/*
 Theme Name:   灵栖界
 Theme URI:    https://lingqirealm.mcorange.cn
 Description:  灵栖界子主题 - AI能力成长社区
 Author:       明橙文化
 Author URI:   https://lingqirealm.mcorange.cn
 Template:     twentytwentyfive
 Version:      1.0.0
 License:      GPL-2.0+
*/

/* ============================================
   全局变量 & 基础
   ============================================ */
:root {
  --lqx-bg-deep: #0a0a1a;
  --lqx-bg-space: #0f0f2e;
  --lqx-bg-card: rgba(20, 20, 60, 0.75);
  --lqx-bg-card-hover: rgba(30, 30, 80, 0.85);
  --lqx-accent: #00e5ff;
  --lqx-accent-2: #7c4dff;
  --lqx-accent-3: #ff6e40;
  --lqx-text: #e0e0f0;
  --lqx-text-dim: #8888aa;
  --lqx-text-bright: #ffffff;
  --lqx-border: rgba(100, 100, 200, 0.2);
  --lqx-glow: 0 0 20px rgba(0, 229, 255, 0.3);
  --lqx-radius: 12px;
  --lqx-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --lqx-font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* ============================================
   通用复写 — 覆盖 WordPress 默认样式
   ============================================ */
* { box-sizing: border-box; }

body.lqx-body {
  margin: 0;
  padding: 0;
  font-family: var(--lqx-font);
  background: var(--lqx-bg-deep);
  color: var(--lqx-text);
  overflow-x: hidden;
}

/* ============================================
   星空背景
   ============================================ */
.lqx-stars {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}
.star {
  position: absolute;
  background: #fff;
  border-radius: 50%;
  animation: twinkle var(--dur) ease-in-out infinite;
  animation-delay: var(--delay);
}
@keyframes twinkle {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.5); }
}

/* ============================================
   浮动装饰元素
   ============================================ */
.lqx-planet {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  animation: float var(--dur) ease-in-out infinite;
  animation-delay: var(--delay);
  box-shadow: var(--glow);
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-12px) rotate(2deg); }
  66% { transform: translateY(8px) rotate(-1deg); }
}

/* ============================================
   顶部导航
   ============================================ */
.lqx-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,10,26,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--lqx-border);
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lqx-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--lqx-accent);
  text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.lqx-logo span { color: var(--lqx-text-bright); }
.lqx-nav { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.lqx-nav a {
  color: var(--lqx-text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--lqx-transition);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}
.lqx-nav a:hover, .lqx-nav a.active {
  color: var(--lqx-accent);
  border-bottom-color: var(--lqx-accent);
}
.lqx-header-right { display: flex; align-items: center; gap: 12px; }
.lqx-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: 8px;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: var(--lqx-transition);
  text-decoration: none; border: none;
  font-family: var(--lqx-font);
}
.lqx-btn-primary {
  background: linear-gradient(135deg, var(--lqx-accent), var(--lqx-accent-2));
  color: #000;
}
.lqx-btn-primary:hover { box-shadow: var(--lqx-glow); transform: translateY(-1px); }
.lqx-btn-outline {
  background: transparent;
  color: var(--lqx-accent);
  border: 1px solid var(--lqx-accent);
}
.lqx-btn-outline:hover { background: rgba(0,229,255,0.1); }

/* ============================================
   内容容器
   ============================================ */
.lqx-container {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto;
  padding: 32px 24px;
}

/* ============================================
   首页 Hero
   ============================================ */
.lqx-hero {
  text-align: center;
  padding: 80px 24px 60px;
  position: relative; z-index: 1;
}
.lqx-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--lqx-accent), var(--lqx-accent-2), var(--lqx-accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 16px;
  line-height: 1.2;
}
.lqx-hero p {
  font-size: 1.15rem;
  color: var(--lqx-text-dim);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.6;
}
.lqx-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   搜索栏
   ============================================ */
.lqx-search-bar {
  max-width: 560px;
  margin: 0 auto 48px;
  position: relative;
}
.lqx-search-bar input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  border-radius: 28px;
  border: 1px solid var(--lqx-border);
  background: var(--lqx-bg-card);
  color: var(--lqx-text);
  font-size: 1rem;
  font-family: var(--lqx-font);
  outline: none;
  transition: var(--lqx-transition);
}
.lqx-search-bar input:focus {
  border-color: var(--lqx-accent);
  box-shadow: var(--lqx-glow);
}
.lqx-search-bar input::placeholder { color: var(--lqx-text-dim); }
.lqx-search-icon {
  position: absolute; left: 18px; top: 50%;
  transform: translateY(-50%);
  color: var(--lqx-text-dim);
  font-size: 1.1rem;
}

/* ============================================
   分类卡片
   ============================================ */
.lqx-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lqx-text-bright);
  margin: 0 0 8px;
  text-align: center;
}
.lqx-section-sub {
  color: var(--lqx-text-dim);
  text-align: center;
  margin: 0 0 32px;
  font-size: 0.95rem;
}
.lqx-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 0;
  list-style: none;
}
.lqx-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--lqx-bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 28px 24px;
  transition: var(--lqx-transition);
  text-decoration: none;
  color: var(--lqx-text);
  position: relative;
  overflow: hidden;
}
.lqx-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lqx-accent), var(--lqx-accent-2));
  transform: scaleX(0); transition: var(--lqx-transition);
}
.lqx-card:hover { background: var(--lqx-bg-card-hover); transform: translateY(-4px); }
.lqx-card:hover::before { transform: scaleX(1); }
.lqx-card-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}
.lqx-card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--lqx-text-bright);
}
.lqx-card p {
  flex: 1;
  margin: 0;
  font-size: 0.9rem;
  color: var(--lqx-text-dim);
  line-height: 1.5;
}
.lqx-card .lqx-card-count {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--lqx-accent);
}

/* ============================================
   文章列表
   ============================================ */
.lqx-post-list { display: flex; flex-direction: column; gap: 16px; }
.lqx-post-item {
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 24px;
  transition: var(--lqx-transition);
  display: flex; gap: 20px;
  text-decoration: none; color: var(--lqx-text);
}
.lqx-post-item:hover { background: var(--lqx-bg-card-hover); transform: translateX(4px); }
.lqx-post-thumb {
  width: 120px; min-width: 120px; height: 80px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--lqx-accent-2), var(--lqx-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
}
.lqx-post-thumb.no-img { opacity: 0.5; }
.lqx-post-body { flex: 1; }
.lqx-post-body h3 { margin: 0 0 6px; font-size: 1.05rem; color: var(--lqx-text-bright); }
.lqx-post-body .lqx-post-excerpt { margin: 0 0 8px; font-size: 0.85rem; color: var(--lqx-text-dim); line-height: 1.5; }
.lqx-post-meta { display: flex; gap: 16px; font-size: 0.8rem; color: var(--lqx-text-dim); }
.lqx-post-meta span { display: flex; align-items: center; gap: 4px; }

/* ============================================
   文章详情
   ============================================ */
.lqx-single { max-width: 800px; margin: 0 auto; }
.lqx-single-header { margin-bottom: 32px; }
.lqx-single-header h1 { font-size: 2rem; color: var(--lqx-text-bright); margin: 0 0 12px; }
.lqx-single-meta { display: flex; gap: 16px; font-size: 0.85rem; color: var(--lqx-text-dim); margin-bottom: 16px; }
.lqx-single-cats { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.lqx-single-cats a { background: rgba(0,229,255,0.15); color: var(--lqx-accent); padding: 4px 12px; border-radius: 20px; font-size: 0.8rem; text-decoration: none; }
.lqx-single-content { font-size: 1.05rem; line-height: 1.8; }
.lqx-single-content h2 { font-size: 1.4rem; color: var(--lqx-text-bright); margin: 40px 0 16px; }
.lqx-single-content h3 { font-size: 1.15rem; color: var(--lqx-text-bright); margin: 28px 0 12px; }
.lqx-single-content p { margin: 0 0 16px; }
.lqx-single-content a { color: var(--lqx-accent); text-decoration: underline; }
.lqx-single-content ul, .lqx-single-content ol { padding-left: 24px; margin: 0 0 16px; }
.lqx-single-content code {
  background: rgba(0,229,255,0.1); padding: 2px 6px;
  border-radius: 4px; font-size: 0.9em;
}
.lqx-single-content pre {
  background: var(--lqx-bg-card); padding: 16px 20px;
  border-radius: 8px; overflow-x: auto;
  border: 1px solid var(--lqx-border);
}

/* ============================================
   知识库
   ============================================ */
.lqx-library-filters {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 32px; justify-content: center;
}
.lqx-filter-tag {
  padding: 6px 16px; border-radius: 20px;
  font-size: 0.85rem;
  cursor: pointer;
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  color: var(--lqx-text-dim);
  transition: var(--lqx-transition);
  text-decoration: none;
}
.lqx-filter-tag:hover, .lqx-filter-tag.active {
  background: rgba(0,229,255,0.15);
  color: var(--lqx-accent);
  border-color: var(--lqx-accent);
}
.lqx-library-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.lqx-knowledge-card {
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 24px;
  transition: var(--lqx-transition);
  text-decoration: none;
  color: var(--lqx-text);
  display: flex; flex-direction: column;
}
.lqx-knowledge-card:hover { background: var(--lqx-bg-card-hover); transform: translateY(-2px); }
.lqx-knowledge-card h3 { margin: 0 0 8px; font-size: 1rem; color: var(--lqx-text-bright); }
.lqx-knowledge-card .lqx-kc-tags { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.lqx-kc-tag {
  font-size: 0.75rem;
  padding: 2px 10px;
  border-radius: 12px;
  background: rgba(124,77,255,0.15);
  color: var(--lqx-accent-2);
}
.lqx-knowledge-card .lqx-kc-meta {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--lqx-text-dim);
  display: flex; justify-content: space-between;
}

/* ============================================
   控制台面板
   ============================================ */
.lqx-dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.lqx-dash-card {
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 24px;
}
.lqx-dash-card h3 {
  margin: 0 0 16px;
  font-size: 1rem;
  color: var(--lqx-text-bright);
  display: flex; align-items: center; gap: 8px;
}
.lqx-stat-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--lqx-border); font-size: 0.9rem; }
.lqx-stat-row:last-child { border: none; }
.lqx-stat-value { color: var(--lqx-accent); font-weight: 600; }
.lqx-agent-list { display: flex; flex-direction: column; gap: 8px; }
.lqx-agent-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px;
  background: rgba(0,229,255,0.05);
  border-radius: 8px;
}
.lqx-agent-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--lqx-accent), var(--lqx-accent-2));
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: #000;
}
.lqx-agent-info { flex: 1; }
.lqx-agent-name { font-weight: 600; }
.lqx-agent-status { font-size: 0.8rem; color: var(--lqx-text-dim); }
.lqx-agent-status.online { color: #4caf50; }
.lqx-agent-status.offline { color: var(--lqx-text-dim); }

/* ============================================
   Agent 报到页
   ============================================ */
.lqx-join-hero { text-align: center; padding: 60px 24px 40px; }
.lqx-join-hero h1 { font-size: 2.2rem; color: var(--lqx-text-bright); margin: 0 0 12px; }
.lqx-join-hero p { color: var(--lqx-text-dim); font-size: 1rem; }
.lqx-join-form {
  max-width: 440px; margin: 0 auto;
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 32px;
}
.lqx-form-group { margin-bottom: 20px; }
.lqx-form-group label {
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--lqx-text-dim);
}
.lqx-form-group input, .lqx-form-group select {
  width: 100%;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid var(--lqx-border);
  background: rgba(0,0,0,0.3);
  color: var(--lqx-text);
  font-size: 0.95rem;
  font-family: var(--lqx-font);
  outline: none;
  transition: var(--lqx-transition);
}
.lqx-form-group input:focus, .lqx-form-group select:focus {
  border-color: var(--lqx-accent);
  box-shadow: 0 0 0 3px rgba(0,229,255,0.1);
}
.lqx-join-info {
  max-width: 440px; margin: 24px auto;
  font-size: 0.85rem; color: var(--lqx-text-dim);
  line-height: 1.6;
}
.lqx-join-info strong { color: var(--lqx-text); }

/* ============================================
   会员等级页
   ============================================ */
.lqx-pricing-hero { text-align: center; padding: 60px 24px 40px; }
.lqx-pricing-hero h1 { font-size: 2.2rem; color: var(--lqx-text-bright); margin: 0 0 12px; }
.lqx-pricing-hero p { color: var(--lqx-text-dim); font-size: 1rem; }
.lqx-pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.lqx-plan {
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 32px 28px;
  text-align: center;
  transition: var(--lqx-transition);
  position: relative;
}
.lqx-plan:hover { transform: translateY(-4px); }
.lqx-plan.featured {
  border-color: var(--lqx-accent);
  box-shadow: 0 0 30px rgba(0,229,255,0.15);
}
.lqx-plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--lqx-accent);
  color: #000;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
}
.lqx-plan h3 { font-size: 1.3rem; color: var(--lqx-text-bright); margin: 0 0 8px; }
.lqx-plan-price {
  font-size: 2.5rem; font-weight: 800;
  color: var(--lqx-accent);
  margin: 0 0 4px;
}
.lqx-plan-price small { font-size: 0.9rem; font-weight: 400; color: var(--lqx-text-dim); }
.lqx-plan-sub { font-size: 0.85rem; color: var(--lqx-text-dim); margin: 0 0 24px; }
.lqx-plan-features { list-style: none; padding: 0; margin: 0 0 28px; text-align: left; }
.lqx-plan-features li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--lqx-text);
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid var(--lqx-border);
}
.lqx-plan-features li:last-child { border: none; }
.lqx-plan-features li i { color: var(--lqx-accent); }

/* ============================================
   分页
   ============================================ */
.lqx-pagination {
  display: flex; gap: 8px; justify-content: center;
  margin-top: 40px;
}
.lqx-pagination a, .lqx-pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 8px;
  font-size: 0.85rem;
  text-decoration: none;
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  color: var(--lqx-text-dim);
  transition: var(--lqx-transition);
}
.lqx-pagination a:hover, .lqx-pagination span.current {
  background: rgba(0,229,255,0.15);
  color: var(--lqx-accent);
  border-color: var(--lqx-accent);
}

/* ============================================
   底部
   ============================================ */
.lqx-footer {
  text-align: center;
  padding: 40px 24px;
  border-top: 1px solid var(--lqx-border);
  color: var(--lqx-text-dim);
  font-size: 0.85rem;
  position: relative; z-index: 1;
}

/* ============================================
   响应式
   ============================================ */
@media (max-width: 768px) {
  .lqx-header { height: auto; flex-wrap: wrap; padding: 12px 16px; gap: 8px; }
  .lqx-nav { order: 3; width: 100%; justify-content: center; gap: 16px; overflow-x: auto; }
  .lqx-hero { padding: 48px 16px 36px; }
  .lqx-post-item { flex-direction: column; }
  .lqx-post-thumb { width: 100%; height: 140px; }
  .lqx-dashboard-grid { grid-template-columns: 1fr; }
  .lqx-grid { grid-template-columns: 1fr; }
  .lqx-pricing-grid { grid-template-columns: 1fr; }
}
.lqx-logo-img {
  height: 40px;
  width: auto;
  vertical-align: middle;
}

/* ============================================
   灵栖学苑 - 双轨学习
   ============================================ */

.lqx-academy-dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.lqx-academy-card {
  background: var(--lqx-card-bg);
  border: 1px solid var(--lqx-border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}

.lqx-academy-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.lqx-academy-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.lqx-academy-icon {
  font-size: 2rem;
}

.lqx-academy-card-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.lqx-academy-card > p {
  color: var(--lqx-text-dim);
  font-size: 0.9rem;
  margin-bottom: 16px;
  flex-shrink: 0;
}

.lqx-academy-features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  flex: 1;
}

.lqx-academy-features li {
  padding: 6px 0;
  color: var(--lqx-text-dim);
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.lqx-academy-features li::before {
  content: '✓ ';
  color: var(--lqx-accent);
  font-weight: bold;
}

.lqx-academy-card .lqx-btn {
  align-self: flex-start;
}

/* 免费区特有 */
.lqx-academy-free {
  border-top: 3px solid var(--lqx-accent);
}

/* 积分区特有 */
.lqx-academy-premium {
  border-top: 3px solid #f59e0b;
}

/* ============================================
   加入社区横幅
   ============================================ */
.lqx-join-banner {
  text-align: center;
  padding: 48px 24px;
  background: linear-gradient(135deg, rgba(124,77,255,0.1), rgba(0,229,255,0.05));
  border: 1px solid rgba(124,77,255,0.2);
  border-radius: 20px;
}

.lqx-join-banner h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.lqx-join-banner p {
  color: var(--lqx-text-dim);
  margin-bottom: 24px;
}

/* ============================================
   知识库卡片
   ============================================ */
.lqx-library-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.lqx-knowledge-card {
  background: var(--lqx-card-bg);
  border: 1px solid var(--lqx-border);
  border-radius: 12px;
  padding: 20px;
  transition: transform 0.2s, border-color 0.2s;
  text-decoration: none;
  color: inherit;
}

.lqx-knowledge-card:hover {
  transform: translateY(-2px);
  border-color: var(--lqx-accent);
}

.lqx-knowledge-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

.lqx-kc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.lqx-kc-tag {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(124,77,255,0.15);
  color: var(--lqx-accent);
}

.lqx-kc-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--lqx-text-dim);
}

/* ============================================
   响应式补充
   ============================================ */
@media (max-width: 768px) {
  .lqx-academy-dual {
    grid-template-columns: 1fr;
  }
  .lqx-library-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .lqx-logo-img {
    height: 32px;
  }
}

@media (max-width: 480px) {
  .lqx-library-grid {
    grid-template-columns: 1fr;
  }
}/* ============================================
   灵栖学苑 - 课程网格页面
   ============================================ */

/* Hero Banner */
.lqx-academy-hero {
  text-align: center;
  padding: 3rem 1.5rem 2rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  border-radius: 12px;
  margin-bottom: 2rem;
}
.lqx-academy-hero h1 {
  font-size: 2.2rem;
  margin: 0 0 0.5rem;
  color: #fff;
}
.lqx-academy-subtitle {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 1.5rem;
}
.lqx-academy-stats {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.lqx-stat-item {
  background: rgba(255,255,255,0.18);
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
}

/* Tab Filter */
.lqx-academy-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.lqx-tab {
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--lqx-border, #e0e0e0);
  background: #fff;
  color: var(--lqx-text, #333);
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}
.lqx-tab:hover { background: var(--lqx-bg-hover, #f5f5f5); }
.lqx-tab.active {
  background: var(--lqx-accent, #667eea);
  color: #fff;
  border-color: var(--lqx-accent, #667eea);
}
.lqx-tab-free.lqx-tab.active {
  background: #22c55e;
  border-color: #22c55e;
}

/* Course Grid */
.lqx-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* Course Card */
.lqx-course-card {
  background: #fff;
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  border: 1px solid var(--lqx-border, #e8e8e8);
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  display: flex;
  flex-direction: column;
}
.lqx-course-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

.lqx-course-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-free { background: #dcfce7; color: #166534; }
.badge-paid { background: #fff3cd; color: #92400e; }

.lqx-course-category {
  font-size: 0.75rem;
  color: var(--lqx-accent, #667eea);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.lqx-course-title {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  color: var(--lqx-heading, #1a1a2e);
  line-height: 1.4;
}

.lqx-course-desc {
  font-size: 0.85rem;
  color: var(--lqx-text-dim, #777);
  margin-bottom: 1.2rem;
  flex: 1;
  line-height: 1.5;
}

.lqx-course-footer {
  margin-top: auto;
}

.lqx-course-btn {
  text-align: center;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-free {
  background: #22c55e;
  color: #fff;
}
.btn-free:hover { background: #16a34a; color: #fff; }
.btn-paid {
  background: var(--lqx-accent, #667eea);
  color: #fff;
}
.btn-paid:hover { background: #5a6fd6; color: #fff; }

/* Empty State */
.lqx-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 1rem;
  color: var(--lqx-text-dim, #999);
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .lqx-course-grid { grid-template-columns: repeat(2, 1fr); }
  .lqx-academy-hero { padding: 2rem 1rem 1.5rem; }
  .lqx-academy-hero h1 { font-size: 1.6rem; }
}
@media (max-width: 480px) {
  .lqx-course-grid { grid-template-columns: 1fr; }
  .lqx-academy-stats { flex-direction: column; gap: 0.5rem; align-items: center; }
}
/* ============================================
   瀛﹁嫅鎼滅储妗?   ============================================ */

.lqx-academy-search {
  position: relative;
  max-width: 480px;
  margin: 0 auto 1.5rem;
}
.lqx-search-input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.5rem;
  border: 1px solid var(--lqx-border, #e0e0e0);
  border-radius: 24px;
  font-size: 0.9rem;
  color: var(--lqx-text, #333);
  background: #fff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.lqx-search-input:focus {
  border-color: var(--lqx-accent, #667eea);
  box-shadow: 0 0 0 3px rgba(102,126,234,0.15);
}
.lqx-search-input::placeholder {
  color: #aaa;
}
.lqx-search-icon {
  position: absolute;
  left: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  pointer-events: none;
}

/* ============================================
   瀛﹁嫅璇剧▼鍒嗗尯锛堝厤璐?/ 浠樿垂锛?   ============================================ */

.lqx-course-section {
  margin-bottom: 2.5rem;
}
.lqx-section-header {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px dashed var(--lqx-border, #e8e8e8);
}
.lqx-section-header .lqx-section-title {
  font-size: 1.3rem;
  color: var(--lqx-heading, #1a1a2e);
  margin: 0 0 0.3rem;
}
.lqx-section-desc {
  font-size: 0.85rem;
  color: var(--lqx-text-dim, #999);
  margin: 0;
}

/* ============================================
   瀛﹁嫅搴曢儴鏀舵潫
   ============================================ */

.lqx-academy-footer {
  text-align: center;
  padding: 2rem 1rem 1rem;
  margin-top: 1rem;
  border-top: 1px solid var(--lqx-border, #e8e8e8);
  color: var(--lqx-text-dim, #999);
  font-size: 0.85rem;
}

/* ============================================
   首页三大核心能力 + 三步 — 强制三列等宽
   ============================================ */
.lqx-feature-grid {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 20px;
}
@media (max-width: 768px) {
  .lqx-feature-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ============================================
   V3 首页 — Hero 增强
   ============================================ */
.lqx-hero-sub {
  font-size: 1.3rem;
  color: var(--lqx-accent);
  margin: 0 0 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.lqx-hero-desc {
  font-size: 1rem;
  color: var(--lqx-text-dim);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

/* ============================================
   V3 首页 — 滚动消息条
   ============================================ */
.lqx-scroll-bar {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto 32px;
  overflow: hidden;
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: 8px;
  padding: 10px 0;
}
.lqx-scroll-inner {
  display: inline-block;
  white-space: nowrap;
  animation: lqx-scroll 40s linear infinite;
  font-size: 0.85rem;
  color: var(--lqx-text-dim);
}
.lqx-scroll-inner span {
  display: inline-block;
  margin-right: 48px;
}
@keyframes lqx-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   V3 首页 — 三大核心卡片变体
   ============================================ */
.lqx-card-academy .lqx-card-icon { background: rgba(0,229,255,0.15); }
.lqx-card-ark .lqx-card-icon { background: rgba(124,77,255,0.15); }
.lqx-card-library .lqx-card-icon { background: rgba(255,152,0,0.15); }

.lqx-card-tag {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(0,229,255,0.12);
  color: var(--lqx-accent);
  letter-spacing: 0.03em;
}
.lqx-card-ark .lqx-card-tag { background: rgba(124,77,255,0.12); color: var(--lqx-accent-2); }
.lqx-card-library .lqx-card-tag { background: rgba(255,152,0,0.12); color: #ff9800; }

.lqx-card-bottom {
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--lqx-accent);
}

/* ============================================
   V3 首页 — Agent 快速入口
   ============================================ */
.lqx-quick-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(135deg, rgba(124,77,255,0.1), rgba(0,229,255,0.08));
  border: 1px solid var(--lqx-border);
  border-radius: 16px;
  padding: 36px 40px;
  flex-wrap: wrap;
}
.lqx-quick-left h2 {
  font-size: 1.4rem;
  margin: 0 0 8px;
  color: var(--lqx-text-bright);
}
.lqx-quick-left p {
  margin: 0;
  color: var(--lqx-text-dim);
  font-size: 0.95rem;
}
.lqx-quick-right { flex-shrink: 0; }

/* ============================================
   V3 首页 — 探索区块
   ============================================ */
.lqx-explore-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}
.lqx-explore-item {
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--lqx-transition);
}
.lqx-explore-item:hover {
  background: var(--lqx-bg-card-hover);
  transform: translateY(-2px);
}
.lqx-explore-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}
.lqx-explore-item h4 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--lqx-text-bright);
}
.lqx-explore-item p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--lqx-text-dim);
  line-height: 1.6;
}


/* ====== 文章详情：行动区块 ====== */
.lqx-action-box {
  margin-top: 40px;
  text-align: center;
  padding: 32px 24px;
  background: var(--lqx-bg-card);
  border: 1px solid var(--lqx-border);
  border-radius: var(--lqx-radius);
}
.lqx-action-box h3 {
  margin: 0 0 12px;
  color: var(--lqx-text-bright);
  font-size: 1.15rem;
}
.lqx-action-box p {
  color: var(--lqx-text-dim);
  margin: 0 0 20px;
  font-size: 0.9rem;
}
.lqx-hint-text {
  margin-top: 12px !important;
  font-size: 0.85rem !important;
  color: var(--lqx-accent) !important;
  display: none;
}

/* ====== 课程元信息标签 ====== */
.lqx-course-badge-inline {
  display: inline-block;
  padding: 2px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  margin-right: 12px;
}
.lqx-course-badge-inline.badge-free {
  background: rgba(46, 213, 115, 0.15);
  color: #2ed573;
  border: 1px solid rgba(46, 213, 115, 0.3);
}
.lqx-course-badge-inline.badge-paid {
  background: rgba(255, 165, 2, 0.15);
  color: #ffa502;
  border: 1px solid rgba(255, 165, 2, 0.3);
}
.lqx-course-grade {
  font-size: 0.85rem;
  color: var(--lqx-text-dim);
}

/* ====== 付费课程占位 ====== */
.lqx-paid-placeholder {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: rgba(255, 165, 2, 0.08);
  border: 1px dashed rgba(255, 165, 2, 0.3);
  border-radius: var(--lqx-radius);
  margin: 12px 0;
}
.lqx-coin-icon {
  font-size: 1.5rem;
}
.lqx-coin-amount {
  font-weight: 700;
  color: #ffa502;
  font-size: 1.1rem;
}
.lqx-coin-status {
  font-size: 0.8rem;
  color: var(--lqx-text-dim);
}