/* ================================================================
   Anzhiyu Theme — Restrained Cyberpunk Override
   科技感 · 可读性优先 · 移动端安全
   ================================================================ */

/* === 0. Color Palette (CSS Variables) === */

:root {
  /* accent */
  --cb-accent: #00b4d8;
  --cb-accent-op: rgba(0, 180, 216, 0.08);
  --cb-accent-mid: rgba(0, 180, 216, 0.18);
  --cb-purple: #7b2ff7;
  --cb-green: #06d6a0;

  /* surface */
  --cb-bg: #f8f9fc;
  --cb-card: #ffffff;
  --cb-card-hover: #f8fafb;
  --cb-border: #e0e4f0;
  --cb-border-accent: rgba(0, 180, 216, 0.25);

  /* text */
  --cb-text: #1a1d2e;
  --cb-text-muted: #5a5e72;
  --cb-heading: #0f1225;

  /* scrollbar */
  --cb-scrollbar: rgba(0, 180, 216, 0.25);
  --cb-scrollbar-track: transparent;

  /* gradient */
  --cb-grad-accent: linear-gradient(135deg, var(--cb-accent), var(--cb-purple));
  --cb-grad-subtle: linear-gradient(135deg, var(--cb-accent-op), rgba(123, 47, 247, 0.04));
}

[data-theme="dark"] {
  --cb-accent: #00d4ff;
  --cb-accent-op: rgba(0, 212, 255, 0.06);
  --cb-accent-mid: rgba(0, 212, 255, 0.14);
  --cb-purple: #b14eff;
  --cb-green: #00ff9f;

  --cb-bg: #0f1119;
  --cb-card: #181b27;
  --cb-card-hover: #1e2233;
  --cb-border: rgba(0, 212, 255, 0.08);
  --cb-border-accent: rgba(0, 212, 255, 0.2);

  --cb-text: #c8cad8;
  --cb-text-muted: #6e7191;
  --cb-heading: #eaecf4;

  --cb-scrollbar: rgba(0, 212, 255, 0.3);
  --cb-grad-accent: linear-gradient(135deg, #00d4ff, #b14eff);
  --cb-grad-subtle: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(177, 78, 255, 0.04));
}


/* === 1. Global Basics === */

#web_bg {
  background: var(--cb-bg) !important;
}

::selection {
  background: var(--cb-accent-mid);
  color: var(--cb-heading);
}

*::-webkit-scrollbar-thumb {
  background: var(--cb-scrollbar);
}

*::-webkit-scrollbar-track {
  background: var(--cb-scrollbar-track);
}


/* === 2. Top Navigation === */

#nav {
  border-bottom: 1px solid var(--cb-border);
  transition: border-color 0.3s;
}

#site-name a {
  background: var(--cb-grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#nav .menus_items .menus_item a:hover {
  color: var(--cb-accent);
  text-decoration: none;
}

/* 文章页导航栏滚动固定后，浅色模式下确保文字深色 */
.post .nav-fixed #nav .menus_items .menus_item > a.site-page,
.post .nav-fixed #nav #nav-right .nav-button a,
.post .nav-fixed #nav #nav-right #toggle-menu a,
.post .nav-fixed #nav .back-home-button {
  color: var(--cb-heading);
}

[data-theme="dark"] #nav {
  background: rgba(15, 17, 25, 0.95);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
}


/* === 3. Homepage Article Cards === */

#recent-posts > .recent-post-item {
  border: 1px solid var(--cb-border);
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

#recent-posts > .recent-post-item:hover {
  transform: translateY(-2px);
  border-color: var(--cb-border-accent);
  box-shadow: 0 2px 12px -2px rgba(0, 180, 216, 0.08);
}

[data-theme="dark"] #recent-posts > .recent-post-item {
  background: var(--cb-card);
}

[data-theme="dark"] #recent-posts > .recent-post-item:hover {
  box-shadow: 0 2px 14px -2px rgba(0, 212, 255, 0.06);
}

.recent-post-info .article-title {
  color: var(--cb-heading);
}

.recent-post-info .article-title:hover {
  color: var(--cb-accent);
}

.recent-post-info .content {
  color: var(--cb-text-muted);
  opacity: 1 !important;
  height: auto !important;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  display: -webkit-box;
  overflow: hidden;
  line-height: 1.4;
  margin-top: 0.5rem;
  font-size: 14px;
  padding: 0 32px;
}


/* === 4. Sidebar Cards === */

.card-widget {
  border: 1px solid var(--cb-border);
  border-radius: 12px;
  transition: border-color 0.3s ease;
}

.card-widget:hover {
  border-color: var(--cb-border-accent);
}

.item-headline i {
  color: var(--cb-accent);
}

[data-theme="dark"] .card-widget {
  background: var(--cb-card);
}


/* === 5. Tags & Category Pages === */

#tag #tag-page-tags a {
  border: 1px solid var(--cb-border);
  border-radius: 8px;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}

#tag #tag-page-tags a:hover {
  border-color: var(--cb-accent);
  color: var(--cb-accent);
  background: var(--cb-accent-op);
}

.category-list a:hover {
  color: var(--cb-accent);
}


/* === 6. Buttons & Pagination === */

#pagination .page-number {
  border: 1px solid var(--cb-border);
  border-radius: 8px;
  transition: border-color 0.25s, color 0.25s;
}

#pagination .page-number:hover,
#pagination .page-number.current {
  border-color: var(--cb-accent);
  color: var(--cb-accent);
  background: var(--cb-accent-op);
}

.btn-anzhiyu {
  border-color: var(--cb-accent);
  color: var(--cb-accent);
}

.btn-anzhiyu:hover {
  background: var(--cb-accent);
  border-color: var(--cb-accent);
  color: #fff;
}


/* === 7. Code Blocks === */

figure.highlight {
  border: 1px solid var(--cb-border);
  border-radius: 8px;
}

.highlight-tools {
  border-bottom: 1px solid var(--cb-border);
}

.code-lang {
  background: var(--cb-grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
  font-size: 0.75rem;
}

[data-theme="dark"] figure.highlight {
  border-color: rgba(0, 212, 255, 0.1);
}

[data-theme="dark"] .highlight-tools {
  background: rgba(0, 0, 0, 0.2);
  border-bottom-color: rgba(0, 212, 255, 0.08);
}


/* === 8. Article Page Content === */

#article-container {
  line-height: 1.8;
}

#article-container h2 {
  border-bottom: none;
  position: relative;
  padding-left: 1.1rem;
}

#article-container h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 55%;
  border-radius: 2px;
  background: var(--cb-grad-accent);
}

#article-container a {
  color: var(--cb-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

#article-container a:hover {
  border-bottom-color: var(--cb-accent);
}

#article-container blockquote {
  border-left: 3px solid var(--cb-accent);
  background: var(--cb-grad-subtle);
  border-radius: 0 8px 8px 0;
}

#article-container table th {
  background: var(--cb-accent-op);
  border-bottom: 2px solid var(--cb-border-accent);
}

#article-container img {
  border-radius: 8px;
  border: 1px solid var(--cb-border);
}

.post-copyright {
  border: 1px solid var(--cb-border);
  border-radius: 12px;
}


/* === 9. Page Header Cover === */

#page-header.not-home-page #page-site-info h1 {
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

[data-theme="dark"] #page-header.not-home-page::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  pointer-events: none;
}


/* === 9b. About Page Fixes === */

.hello-about h1 {
  font-size: min(calc(0.0989119683 * 100vw + 58.5558852621px), 200px) !important;
}

@media (min-width: 1400px) {
  .hello-about .shapes {
    height: 350px;
  }
  .hello-about .content {
    height: 350px;
  }
}

.search-dialog {
  border: 1px solid var(--cb-border);
  border-radius: 12px;
}

#footer {
  background: var(--cb-bg);
  border-top: 1px solid var(--cb-border);
}

[data-theme="dark"] .search-dialog {
  border-color: rgba(0, 212, 255, 0.1);
}


/* === 10. Mobile Noise Reduction (<=768px) === */

@media screen and (max-width: 768px) {

  /* 10a. 背景纹理降噪 */
  #web_bg::before,
  #web_bg::after {
    opacity: 0.3 !important;
  }

  /* 10b. 禁用卡片 hover 装饰 */
  #recent-posts > .recent-post-item:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--cb-border);
  }

  /* 10c. 卡片触控反馈 */
  #recent-posts > .recent-post-item:active {
    transform: scale(0.985);
    transition: transform 0.1s ease;
  }

  /* 10d. 导航栏去除 blur */
  [data-theme="dark"] #nav {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* 10e. 侧栏卡片 hover 降噪 */
  .card-widget:hover {
    border-color: var(--cb-border);
  }

  /* 10f. h2 左侧条缩窄 */
  #article-container h2::before {
    width: 3px;
  }

  /* 10g. 文章阅读体验 */
  #article-container {
    font-size: 16px;
    line-height: 1.8;
    word-break: break-word;
  }

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

  #article-container h2 {
    font-size: 1.35em;
    margin-top: 1.8em;
    margin-bottom: 0.8em;
  }

  #article-container h3 {
    font-size: 1.15em;
    margin-top: 1.4em;
    margin-bottom: 0.6em;
  }

  #article-container blockquote {
    margin: 1em 0;
    padding: 0.8em 1em;
    font-size: 0.95em;
  }

  /* 10h. 代码块小屏滚动 */
  figure.highlight {
    border-radius: 6px;
    margin-left: -4px;
    margin-right: -4px;
  }

  figure.highlight pre,
  figure.highlight table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  figure.highlight td.code {
    padding-right: 12px;
  }

  /* 10i. 表格横向滚动容器 */
  #article-container table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* 10j. 导航触控目标 */
  #nav .menus_items .menus_item a {
    padding: 8px 4px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  #pagination .page-number {
    min-width: 36px;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}


/* === 11. Reduced Motion === */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* === 12. Calendar Widget === */

#card-widget-calendar .item-content {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

#calendar-area-left {
  flex-shrink: 0;
  text-align: center;
  padding: 4px 0;
}

#calendar-area-left #calendar-week {
  font-size: 0.8rem;
  color: var(--cb-text-muted);
  margin-bottom: 2px;
}

#calendar-area-left #calendar-date {
  font-weight: 700;
  color: var(--cb-accent);
  line-height: 1.1;
}

#calendar-area-left #calendar-solar {
  font-size: 0.75rem;
  color: var(--cb-text-muted);
  margin-top: 2px;
}

#calendar-area-left #calendar-lunar {
  font-size: 0.7rem;
  color: var(--cb-text-muted);
}

#calendar-area-right {
  flex: 1;
  min-width: 0;
}

#calendar-main {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

#calendar-main [class^="calendar-r"] {
  display: flex;
  gap: 0;
}

#calendar-main [class^="calendar-d"] {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--cb-text-muted);
}

#calendar-main [class^="calendar-d"] a.now {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  line-height: 1.5rem;
  border-radius: 50%;
  background: var(--cb-accent);
  color: #fff;
  font-weight: 600;
}

#calendar-main [class^="calendar-d"] a:empty {
  visibility: hidden;
}

@media screen and (max-width: 768px) {
  #card-widget-calendar .item-content {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  #calendar-area-left {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0 10px;
  }

  #calendar-area-left #calendar-date {
    font-size: 28px !important;
    width: 100%;
  }
}


/* === 13. AI Summary Card === */

.post-ai-description {
  background: var(--cb-grad-subtle);
  border-radius: 12px;
  border: 1px solid var(--cb-border);
  padding: 1rem 1.2rem;
  margin: 1rem 0;
  position: relative;
  overflow: hidden;
}

.post-ai-description::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--cb-grad-accent);
  border-radius: 3px 0 0 3px;
}

.post-ai-description .ai-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--cb-accent);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

[data-theme="dark"] .post-ai-description {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(177, 78, 255, 0.03));
  border-color: rgba(0, 212, 255, 0.12);
}