF);
  outline-offset: 2px;
}

.page-contact .success-message {
  display: none;
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: var(--contact-success-bg);
  border: 1px solid rgba(46,204,113,0.3);
  border-radius: var(--contact-radius);
  color: var(--color-success, #2ECC71);
  font-size: var(--size-body, 1.6rem);
  animation: fadeInUp 0.5s ease;
}

.page-contact .success-message .success-icon {
  display: inline-block;
  margin-right: 0.6rem;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-success, #2ECC71);
}

.page-contact .success-message a {
  color: var(--contact-gold);
  text-decoration: underline;
}

.page-contact .submit-trigger:checked ~ .btn-submit {
  display: none;
}

.page-contact .submit-trigger:checked ~ .success-message {
  display: block;
}

.page-contact .form-footnote {
  margin-top: 1.8rem;
  text-align: center;
  font-size: var(--size-small, 1.4rem);
  color: var(--color-text-secondary, #B8A88A);
}

.page-contact .form-footnote a {
  color: var(--contact-gold);
  text-decoration: underline;
  transition: color 0.25s;
}

.page-contact .form-footnote a:hover {
  color: var(--color-text-primary, #FFFFFF);
}

/* ── 内链区域 ── */
.page-contact .contact-internal-links {
  padding-top: 2.5rem;
  border-top: 1px solid var(--contact-border-light);
}

.page-contact .contact-internal-links h2 {
  margin: 0 0 1.2rem;
  font-family: var(--font-mono, 'Courier New', monospace);
  font-size: var(--size-small, 1.4rem);
  color: var(--color-text-secondary, #B8A88A);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-contact .contact-internal-links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-contact .contact-internal-links a {
  color: var(--color-text-secondary, #B8A88A);
  text-decoration: none;
  font-size: var(--size-body, 1.6rem);
  border-bottom: 1px solid transparent;
  transition: color 0.25s, border-bottom-color 0.25s;
}

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

/* ── 动画 ── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── 响应式：窄屏（默认已是移动优先） ── */
@media (max-width: 599px) {
  .page-contact {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .page-contact .contact-hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-contact .hero-emblem {
    width: 100px;
    height: 36px;
  }

  .page-contact .contact-card {
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
  }

  .page-contact .card-visual {
    flex: 0 0 auto;
    width: 100%;
  }

  .page-contact .card-visual img {
    max-width: 100%;
    max-height: 180px;
    aspect-ratio: auto;
  }

  .page-contact .form-backdrop {
    padding: 2rem 1rem;
  }

  .page-contact .form-container h2 {
    font-size: var(--size-h3, 1.8rem);
  }

  .page-contact .contact-internal-links ul {
    flex-direction: column;
    gap: 0.6rem;
  }
}

/* ── 桌面：中等宽度以上 ── */
@media (min-width: 600px) {
  .page-contact .contact-card {
    flex-wrap: nowrap;
    align-items: center;
  }

  .page-contact .card-address {
    flex-wrap: wrap;
    align-self: flex-start;
    max-width: var(--contact-card-max-w);
  }

  .page-contact .contact-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem 2.5rem;
  }

  .page-contact .contact-card:nth-child(3) {
    grid-column: 1 / -1;
    justify-self: start;
    max-width: var(--contact-card-max-w);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-cards {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-contact .contact-card:nth-child(3) {
    grid-column: auto;
    justify-self: auto;
    max-width: none;
  }

  .page-contact .contact-card {
    max-width: none;
  }

  .page-contact .form-backdrop {
    padding: 4rem 2rem;
  }
}

/* ── 大桌面：留白控制 ── */
@media (min-width: 1200px) {
  .page-contact {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .page-contact .contact-hero {
    margin-bottom: 5rem;
  }

  .page-contact .contact-cards {
    gap: 3rem;
  }
}