* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  background:
    radial-gradient(circle at 82% -10%, var(--primary-glow), transparent 34rem),
    linear-gradient(180deg, var(--bg-soft), var(--bg) 26rem);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--primary-strong); outline-offset: 4px; }
.container { width: min(calc(100% - 48px), var(--maxw)); margin-inline: auto; }
.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  padding: 8px 12px;
  color: var(--bg);
  background: var(--primary);
  border-radius: var(--radius-sm);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--border-soft);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(16px);
}
.header-inner {
  width: min(calc(100% - 48px), var(--maxw));
  min-height: 68px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { font: 700 1rem/1 var(--mono); letter-spacing: -.03em; }
.brand span { color: var(--primary); }
.site-header nav { display: flex; align-items: center; gap: 20px; overflow-x: auto; scrollbar-width: none; }
.site-header nav a {
  flex: 0 0 auto;
  color: var(--text-dim);
  font: 500 .75rem/1 var(--mono);
  transition: color 160ms var(--ease);
}
.site-header nav a:hover { color: var(--primary); }
.hero { padding-block: clamp(88px, 13vw, 156px) clamp(72px, 9vw, 112px); }
.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font: 700 .72rem/1.4 var(--mono);
  letter-spacing: .12em;
}
.hero h1, .topic-hero h1, .post h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.5rem, 7vw, 5.6rem);
  line-height: .98;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.hero > p:last-child, .topic-hero > p:last-child {
  max-width: 680px;
  margin: 28px 0 0;
  color: var(--text-dim);
  font-family: var(--reading);
  font-size: 1.08rem;
}
.section-block { padding-block: 64px 96px; border-top: 1px solid var(--border-soft); }
.section-heading { margin-bottom: 28px; }
.section-heading h2 { margin: 0; font-size: clamp(1.55rem, 3vw, 2.25rem); letter-spacing: -.025em; }
.topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.topic-card {
  min-height: 150px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--surface), color-mix(in srgb, var(--surface-2) 72%, transparent));
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}
.topic-card:hover { transform: translateY(-3px); border-color: var(--primary-border); }
.topic-card-name { font-size: 1.08rem; font-weight: 700; }
.topic-card-count { color: var(--text-mute); font: 500 .75rem/1 var(--mono); }
.post-list { border-top: 1px solid var(--border-soft); }
.post-row {
  min-height: 66px;
  padding: 14px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--border-soft);
  transition: background 160ms var(--ease), color 160ms var(--ease);
}
.post-row:hover { color: var(--primary); background: color-mix(in srgb, var(--surface) 54%, transparent); }
.post-row-title { font-family: var(--reading); font-weight: 600; word-break: keep-all; }
.post-row-meta { display: flex; align-items: center; gap: 12px; color: var(--text-mute); font: 500 .7rem/1 var(--mono); }
.kind-badge {
  padding: 5px 9px;
  color: var(--primary-strong);
  border: 1px solid var(--primary-border);
  border-radius: 999px;
  background: var(--primary-glow);
  font: 700 .65rem/1 var(--mono);
}
.kind-article { color: var(--text); background: var(--surface-2); border-color: var(--border); }
.kind-verdict { color: var(--bg); background: var(--primary); border-color: var(--primary); }
.topic-hero { padding-block: 88px 56px; }
.topic-hero h1 { font-size: clamp(2.7rem, 6vw, 4.8rem); }
.topic-stack { padding-block: 48px 72px; border-top: 1px solid var(--border-soft); }
.verdict-slot {
  padding: clamp(22px, 4vw, 38px);
  display: grid;
  gap: 12px;
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary-glow), var(--surface));
}
.verdict-slot + .verdict-slot { margin-top: 12px; }
.verdict-slot strong { max-width: 900px; font-size: clamp(1.3rem, 3vw, 2rem); line-height: 1.3; }
.verdict-question { color: var(--text-dim); font-family: var(--reading); }
.empty-copy { margin: 0; color: var(--text-mute); }
.note-archive { border-top: 1px solid var(--border-soft); }
.note-archive summary {
  padding: 22px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  font-size: 1.2rem;
}
.note-archive summary::-webkit-details-marker { display: none; }
.note-archive summary strong { color: var(--primary); font: 700 .78rem/1 var(--mono); }
.note-archive .eyebrow { display: inline-block; margin: 0 10px 0 0; }
.post { max-width: 808px; padding-block: 72px 112px; }
.back-link, .source-link { color: var(--primary); font: 600 .78rem/1 var(--mono); }
.post-meta { margin: 44px 0 18px; display: flex; align-items: center; gap: 12px; color: var(--text-mute); font: 500 .72rem/1 var(--mono); }
.post h1 { font-size: clamp(2.1rem, 5.5vw, 4rem); line-height: 1.08; }
.post-deck { margin: 24px 0; color: var(--text-dim); font: 1.08rem/1.75 var(--reading); word-break: keep-all; }
.source-link { display: inline-block; margin-bottom: 40px; }
.post-body { margin-top: 48px; color: var(--text-dim); font-family: var(--reading); font-size: 1.0625rem; line-height: 1.8; word-break: keep-all; }
.post-body p { margin: 0 0 1.7em; }
.post-body h2 { margin: 2.4em 0 .8em; color: var(--text); font-size: 1.55rem; }
.post-body a { color: var(--primary); overflow-wrap: anywhere; }
.post-body code { padding: 2px 6px; color: var(--primary-strong); background: var(--surface-2); border-radius: 5px; font-family: var(--mono); }
.post-body pre { padding: 18px; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--term-bg); }
.post-body pre code { padding: 0; color: var(--text); background: transparent; }
.site-footer { padding: 36px 24px; border-top: 1px solid var(--border-soft); }
.site-footer div { width: min(100%, var(--maxw)); margin-inline: auto; display: flex; justify-content: space-between; color: var(--text-mute); font: 500 .75rem/1 var(--mono); }
.site-footer a:hover { color: var(--primary); }
/* --bp-lg */
@media (max-width: 900px) { .topic-grid { grid-template-columns: repeat(2, 1fr); } }
/* --bp-md */
@media (max-width: 768px) {
  .container, .header-inner { width: min(calc(100% - 36px), var(--maxw)); }
  .header-inner { min-height: 60px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 10px; padding-block: 12px; }
  .site-header nav { width: 100%; padding-bottom: 2px; }
  .hero { padding-block: 72px; }
  .hero h1 { font-size: clamp(2.5rem, 13vw, 4rem); }
  .topic-grid { grid-template-columns: 1fr; }
  .topic-card { min-height: 118px; }
  .post-row { align-items: flex-start; flex-direction: column; gap: 9px; }
  .post-row-meta { width: 100%; justify-content: space-between; }
}
/* --bp-sm */
@media (max-width: 420px) { .hero h1 { font-size: 2.55rem; } .post { padding-block: 52px 84px; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; } }