/* ============================================
   玄晶引擎3.0 - 关于页面样式
   ============================================ */

/* Hero区域 */
.about-hero {
  padding: 140px var(--space-xl) var(--space-2xl);
  text-align: center;
}

.about-hero__content {
  max-width: 800px;
  margin: 0 auto;
}

.about-hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.about-hero__desc {
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
  line-height: 1.8;
}

/* 区块 */
.about-section {
  padding: var(--space-4xl) var(--space-xl);
}

.about-section--alt {
  background: var(--color-bg-secondary);
  border-top: var(--border-glass);
  border-bottom: var(--border-glass);
}

.about-section__container {
  max-width: 1200px;
  margin: 0 auto;
}

.about-section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.about-section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin: var(--space-md) 0;
  color: var(--color-text-primary);
}

.about-section__desc {
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
}

/* 公司介绍 */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-intro__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.about-intro__text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: var(--border-glass);
}

.about-stat {
  text-align: center;
}

.about-stat__value {
  display: block;
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-mono);
  margin-bottom: var(--space-xs);
}

.about-stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* 使命可视化 */
.about-intro__visual {
  display: flex;
  justify-content: center;
}

.mission-visual {
  position: relative;
  width: 300px;
  height: 300px;
}

.mission-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-3xl);
  color: white;
  box-shadow: 0 0 40px rgba(65, 105, 225, 0.5);
  z-index: 3;
}

.mission-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 1px dashed rgba(65, 105, 225, 0.3);
  border-radius: 50%;
}

.orbit-1 {
  width: 160px;
  height: 160px;
  animation: orbit-rotate 12s linear infinite;
}

.orbit-2 {
  width: 260px;
  height: 260px;
  animation: orbit-rotate 18s linear infinite reverse;
}

@keyframes orbit-rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.mission-item {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-secondary);
  border: var(--border-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  font-size: var(--text-sm);
  animation: counter-rotate 12s linear infinite;
}

.orbit-2 .mission-item {
  animation: counter-rotate 18s linear infinite reverse;
}

@keyframes counter-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

/* 轨道项位置 */
.orbit-1 .mission-item:nth-child(1) { top: -20px; left: 50%; transform: translateX(-50%); }
.orbit-1 .mission-item:nth-child(2) { bottom: -20px; left: 50%; transform: translateX(-50%); }
.orbit-1 .mission-item:nth-child(3) { top: 50%; right: -20px; transform: translateY(-50%); }

.orbit-2 .mission-item:nth-child(1) { top: 50%; left: -20px; transform: translateY(-50%); }
.orbit-2 .mission-item:nth-child(2) { top: -20px; left: 50%; transform: translateX(-50%); }
.orbit-2 .mission-item:nth-child(3) { bottom: -20px; left: 50%; transform: translateX(-50%); }
.orbit-2 .mission-item:nth-child(4) { top: 50%; right: -20px; transform: translateY(-50%); }

/* 团队 */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.team-card {
  background: var(--color-bg-primary);
  border: var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.team-card:hover {
  transform: translateY(-8px);
  border-color: rgba(65, 105, 225, 0.3);
  box-shadow: var(--shadow-card);
}

.team-card__avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: var(--text-3xl);
  color: white;
}

.team-card__name {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text-primary);
}

.team-card__role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.team-card__bio {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

/* 联系 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-item {
  display: flex;
  gap: var(--space-md);
}

.contact-item i {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  color: white;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text-primary);
}

.contact-item p {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: 1.6;
}

.contact-form-wrapper {
  background: var(--color-bg-secondary);
  border: var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

/* 招聘 */
.jobs-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.job-card {
  background: var(--color-bg-primary);
  border: var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.job-card:hover {
  transform: translateX(8px);
  border-color: rgba(65, 105, 225, 0.3);
}

.job-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.job-card__header h4 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
}

.job-card__location {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

.job-card__location i {
  margin-right: var(--space-xs);
}

.job-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.job-card__tags {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.job-card__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.job-card__link:hover {
  gap: var(--space-md);
}

/* 响应式 */
@media (max-width: 1024px) {
  .about-intro {
    grid-template-columns: 1fr;
  }
  
  .about-intro__visual {
    order: -1;
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .about-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
}