:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #edf2ff;
  --text: #101827;
  --muted: #5b667a;
  --border: #dbe2ef;
  --accent: #4f7cff;
  --accent-2: #7c4dff;
  --shadow: 0 18px 45px rgba(16, 24, 39, 0.08);
  --radius: 18px;
  --container: min(1200px, calc(100% - 32px));
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #09111f;
    --surface: #101a2d;
    --surface-2: #162238;
    --text: #eef4ff;
    --muted: #a5b3cc;
    --border: #22314f;
    --accent: #77a7ff;
    --accent-2: #9a7cff;
    --shadow: 0 18px 45px rgba(0, 0, 0, 0.32);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb, var(--bg) 86%, var(--surface) 14%) 100%);
  color: var(--text);
  font: 400 17px/1.75 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.container { width: var(--container); margin: 0 auto; }
.card {
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 78px;
}
.site-branding { display: flex; align-items: center; gap: 14px; min-width: 0; }
.site-title { display: block; color: var(--text); font-weight: 800; font-size: 1.15rem; }
.site-tagline { margin: 2px 0 0; color: var(--muted); font-size: 0.95rem; }
.main-nav ul { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0; }
.main-nav a { color: var(--text); font-weight: 600; }
.menu-toggle {
  display: none; border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 12px; padding: 10px 14px; font-weight: 700;
}
.hero { padding: 56px 0 20px; }
.hero__inner { display: grid; grid-template-columns: 1.35fr .95fr; gap: 24px; align-items: stretch; }
.hero h1 { font-size: clamp(2.3rem, 5vw, 4.3rem); line-height: 1.06; letter-spacing: -0.03em; margin: 0 0 14px; }
.hero__text { color: var(--muted); font-size: 1.08rem; max-width: 66ch; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; color: var(--accent); font-size: .78rem; font-weight: 800; margin-bottom: 14px; }
.hero-card { padding: 24px; }
.hero-card h2 { margin-top: 0; }
.hero-card ul { margin: 0; padding-left: 18px; }
.home-section { padding: 18px 0 40px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.page-shell { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; padding: 24px 0 42px; }
.page-shell--single { align-items: start; }
.content-area { min-width: 0; }
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.post-card { overflow: hidden; }
.post-card__thumb img, .article-thumb img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.post-card__body { padding: 18px; }
.post-card__title { margin: 10px 0 10px; font-size: 1.35rem; line-height: 1.25; }
.post-card__title a { color: var(--text); }
.post-meta, .breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; color: var(--muted); font-size: .92rem; }
.breadcrumbs { margin: 0 0 18px; }
.post-chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.post-chip {
  display: inline-flex; align-items: center; padding: 6px 10px; border-radius: 999px; background: var(--surface-2);
  color: var(--accent); font-size: .8rem; font-weight: 700; border: 1px solid var(--border);
}
.article { padding: 26px; }
.article-header h1 { font-size: clamp(2rem, 4vw, 3.3rem); line-height: 1.1; letter-spacing: -0.03em; margin: 14px 0 12px; }
.article-thumb { margin-top: 20px; overflow: hidden; border-radius: 16px; }
.article-body-wrap { margin-top: 28px; }
.article-body-wrap.has-toc { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 24px; align-items: start; }
.article-toc { position: sticky; top: 100px; padding: 18px; }
.article-toc h2 { font-size: 1rem; margin: 0 0 12px; }
.article-toc ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.article-toc a { color: var(--muted); font-size: .96rem; }
.toc-subitem { padding-left: 12px; }
.article-content { min-width: 0; }
.article-content h2, .article-content h3, .article-content h4 { line-height: 1.2; margin-top: 1.9em; }
.article-content pre, .article-content code, .article-content table { max-width: 100%; }
.article-content pre {
  overflow: auto; background: #0a1020; color: #f5f7ff; padding: 16px; border-radius: 16px; font-size: .92rem;
}
.article-content table { display: block; overflow-x: auto; border-collapse: collapse; width: 100%; }
.article-content th, .article-content td { border: 1px solid var(--border); padding: 10px 12px; }
.article-content blockquote { margin: 1.6em 0; padding: 16px 18px; border-left: 4px solid var(--accent); background: var(--surface-2); border-radius: 12px; }
.sidebar { display: grid; gap: 18px; align-content: start; position: sticky; top: 100px; }
.widget { padding: 20px; }
.widget-title, .footer-title { margin-top: 0; }
.author-box { display: grid; grid-template-columns: 72px 1fr; gap: 16px; padding: 20px; margin-top: 20px; }
.author-box__name { margin: 0 0 8px; }
.comments-area { margin-top: 20px; padding: 20px; }
.empty-state { padding: 30px; }
.pagination-wrap { margin-top: 24px; }
.site-footer { border-top: 1px solid var(--border); padding: 36px 0 24px; margin-top: 36px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr .8fr 1fr; gap: 24px; }
.footer-bottom { margin-top: 24px; color: var(--muted); }
.search-form { display: flex; gap: 10px; }
.search-field, input[type="text"], input[type="email"], input[type="url"], textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
button, input[type="submit"], .wp-element-button {
  border: 0; border-radius: 12px; padding: 12px 16px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; font-weight: 700;
}
@media (max-width: 1100px) {
  .post-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-shell { grid-template-columns: minmax(0, 1fr) 290px; }
  .article-body-wrap.has-toc { grid-template-columns: 1fr; }
  .article-toc { position: relative; top: auto; }
}
@media (max-width: 860px) {
  .hero__inner, .page-shell, .footer-grid, .post-grid { grid-template-columns: 1fr; }
  .menu-toggle { display: inline-flex; }
  .main-nav { display: none; position: absolute; top: 78px; left: 16px; right: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); padding: 16px; }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; gap: 12px; }
  .sidebar { position: static; }
}
@media (max-width: 520px) {
  .container { width: min(100% - 20px, 1200px); }
  .article, .widget, .hero-card, .comments-area { padding: 18px; }
  .hero { padding-top: 32px; }
}