/* Star canvas: hidden now that we use photo background */
#night-sky-canvas {
  display: none !important;
}

/* Global palette */
:root {
  --theme-color: #38bdf8 !important;
  --text-bg-hover: #38bdf8 !important;
  --text-highlight-color: #38bdf8 !important;
  --blockquote-color: #38bdf8 !important;
  --by-bg: #000;
  --by-panel: rgba(6, 10, 20, 0.72);
  --by-panel-strong: rgba(4, 7, 14, 0.86);
  --by-border: rgba(229, 231, 235, 0.10);
  --by-border-hover: rgba(229, 231, 235, 0.22);
  --by-text: rgba(248, 250, 252, 0.94);
  --by-muted: rgba(203, 213, 225, 0.76);
  --by-subtle: rgba(148, 163, 184, 0.58);
  --by-pink: #e879a8;
  --by-pink-strong: #ec6ea8;
  --by-font-body: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei UI", sans-serif;
}

/* Photo background with dark overlay */
html,
body {
  background: url('/img/bg-elysia.jpg') center center / cover fixed no-repeat !important;
  font-family: var(--by-font-body);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: rgba(235, 238, 245, 0.92);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Dark overlay – slightly stronger for stable text contrast */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.74);
  z-index: -1;
  pointer-events: none;
}

#web_bg,
#page-header,
#page-header.nav-fixed #nav,
#nav,
#footer {
  background: transparent !important;
}

#footer::before,
#page-header::before {
  background: transparent !important;
}

/* Hero layout: centered title only */
#page-header.full_page {
  background: transparent !important;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
}

#page-header.full_page #site-info {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  transform: none !important;
  max-width: 780px;
  width: auto;
  margin: 0 auto;
  padding: clamp(32px, 4vw, 52px) clamp(40px, 6vw, 80px);
  text-align: center;
  background: transparent !important;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

#page-header #site-title {
  font-size: clamp(3.25rem, 4.4vw, 4.8rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.5px;
  text-shadow:
    0 2px 8px rgba(0, 0, 0, 0.9),
    0 4px 24px rgba(0, 0, 0, 0.7),
    0 0 48px rgba(0, 0, 0, 0.5);
  white-space: nowrap;
  padding-bottom: 0.12em;
  overflow: visible;
}

#page-header #site-subtitle {
  margin-top: 18px;
  font-size: clamp(1.18rem, 1.5vw, 1.45rem);
  color: rgba(230, 238, 255, 0.92) !important;
  letter-spacing: -0.01em;
  text-shadow:
    0 1px 6px rgba(0, 0, 0, 0.9),
    0 2px 16px rgba(0, 0, 0, 0.65);
}

#page-header #scroll-down i {
  color: rgba(203, 213, 225, 0.42) !important;
}

/* Layout breathing room */
#content-inner {
  max-width: 1360px;
  padding-top: 34px;
}

.layout {
  gap: 46px;
}

/* Content cards – more opaque, less background bleed-through */
#recent-posts .recent-post-item,
#aside-content .card-widget,
div#post,
div#page,
div#archive,
div#tag,
div#category {
  background: rgba(12, 16, 32, 0.82) !important;
  border: 1px solid var(--by-border);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.46), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border-radius: 18px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

#aside-content .card-widget {
  background: rgba(12, 16, 32, 0.78) !important;
}

#recent-posts .recent-post-item:hover,
#aside-content .card-widget:hover,
div#post:hover,
div#page:hover {
  transform: translateY(-4px);
  border-color: var(--by-border-hover);
  background: rgba(14, 18, 36, 0.9) !important;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.58), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Top navigation – always frosted glass */
#nav {
  padding: 13px 32px;
  font-size: 16px;
  background: rgba(0, 0, 0, 0.45) !important;
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

#nav .site-name {
  font-size: 16px !important;
}

#nav .menus_items .menus_item .site-page {
  font-size: 16px !important;
}

#nav .menus_items .menus_item i,
#nav #search-button i {
  font-size: 17px !important;
}

#page-header.nav-fixed #nav {
  background: rgba(0, 0, 0, 0.62) !important;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
}

#nav .site-name,
#nav .menus_item .menus_item_child li a,
#nav a,
#page-header #site-title,
#page-header #site-subtitle,
#page-header #scroll-down i,
#footer,
#footer a {
  color: var(--by-text) !important;
}

a:hover,
#nav a:hover {
  color: rgba(255, 255, 255, 0.92) !important;
}

#aside-content .card-info .button--animated,
#aside-content .card-info .card-info-btn {
  background: rgba(245, 245, 245, 0.1) !important;
  border: 1px solid rgba(245, 245, 245, 0.12);
  color: rgba(245, 245, 245, 0.86) !important;
  box-shadow: none !important;
}

#aside-content .card-info .button--animated:hover,
#aside-content .card-info .card-info-btn:hover {
  background: rgba(245, 245, 245, 0.16) !important;
  border-color: rgba(245, 245, 245, 0.22);
  color: #fff !important;
}

/* Typography – article body */
#article-container,
.post-content {
  font-family: var(--by-font-body);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: rgba(235, 238, 245, 0.9);
}

/* Post page main title only */
#post-info .post-title,
#post > #post-info .post-title {
  font-size: clamp(2.1rem, 3.4vw, 2.85rem) !important;
  font-weight: 750 !important;
  line-height: 1.32 !important;
  letter-spacing: -0.03em;
  color: #fff !important;
  border-bottom: 2px solid rgba(236, 110, 168, 0.5) !important;
  padding-bottom: 14px !important;
  margin-bottom: 14px !important;
}

#article-container h1,
#article-container h2,
#article-container h3,
#article-container h4,
.post-content h1,
.post-content h2,
.post-content h3 {
  font-family: var(--by-font-body);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: rgba(250, 250, 255, 0.96);
}

#article-container h2,
.post-content h2 {
  font-size: 1.65rem;
  margin-top: 2.2em;
  margin-bottom: 0.8em;
}

#article-container h3,
.post-content h3 {
  font-size: 1.35rem;
  margin-top: 1.8em;
  margin-bottom: 0.5em;
}

#article-container p,
.post-content p {
  margin: 0.75em 0;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.8;
  color: rgba(235, 238, 245, 0.9);
}

#article-container ul,
#article-container ol,
.post-content ul,
.post-content ol {
  margin: 0.5em 0 0.65em;
  padding-left: 1.35em;
}

#article-container li,
.post-content li {
  margin: 0.22em 0;
  padding: 0;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.72;
  color: rgba(235, 238, 245, 0.9);
}

#article-container li > ul,
#article-container li > ol,
.post-content li > ul,
.post-content li > ol {
  margin: 0.2em 0 0.35em;
}

/* Bold → pink accent */
#article-container strong,
#article-container b,
.post-content strong,
.post-content b {
  color: var(--by-pink-strong) !important;
  font-weight: 600;
}

#article-container em,
.post-content em {
  color: rgba(203, 213, 225, 0.82);
  font-style: italic;
}

#article-container h2 + p,
#article-container h3 + p {
  margin-top: 0.5em;
}

#article-container blockquote,
.post-content blockquote {
  font-size: 0.98em;
  font-style: italic;
  line-height: 1.7;
  color: rgba(238, 238, 248, 0.82);
  background: rgba(255, 255, 255, 0.055) !important;
  border-left: 4px solid rgba(244, 170, 220, 0.75) !important;
  border-radius: 8px;
}

/* Sidebar typography hierarchy */
#aside-content,
#aside-content .card-widget {
  font-family: var(--by-font-body);
  font-size: 15px;
  line-height: 1.65;
  color: rgba(235, 238, 245, 0.78);
}

#aside-content .item-headline {
  font-size: 1.05rem;
  font-weight: 650;
  color: rgba(248, 250, 252, 0.92);
  letter-spacing: -0.02em;
}

#aside-content .card-info .author-info__name {
  font-size: 1.28rem;
  font-weight: 700;
}

#aside-content .card-info .author-info__description {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(203, 213, 225, 0.72);
}

.toc-content a,
#card-toc .toc-content {
  font-size: 14.5px;
  line-height: 1.7;
}

#article-container .post-meta,
#article-container .post-meta span,
#recent-posts .post-meta-date,
#recent-posts .post-meta {
  color: var(--by-subtle) !important;
  font-size: 14px;
}

#recent-posts .recent-post-item .recent-post-info .article-title {
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: rgba(248, 250, 252, 0.94) !important;
}

#recent-posts .recent-post-item .content {
  color: rgba(203, 213, 225, 0.72) !important;
  line-height: 1.75;
  font-size: 1.06rem;
}

#recent-posts .recent-post-item {
  min-height: 188px;
  margin-bottom: 30px;
}

#recent-posts .recent-post-item .post_cover {
  border-radius: 18px 0 0 18px;
  overflow: hidden;
}

/* Sidebar spacing */
#aside-content .card-widget {
  margin-bottom: 28px;
  padding: 28px;
}

#aside-content .card-info .card-info-social-icons i {
  color: var(--by-muted);
}

#aside-content .card-info .card-info-social-icons i:hover {
  color: rgba(255, 255, 255, 0.9);
}

/* Code block separation */
pre,
figure.highlight {
  background: rgba(2, 6, 23, 0.72) !important;
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 14px;
}

/* Tags as compact pills */
a.article-meta__tags,
.tag-cloud-list a,
#aside-content .card-tag-cloud a {
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(15, 23, 42, 0.48);
  border-radius: 999px;
  color: var(--by-muted) !important;
  padding: 4px 10px;
}

a.article-meta__tags:hover,
.tag-cloud-list a:hover,
#aside-content .card-tag-cloud a:hover {
  border-color: rgba(245, 245, 245, 0.2);
  color: rgba(245, 245, 245, 0.9) !important;
  background: rgba(245, 245, 245, 0.08);
}

/* ── Avatar: disable rotation (theme hardcodes .avatar-img img:hover rotate) ── */
.avatar-img img,
.avatar-img img:hover {
  transform: none !important;
  animation: none !important;
  transition: filter 0.25s ease !important;
}

/* ── Homepage pixel focus chart (hidden) ── */
#hero-pixel-lab {
  display: none !important;
}

.pixel-chart-wrap {
  width: 100%;
}

.pixel-chart {
  display: grid;
  /* 6 bars max so each column is wide enough for horizontal labels */
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
  gap: clamp(20px, 2.2vw, 40px);
  height: min(62vh, 520px);
  min-height: 390px;
  padding: 8px 0 0;
}

.pixel-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  min-width: 0;
  overflow: visible;
}

.pixel-bar {
  position: relative;
  width: clamp(48px, 5vw, 96px);
  height: calc((var(--level) / 12) * 100%);
  min-height: 64px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.pixel-fill {
  width: 100%;
  height: 100%;
  border-radius: 4px 4px 2px 2px;
  background: linear-gradient(180deg, rgba(245, 245, 245, 0.9), rgba(113, 113, 122, 0.72));
  box-shadow: 0 0 0 1px rgba(245, 245, 245, 0.08), 0 18px 36px rgba(0, 0, 0, 0.45);
  transform-origin: bottom;
  transition: transform 0.24s ease, background 0.24s ease, box-shadow 0.24s ease;
}

.pixel-item:hover .pixel-fill {
  transform: scaleY(1.035);
  background: linear-gradient(180deg, #fff, rgba(161, 161, 170, 0.88));
  box-shadow: 0 0 0 1px rgba(245, 245, 245, 0.18), 0 22px 44px rgba(0, 0, 0, 0.55);
}

/* Horizontal label – contained in column, wraps on long names */
.pixel-label {
  width: 100%;
  margin-top: 14px;
  color: rgba(245, 245, 245, 0.72);
  font-family: Consolas, Monaco, monospace;
  font-size: clamp(10px, 0.82vw, 12px);
  line-height: 1.35;
  text-align: center;
  word-break: break-word;
  hyphens: auto;
  opacity: 1;
  transform: scale(1);
  transform-origin: top center;
  transition: color 0.2s ease, transform 0.2s ease;
  user-select: none;
}

.pixel-item:hover .pixel-label {
  color: rgba(255, 255, 255, 1);
  transform: scale(1.2);
}

/* 4K / ultra-wide breathing room */
@media (min-width: 2000px) {
  #page-header.full_page {
    grid-template-columns: minmax(480px, 0.7fr) minmax(900px, 1.8fr);
    column-gap: clamp(80px, 6vw, 160px);
    padding: 0 clamp(120px, 10vw, 220px);
  }

  #hero-pixel-lab {
    max-width: 1400px;
  }

  .pixel-chart {
    grid-template-columns: repeat(6, 1fr);
    height: min(66vh, 660px);
    min-height: 500px;
    gap: clamp(40px, 3vw, 72px);
  }

  .pixel-bar {
    width: clamp(64px, 5vw, 116px);
  }

  .pixel-label {
    font-size: clamp(12px, 0.82vw, 16px);
  }

  #content-inner {
    max-width: 1760px;
    padding-top: 72px;
  }

  .layout {
    gap: 72px;
  }

  #recent-posts .recent-post-item {
    min-height: 240px;
    margin-bottom: 48px;
  }

  #aside-content .card-widget {
    margin-bottom: 40px;
    padding: 36px;
  }
}

/* Large desktop breathing room (1440–1999px) */
@media (min-width: 1440px) and (max-width: 1999px) {
  #content-inner {
    max-width: 1520px;
    padding-top: 52px;
  }

  .layout {
    gap: 56px;
  }

  #recent-posts .recent-post-item {
    margin-bottom: 36px;
  }
}

/* Mobile polish */
@media (max-width: 1100px) {
  #page-header.full_page {
    padding: 0 clamp(28px, 5vw, 72px);
  }
}

@media (max-width: 768px) {
  #nav {
    padding: 10px 16px;
  }

  #page-header.full_page {
    padding: 0 20px;
  }

  .layout {
    gap: 18px;
  }

  #recent-posts .recent-post-item,
  #aside-content .card-widget,
  div#post,
  div#page {
    border-radius: 18px;
  }

  #page-header.full_page #site-info {
    margin: 0 auto;
    text-align: center;
  }
}