.page-contact {
  --color-warm-paper: #F5EDE0;
  --color-paper-shadow: rgba(11, 29, 58, 0.08);
  --color-card-bg: #FFFFFF;
  --color-input-border: #D0D8E0;
  --color-input-focus: #FF7F2A;
  display: block;
  width: 100%;
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
}
.page-contact .container {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ── 面包屑 ── */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}
.page-contact .breadcrumb__link {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact .breadcrumb__link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}
.page-contact .breadcrumb__link::after {
  content: "·";
  margin-left: 0.5rem;
  color: var(--color-text-secondary);
}

/* ── Hero ── */
.page-contact .contact-hero {
  padding: 3rem 0 2rem;
  position: relative;
}
.page-contact .hero__inner {
  position: relative;
  z-index: 1;
}
.page-contact .hero__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.2rem);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 0.75rem;
  color: var(--color-text-primary);
  position: relative;
  display: inline-block;
}
.page-contact .hero__title::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}
.page-contact .hero__desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 1.25rem 0 0;
}

/* ── 联系信息 + 表单网格 ── */
.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 1rem;
  padding-bottom: 3rem;
}

/* ── 联系信息卡片 ── */
.page-contact .contact-info {
  position: relative;
}
.page-contact .info-card {
  background: var(--color-warm-paper);
  border-radius: var(--border-radius);
  overflow: hidden;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 96% 100%, 0 100%);
  box-shadow: 0 8px 24px var(--color-paper-shadow);
  transition: box-shadow var(--transition-base);
}
.page-contact .info-card:hover {
  box-shadow: 0 12px 32px rgba(255, 127, 42, 0.12);
}
.page-contact .info-card__bg {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  pointer-events: none;
  overflow: hidden;
}
.page-contact .info-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-contact .info-card__body {
  position: relative;
  z-index: 1;
  padding: 2rem 1.75rem 2.25rem;
}
.page-contact .info-card__heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 1.5rem;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}
.page-contact .info-card__heading::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* ── 联系列表 ── */
.page-contact .info-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-contact .info-list__item {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}
.page-contact .info-list__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  margin-top: 2px;
  display: block;
}
.page-contact .info-list__content {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.page-contact .info-list__label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary-light);
  opacity: 0.7;
}
.page-contact .info-list__value {
  font-size: 1rem;
  color: var(--color-primary);
  text-decoration: none;
  word-break: break-word;
  transition: color var(--transition-fast);
}
.page-contact .info-list__value:hover {
  color: var(--color-accent);
}
.page-contact .info-card__note {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: var(--color-primary-light);
  opacity: 0.85;
  padding-top: 1rem;
  border-top: 1px solid rgba(11, 29, 58, 0.08);
}
.page-contact .info-card__link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}
.page-contact .info-card__link:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* ── 表单区域 ── */
.page-contact .contact-form {
  background: var(--color-card-bg);
  border-radius: var(--border-radius);
  padding: 2rem 1.75rem 2.25rem;
  box-shadow: 0 4px 20px rgba(11, 29, 58, 0.06);
  transition: box-shadow var(--transition-base);
}
.page-contact .contact-form:hover {
  box-shadow: 0 8px 28px rgba(11, 29, 58, 0.10);
}
.page-contact .form__heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}
.page-contact .form__heading::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}
.page-contact .form__desc {
  margin: 1rem 0 1.5rem;
  font-size: 0.95rem;
  color: #4A5568;
}
.page-contact .form__fields {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-contact .form__group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.page-contact .form__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}
.page-contact .form__input,
.page-contact .form__textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--color-input-border);
  border-radius: var(--border-radius);
  background: var(--color-bg-light);
  color: var(--color-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
  box-sizing: border-box;
}
.page-contact .form__input:focus,
.page-contact .form__textarea:focus {
  border-color: var(--color-input-focus);
  box-shadow: 0 0 0 3px rgba(255, 127, 42, 0.15);
}
.page-contact .form__input::placeholder,
.page-contact .form__textarea::placeholder {
  color: #A0B4C8;
}
.page-contact .form__textarea {
  resize: vertical;
  min-height: 100px;
}
.page-contact .form__submit {
  align-self: flex-start;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--border-radius);
  background: var(--color-accent);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.page-contact .form__submit:hover:not(:disabled) {
  background: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(255, 127, 42, 0.30);
}
.page-contact .form__submit:disabled {
  opacity: 0.7;
  cursor: default;
}
.page-contact .form__success {
  margin: 0.75rem 0 0;
  padding: 0.85rem 1.2rem;
  background: rgba(46, 203, 126, 0.10);
  border-left: 4px solid var(--color-success);
  border-radius: var(--border-radius);
  color: #1F5E3A;
  font-size: 0.95rem;
  font-weight: 500;
}

/* ── 地图区域 ── */
.page-contact .contact-map {
  padding: 2rem 0 3rem;
}
.page-contact .map__heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--color-text-primary);
  position: relative;
  display: inline-block;
}
.page-contact .map__heading::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}
.page-contact .map__desc {
  margin: 1rem 0 1.5rem;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  max-width: 600px;
}
.page-contact .map__wrapper {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: zoom-in;
}
.page-contact .map__wrapper.map--zoomed {
  transform: scale(1.04);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
  cursor: zoom-out;
}
.page-contact .map__image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  max-width: 100%;
}
.page-contact .map__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 15, 30, 0.50) 0%, rgba(10, 15, 30, 0.15) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 1.5rem;
  pointer-events: none;
}
.page-contact .map__overlay .map__zoom-btn {
  pointer-events: auto;
}
.page-contact .map__tag {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  background: var(--color-primary);
  color: var(--color-text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 4px;
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
  backdrop-filter: blur(4px);
}
.page-contact .map__zoom-btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.page-contact .map__zoom-btn:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* ── ICP 备案 ── */
.page-contact .contact-icp {
  padding: 1.5rem 0 3rem;
  text-align: center;
}
.page-contact .icp__text {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  opacity: 0.7;
  margin: 0;
  letter-spacing: 0.02em;
}

/* ── 桌面断点 ── */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 4rem 0 2.5rem;
  }
  .page-contact .contact-grid {
    grid-template-columns: 1fr 1.3fr;
    gap: 2.5rem;
    align-items: start;
  }
  .page-contact .info-card {
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
  }
  .page-contact .info-card__body {
    padding: 2.5rem 2rem 2.75rem;
  }
  .page-contact .contact-form {
    padding: 2.5rem 2.25rem 2.75rem;
  }
  .page-contact .map__wrapper {
    border-radius: 10px;
  }
}
@media (min-width: 1024px) {
  .page-contact .contact-grid {
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
  }
  .page-contact .info-card__body {
    padding: 3rem 2.5rem 3.25rem;
  }
  .page-contact .contact-form {
    padding: 3rem 2.75rem 3.25rem;
  }
  .page-contact .map__overlay {
    padding: 2rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }
  .page-contact .map__wrapper.map--zoomed {
    transform: none;
  }
}