/* ===== 联系我们页 - 专属样式 ===== */
.page-contact {
  --contact-bg: #0B1A33;
  --contact-card-bg: #F4F1EA;
  --contact-card-border: #1A2A4A;
  --contact-card-accent: #F1C40F;
  --contact-form-bg: rgba(26, 42, 74, 0.88);
  --contact-form-border: #F1C40F;
  --contact-text-dark: #1A2A4A;
  --contact-text-light: #FFFFFF;
  --contact-input-bg: rgba(255, 255, 255, 0.08);
  --contact-input-border: rgba(255, 255, 255, 0.25);
  --contact-input-focus: #F1C40F;
  --contact-gold: #F1C40F;
  --contact-red: #C41030;
  --contact-green: #2E8B57;
  --contact-radius-sm: 4px;
  --contact-radius-md: 8px;
  --contact-radius-lg: 12px;

  position: relative;
  min-height: calc(100vh - var(--header-height, 70px));
  background-color: var(--contact-bg);
  color: var(--contact-text-light);
  padding: var(--space-lg, 2rem) var(--space-md, 1rem) var(--space-xl, 4rem);
  display: flex;
  flex-direction: column;
  font-family: var(--font-body, 'Georgia', 'Songti SC', serif);
}

/* 背景纹理层 */
.page-contact .contact-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
  opacity: 0.18;
}

.page-contact .contact-bg-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* 面包屑 */
.page-contact .breadcrumb {
  position: relative;
  z-index: 2;
  margin-bottom: var(--space-lg, 2rem);
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

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

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  opacity: 0.75;
  text-decoration: underline;
}

.page-contact .breadcrumb-sep {
  margin: 0 0.4rem;
  color: rgba(255, 255, 255, 0.35);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--contact-text-light);
  font-weight: 600;
}

/* 左右分屏容器 */
.page-contact .contact-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg, 2rem);
  max-width: var(--max-width, 1200px);
  width: 100%;
  margin: 0 auto;
  flex: 1;
}

/* ===== 左侧：明信片 ===== */
.page-contact .contact-info {
  flex: 0 0 auto;
  width: 100%;
}

.page-contact .postcard {
  position: relative;
  background: var(--contact-card-bg);
  color: var(--contact-text-dark);
  border: 2px solid var(--contact-card-border);
  outline: 2px solid var(--contact-card-accent);
  outline-offset: 4px;
  border-radius: var(--contact-radius-md);
  padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: box-shadow 0.3s ease;
}

.page-contact .postcard:hover {
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
}

/* 邮票装饰 */
.page-contact .postcard-stamp {
  position: absolute;
  top: var(--space-md, 1rem);
  right: var(--space-md, 1rem);
  width: 64px;
  height: 64px;
  border: 2px dashed var(--contact-card-border);
  padding: 4px;
  border-radius: var(--contact-radius-sm);
  background: var(--contact-card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(2deg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.page-contact .stamp-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 2px;
}

/* 标题 */
.page-contact .contact-heading {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--contact-card-border);
  margin: 0 0 var(--space-md, 1rem);
  letter-spacing: 0.02em;
  line-height: 1.2;
  padding-right: 72px;
}

/* 联系列表 */
.page-contact .contact-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg, 2rem);
  margin-bottom: var(--space-lg, 2rem);
}

.page-contact .contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md, 1rem);
}

.page-contact .contact-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--contact-red);
  margin-top: 2px;
}

.page-contact .contact-detail {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.8rem;
  flex: 1;
  min-width: 0;
}

.page-contact .contact-label {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--contact-gray-rock, #8A9BA8);
  display: block;
  width: 100%;
}

.page-contact .contact-value {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--contact-text-dark);
  word-break: break-all;
}

.page-contact .contact-item a.contact-value {
  color: var(--contact-red);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.page-contact .contact-item a.contact-value:hover,
.page-contact .contact-item a.contact-value:focus-visible {
  border-bottom-color: var(--contact-red);
}

/* 复制按钮 */
.page-contact .copy-btn {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--contact-card-border);
  border-radius: var(--contact-radius-sm);
  background: transparent;
  color: var(--contact-card-border);
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.4;
  white-space: nowrap;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--contact-card-border);
  color: var(--contact-card-bg);
  box-shadow: 0 0 0 2px var(--contact-card-accent);
}

/* 分隔线 */
.page-contact .postcard-divider {
  border: none;
  border-top: 2px dotted var(--contact-card-border);
  margin: var(--space-lg, 2rem) 0 var(--space-md, 1rem);
  opacity: 0.3;
}

/* 客服说明 */
.page-contact .contact-note p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--contact-text-dark);
  margin: 0 0 0.5rem;
}

.page-contact .contact-note .contact-help-link {
  font-size: 0.85rem;
  color: var(--contact-gray-rock, #8A9BA8);
}

.page-contact .contact-note a {
  color: var(--contact-red);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-contact .contact-note a:hover,
.page-contact .contact-note a:focus-visible {
  color: var(--contact-card-border);
}

/* ===== 右侧：表单卡片 ===== */
.page-contact .contact-form-wrap {
  flex: 0 0 auto;
  width: 100%;
  background: var(--contact-form-bg);
  border: 1px solid var(--contact-form-border);
  border-radius: var(--contact-radius-lg);
  padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.page-contact .form-heading {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--contact-text-light);
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
}

.page-contact .form-intro {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 var(--space-lg, 2rem);
}

/* 表单 */
.page-contact .contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 1rem);
}

.page-contact .form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-contact .form-group label {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--contact-text-light);
}

.page-contact .required {
  color: var(--contact-red);
  font-weight: 700;
}

.page-contact .form-group input,
.page-contact .form-group textarea {
  font-family: var(--font-body, 'Georgia', 'Songti SC', serif);
  font-size: 0.95rem;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--contact-input-border);
  border-radius: var(--contact-radius-md);
  background: var(--contact-input-bg);
  color: var(--contact-text-light);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  outline: none;
  width: 100%;
  box-sizing: border-box;
}

.page-contact .form-group input::placeholder,
.page-contact .form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.page-contact .form-group input:focus,
.page-contact .form-group textarea:focus {
  border-color: var(--contact-input-focus);
  box-shadow: 0 0 0 3px rgba(241, 196, 15, 0.25);
}

.page-contact .form-group input:user-invalid,
.page-contact .form-group textarea:user-invalid {
  border-color: var(--contact-red);
  box-shadow: 0 0 0 3px rgba(196, 16, 48, 0.2);
}

.page-contact .error-message {
  font-size: 0.75rem;
  color: var(--contact-red);
  display: none;
  margin-top: 0.15rem;
}

.page-contact .form-group input:user-invalid ~ .error-message,
.page-contact .form-group textarea:user-invalid ~ .error-message {
  display: block;
}

/* 表单操作区 */
.page-contact .form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md, 1rem);
  margin-top: var(--space-sm, 0.5rem);
}

.page-contact .btn-submit {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.75rem 2rem;
  background: var(--contact-red);
  color: var(--contact-text-light);
  border: none;
  border-radius: var(--contact-radius-md);
  cursor: pointer;
  transition: background 0.25s ease, transform 0.15s ease, box-shadow 0.25s ease;
  box-shadow: 0 4px 16px rgba(196, 16, 48, 0.35);
}

.page-contact .btn-submit:hover,
.page-contact .btn-submit:focus-visible {
  background: #a30d26;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(196, 16, 48, 0.5);
}

.page-contact .btn-submit:active {
  transform: translateY(0);
}

.page-contact .form-privacy-note {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.5;
}

.page-contact .form-privacy-note a {
  color: var(--contact-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-contact .form-privacy-note a:hover,
.page-contact .form-privacy-note a:focus-visible {
  color: var(--contact-text-light);
}

/* 成功状态 */
.page-contact .form-success {
  text-align: center;
  padding: var(--space-xl, 4rem) var(--space-md, 1rem);
}

.page-contact .success-icon {
  width: 48px;
  height: 48px;
  color: var(--contact-green);
  margin-bottom: var(--space-md, 1rem);
}

.page-contact .success-heading {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--contact-text-light);
  margin: 0 0 0.5rem;
}

.page-contact .success-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.75);
  max-width: 400px;
  margin: 0 auto var(--space-lg, 2rem);
}

.page-contact .btn-reset {
  font-family: var(--font-heading, 'Microsoft YaHei', sans-serif);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.6rem;
  background: transparent;
  color: var(--contact-gold);
  border: 1.5px solid var(--contact-gold);
  border-radius: var(--contact-radius-md);
  cursor: pointer;
  transition: all 0.25s ease;
}

.page-contact .btn-reset:hover,
.page-contact .btn-reset:focus-visible {
  background: var(--contact-gold);
  color: var(--contact-bg);
  box-shadow: 0 0 0 3px rgba(241, 196, 15, 0.3);
}

/* ===== 桌面端布局 (768px+) ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: var(--space-xl, 4rem) var(--space-lg, 2rem) var(--space-2xl, 6rem);
  }

  .page-contact .contact-inner {
    flex-direction: row;
    align-items: stretch;
    gap: var(--space-xl, 4rem);
  }

  /* 左侧明信片 - 约40% */
  .page-contact .contact-info {
    flex: 0 0 40%;
    max-width: 420px;
    display: flex;
  }

  .page-contact .postcard {
    padding: var(--space-xl, 4rem) var(--space-lg, 2rem);
    width: 100%;
    display: flex;
    flex-direction: column;
  }

  .page-contact .postcard-stamp {
    width: 72px;
    height: 72px;
    top: var(--space-lg, 2rem);
    right: var(--space-lg, 2rem);
  }

  .page-contact .contact-heading {
    font-size: 2.2rem;
    padding-right: 80px;
  }

  .page-contact .contact-items {
    gap: var(--space-xl, 4rem);
    flex: 1;
  }

  .page-contact .contact-value {
    font-size: 1.05rem;
  }

  .page-contact .contact-note p {
    font-size: 1rem;
  }

  /* 右侧表单 - 约60% */
  .page-contact .contact-form-wrap {
    flex: 1;
    padding: var(--space-xl, 4rem) var(--space-lg, 2rem);
    display: flex;
    flex-direction: column;
  }

  .page-contact .form-heading {
    font-size: 2rem;
  }

  .page-contact .contact-form {
    flex: 1;
    gap: var(--space-lg, 2rem);
  }

  .page-contact .form-group input,
  .page-contact .form-group textarea {
    font-size: 1rem;
    padding: 0.8rem 1rem;
  }

  .page-contact .btn-submit {
    font-size: 1.05rem;
    padding: 0.85rem 2.4rem;
  }
}

/* ===== 大桌面端 (1024px+) ===== */
@media (min-width: 1024px) {
  .page-contact {
    padding: var(--space-2xl, 6rem) var(--space-lg, 2rem) var(--space-2xl, 6rem);
  }

  .page-contact .contact-heading {
    font-size: 2.6rem;
  }

  .page-contact .postcard {
    padding: var(--space-2xl, 6rem) var(--space-xl, 4rem);
  }

  .page-contact .postcard-stamp {
    width: 80px;
    height: 80px;
  }

  .page-contact .contact-form-wrap {
    padding: var(--space-2xl, 6rem) var(--space-xl, 4rem);
  }

  .page-contact .form-heading {
    font-size: 2.4rem;
  }

  .page-contact .contact-item {
    gap: var(--space-lg, 2rem);
  }
}

/* ===== 极小屏幕适配 ===== */
@media (max-width: 360px) {
  .page-contact {
    padding: var(--space-md, 1rem) var(--space-sm, 0.5rem);
  }

  .page-contact .contact-heading {
    font-size: 1.4rem;
    padding-right: 56px;
  }

  .page-contact .postcard-stamp {
    width: 48px;
    height: 48px;
    top: var(--space-sm, 0.5rem);
    right: var(--space-sm, 0.5rem);
  }

  .page-contact .form-heading {
    font-size: 1.3rem;
  }

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

  .page-contact .btn-submit {
    width: 100%;
    text-align: center;
  }
}

/* 打印样式：确保联系信息清晰可读 */
@media print {
  .page-contact {
    background: #fff !important;
    color: #111 !important;
    padding: 0.5in;
  }

  .page-contact .contact-bg {
    display: none;
  }

  .page-contact .postcard {
    border: 1px solid #333;
    outline: none;
    box-shadow: none;
  }

  .page-contact .contact-form-wrap {
    background: #f9f9f9;
    border: 1px solid #333;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .page-contact .copy-btn,
  .page-contact .btn-submit,
  .page-contact .btn-reset {
    display: none;
  }

  .page-contact .contact-form input,
  .page-contact .contact-form textarea {
    border: 1px solid #888;
    background: #fff;
    color: #111;
  }

  .page-contact .form-privacy-note {
    color: #555;
  }
}

.page-contact {
  --contact-gray-rock: var(--color-gray-rock);
}