:root {
  color-scheme: dark;
  --bg: #0a0d16;
  --panel: rgba(18, 23, 37, .78);
  --panel-solid: #121725;
  --panel-soft: #171e30;
  --text: #f1f4ff;
  --muted: #8b95ad;
  --faint: #576177;
  --line: rgba(171, 187, 224, .14);
  --line-strong: rgba(171, 187, 224, .25);
  --cyan: #75e4df;
  --violet: #b7a0ff;
  --orange: #ffb36a;
  --pink: #ff8bb6;
  --green: #98e49c;
  --shadow: 0 24px 70px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(to bottom, black, transparent 75%); }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.ambient { position: fixed; width: 440px; height: 440px; border-radius: 50%; filter: blur(100px); opacity: .12; pointer-events: none; z-index: -1; }
.ambient-one { top: 4%; right: 8%; background: #6755e8; }
.ambient-two { bottom: 10%; left: -10%; background: #22bdb5; }
.site-header { display: flex; justify-content: space-between; align-items: center; padding: 28px 0; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: 12px; align-items: center; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid rgba(117,228,223,.6); border-radius: 12px; color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .08em; box-shadow: 0 0 28px rgba(117,228,223,.1); }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; letter-spacing: .04em; }
.brand small { color: var(--faint); font-size: 8px; letter-spacing: .16em; }
.site-nav { display: flex; align-items: center; gap: 26px; color: var(--muted); font-size: 13px; }
.site-nav a:hover { color: var(--text); }
.theme-toggle { width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); background: transparent; cursor: pointer; }
.theme-toggle:hover { border-color: var(--cyan); color: var(--cyan); }
.page-content { padding: 80px 0 110px; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 360px; align-items: center; gap: 70px; min-height: 430px; }
.eyebrow { margin: 0 0 17px; color: var(--cyan); font-size: 10px; font-weight: 800; letter-spacing: .18em; }
h1, h2, h3, p { margin-top: 0; }
.hero h1 { max-width: 760px; margin-bottom: 24px; font-size: clamp(42px, 6vw, 76px); line-height: 1.06; letter-spacing: -.065em; }
.hero h1 em { display: block; color: var(--muted); font-style: normal; }
.hero-lede { max-width: 600px; margin-bottom: 34px; color: var(--muted); font-size: 16px; }
.search-box { display: flex; align-items: center; max-width: 580px; padding: 7px 8px 7px 17px; border: 1px solid var(--line-strong); border-radius: 14px; background: rgba(20, 26, 42, .7); box-shadow: var(--shadow); }
.search-icon { margin-right: 10px; color: var(--cyan); font-size: 24px; line-height: 1; }
.search-box input { min-width: 0; flex: 1; border: 0; outline: 0; background: transparent; color: var(--text); font-size: 14px; }
.search-box input::placeholder { color: var(--faint); }
.search-box kbd { margin: 0 10px; padding: 2px 7px; border: 1px solid var(--line); border-radius: 5px; color: var(--faint); font-size: 11px; }
.search-box button { padding: 10px 15px; border: 0; border-radius: 9px; background: var(--cyan); color: #071114; cursor: pointer; font-size: 12px; font-weight: 800; }
.hero-orbit { position: relative; height: 340px; }
.orbit-ring { position: absolute; inset: 35px; border: 1px solid rgba(117,228,223,.24); border-radius: 50%; transform: rotate(-25deg) skewX(-7deg); }
.ring-two { inset: 72px 8px; border-color: rgba(183,160,255,.28); transform: rotate(53deg) skewX(13deg); }
.orbit-core { position: absolute; top: 104px; left: 50%; display: grid; place-content: center; width: 132px; height: 132px; transform: translateX(-50%); border: 1px solid rgba(255,255,255,.2); border-radius: 38% 62% 55% 45%; background: radial-gradient(circle at 30% 20%, rgba(117,228,223,.2), transparent 58%), var(--panel-solid); box-shadow: 0 0 65px rgba(117,228,223,.14); text-align: center; }
.orbit-core span { color: var(--cyan); font-size: 33px; font-weight: 800; line-height: 1; }
.orbit-core small { margin-top: 8px; color: var(--muted); font-size: 8px; letter-spacing: .22em; line-height: 1.45; }
.orbit-label { position: absolute; padding: 5px 9px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); color: var(--muted); font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.label-one { top: 23px; right: 25px; color: var(--violet); }.label-two { bottom: 30px; left: 10px; color: var(--orange); }.label-three { top: 165px; right: -2px; color: var(--cyan); }
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr) 1.6fr; gap: 18px; margin: 40px 0 92px; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats-row > div { display: flex; align-items: baseline; gap: 10px; }.stats-row strong { font-size: 28px; letter-spacing: -.04em; }.stats-row span { color: var(--muted); font-size: 11px; }.stats-note { justify-content: end; align-items: center !important; color: var(--faint) !important; text-transform: uppercase; letter-spacing: .12em; }.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 27px; }.section-heading .eyebrow { margin-bottom: 9px; }.section-heading h2 { margin: 0; font-size: 30px; letter-spacing: -.045em; }.result-count { color: var(--faint); font-size: 12px; }
.topic-strip { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 30px; }.topic-pill { padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 12px; transition: .2s ease; }.topic-pill:hover, .topic-pill.selected { border-color: var(--cyan); color: var(--cyan); background: rgba(117,228,223,.07); }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }.post-card { position: relative; display: flex; min-height: 290px; flex-direction: column; padding: 22px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg, rgba(27,34,54,.82), rgba(14,18,30,.84)); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }.post-card::before { content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 2px; background: var(--card-accent, var(--cyan)); box-shadow: 0 0 22px var(--card-accent, var(--cyan)); }.post-card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: 0 20px 45px rgba(0,0,0,.25); }.accent-violet { --card-accent: var(--violet); }.accent-cyan { --card-accent: var(--cyan); }.accent-blue { --card-accent: #7aa8ff; }.accent-orange { --card-accent: var(--orange); }.accent-pink { --card-accent: var(--pink); }.accent-green { --card-accent: var(--green); }
.post-card-top, .post-card-foot { display: flex; justify-content: space-between; align-items: center; }.post-index { color: var(--card-accent, var(--cyan)); font: 11px ui-monospace, monospace; }.post-category { color: var(--faint); font-size: 10px; }.post-card-body { flex: 1; padding-top: 42px; }.post-card h3 { margin-bottom: 14px; font-size: 22px; line-height: 1.2; letter-spacing: -.035em; }.post-card h3 a:hover { color: var(--card-accent, var(--cyan)); }.post-card p { color: var(--muted); font-size: 13px; line-height: 1.7; }.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }.tag-list span { padding: 4px 8px; border: 1px solid var(--line); border-radius: 5px; color: var(--faint); font-size: 10px; }.arrow-link { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; color: var(--card-accent, var(--cyan)); font-size: 17px; }.arrow-link:hover { background: var(--card-accent, var(--cyan)); color: #081016; }
.empty-state { padding: 70px 20px; border: 1px dashed var(--line-strong); border-radius: 18px; text-align: center; }.empty-state > span { color: var(--cyan); font: 30px ui-monospace, monospace; }.empty-state h3, .empty-state h1 { margin: 12px 0 8px; }.empty-state p { color: var(--muted); }.text-link { color: var(--cyan); font-size: 13px; }.not-found { margin-top: 50px; }
.breadcrumbs { display: flex; gap: 10px; margin-bottom: 28px; color: var(--faint); font-size: 12px; }.breadcrumbs a { color: var(--cyan); }.article-hero { position: relative; margin-bottom: 44px; padding: 48px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: radial-gradient(circle at 92% 14%, color-mix(in srgb, var(--card-accent) 18%, transparent), transparent 34%), var(--panel); }.article-hero::after { content: ""; position: absolute; right: -70px; bottom: -100px; width: 270px; height: 270px; border: 1px solid color-mix(in srgb, var(--card-accent) 35%, transparent); border-radius: 50%; }.article-hero h1 { max-width: 780px; margin-bottom: 18px; font-size: clamp(37px, 6vw, 68px); line-height: 1.05; letter-spacing: -.06em; }.article-hero > p:not(.eyebrow) { max-width: 710px; color: var(--muted); }.tag-list.large { margin-top: 27px; }.tag-list.large span { border-color: color-mix(in srgb, var(--card-accent) 35%, var(--line)); color: var(--card-accent); }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 34px; align-items: start; }.article-card { min-width: 0; padding: clamp(24px, 5vw, 54px); border: 1px solid var(--line); border-radius: 20px; background: rgba(16,21,34,.75); }.article-body { color: #c4ccdf; font-size: 16px; line-height: 1.85; }.article-body h1, .article-body h2, .article-body h3, .article-body h4 { color: var(--text); line-height: 1.25; letter-spacing: -.03em; }.article-body h1 { font-size: 34px; }.article-body h2 { margin-top: 42px; font-size: 25px; }.article-body h3 { margin-top: 31px; font-size: 19px; }.article-body a { color: var(--cyan); text-decoration: underline; text-decoration-color: rgba(117,228,223,.35); text-underline-offset: 3px; }.article-body blockquote { margin: 23px 0; padding: 4px 0 4px 20px; border-left: 2px solid var(--violet); color: #b0bad0; }.article-body pre { padding: 18px; overflow-x: auto; border: 1px solid var(--line); border-radius: 11px; background: #090c14; color: #c8d8ff; font: 13px/1.7 ui-monospace, SFMono-Regular, Menlo, monospace; }.article-body code { padding: 2px 5px; border-radius: 4px; background: rgba(117,228,223,.09); color: var(--cyan); font: .9em ui-monospace, SFMono-Regular, Menlo, monospace; }.article-body pre code { padding: 0; background: none; color: inherit; }.article-body table { width: 100%; border-collapse: collapse; }.article-body th, .article-body td { padding: 9px; border: 1px solid var(--line); text-align: left; }.article-body img { max-width: 100%; }.article-source { margin-top: 44px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--faint); font-size: 11px; }.article-source code { color: var(--muted); }
.toc-panel { position: sticky; top: 25px; padding: 21px; border-left: 1px solid var(--line); color: var(--muted); font-size: 12px; }.toc-panel .eyebrow { margin-bottom: 14px; }.toc-panel ul { margin: 0; padding-left: 17px; }.toc-panel li { margin: 8px 0; }.toc-panel a:hover { color: var(--cyan); }.headerlink { margin-left: 5px; color: var(--faint); font-size: .7em; }
.related-section { margin-top: 90px; }.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }.related-grid a { display: flex; min-height: 145px; flex-direction: column; justify-content: space-between; padding: 19px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }.related-grid a:hover { border-color: var(--cyan); }.related-grid span, .related-grid small { color: var(--faint); font-size: 10px; }.related-grid strong { font-size: 17px; line-height: 1.3; }
.site-footer { display: flex; justify-content: space-between; padding: 22px 0 30px; border-top: 1px solid var(--line); color: var(--faint); font-size: 9px; letter-spacing: .12em; }
.site-footer a { color: inherit; transition: color .2s ease; }
.site-footer a:hover { color: var(--cyan); }
html[data-theme="light"] { color-scheme: light; --bg: #eef2f6; --panel: rgba(255,255,255,.8); --panel-solid: #fff; --panel-soft: #e5ebf1; --text: #162032; --muted: #5d6b7e; --faint: #8090a3; --line: rgba(26,49,76,.14); --line-strong: rgba(26,49,76,.25); --shadow: 0 24px 70px rgba(32,54,78,.12); }
html[data-theme="light"] body::before { opacity: .4; background-image: linear-gradient(rgba(20,45,70,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(20,45,70,.045) 1px, transparent 1px); }
@media (max-width: 850px) { .hero { grid-template-columns: 1fr; gap: 10px; }.hero-orbit { height: 270px; max-width: 390px; margin: auto; transform: scale(.84); }.stats-row { grid-template-columns: repeat(3, 1fr); }.stats-note { grid-column: 1 / -1; justify-content: start; }.post-grid { grid-template-columns: repeat(2, 1fr); }.article-layout { grid-template-columns: 1fr; }.toc-panel { position: static; order: -1; border: 1px solid var(--line); border-radius: 14px; } }
@media (max-width: 560px) { .shell { width: min(100% - 30px, 1180px); }.site-header { padding: 20px 0; }.site-nav a { display: none; }.page-content { padding-top: 50px; }.hero h1 { font-size: 45px; }.hero-lede { font-size: 14px; }.search-box kbd { display: none; }.search-box button { padding-inline: 11px; }.stats-row { gap: 8px; }.stats-row strong { font-size: 23px; }.stats-row span { font-size: 9px; }.post-grid, .related-grid { grid-template-columns: 1fr; }.article-hero { padding: 28px 22px; }.article-card { padding: 23px 19px; }.site-footer { display: block; }.site-footer span { display: block; margin-top: 7px; } }