.page-contact {
  --contact-card-bg: var(--color-white);
  --contact-accent-border: var(--color-accent);
  --contact-hero-bg: var(--color-primary);
  --contact-hero-text: var(--color-white);
  --contact-info-bg: var(--color-primary);
  --contact-info-text: var(--color-white);
  --contact-info-label: var(--color-accent);
  --contact-form-border: var(--color-gray);
  --contact-field-focus: var(--color-accent);
  --contact-map-caption: var(--color-gray);
  --contact-required: var(--color-accent);
  --contact-gap: 2rem;
  --contact-radius: 12px;
  --contact-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* ===== 移动端优先 ===== */
.page-contact .contact-hero {
  padding: 2rem 1.25rem 1.5rem;
  background-color: var(--contact-hero-bg);
  color: var(--contact-hero-text);
  border-radius: 0 0 var(--contact-radius) var(--contact-radius);
  margin-bottom: var(--contact-gap);
}

.page-contact .contact-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
  opacity: 0.85;
}

.page-contact .contact-breadcrumb a {
  color: var(--color-accent-light);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .contact-breadcrumb a:hover,
.page-contact .contact-breadcrumb a:focus {
  color: var(--color-accent);
  outline: none;
  text-decoration: underline;
}

.page-contact .breadcrumb-sep {
  color: var(--color-accent-light);
  opacity: 0.6;
}

.page-contact .contact-headline {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: bold;
  line-height: 1.2;
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

.page-contact .contact-intro {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 640px;
  opacity: 0.92;
  margin: 0;
}

/* ===== 网格容器 ===== */
.page-contact .contact-grid {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap);
  padding: 0 1.25rem 2rem;
}

/* ===== 联系信息卡片 ===== */
.page-contact .contact-info-block {
  background-color: var(--contact-info-bg);
  color: var(--contact-info-text);
  border-radius: var(--contact-radius);
  padding: 2rem 1.5rem 1.75rem;
  box-shadow: var(--contact-shadow);
  position: relative;
}

.page-contact .info-icon-img {
  display: block;
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 1.25rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.12);
  padding: 0.5rem;
}

.page-contact .block-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: bold;
  margin: 0 0 0.75rem;
  line-height: 1.25;
  border-left: 4px solid var(--contact-accent-border);
  padding-left: 0.75rem;
}

.page-contact .info-note {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.6;
  opacity: 0.85;
  margin: 0 0 1.5rem;
  padding: 0.75rem 1rem;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  border-left: 3px solid var(--color-accent);
}

.page-contact .info-list {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-contact .info-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem 1rem;
  background-color: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  transition: background-color 0.2s;
}

.page-contact .info-item:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

.page-contact .info-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--contact-info-label);
}

.page-contact .info-value {
  font-family: var(--font-data);
  font-size: 1.05rem;
  word-break: break-all;
  color: var(--contact-info-text);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact a.info-value:hover,
.page-contact a.info-value:focus {
  color: var(--color-accent);
  outline: none;
  text-decoration: underline;
}

.page-contact .info-map-area {
  margin-top: 0.5rem;
}

.page-contact .map-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  object-fit: cover;
  background-color: rgba(255, 255, 255, 0.1);
}

.page-contact .map-caption {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--color-accent-light);
  opacity: 0.7;
  margin: 0.5rem 0 0;
  text-align: right;
  font-style: italic;
}

/* ===== 联系表单区块 ===== */
.page-contact .contact-form-block {
  background-color: var(--contact-card-bg);
  border-radius: var(--contact-radius);
  padding: 2rem 1.5rem 1.75rem;
  box-shadow: var(--contact-shadow);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.page-contact .form-desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  margin: 0 0 1.5rem;
  opacity: 0.75;
}

.page-contact .required-mark {
  color: var(--contact-required);
  font-weight: bold;
}

.page-contact .contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-contact .form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-contact .field-label {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
}

.page-contact .field-input,
.page-contact .field-select,
.page-contact .field-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: var(--color-bg-warm);
  border: 1.5px solid var(--contact-form-border);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
  appearance: none;
}

.page-contact .field-input::placeholder,
.page-contact .field-textarea::placeholder {
  color: var(--color-gray);
  opacity: 0.7;
}

.page-contact .field-input:hover,
.page-contact .field-select:hover,
.page-contact .field-textarea:hover {
  border-color: var(--color-primary-light);
  background-color: var(--color-white);
}

.page-contact .field-input:focus,
.page-contact .field-select:focus,
.page-contact .field-textarea:focus {
  outline: none;
  border-color: var(--contact-field-focus);
  box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.2);
  background-color: var(--color-white);
}

.page-contact .field-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23999' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2rem;
}

.page-contact .field-textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .form-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.page-contact .form-submit {
  align-self: flex-start;
  padding: 0.8rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-primary);
  border: none;
  border-radius: 8px;
  cursor: not-allowed;
  opacity: 0.7;
  transition: background-color 0.2s, opacity 0.2s;
}

.page-contact .form-submit:hover {
  background-color: var(--color-accent);
  opacity: 0.9;
}

.page-contact .form-disclaimer {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-gray);
  margin: 0;
  line-height: 1.5;
  font-style: italic;
}

/* ===== 底部相关链接 ===== */
.page-contact .contact-faq-links {
  padding: 1.5rem 1.25rem 2.5rem;
  border-top: 1px solid var(--color-primary-light);
  margin: 0 1.25rem;
}

.page-contact .faq-links-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--color-text);
  margin: 0 0 0.75rem;
}

.page-contact .faq-links-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.page-contact .faq-link {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.page-contact .faq-link:hover,
.page-contact .faq-link:focus {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  outline: none;
}

/* ===== 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 3rem 2.5rem 2rem;
    border-radius: 0 0 var(--contact-radius) var(--contact-radius);
  }

  .page-contact .contact-headline {
    font-size: 2.8rem;
  }

  .page-contact .contact-intro {
    font-size: 1.1rem;
  }

  .page-contact .contact-grid {
    flex-direction: row;
    align-items: flex-start;
    padding: 0 2.5rem 2.5rem;
    gap: 2.5rem;
  }

  .page-contact .contact-info-block {
    flex: 1 1 42%;
    padding: 2.5rem 2rem 2rem;
  }

  .page-contact .contact-form-block {
    flex: 1 1 54%;
    padding: 2.5rem 2rem 2rem;
  }

  .page-contact .info-icon-img {
    width: 100px;
    height: 100px;
  }

  .page-contact .block-title {
    font-size: 1.8rem;
  }

  .page-contact .info-list {
    gap: 1rem;
  }

  .page-contact .info-item {
    flex-direction: row;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.6rem 1rem;
  }

  .page-contact .info-label {
    flex-shrink: 0;
    width: 6.5rem;
    font-size: 0.8rem;
  }

  .page-contact .form-field {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
  }

  .page-contact .field-label {
    flex-shrink: 0;
    width: 7rem;
    text-align: right;
    font-size: 0.9rem;
  }

  .page-contact .field-input,
  .page-contact .field-select {
    flex: 1 1 auto;
  }

  .page-contact .form-field-full {
    flex-direction: column;
    align-items: stretch;
  }

  .page-contact .form-field-full .field-label {
    width: auto;
    text-align: left;
  }

  .page-contact .form-actions {
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 1.5rem;
  }

  .page-contact .form-submit {
    align-self: auto;
    cursor: pointer;
    opacity: 0.85;
  }

  .page-contact .form-submit:hover {
    opacity: 1;
  }

  .page-contact .form-disclaimer {
    font-size: 0.85rem;
    max-width: 320px;
  }

  .page-contact .contact-faq-links {
    padding: 2rem 2.5rem 3rem;
    margin: 0 2.5rem;
  }

  .page-contact .faq-links-list {
    gap: 1rem 2.5rem;
  }
}

/* ===== 宽桌面 ≥1024px ===== */
@media (min-width: 1024px) {
  .page-contact .contact-grid {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-contact .contact-hero {
    padding: 4rem 3rem 2.5rem;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-contact .contact-headline {
    font-size: 3.2rem;
  }

  .page-contact .contact-info-block {
    flex: 1 1 40%;
    padding: 3rem 2.5rem 2.5rem;
  }

  .page-contact .contact-form-block {
    flex: 1 1 56%;
    padding: 3rem 2.5rem 2.5rem;
  }

  .page-contact .contact-faq-links {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ===== 辅助：键盘焦点样式 ===== */
.page-contact *:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}