/**
 * 各页面特有样式微调
 */

/* ---------- 首页 Hero ---------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 80vh;
  padding: var(--space-xl) 0;
  overflow: hidden;
  background: radial-gradient(ellipse at center, var(--bg-secondary) 0%, var(--bg-primary) 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  text-align: center;
}

.hero-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
}

.hero h1 {
  font-size: clamp(3.2rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  min-height: 1.2em;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  min-height: 1.5em;
}

.hero-desc {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
  min-height: 3em;
  white-space: pre-line;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  opacity: 1;
}

.hero-actions.visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-actions .btn {
  opacity: 1;
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out), background var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.hero-actions.visible .btn {
  opacity: 1;
  transform: translateY(0);
}

.hero-actions.visible .btn:hover {
  transform: translateY(-2px);
}

.hero-actions.visible .btn:nth-child(2) {
  transition-delay: 0.08s;
}

/* 打字机光标 */
.typewriter-desc.typing::after {
  content: '|';
  color: var(--accent);
  margin-left: 2px;
  animation: cursorBlink 0.8s step-end infinite;
}

@keyframes cursorBlink {
  50% { opacity: 0; }
}


@media (prefers-reduced-motion: reduce) {
  .typewriter-desc.typing::after {
    animation: none;
  }

  .hero-actions,
  .hero-actions .btn {
    transition: none;
    transform: none;
  }
}

/* ---------- 成员页 ---------- */
.members-section,
.projects-section,
.docs-section {
  padding-bottom: var(--space-xxl);
}

/* ---------- 项目详情页隐藏列表 ---------- */
#project-detail {
  display: none;
  padding: var(--space-xl) 0;
}

/* ---------- 文档页分区标题 ---------- */
.docs-section h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.docs-section h2:first-of-type {
  margin-top: 0;
}

/* ---------- 新闻详情 ---------- */
.news-date {
  display: inline-block;
  margin-left: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ---------- about-block 动画支持 ---------- */
.about-block {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-normal) var(--ease-out), transform var(--duration-normal) var(--ease-out);
}

.about-block.visible {
  opacity: 1;
  transform: translateY(0);
}