/* ============================================
   Hexo Butterfly — 科技感深度美化 v4.0
   CSS 加载在 Butterfly 之后，直接值 + !important 确保覆盖
   ============================================ */

/* ===== 1. CSS 变量 ===== */
:root {
  --scifi-primary: #00c4ff;
  --scifi-accent: #7c3aed;
}

/* ===== 2. 全局基础 + 六边形网格背景 (B) ===== */
body {
  background: #060b18 !important;
  background-image:
    /* 六边形网格覆盖层 */
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='52'%3E%3Cpath d='M30 0L60 15v22L30 52 0 37V15z' fill='none' stroke='rgba(0,196,255,0.04)' stroke-width='0.8'/%3E%3Cpath d='M30 52L60 37M30 52L0 37M60 15L30 0M0 15L30 0' stroke='rgba(124,58,237,0.03)' stroke-width='0.5'/%3E%3C/svg%3E"),
    /* 径向光晕 */
    radial-gradient(ellipse at 20% 50%, rgba(0, 196, 255, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(124, 58, 237, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(0, 196, 255, 0.03) 0%, transparent 50%) !important;
  background-attachment: fixed !important;
  /* 隐藏默认光标 (D) */
  cursor: none !important;
}

/* 对所有可交互元素隐藏默认光标 */
a, button, input, textarea, select, .site-page, .recent-post-item,
#nav *, #sidebar *, #pagination *, #rightside *,
.card-widget, .aside-list-item, #search-button, #toggle-menu {
  cursor: none !important;
}

/* ===== 3. Canvas 层级 ===== */
#particles-canvas {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0; pointer-events: none;
}

#body-wrap { position: relative; z-index: 1; }
.layout { position: relative; z-index: 1; }

/* ===== 4. 加载屏幕 (E) ===== */
#scifi-loading {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: #060b18;
  z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  transition: opacity 0.5s ease, visibility 0.5s ease;
  cursor: none;
}

#scifi-loading.fade-out {
  opacity: 0; visibility: hidden; pointer-events: none;
}

.scifi-loader {
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}

.loader-ring {
  width: 100px; height: 100px;
  animation: loader-spin 2s linear infinite;
}

.loader-ring .loader-arc {
  animation: loader-dash 1.5s ease-in-out infinite;
  stroke: #00c4ff;
}

.loader-ring .loader-hex {
  animation: loader-pulse 2s ease-in-out infinite;
}

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

@keyframes loader-dash {
  0% { stroke-dashoffset: 251; }
  50% { stroke-dashoffset: 50; }
  100% { stroke-dashoffset: 251; }
}

@keyframes loader-pulse {
  0%, 100% { opacity: 0.2; transform: scale(0.9); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

.loader-text {
  display: flex; gap: 3px;
}

.loader-text span {
  color: #00c4ff;
  font-family: 'Courier New', 'Source Code Pro', monospace;
  font-size: 16px;
  font-weight: bold;
  letter-spacing: 2px;
  animation: loader-char 0.6s ease-in-out infinite;
  text-shadow: 0 0 8px rgba(0, 196, 255, 0.5);
}

.loader-text span:nth-child(1) { animation-delay: 0s; }
.loader-text span:nth-child(2) { animation-delay: 0.05s; }
.loader-text span:nth-child(3) { animation-delay: 0.1s; }
.loader-text span:nth-child(4) { animation-delay: 0.15s; }
.loader-text span:nth-child(5) { animation-delay: 0.2s; }
.loader-text span:nth-child(6) { animation-delay: 0.25s; }
.loader-text span:nth-child(7) { animation-delay: 0.3s; }
.loader-text span:nth-child(8) { animation-delay: 0.35s; }
.loader-text span:nth-child(9) { animation-delay: 0.4s; }
.loader-text span:nth-child(10) { animation-delay: 0.45s; }
.loader-text span:nth-child(11) { animation-delay: 0.5s; }

@keyframes loader-char {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-3px); }
}

.loader-dots {
  display: flex; gap: 4px;
}

.loader-dots span {
  color: rgba(0, 196, 255, 0.6);
  font-size: 24px;
  animation: loader-dot 1.2s ease-in-out infinite;
  line-height: 1;
}

.loader-dots span:nth-child(1) { animation-delay: 0s; }
.loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.loader-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes loader-dot {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 0.9; }
}

/* ===== 5. 滚动进度条 (G) ===== */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px;
  background: linear-gradient(90deg, #00c4ff, #7c3aed, #00c4ff);
  background-size: 200% 100%;
  animation: progress-shift 2s linear infinite;
  z-index: 100000;
  width: 0%;
  box-shadow: 0 0 10px rgba(0, 196, 255, 0.5), 0 0 20px rgba(124, 58, 237, 0.3);
  border-radius: 0 1px 1px 0;
}

@keyframes progress-shift {
  from { background-position: 200% 0; }
  to { background-position: 0 0; }
}

/* ===== 6. 导航栏 — 毛玻璃 + 霓虹底线 ===== */
#nav {
  background: rgba(6, 11, 24, 0.85) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 196, 255, 0.2);
  box-shadow: 0 2px 20px rgba(0, 196, 255, 0.1);
}

#nav .site-page,
#nav .menus_item a {
  color: #c8d6e5 !important;
  transition: color 0.35s ease, text-shadow 0.35s ease;
}

#nav .site-page:hover,
#nav .menus_item a:hover {
  color: #00c4ff !important;
  text-shadow: 0 0 10px rgba(0, 196, 255, 0.5), 0 0 30px rgba(0, 196, 255, 0.2);
}

#nav .site-page.current {
  color: #00c4ff !important;
  text-shadow: 0 0 10px rgba(0, 196, 255, 0.5), 0 0 30px rgba(0, 196, 255, 0.2);
}

/* ===== 7. 文章卡片 + 呼吸发光 (F) ===== */
.recent-post-item {
  border-radius: 12px !important;
  background: rgba(15, 23, 42, 0.85) !important;
  border: 1px solid rgba(0, 196, 255, 0.15) !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3) !important;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
  overflow: hidden;
  position: relative;
  animation: card-breathe 3s ease-in-out infinite;
}

@keyframes card-breathe {
  0%, 100% { border-color: rgba(0, 196, 255, 0.12); box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3); }
  50% { border-color: rgba(0, 196, 255, 0.25); box-shadow: 0 4px 30px rgba(0, 196, 255, 0.12), 0 0 15px rgba(124, 58, 237, 0.06); }
}

/* 呼吸动画延迟 — 每个卡片错开 */
.recent-post-item:nth-child(2) { animation-delay: 0.5s; }
.recent-post-item:nth-child(3) { animation-delay: 1s; }
.recent-post-item:nth-child(4) { animation-delay: 1.5s; }
.recent-post-item:nth-child(5) { animation-delay: 2s; }

.recent-post-item:hover {
  animation: none; /* hover时暂停呼吸，用hover状态 */
}

.relatedPosts > .relatedPosts-list > div {
  border-radius: 12px !important;
  background: rgba(15, 23, 42, 0.85) !important;
  border: 1px solid rgba(0, 196, 255, 0.15) !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3) !important;
}

/* 卡片顶部发光条 */
.recent-post-item::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, #00c4ff, #7c3aed, #00c4ff, transparent);
  opacity: 0; transition: opacity 0.5s; z-index: 2;
}

.recent-post-item:hover::before { opacity: 1; }

/* 卡片扫描线 */
.recent-post-item::after {
  content: '';
  position: absolute; top: -100%; left: 0; right: 0; height: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 196, 255, 0.04) 50%, transparent 100%);
  z-index: 1; pointer-events: none; transition: top 0.6s ease;
}

.recent-post-item:hover::after { top: 100%; }

.recent-post-item:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 8px 40px rgba(0, 196, 255, 0.25) !important;
  border-color: rgba(0, 196, 255, 0.4) !important;
}

.recent-post-item .post-title a,
.recent-post-info .article-title a {
  color: #e2e8f0 !important;
  transition: color 0.35s ease, text-shadow 0.35s ease;
}

.recent-post-item:hover .post-title a {
  color: #00c4ff !important;
  text-shadow: 0 0 10px rgba(0, 196, 255, 0.5), 0 0 30px rgba(0, 196, 255, 0.2);
}

.recent-post-item .post_cover img { border-radius: 8px; }

/* ===== 8. 文章正文排版 ===== */
#article-container {
  font-size: 16px; line-height: 1.85;
  color: #c8d6e5 !important;
  word-break: break-word;
}

#article-container p { margin: 0 0 1.2em 0; line-height: 1.9; }

#article-container h1 { font-size: 2em; margin: 1.4em 0 0.8em; color: #e2e8f0 !important; }
#article-container h2 { font-size: 1.6em; margin: 1.3em 0 0.7em; color: #e2e8f0 !important; }
#article-container h3 { font-size: 1.35em; margin: 1.2em 0 0.6em; color: #e2e8f0 !important; }
#article-container h4,
#article-container h5,
#article-container h6 { font-size: 1.15em; margin: 1em 0 0.5em; color: #e2e8f0 !important; }

#article-container h2 {
  border-left: 3px solid #00c4ff !important;
  padding-left: 14px;
  box-shadow: -3px 0 8px rgba(0, 196, 255, 0.3);
}

#article-container blockquote {
  border-left: 4px solid #00c4ff !important;
  background: rgba(0, 196, 255, 0.05) !important;
  padding: 0.8em 1.2em; border-radius: 0 8px 8px 0; margin: 1.2em 0;
  color: #94a3b8 !important;
  box-shadow: -2px 0 6px rgba(0, 196, 255, 0.1);
}

#article-container ul,
#article-container ol { padding-left: 1.6em; margin: 0.8em 0 1.2em; }

#article-container li { line-height: 1.85; margin: 0.3em 0; }

#article-container img {
  border-radius: 8px; box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3); max-width: 100%;
}

#article-container a {
  color: #00c4ff !important; text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s ease, color 0.35s ease, text-shadow 0.35s ease;
}

#article-container a:hover {
  color: #66e0ff !important; border-bottom-color: #00c4ff;
  text-shadow: 0 0 10px rgba(0, 196, 255, 0.5), 0 0 30px rgba(0, 196, 255, 0.2);
}

/* ===== 9. 代码块 — 终端风格 ===== */
#article-container figure {
  margin: 1.2em 0; border-radius: 12px; overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 196, 255, 0.1);
}

#article-container figure .highlight,
#article-container figure.highlight { background: #0a0f1e; border-radius: 12px; }

#article-container figure .highlight .caption {
  background: #050912; color: #94a3b8; padding: 0.5em 1.2em; font-size: 13px;
  border-bottom: 1px solid rgba(0, 196, 255, 0.1);
}

#article-container figure table { margin: 0; border: none; }

#article-container figure .gutter {
  background: #050912; color: #475569;
  padding: 0.8em 0.6em 0.8em 1em;
  border-right: 1px solid rgba(0, 196, 255, 0.08);
  user-select: none; min-width: 2.5em; text-align: right; font-size: 13px;
}

#article-container figure .code {
  padding: 0.8em 1.2em; font-size: 14px; line-height: 1.65;
  color: #cdd6f4; background: #0a0f1e;
}

#article-container figure .code ::selection,
#article-container figure pre ::selection {
  background: rgba(0, 196, 255, 0.4); color: #fff;
}

#article-container code:not([class]) {
  background: rgba(0, 196, 255, 0.08) !important; color: #66e0ff !important;
  padding: 0.15em 0.5em; border-radius: 4px;
  border: 1px solid rgba(0, 196, 255, 0.2); font-size: 0.9em;
}

#article-container figure .code::-webkit-scrollbar,
#article-container figure pre::-webkit-scrollbar { height: 6px; width: 6px; }

#article-container figure .code::-webkit-scrollbar-track,
#article-container figure pre::-webkit-scrollbar-track { background: #050912; border-radius: 3px; }

#article-container figure .code::-webkit-scrollbar-thumb,
#article-container figure pre::-webkit-scrollbar-thumb { background: #334155; border-radius: 3px; }

#article-container figure .code::-webkit-scrollbar-thumb:hover,
#article-container figure pre::-webkit-scrollbar-thumb:hover { background: #00c4ff; }

/* ===== 10. 全局滚动条 ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #060b18; }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #00c4ff; }

/* ===== 11. 页脚 ===== */
#footer-wrap {
  padding: 2em 1em; color: #64748b !important; font-size: 13px; line-height: 1.8;
  border-top: 1px solid rgba(0, 196, 255, 0.12) !important;
  background: linear-gradient(180deg, rgba(0, 196, 255, 0.02) 0%, transparent 100%) !important;
  position: relative; z-index: 1;
}

#footer-wrap a { color: #00c4ff !important; }
#footer-wrap a:hover { color: #66e0ff !important; text-shadow: 0 0 10px rgba(0, 196, 255, 0.5); }

/* ===== 12. 右侧工具栏 ===== */
#rightside { bottom: 40px; z-index: 999; }
#rightside > div > a, #rightside > div > button { color: #94a3b8 !important; }
#rightside > div > a:hover, #rightside > div > button:hover { color: #00c4ff !important; }

/* ===== 13. 侧边栏 ===== */
#sidebar {
  background: rgba(10, 15, 30, 0.95) !important;
  backdrop-filter: blur(20px);
  border-right: 1px solid rgba(0, 196, 255, 0.1);
}

#sidebar #sidebar-menus .sidebar-menu-item a { color: #c8d6e5 !important; }
#sidebar #sidebar-menus .sidebar-menu-item a:hover {
  color: #00c4ff !important;
  text-shadow: 0 0 10px rgba(0, 196, 255, 0.5);
}

/* ===== 14. 头像霓虹边框 ===== */
.site-card .avatar-img, .avatar-img {
  animation: avatar-rotate 8s linear infinite, avatar-glow 2s ease-in-out infinite alternate !important;
  border: 2px solid rgba(0, 196, 255, 0.4) !important;
  box-shadow: 0 0 15px rgba(0, 196, 255, 0.3) !important;
}

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

@keyframes avatar-glow {
  from { box-shadow: 0 0 10px rgba(0, 196, 255, 0.3); }
  to { box-shadow: 0 0 25px rgba(0, 196, 255, 0.6), 0 0 50px rgba(124, 58, 237, 0.3); }
}

@keyframes cursor-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* ===== 15. typed.js 光标 ===== */
.typed-cursor { color: #00c4ff; text-shadow: 0 0 10px rgba(0, 196, 255, 0.5); animation: cursor-blink 0.8s infinite; }
#site-subtitle { color: #94a3b8 !important; text-shadow: 0 0 8px rgba(0, 196, 255, 0.2); }

/* ===== 16. 首页 header 区域 ===== */
#page-header {
  position: relative; z-index: 1; overflow: hidden;
}

/* 标题发光 + 视差过渡 (H) */
#site-title {
  text-shadow: 0 0 20px rgba(0, 196, 255, 0.4), 0 0 60px rgba(0, 196, 255, 0.15);
  will-change: transform;
}

#site-subtitle {
  will-change: transform;
}

#site_social_icons .social-icon {
  color: #94a3b8 !important;
  transition: color 0.3s, text-shadow 0.3s;
}

#site_social_icons .social-icon:hover {
  color: #00c4ff !important;
  text-shadow: 0 0 12px rgba(0, 196, 255, 0.6);
}

#scroll-down .scroll-down-effects {
  color: rgba(0, 196, 255, 0.5);
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* ===== 17. 分页按钮 ===== */
#pagination .page-number, #pagination .extend {
  color: #94a3b8 !important;
  background: rgba(15, 23, 42, 0.8) !important;
  border: 1px solid rgba(0, 196, 255, 0.15) !important;
  border-radius: 6px;
}

#pagination .page-number:hover, #pagination .extend:hover {
  color: #00c4ff !important; border-color: #00c4ff !important;
  box-shadow: 0 0 10px rgba(0, 196, 255, 0.5);
}

#pagination .page-number.current {
  background: rgba(0, 196, 255, 0.15) !important;
  color: #00c4ff !important; border-color: #00c4ff !important;
  box-shadow: 0 0 10px rgba(0, 196, 255, 0.5);
}

/* ===== 18. 公告卡片 & 侧边栏卡片 ===== */
.card-announcement, .card-widget {
  background: rgba(15, 23, 42, 0.85) !important;
  border: 1px solid rgba(0, 196, 255, 0.1) !important;
  border-radius: 12px !important;
}

.aside-list-item { border-bottom: 1px solid rgba(0, 196, 255, 0.06) !important; }
.aside-list-item .title { color: #c8d6e5 !important; }
.aside-list-item .title:hover { color: #00c4ff !important; }

/* ===== 19. 移动端适配 ===== */
@media screen and (max-width: 768px) {
  #nav { padding: 0 1em; }
  #nav .menus_items { display: none; }
  #nav #sidebar_button { display: flex; }
  #sidebar { width: 85vw; max-width: 320px; }
  #sidebar.show { transform: translateX(0); }
  #content-inner { padding: 0 0.8em; }
  .layout { padding: 0; }
  .recent-post-item { margin-bottom: 1em; border-radius: 10px; }
  #article-container { font-size: 15px; line-height: 1.75; }
  #article-container h1 { font-size: 1.5em; }
  #article-container h2 { font-size: 1.3em; }
  #article-container h3 { font-size: 1.15em; }
  #article-container figure .code { font-size: 13px; padding: 0.6em 0.8em; }
  #article-container figure .gutter { padding: 0.6em 0.4em 0.6em 0.6em; font-size: 12px; }
  #article-container img { border-radius: 6px; }
  /* 移动端恢复默认光标 */
  body, a, button, input, textarea, select {
    cursor: auto !important;
  }
}

@media screen and (max-width: 480px) {
  #content-inner { padding: 0 0.5em; }
  #article-container { font-size: 14.5px; }
  .recent-post-item { border-radius: 8px; }
}