/* ==========================================
   page-contact – 联系我们页面专属样式
   作用域 .page-contact
   ========================================== */
.page-contact {
  --contact-card-gap: var(--spacing-lg, 2rem);
  --contact-bg-overlay: rgba(11, 29, 58, 0.75);
  --contact-radius: 6px;
  --contact-cut-size: 10px;
  --form-transition: 0.3s ease;
  display: block;
  width: 100%;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: var(--spacing-md, 1.2rem) var(--spacing-md, 1.2rem) 0;
  font-family: var(--font-index, 'Courier New', monospace);
  font-size: var(--font-size-small, 0.85rem);
  color: var(--color-silver, #C0C0C0);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-xs, 0.35rem);
}
.page-contact .breadcrumb-link {
  color: var(--color-dynamic-blue, #1E90FF);
  text-decoration: none;
  transition: color var(--transition-speed, 0.25s);
}
.page-contact .breadcrumb-link:hover,
.page-contact .breadcrumb-link:focus {
  color: var(--color-accent, #FF6B35);
  outline: var(--focus-outline, 2px solid var(--color-dynamic-blue));
  outline-offset: var(--focus-offset, 3px);
}
.page-contact .breadcrumb-sep {
  color: var(--color-silver, #C0C0C0);
  margin: 0 var(--spacing-xs, 0.35rem);
}
.page-contact .breadcrumb-current {
  color: var(--color-warm-paper, #F5F0E1);
  font-weight: 700;
}

/* ---------- hero 标题区 ---------- */
.page-contact .contact-hero {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: var(--spacing-lg, 2rem) var(--spacing-md, 1.2rem) var(--spacing-md, 1.2rem);
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero__title {
  font-family: var(--font-heading, 'Oswald', 'Arial Black', sans-serif);
  font-size: var(--font-size-h2, 2.8rem);
  line-height: var(--line-height-heading, 1.15);
  color: var(--color-accent, #FF6B35);
  margin: 0 0 var(--spacing-xs, 0.35rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.page-contact .contact-hero__desc {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-body, 1.1rem);
  color: var(--color-silver, #C0C0C0);
  margin: 0;
  max-width: 36em;
}

/* ---------- 主内容容器（全宽背景层） ---------- */
.page-contact .contact-main {
  position: relative;
  width: 100%;
  overflow: hidden;
  min-height: 480px;
}
.page-contact .contact-main__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  z-index: 0;
  pointer-events: none;
  user-select: none;
  opacity: 0.35;
}
.page-contact .contact-main__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: var(--spacing-md, 1.2rem) var(--spacing-md, 1.2rem) var(--spacing-xl, 3.5rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-card-gap, 2rem);
}

/* ---------- 左侧：联系方式卡片 ---------- */
.page-contact .contact-left {
  display: flex;
  flex-direction: column;
  gap: var(--contact-card-gap, 2rem);
}
.page-contact .contact-card {
  background-color: var(--color-dark-ink, #1A1A1A);
  padding: var(--spacing-lg, 2rem);
  clip-path: polygon(0 var(--contact-cut-size, 10px), var(--contact-cut-size, 10px) 0, 100% 0, 100% calc(100% - var(--contact-cut-size, 10px)), calc(100% - var(--contact-cut-size, 10px)) 100%, 0 100%);
  border-left: 3px solid var(--color-accent, #FF6B35);
  transition: box-shadow var(--transition-speed, 0.25s);
}
.page-contact .contact-card:hover {
  box-shadow: 0 4px 24px rgba(255, 107, 53, 0.12);
}
.page-contact .contact-card .section-title {
  margin-top: 0;
  margin-bottom: var(--spacing-md, 1.2rem);
}
.page-contact .contact-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 1.2rem);
}
.page-contact .contact-card__item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md, 1.2rem);
}
.page-contact .contact-card__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  object-fit: contain;
  border-radius: var(--border-radius, 4px);
  background-color: rgba(255, 107, 53, 0.08);
  padding: 6px;
}
.page-contact .contact-card__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs, 0.35rem);
  min-width: 0;
}
.page-contact .contact-card__label {
  font-family: var(--font-index, 'Courier New', monospace);
  font-size: var(--font-size-index, 0.8rem);
  color: var(--color-silver, #C0C0C0);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.page-contact .contact-card__value {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-body, 1.1rem);
  color: var(--color-warm-paper, #F5F0E1);
  word-break: break-word;
}
.page-contact .contact-card__link {
  color: var(--color-warm-paper, #F5F0E1);
  text-decoration: none;
  transition: color var(--transition-speed, 0.25s);
  position: relative;
}
.page-contact .contact-card__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background-color: var(--color-accent, #FF6B35);
  transition: width var(--transition-speed, 0.25s);
}
.page-contact .contact-card__link:hover::after,
.page-contact .contact-card__link:focus::after {
  width: 100%;
}
.page-contact .contact-card__link:hover,
.page-contact .contact-card__link:focus {
  color: var(--color-accent, #FF6B35);
  outline: none;
}
.page-contact .contact-card__note {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-small, 0.85rem);
  color: var(--color-silver, #C0C0C0);
  margin: var(--spacing-md, 1.2rem) 0 0;
  padding-top: var(--spacing-md, 1.2rem);
  border-top: 1px solid rgba(192, 192, 192, 0.15);
  font-style: italic;
}

/* ---------- 左侧：地理位置 ---------- */
.page-contact .contact-map {
  background-color: var(--color-dark-ink, #1A1A1A);
  padding: var(--spacing-lg, 2rem);
  clip-path: polygon(0 var(--contact-cut-size, 10px), var(--contact-cut-size, 10px) 0, 100% 0, 100% calc(100% - var(--contact-cut-size, 10px)), calc(100% - var(--contact-cut-size, 10px)) 100%, 0 100%);
  border-left: 3px solid var(--color-dynamic-blue, #1E90FF);
}
.page-contact .contact-map .section-title {
  margin-top: 0;
  margin-bottom: var(--spacing-md, 1.2rem);
}
.page-contact .contact-map__canvas {
  position: relative;
  width: 100%;
  min-height: 180px;
  padding: var(--spacing-md, 1.2rem);
  background: repeating-linear-gradient(0deg, rgba(30, 144, 255, 0.06) 0px, rgba(30, 144, 255, 0.06) 1px, transparent 1px, transparent 24px),
              repeating-linear-gradient(90deg, rgba(30, 144, 255, 0.06) 0px, rgba(30, 144, 255, 0.06) 1px, transparent 1px, transparent 24px);
  border: 1px solid rgba(30, 144, 255, 0.2);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-contact .contact-map__grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(30, 144, 255, 0.06) 0%, transparent 40%);
  pointer-events: none;
}
.page-contact .contact-map__pin {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs, 0.35rem);
  padding: var(--spacing-md, 1.2rem) var(--spacing-lg, 2rem);
  background-color: rgba(11, 29, 58, 0.7);
  border-radius: var(--border-radius, 4px);
  text-align: center;
}
.page-contact .contact-map__coord {
  font-family: var(--font-index, 'Courier New', monospace);
  font-size: var(--font-size-index, 0.8rem);
  color: var(--color-accent, #FF6B35);
  letter-spacing: 0.08em;
}
.page-contact .contact-map__address {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-small, 0.85rem);
  color: var(--color-warm-paper, #F5F0E1);
}
.page-contact .contact-map__lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.page-contact .contact-map__line {
  position: absolute;
  background-color: rgba(255, 107, 53, 0.15);
}
.page-contact .contact-map__line--h {
  top: 40%;
  left: 0;
  width: 100%;
  height: 1px;
}
.page-contact .contact-map__line--v {
  top: 0;
  left: 60%;
  width: 1px;
  height: 100%;
}

/* ---------- 右侧：在线反馈表单 ---------- */
.page-contact .contact-right {
  display: flex;
  flex-direction: column;
}
.page-contact .contact-form {
  background-color: var(--color-dark-ink, #1A1A1A);
  padding: var(--spacing-lg, 2rem);
  clip-path: polygon(0 var(--contact-cut-size, 10px), var(--contact-cut-size, 10px) 0, 100% 0, 100% calc(100% - var(--contact-cut-size, 10px)), calc(100% - var(--contact-cut-size, 10px)) 100%, 0 100%);
  border-left: 3px solid var(--color-accent, #FF6B35);
  flex: 1;
}
.page-contact .contact-form .section-title {
  margin-top: 0;
  margin-bottom: var(--spacing-xs, 0.35rem);
}
.page-contact .contact-form__desc {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-small, 0.85rem);
  color: var(--color-silver, #C0C0C0);
  margin: 0 0 var(--spacing-md, 1.2rem);
}
.page-contact .contact-form__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 1.2rem);
}
.page-contact .form-group {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs, 0.35rem);
}
.page-contact .form-label {
  font-family: var(--font-index, 'Courier New', monospace);
  font-size: var(--font-size-index, 0.8rem);
  color: var(--color-silver, #C0C0C0);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.page-contact .form-input {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-body, 1.1rem);
  color: var(--color-warm-paper, #F5F0E1);
  background-color: transparent;
  border: none;
  border-bottom: 1px solid rgba(192, 192, 192, 0.25);
  padding: var(--spacing-sm, 0.65rem) 0;
  outline: none;
  transition: border-color var(--form-transition, 0.3s ease);
  width: 100%;
  box-sizing: border-box;
  resize: vertical;
}
.page-contact .form-input::placeholder {
  color: rgba(192, 192, 192, 0.35);
  font-style: italic;
}
.page-contact .form-input:focus {
  border-bottom-color: var(--color-accent, #FF6B35);
}
.page-contact .form-textarea {
  min-height: 100px;
  line-height: var(--line-height-body, 1.6);
}
.page-contact .form-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent, #FF6B35);
  transition: width var(--form-transition, 0.3s ease);
  pointer-events: none;
}
.page-contact .form-input:focus ~ .form-line {
  width: 100%;
}
.page-contact .contact-form__submit {
  align-self: flex-start;
  margin-top: var(--spacing-sm, 0.65rem);
  font-family: var(--font-heading, 'Oswald', 'Arial Black', sans-serif);
  font-size: var(--font-size-body, 1.1rem);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--spacing-sm, 0.65rem) var(--spacing-lg, 2rem);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-speed, 0.25s), box-shadow var(--transition-speed, 0.25s);
}
.page-contact .contact-form__submit:hover,
.page-contact .contact-form__submit:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

/* ---------- 底部相关链接 ---------- */
.page-contact .contact-links {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 0 var(--spacing-md, 1.2rem) var(--spacing-xl, 3.5rem);
}
.page-contact .contact-links__text {
  font-family: var(--font-body, 'Merriweather', 'Noto Serif SC', serif);
  font-size: var(--font-size-body, 1.1rem);
  color: var(--color-silver, #C0C0C0);
  margin: 0;
  padding-top: var(--spacing-md, 1.2rem);
  border-top: 1px solid rgba(192, 192, 192, 0.12);
}
.page-contact .contact-inline-link {
  color: var(--color-dynamic-blue, #1E90FF);
  text-decoration: none;
  font-weight: 700;
  transition: color var(--transition-speed, 0.25s);
  position: relative;
}
.page-contact .contact-inline-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background-color: var(--color-accent, #FF6B35);
  transition: width var(--transition-speed, 0.25s);
}
.page-contact .contact-inline-link:hover::after,
.page-contact .contact-inline-link:focus::after {
  width: 100%;
}
.page-contact .contact-inline-link:hover,
.page-contact .contact-inline-link:focus {
  color: var(--color-accent, #FF6B35);
  outline: none;
}

/* ---------- 桌面端：两列布局 ---------- */
@media (min-width: 768px) {
  .page-contact .contact-main__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl, 3.5rem);
  }
  .page-contact .contact-hero__title {
    font-size: var(--font-size-h1, 3.8rem);
  }
  .page-contact .contact-card__icon {
    width: 64px;
    height: 64px;
    padding: 8px;
  }
  .page-contact .contact-map__canvas {
    min-height: 220px;
  }
  .page-contact .contact-form {
    padding: var(--spacing-xl, 3.5rem);
  }
  .page-contact .contact-card {
    padding: var(--spacing-xl, 3.5rem);
  }
  .page-contact .contact-map {
    padding: var(--spacing-xl, 3.5rem);
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-main__inner {
    grid-template-columns: 1.2fr 1fr;
  }
  .page-contact .contact-map__canvas {
    min-height: 260px;
  }
}