:root {
  /* brand */
  --navy: #1a1d3a;          /* CPX dark purple meets THM navy */
  --navy-2: #141b2d;
  --navy-3: #212c42;        /* THM panel navy */
  --purple: #5c5cbf;
  --purple-l: #9696ff;
  --purple-xl: #eceeff;
  --green: #88cc14;         /* THM green */
  --green-d: #4f7a07;
  --neon: #4dee75;          /* CPX green */
  --red: #ff3666;
  --red-d: #c11d47;
  --amber: #a4670c;

  /* surfaces (light) */
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-2: #f1f3f9;
  --ink: #1b2236;
  --ink-2: #47506a;
  --muted: #6f7891;
  --line: #e3e6ef;
  --link: #4a4ab0;
  --inline-bg: #e5e9ff;
  --inline-ink: #3b3b85;
  --shadow: 0 2px 4px rgba(26, 29, 58, .05), 0 10px 26px rgba(26, 29, 58, .07);
  --shadow-lg: 0 4px 10px rgba(26, 29, 58, .08), 0 22px 48px rgba(26, 29, 58, .12);

  --lvl-b-bg: #e9f6d6; --lvl-b-ink: #3e6305;
  --lvl-i-bg: #fdf0dc; --lvl-i-ink: #8a5508;
  --lvl-a-bg: #fde3ea; --lvl-a-ink: #b3123d;

  --ease: cubic-bezier(.25, .1, .25, 1);
  --head: 'Unbounded', system-ui, sans-serif;
  --body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
  --wrap: 1180px;
}

html[data-theme="dark"] {
  --bg: #0d1220;
  --surface: #141b2b;
  --surface-2: #19223a;
  --ink: #e8ebf5;
  --ink-2: #b7bfd6;
  --muted: #8992ad;
  --line: #263049;
  --link: #a9a9ff;
  --inline-bg: #252b52;
  --inline-ink: #cfd2ff;
  --purple-xl: #1e2445;
  --shadow: 0 2px 4px rgba(0, 0, 0, .25), 0 10px 26px rgba(0, 0, 0, .3);
  --shadow-lg: 0 4px 10px rgba(0, 0, 0, .3), 0 22px 48px rgba(0, 0, 0, .45);
  --lvl-b-bg: #1f3310; --lvl-b-ink: #a9e04a;
  --lvl-i-bg: #3a2a10; --lvl-i-ink: #f3b75c;
  --lvl-a-bg: #3d1523; --lvl-a-ink: #ff86a5;
  color-scheme: dark;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.65 var(--body);
  transition: background .35s var(--ease), color .35s var(--ease);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--head); font-weight: 500; line-height: 1.2; letter-spacing: 0; margin: 0 0 .6em; }
.mono { font-family: var(--mono); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.wrap-narrow { max-width: 780px; }
.wrap-post { max-width: 900px; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--green); color: var(--navy); padding: .5rem 1rem; z-index: 100; }
.skip:focus { left: 8px; top: 8px; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
[hidden] { display: none !important; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem; justify-content: center;
  padding: .75rem 1.6rem; border: 2px solid transparent; border-radius: 0;
  font: 600 .92rem/1 var(--body); cursor: pointer; text-decoration: none !important;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: .55rem 1rem; font-size: .85rem; }
.btn-green { background: var(--green); color: #10180a; }
.btn-green:hover { background: #9be022; }
.btn-ghost { border-color: rgba(255, 255, 255, .35); color: #fff; }
.btn-ghost:hover { border-color: var(--green); color: var(--green); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-3); }
.btn-line { border-color: var(--line); color: var(--ink); background: var(--surface); }
.btn-line:hover { border-color: var(--purple); color: var(--purple); }
.btn-red { background: var(--red-d); color: #fff; }
.btn-purple { background: var(--purple); color: #fff; }
.btn-purple:hover { background: #4b4bab; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(20, 23, 46, .94); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid rgba(150, 150, 255, .12);
}
.nav { display: flex; align-items: center; gap: 1.5rem; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: #fff; text-decoration: none !important; }
.brand-text { font: 500 .95rem/1 var(--head); letter-spacing: .02em; }
.brand-text b { color: var(--green); font-weight: 500; }
.mark { display: inline-flex; gap: 2px; }
.mark i { width: 12px; height: 22px; background: #fff; clip-path: polygon(0 0, 45% 0, 100% 50%, 45% 100%, 0 100%, 55% 50%); }
.mark i + i { background: var(--green); }
.nav-links { display: flex; gap: .25rem; margin-left: .5rem; }
.nav-links a {
  color: #c9cce6; font-weight: 500; font-size: .93rem; padding: .4rem .75rem;
  border-bottom: 3px solid transparent; text-decoration: none;
  transition: color .35s var(--ease), border-color .35s var(--ease);
}
.nav-links a:hover { color: #fff; }
.nav-links a.is-active { color: #fff; border-bottom-color: var(--green); }
.nav-tools { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.icon-btn {
  width: 38px; height: 38px; display: inline-grid; place-items: center;
  background: transparent; color: #dfe2f5; border: 1px solid rgba(150, 150, 255, .25); border-radius: 0; cursor: pointer;
  transition: border-color .35s var(--ease), color .35s var(--ease);
}
.icon-btn:hover { border-color: var(--green); color: var(--green); }
.i-sun { display: none; }
html[data-theme="dark"] .i-sun { display: block; }
html[data-theme="dark"] .i-moon { display: none; }
.bionic-btn {
  height: 38px; padding: 0 .85rem; background: #211e41; color: var(--neon);
  border: 1px solid var(--neon); border-radius: 0; font: 500 .82rem/1 var(--body); cursor: pointer;
  transition: background .35s var(--ease), color .35s var(--ease);
}
.bionic-btn b { font-weight: 800; }
.bionic-btn[aria-pressed="true"] { background: var(--neon); color: #211e41; }
.x-btn {
  display: inline-flex; align-items: center; gap: .45rem; height: 38px; padding: 0 .9rem;
  background: #fff; color: #0b0f19; font: 600 .85rem/1 var(--body); text-decoration: none !important;
  border: 1px solid #fff; transition: background .35s var(--ease), color .35s var(--ease);
}
.x-btn:hover { background: var(--green); border-color: var(--green); color: #10180a; }
.x-btn-lg { height: 44px; padding: 0 1.1rem; margin-top: .5rem; }
.x-btn-block { width: 100%; justify-content: center; background: var(--navy); color: #fff; border-color: var(--navy); }
.burger { display: none; }

/* ---------- hero (the only dark region) ---------- */
.hero, .page-hero, .post-hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(600px 320px at 85% 10%, rgba(92, 92, 191, .45), transparent 70%),
    radial-gradient(500px 300px at 5% 100%, rgba(136, 204, 20, .14), transparent 70%),
    linear-gradient(135deg, #211e41 0%, #1a1d3a 45%, #141b2d 100%);
}
.hero::before, .page-hero::before, .post-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(45deg, rgba(150, 150, 255, .055) 25%, transparent 25%, transparent 75%, rgba(150, 150, 255, .055) 75%),
    linear-gradient(45deg, rgba(150, 150, 255, .055) 25%, transparent 25%, transparent 75%, rgba(150, 150, 255, .055) 75%);
  background-size: 58px 58px; background-position: 0 0, 29px 29px;
  mask-image: linear-gradient(180deg, #000 30%, transparent 100%);
}
.hero::after, .page-hero::after, .post-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--green));
}
.hero > *, .page-hero > *, .post-hero > * { position: relative; }
.hero { padding: 5rem 0 5.5rem; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: .55rem; font: 500 .8rem/1 var(--mono); color: var(--green); text-transform: uppercase; letter-spacing: .08em; margin: 0 0 1.2rem; }
.pulse { width: 8px; height: 8px; background: var(--green); border-radius: 50%; box-shadow: 0 0 0 0 rgba(136, 204, 20, .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(136, 204, 20, 0); } 100% { box-shadow: 0 0 0 0 rgba(136, 204, 20, 0); } }
.hero h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); font-weight: 500; margin-bottom: .5em; }
.hl { color: var(--green); }
.lede { color: #c9cce6; font-size: 1.1rem; max-width: 60ch; }
.lede b { color: #fff; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.8rem; }
.hero-stats { list-style: none; display: flex; gap: 2.5rem; padding: 0; margin: 2.4rem 0 0; }
.hero-stats li { border-left: 3px solid var(--purple); padding-left: .8rem; }
.hero-stats b { display: block; font: 500 1.6rem/1.1 var(--head); color: #fff; }
.hero-stats span { font-size: .82rem; color: #9fa4c9; text-transform: uppercase; letter-spacing: .06em; }

.terminal { background: #0f1424; border: 1px solid rgba(150, 150, 255, .2); box-shadow: 0 30px 60px rgba(0, 0, 0, .35); }
.term-bar { display: flex; align-items: center; gap: 6px; padding: .6rem .8rem; background: var(--navy-3); border-bottom: 1px solid rgba(150, 150, 255, .15); }
.term-bar i { width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; }
.term-bar i:nth-child(2) { background: #febc2e; }
.term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: .6rem; font: 500 .75rem var(--mono); color: #8d93ba; }
.term-body { margin: 0; padding: 1.1rem 1.2rem 1.3rem; font: 400 .84rem/1.85 var(--mono); color: #d7dbf0; white-space: pre-wrap; overflow-x: auto; }
.t-p { color: var(--purple-l); }
.t-hi { color: #ff6b8e; }
.t-md { color: #f3b75c; }
.t-lo { color: #8fd0ff; }
.t-ok { color: var(--green); }
.cursor { display: inline-block; width: 8px; height: 1em; background: var(--green); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.page-hero { padding: 3.2rem 0 3rem; }
.page-hero h1 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
.crumbs { font: 500 .8rem var(--mono); color: #9fa4c9; margin: 0 0 1rem; }
.crumbs a { color: #c9cce6; }
.crumbs a:hover { color: var(--green); }

/* ---------- sections ---------- */
.section { padding: 4rem 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }
.sec-head h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin: 0; border-left: 4px solid var(--green); padding-left: .8rem; }
.kicker { font: 500 .78rem var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--purple); margin: 0 0 .5rem; padding-left: calc(.8rem + 4px); }
html[data-theme="dark"] .kicker { color: var(--purple-l); }
.link-arrow { font-weight: 600; white-space: nowrap; }

/* ---------- cards (THM room style) ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.card {
  position: relative; display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card::before { content: ""; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px; background: var(--purple); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); z-index: 2; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.card:hover::before { transform: scaleX(1); }
.card-cover { display: grid; place-items: center; aspect-ratio: 16/8; overflow: hidden; background: linear-gradient(135deg, #211e41, #212c42); color: var(--green); position: relative; }
.card-cover::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(45deg, rgba(150, 150, 255, .07) 25%, transparent 25%, transparent 75%, rgba(150, 150, 255, .07) 75%); background-size: 40px 40px; }
.card-cover img { width: 100%; height: 100%; object-fit: cover; }
.card-glyph svg { width: 54px; height: 54px; position: relative; z-index: 1; }
.card-body { padding: 1.2rem 1.25rem 1.1rem; display: flex; flex-direction: column; flex: 1; }
.card-meta { display: flex; align-items: center; gap: .6rem; margin-bottom: .7rem; flex-wrap: wrap; }
.card-cat { font: 500 .76rem var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.card-title { font-size: 1.08rem; line-height: 1.35; margin: 0 0 .5rem; }
.card-title a { color: var(--ink); }
.card-title a::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.card-excerpt { color: var(--ink-2); font-size: .93rem; margin: 0 0 1rem; flex: 1; }
.card-foot { display: flex; justify-content: space-between; font: 500 .76rem var(--mono); color: var(--muted); border-top: 1px dashed var(--line); padding-top: .8rem; }

.lvl { display: inline-block; padding: .22rem .6rem; font: 600 .7rem/1.2 var(--body); text-transform: uppercase; letter-spacing: .06em; border-radius: 999px; }
.lvl-beginner { background: var(--lvl-b-bg); color: var(--lvl-b-ink); }
.lvl-intermediate { background: var(--lvl-i-bg); color: var(--lvl-i-ink); }
.lvl-advanced { background: var(--lvl-a-bg); color: var(--lvl-a-ink); }

/* ---------- topics ---------- */
.topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; }
.topic {
  position: relative; display: flex; flex-direction: column; gap: .35rem; padding: 1.3rem 1.25rem;
  background: var(--bg); border: 1px solid var(--line); color: var(--ink); text-decoration: none !important;
  transition: border-color .35s var(--ease), transform .35s var(--ease), background .35s var(--ease);
}
.topic:hover { border-color: var(--purple); transform: translateY(-2px); background: var(--surface); }
.topic-icon { width: 44px; height: 44px; display: grid; place-items: center; background: var(--navy); color: var(--green); border-bottom: 2px solid var(--green); margin-bottom: .5rem; }
.topic-name { font: 500 .98rem/1.3 var(--head); }
.topic-desc { font-size: .88rem; color: var(--ink-2); }
.topic-count { font-size: .74rem; color: var(--muted); margin-top: auto; padding-top: .5rem; }

/* ---------- learning path ---------- */
.path { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; counter-reset: p; }
.path li { position: relative; display: flex; flex-direction: column; gap: .8rem; padding: 1.4rem 1.25rem; background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--purple); }
.path li:not(:last-child)::after { content: ""; position: absolute; right: -1rem; top: 2.1rem; width: 1rem; height: 2px; background: var(--green); }
.path-n { font: 500 .8rem var(--mono); color: var(--green); background: var(--navy); width: fit-content; padding: .3rem .55rem; border-bottom: 2px solid var(--green); }
.path h3 { font-size: 1rem; margin: 0 0 .35rem; }
.path p { font-size: .9rem; color: var(--ink-2); margin: 0 0 .6rem; }
.path a { font-weight: 600; font-size: .9rem; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--navy); color: #fff; border-top: 3px solid var(--green); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding-top: 2.6rem; padding-bottom: 2.6rem; }
.cta-band h2 { font-size: 1.5rem; margin: 0 0 .3rem; }
.cta-band p { margin: 0; color: #c9cce6; }

/* ---------- blog list ---------- */
.search { display: flex; align-items: center; gap: .5rem; max-width: 620px; margin-top: 1.6rem; background: #0f1424; border: 1px solid rgba(150, 150, 255, .28); padding: .35rem .35rem .35rem .9rem; }
.search .prompt { color: var(--green); font-size: .85rem; white-space: nowrap; }
.search input { flex: 1; min-width: 0; background: transparent; border: 0; color: #fff; font: 400 .95rem var(--mono); padding: .5rem .2rem; outline: none; }
.search input::placeholder { color: #6c7299; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.2rem; }
.chip { padding: .45rem .95rem; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); font-size: .86rem; font-weight: 500; border-radius: 999px; text-decoration: none !important; transition: all .35s var(--ease); }
.chip:hover { border-color: var(--purple); color: var(--purple); }
.chip.is-on { background: var(--navy); border-color: var(--navy); color: var(--green); }
html[data-theme="dark"] .chip.is-on { background: var(--green); border-color: var(--green); color: #10180a; }
.result-count { font-size: .8rem; color: var(--muted); margin: 0 0 1.5rem; }
.empty { padding: 3rem 1.5rem; text-align: center; background: var(--surface); border: 1px dashed var(--line); }
.empty .mono { color: var(--green-d); font-weight: 500; }
html[data-theme="dark"] .empty .mono { color: var(--green); }
.pager { display: flex; justify-content: center; flex-wrap: wrap; gap: .35rem; margin-top: 2.5rem; }
.pager a { min-width: 42px; padding: .55rem .8rem; text-align: center; background: var(--surface); border: 1px solid var(--line); color: var(--ink); font-weight: 500; text-decoration: none; }
.pager a:hover { border-color: var(--purple); }
.pager a.is-on { background: var(--purple); border-color: var(--purple); color: #fff; }

/* ---------- post template ---------- */
.read-progress { position: fixed; top: 66px; left: 0; right: 0; height: 3px; z-index: 49; background: transparent; }
.read-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--neon), var(--green)); }
.preview-bar { background: #fdf2e0; color: #6b4206; border-bottom: 1px solid #f0d8ac; padding: .7rem 16px; text-align: center; font-size: .9rem; }
.preview-bar a { margin-left: .6rem; font-weight: 600; color: #6b4206; text-decoration: underline; }
.post-hero { padding: 3rem 0 3rem; }
.post-badges { display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem; flex-wrap: wrap; }
.cat-chip { display: inline-flex; align-items: center; gap: .4rem; padding: .25rem .7rem; background: rgba(150, 150, 255, .14); color: #dfe1ff; font-size: .8rem; font-weight: 500; }
.cat-chip svg { width: 15px; height: 15px; color: var(--green); }
.post-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 500; }
.post-meta { list-style: none; display: flex; flex-wrap: wrap; gap: .6rem 1.6rem; padding: 0; margin: 1.4rem 0 0; font-size: .8rem; color: #e1e3f5; }
.post-meta span { color: var(--green); margin-right: .25rem; }
.post-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 3rem; padding-top: 3rem; padding-bottom: 4rem; }
.post-main { min-width: 0; }
.post-cover { margin: 0 0 2rem; border: 1px solid var(--line); }
.post-cover img { width: 100%; }

.prose { font-size: 1.06rem; line-height: 1.8; color: var(--ink); }
.prose > *:first-child { margin-top: 0; }
.prose p, .prose ul, .prose ol { margin: 0 0 1.25em; }
.prose h2 { font-size: 1.45rem; margin: 2.2em 0 .8em; padding: .1rem 0 .1rem .9rem; border-left: 4px solid var(--green); }
.prose h3 { font-size: 1.15rem; margin: 1.8em 0 .6em; padding-left: .8rem; border-left: 3px solid var(--purple); }
.prose h4 { font-size: 1rem; margin: 1.6em 0 .5em; }
.prose li { margin: .3em 0; }
.prose li::marker { color: var(--purple); font-weight: 600; }
.prose a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(92, 92, 191, .4); }
.prose img { margin: 1.6em auto; border: 1px solid var(--line); }
.prose strong { font-weight: 700; }
.prose hr { border: 0; border-top: 1px dashed var(--line); margin: 2.5em 0; }
.prose code { font: 500 .88em var(--mono); background: var(--inline-bg); color: var(--inline-ink); padding: .12em .4em; }
.prose pre {
  position: relative; margin: 1.6em 0; padding: 1.1rem 1.2rem; overflow-x: auto;
  background: #141b2d; color: #e3e8f5; border-left: 3px solid var(--green);
  font: 400 .88rem/1.7 var(--mono); white-space: pre; tab-size: 2;
}
.prose pre code { background: none; color: inherit; padding: 0; font-size: inherit; }
.copy-btn { position: absolute; top: .45rem; right: .45rem; background: rgba(255, 255, 255, .08); color: #c9cce6; border: 1px solid rgba(255, 255, 255, .15); font: 500 .7rem var(--mono); padding: .3rem .55rem; cursor: pointer; opacity: 0; transition: opacity .35s var(--ease); }
.prose pre:hover .copy-btn, .copy-btn:focus { opacity: 1; }
.copy-btn.done { color: var(--green); border-color: var(--green); }
.prose blockquote { margin: 1.6em 0; padding: 1rem 1.2rem; background: var(--purple-xl); border-left: 3px solid var(--purple); color: var(--ink); }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: .93rem; display: block; overflow-x: auto; }
.prose th { background: var(--navy); color: #fff; text-align: left; font: 600 .78rem var(--body); text-transform: uppercase; letter-spacing: .05em; padding: .7rem .9rem; }
.prose td { padding: .65rem .9rem; border-bottom: 1px solid var(--line); background: var(--surface); }
.prose tr:hover td { background: var(--purple-xl); }
.prose .ql-align-center { text-align: center; }
.prose .ql-align-right { text-align: right; }

.post-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin: 2.5rem 0 0; }
.tag { font: 500 .8rem var(--mono); padding: .35rem .7rem; background: var(--surface); border: 1px solid var(--line); color: var(--ink-2); text-decoration: none !important; }
.tag:hover { border-color: var(--green); color: var(--green-d); }
html[data-theme="dark"] .tag:hover { color: var(--green); }
.share-box { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; margin-top: 2.5rem; padding: 1.4rem 1.5rem; background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--green); }
.share-box h3 { font-size: 1.05rem; margin: 0 0 .2rem; }
.share-box p { margin: 0; color: var(--ink-2); font-size: .93rem; }
.share-actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.pn { display: flex; flex-direction: column; gap: .35rem; padding: 1rem 1.2rem; background: var(--surface); border: 1px solid var(--line); color: var(--ink); text-decoration: none !important; transition: border-color .35s var(--ease); }
.pn:hover { border-color: var(--purple); }
.pn .mono { font-size: .74rem; color: var(--muted); }
.pn b { font-weight: 600; line-height: 1.35; }
.pn-next { text-align: right; grid-column: 2; }

.post-side { position: sticky; top: 88px; align-self: start; max-height: calc(100vh - 100px); overflow: auto; }
.side-card { background: var(--surface); border: 1px solid var(--line); padding: 1.2rem; margin-bottom: 1rem; }
.toc-card { }
.side-card h4 { font-size: .9rem; margin: 0 0 .9rem; }
.side-card h4 .mono { color: var(--green-d); }
html[data-theme="dark"] .side-card h4 .mono { color: var(--green); }
.toc { list-style: none; padding: 0; margin: 0; counter-reset: task; }
.toc li { counter-increment: task; }
.toc a { position: relative; display: grid; grid-template-columns: 22px 1fr; gap: .55rem; align-items: start; padding: .5rem .3rem; color: var(--ink-2); font-size: .87rem; line-height: 1.4; border-left: 2px solid transparent; text-decoration: none; transition: color .35s var(--ease), background .35s var(--ease); }
.toc a::before { content: ""; width: 18px; height: 18px; margin-top: 1px; border: 2px solid var(--line); background: var(--surface); transition: all .35s var(--ease); }
.toc a .task-n { display: block; font: 500 .68rem var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.toc li.sub a { padding-left: 1.4rem; font-size: .83rem; }
.toc a:hover { color: var(--ink); background: var(--surface-2); }
.toc a.is-current { color: var(--ink); background: var(--purple-xl); }
.toc a.is-done::before { background: var(--green); border-color: var(--green); box-shadow: inset 0 0 0 3px var(--surface); }
.toc-progress { font-size: .74rem; color: var(--muted); margin: .9rem 0 0; padding-top: .8rem; border-top: 1px dashed var(--line); }
.follow-card p { font-size: .88rem; color: var(--ink-2); margin: 0 0 .9rem; }

/* ---------- 404 ---------- */
.hero-404 { padding: 4.5rem 0; }
.term-404 { background: #0f1424; border: 1px solid rgba(150, 150, 255, .2); padding: 1.1rem 1.3rem; max-width: 560px; color: #d7dbf0; font-size: .88rem; line-height: 1.8; margin: 0 0 2rem; white-space: pre-wrap; word-break: break-all; }

/* ---------- footer ---------- */
.site-footer { background: #0f1323; color: #b7bbd8; padding-top: 3.5rem; border-top: 3px solid var(--purple); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.5rem; }
.foot-text { font-size: .92rem; max-width: 44ch; margin: 1rem 0; }
.site-footer h4 { color: #fff; font-size: .85rem; margin-bottom: 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: .45rem 0; }
.site-footer a:not(.x-btn):not(.brand) { color: #b7bbd8; font-size: .92rem; }
.site-footer a:not(.x-btn):not(.brand):hover { color: var(--green); }
.foot-bar { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-top: 1.2rem; padding-bottom: 1.4rem; border-top: 1px solid rgba(150, 150, 255, .12); font-size: .8rem; color: #8a8fb3; }
.ok-dot { color: var(--green); font-weight: 500; }
.ok-dot::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--green); margin-right: .35rem; }

/* ---------- bionic reading ---------- */
.bio b { font-weight: 700; }
.lede .bio b, .hero .bio b { color: #fff; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .terminal { max-width: 560px; }
  .path { grid-template-columns: 1fr 1fr; }
  .path li::after { display: none; }
  .post-layout { grid-template-columns: minmax(0, 1fr); gap: 1rem; }
  .post-side { order: -1; position: static; max-height: none; overflow: visible; }
  .toc-card { position: static; max-height: none; }
  .follow-card { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .burger { display: inline-grid; }
  .nav { gap: .75rem; }
  .nav-links {
    position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; gap: 0; margin: 0;
    background: #14172e; border-bottom: 3px solid var(--green); padding: .5rem 16px 1rem;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all .35s var(--ease);
  }
  .nav-links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: .8rem .2rem; border-bottom: 1px solid rgba(150, 150, 255, .12); }
  .nav-links a.is-active { border-bottom-color: var(--green); }
  .x-btn span { display: none; }
  .x-btn-lg span, .x-btn-block span { display: inline; }
  .brand-text { font-size: .82rem; }
  .hero { padding: 3.2rem 0 3.6rem; }
  .hero-stats { gap: 1.4rem; }
  .section { padding: 3rem 0; }
  .sec-head { flex-direction: column; align-items: flex-start; }
  .path { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .card-grid { grid-template-columns: 1fr; }
  .post-nav { grid-template-columns: 1fr; }
  .pn-next { grid-column: auto; }
  .foot-grid { grid-template-columns: 1fr; }
  .prose { font-size: 1rem; }
}
@media (max-width: 420px) {
  .bionic-btn { padding: 0 .55rem; font-size: .75rem; }
  .brand-text { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* =========================================================
   Admin
   ========================================================= */
.admin-body { background: var(--bg); }
.admin-top { background: var(--navy); border-bottom: 3px solid var(--green); }
.admin-top .nav { height: 58px; }
.admin-top .nav-links a { font-size: .88rem; }
.admin-user { color: #9fa4c9; font: 500 .8rem var(--mono); }
.admin-main { padding: 2rem 0 4rem; }
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.admin-head h1 { font-size: 1.5rem; margin: 0; border-left: 4px solid var(--green); padding-left: .8rem; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--purple); padding: 1rem 1.2rem; }
.stat b { display: block; font: 500 1.6rem/1.1 var(--head); }
.stat span { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.panel { background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); }
.panel-pad { padding: 1.5rem; }
.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tbl th { background: var(--navy); color: #fff; text-align: left; font: 600 .74rem var(--body); text-transform: uppercase; letter-spacing: .05em; padding: .75rem 1rem; }
.tbl td { padding: .8rem 1rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:hover td { background: var(--purple-xl); }
.tbl .t-title { font-weight: 600; color: var(--ink); }
.tbl .t-sub { display: block; font: 400 .76rem var(--mono); color: var(--muted); margin-top: .15rem; }
.row-actions { display: flex; gap: .35rem; flex-wrap: wrap; }
.row-actions form { margin: 0; }
.badge { display: inline-block; padding: .2rem .55rem; font: 600 .7rem var(--body); text-transform: uppercase; letter-spacing: .05em; border-radius: 999px; }
.badge-pub { background: var(--lvl-b-bg); color: var(--lvl-b-ink); }
.badge-draft { background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); }
.badge-sched { background: var(--lvl-i-bg); color: var(--lvl-i-ink); }
.alert { padding: .85rem 1.1rem; margin-bottom: 1.2rem; border-left: 3px solid; font-size: .93rem; }
.alert-ok { background: var(--lvl-b-bg); border-color: var(--green); color: var(--lvl-b-ink); }
.alert-err { background: var(--lvl-a-bg); border-color: var(--red); color: var(--lvl-a-ink); }
.alert-info { background: var(--purple-xl); border-color: var(--purple); color: var(--ink); }

.form-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 1.5rem; align-items: start; }
.field { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1.1rem; }
.field label, .field .lbl { font-weight: 600; font-size: .86rem; }
.field small { color: var(--muted); font-size: .78rem; }
.input, .field input[type=text], .field input[type=password], .field input[type=datetime-local], .field select, .field textarea {
  width: 100%; padding: .7rem .8rem; background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: 0; font: 400 .95rem var(--body);
  transition: border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 3px rgba(92, 92, 191, .15); }
.title-input { font: 500 1.35rem var(--head) !important; padding: .9rem 1rem !important; }
.slug-row { display: flex; align-items: center; gap: .3rem; font: 400 .82rem var(--mono); color: var(--muted); }
.slug-row input { padding: .35rem .5rem !important; font: 400 .82rem var(--mono) !important; }
.editor-wrap { background: var(--surface); }
.editor-tabs { display: flex; justify-content: flex-end; gap: .35rem; margin-bottom: .5rem; }
.editor-tabs button { background: var(--surface); border: 1px solid var(--line); color: var(--ink-2); padding: .35rem .75rem; font: 500 .78rem var(--mono); cursor: pointer; }
.editor-tabs button.is-on { background: var(--navy); color: var(--green); border-color: var(--navy); }
#editor { min-height: 460px; font: 400 1rem/1.7 var(--body); }
#editor .ql-editor { min-height: 460px; }
.ql-toolbar.ql-snow, .ql-container.ql-snow { border-color: var(--line) !important; }
.ql-toolbar.ql-snow { background: var(--surface-2); position: sticky; top: 58px; z-index: 5; }
.ql-editor h2 { border-left: 4px solid var(--green); padding-left: .7rem; font-family: var(--head); font-weight: 500; }
.ql-editor h3 { border-left: 3px solid var(--purple); padding-left: .7rem; font-family: var(--head); font-weight: 500; }
.ql-editor blockquote { border-left: 3px solid var(--purple) !important; background: var(--purple-xl); padding: .6rem 1rem !important; }
.ql-editor .ql-code-block-container, .ql-snow .ql-editor pre { background: #141b2d !important; color: #e3e8f5 !important; border-left: 3px solid var(--green); font-family: var(--mono); }
.ql-editor code { background: var(--inline-bg); color: var(--inline-ink); }
html[data-theme="dark"] .ql-snow .ql-stroke { stroke: var(--ink-2); }
html[data-theme="dark"] .ql-snow .ql-fill { fill: var(--ink-2); }
html[data-theme="dark"] .ql-snow .ql-picker { color: var(--ink-2); }
html[data-theme="dark"] .ql-snow .ql-picker-options { background: var(--surface); }
.html-source { width: 100%; min-height: 520px; font: 400 .86rem/1.6 var(--mono) !important; background: #141b2d !important; color: #e3e8f5 !important; padding: 1rem !important; }
.side-panel { position: sticky; top: 76px; }
.side-panel .panel-pad + .panel-pad { border-top: 1px solid var(--line); }
.side-panel h3 { font-size: .9rem; margin: 0 0 1rem; }
.btn-stack { display: grid; gap: .5rem; }
.cover-preview { border: 1px solid var(--line); margin-bottom: .5rem; }
.check { display: flex; align-items: center; gap: .45rem; font-size: .86rem; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 2rem 16px; background:
  radial-gradient(600px 320px at 85% 10%, rgba(92, 92, 191, .45), transparent 70%),
  linear-gradient(135deg, #211e41, #141b2d); }
.login-card { width: 100%; max-width: 420px; background: var(--surface); border-top: 3px solid var(--green); box-shadow: 0 30px 60px rgba(0, 0, 0, .35); padding: 2rem; }
.login-card .brand { color: var(--ink); margin-bottom: 1.5rem; }
.login-card .mark i:first-child { background: var(--navy); }
html[data-theme="dark"] .login-card .mark i:first-child { background: #fff; }
.login-card h1 { font-size: 1.3rem; }
.login-card .btn { width: 100%; }
.login-foot { margin-top: 1.2rem; font-size: .82rem; color: var(--muted); text-align: center; }

@media (max-width: 980px) {
  .form-grid { grid-template-columns: 1fr; }
  .side-panel { position: static; }
  .tbl .hide-sm { display: none; }
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }

/* ===== Post components (callouts, cards, diagrams, ladders, scorecards) ===== */
.prose{--a-purple:#5c5cbf;--a-purple-l:#9696ff;--a-purple-xl:#eceeff;--a-navy:#1a1d3a;--a-navy-2:#141b2d;--a-green:#88cc14;--a-green-d:#3e6305;--a-green-xl:#eef8de;--a-red:#e02a57;--a-red-xl:#fde8ee;--a-amber:#a4670c;--a-amber-xl:#fdf2e0;--a-ink:#1b2236;--a-ink-2:#47506a;--a-muted:#6f7891;--a-line:#e3e6ef;--a-card:#ffffff;--a-soft:#f6f7fb;}
html[data-theme="dark"] .prose{--a-purple-xl:#1e2445;--a-green-xl:#1c2e0f;--a-green-d:#a9e04a;--a-red-xl:#3a1522;--a-amber-xl:#33260f;--a-ink:#e8ebf5;--a-ink-2:#b7bfd6;--a-muted:#8992ad;--a-line:#263049;--a-card:#141b2b;--a-soft:#19223a}
.prose .a-lead{font-size:1.15rem;line-height:1.75;color:var(--a-ink-2)}
.prose .a-glance{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:1.8rem 0;border:1px solid var(--a-line);background:var(--a-card)}
.prose .a-glance div{padding:1.1rem 1.2rem;border-right:1px solid var(--a-line)}
.prose .a-glance div:last-child{border-right:0}
.prose .a-glance b{display:block;font-family:Unbounded,Inter,sans-serif;font-weight:500;font-size:1.05rem;color:var(--a-purple);margin-bottom:.3rem}
html[data-theme="dark"] .prose .a-glance b{color:var(--a-purple-l)}
.prose .a-glance span{display:block;font-size:.9rem;line-height:1.5;color:var(--a-ink-2)}
.prose .a-kicker{display:inline-block;font:500 .72rem/1 'JetBrains Mono',monospace;text-transform:uppercase;letter-spacing:.1em;color:var(--a-muted);margin-bottom:.6rem}
.prose .a-callout{position:relative;margin:1.8rem 0;padding:1.1rem 1.2rem 1.1rem 3.4rem;border-left:3px solid var(--a-purple);background:var(--a-purple-xl);line-height:1.65}
.prose .a-callout p{margin:0}
.prose .a-callout .a-ic{position:absolute;left:1rem;top:1.1rem;width:24px;height:24px;display:grid;place-items:center;font:700 .85rem/1 'JetBrains Mono',monospace;color:#fff;background:var(--a-purple)}
.prose .a-callout.warn{border-color:var(--a-red);background:var(--a-red-xl)}
.prose .a-callout.warn .a-ic{background:var(--a-red)}
.prose .a-callout.tip{border-color:var(--a-green);background:var(--a-green-xl)}
.prose .a-callout.tip .a-ic{background:var(--a-green);color:#10180a}
.prose .a-callout.scenario{border-color:var(--a-navy);background:var(--a-soft)}
.prose .a-callout.scenario .a-ic{background:var(--a-navy);color:var(--a-green)}
.prose .a-tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:1.6rem 0}
.prose .a-tier{position:relative;padding:1.3rem 1.2rem;background:var(--a-card);border:1px solid var(--a-line)}
.prose .a-tier.is-agent{border-color:var(--a-purple);box-shadow:0 10px 26px rgba(26,29,58,.1)}
.prose .a-tier.is-agent::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:3px;background:var(--a-green)}
.prose .a-tier h4{font-family:Unbounded,Inter,sans-serif;font-weight:500;font-size:1rem;margin:.2rem 0 .5rem;border:0;padding:0}
.prose .a-tier p{font-size:.9rem;line-height:1.55;color:var(--a-ink-2);margin:0 0 .8rem}
.prose .a-tier .a-ex{display:block;font:400 .78rem/1.5 'JetBrains Mono',monospace;color:var(--a-ink);background:var(--a-soft);padding:.55rem .65rem;border-left:2px solid var(--a-purple)}
.prose .a-meter{display:flex;gap:3px;margin-bottom:.6rem}
.prose .a-meter i{flex:1;height:5px;background:var(--a-line)}
.prose .a-meter i.on{background:var(--a-purple)}
.prose .is-agent .a-meter i.on{background:var(--a-green)}
.prose .a-tag{display:inline-block;font:600 .66rem/1 Inter,sans-serif;text-transform:uppercase;letter-spacing:.06em;padding:.3rem .55rem;border-radius:999px;background:var(--a-green-xl);color:var(--a-green-d)}
.prose .a-pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:1.2rem 0 1.6rem}
.prose .a-pillars div{padding:.9rem 1rem;background:var(--a-card);border:1px solid var(--a-line);border-left:3px solid var(--a-purple)}
.prose .a-pillars b{display:block;font-size:.95rem;margin-bottom:.2rem}
.prose .a-pillars span{display:block;font-size:.86rem;color:var(--a-ink-2);line-height:1.5}
.prose .a-diagram{margin:1.8rem 0;padding:1.4rem;background:var(--a-card);border:1px solid var(--a-line);text-align:center}
.prose .a-diagram svg{width:100%;max-width:640px;height:auto;display:block;margin:0 auto}
.prose .a-diagram figcaption{font:400 .8rem 'JetBrains Mono',monospace;color:var(--a-muted);margin-top:.8rem}
.prose .a-svg-node{fill:var(--a-card);stroke:var(--a-purple);stroke-width:2}
.prose .a-svg-core{fill:var(--a-navy)}
html[data-theme="dark"] .prose .a-svg-core{fill:#2c3166}
.prose .a-svg-t{fill:var(--a-ink);font:600 15px Inter,sans-serif}
.prose .a-svg-s{fill:var(--a-muted);font:400 11.5px Inter,sans-serif}
.prose .a-svg-arrow{fill:none;stroke:var(--a-green);stroke-width:2.5}
.prose .a-svg-num{fill:var(--a-green);font:600 12px 'JetBrains Mono',monospace}
.prose .a-codehead{display:flex;justify-content:space-between;align-items:center;margin:1.8rem 0 0;padding:.5rem .9rem;background:var(--a-navy);color:#c9cce6;font:500 .74rem 'JetBrains Mono',monospace;border-left:3px solid var(--a-green)}
.prose .a-codehead b{color:var(--a-green);font-weight:500}
.prose .a-codehead + pre{margin-top:0 !important;border-top:1px solid rgba(150,150,255,.15)}
.prose .a-uses{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.9rem;margin:1.4rem 0}
.prose .a-use{padding:1.1rem;background:var(--a-card);border:1px solid var(--a-line);transition:border-color .35s}
.prose .a-use:hover{border-color:var(--a-purple)}
.prose .a-use .a-uic{width:38px;height:38px;display:grid;place-items:center;background:var(--a-navy);color:var(--a-green);border-bottom:2px solid var(--a-green);margin-bottom:.7rem}
.prose .a-use .a-uic svg{width:20px;height:20px}
.prose .a-use b{display:block;font-size:.95rem;margin-bottom:.25rem}
.prose .a-use span:not(.a-uic){display:block;font-size:.86rem;line-height:1.5;color:var(--a-ink-2)}
.prose .a-risks{display:grid;gap:.8rem;margin:1.4rem 0}
.prose .a-risk{display:grid;grid-template-columns:170px 1fr 1fr;gap:1rem;align-items:start;padding:1rem 1.1rem;background:var(--a-card);border:1px solid var(--a-line);border-left:4px solid var(--a-amber)}
.prose .a-risk.high{border-left-color:var(--a-red)}
.prose .a-risk.med{border-left-color:var(--a-amber)}
.prose .a-risk h4{font-size:.95rem;margin:0 0 .35rem;border:0;padding:0;font-family:Inter,sans-serif;font-weight:700}
.prose .a-sev{display:inline-block;font:600 .64rem/1 Inter,sans-serif;text-transform:uppercase;letter-spacing:.06em;padding:.28rem .5rem;border-radius:999px}
.prose .high .a-sev{background:var(--a-red-xl);color:var(--a-red)}
.prose .med .a-sev{background:var(--a-amber-xl);color:var(--a-amber)}
.prose .a-risk small{display:block;font:600 .66rem 'JetBrains Mono',monospace;text-transform:uppercase;letter-spacing:.06em;color:var(--a-muted);margin-bottom:.2rem}
.prose .a-risk p{margin:0;font-size:.9rem;line-height:1.55;color:var(--a-ink-2)}
.prose .a-checks{list-style:none !important;padding:0 !important;margin:1.2rem 0 1.6rem;display:grid;gap:.5rem}
.prose .a-checks li{position:relative;padding:.7rem 1rem .7rem 2.8rem !important;margin:0 !important;background:var(--a-card);border:1px solid var(--a-line);line-height:1.5}
.prose .a-checks li::before{content:"";position:absolute;left:1rem;top:.85rem;width:16px;height:16px;background:var(--a-green);box-shadow:inset 0 0 0 3px var(--a-card);border:2px solid var(--a-green)}
.prose .a-checks li::marker{content:""}
.prose .a-ladder{list-style:none !important;padding:0 !important;margin:1.6rem 0;display:grid;gap:.6rem}
.prose .a-ladder li{display:grid;grid-template-columns:64px 1fr auto;gap:1rem;align-items:center;margin:0 !important;padding:1rem 1.1rem;background:var(--a-card);border:1px solid var(--a-line)}
.prose .a-ladder li::marker{content:""}
.prose .a-ladder li:nth-child(1){margin-right:18% !important}
.prose .a-ladder li:nth-child(2){margin-right:12% !important;margin-left:6% !important}
.prose .a-ladder li:nth-child(3){margin-right:6% !important;margin-left:12% !important}
.prose .a-ladder li:nth-child(4){margin-left:18% !important;border-color:var(--a-purple)}
.prose .a-lvl{font:600 .78rem/1.2 'JetBrains Mono',monospace;text-align:center;padding:.5rem .3rem;background:var(--a-navy);color:var(--a-green);border-bottom:2px solid var(--a-green)}
.prose .a-ladder b{display:block;font-size:.95rem}
.prose .a-ladder div span{display:block;font-size:.86rem;color:var(--a-ink-2);line-height:1.5}
.prose .a-who{font:600 .66rem/1 Inter,sans-serif;text-transform:uppercase;letter-spacing:.05em;padding:.35rem .6rem;border-radius:999px;white-space:nowrap;background:var(--a-purple-xl);color:var(--a-purple)}
html[data-theme="dark"] .prose .a-who{color:var(--a-purple-l)}
.prose .a-score{margin:1.6rem 0;border:1px solid var(--a-line);background:var(--a-card)}
.prose .a-score-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding:.8rem 1.1rem;background:var(--a-navy);color:#fff;font:500 .8rem 'JetBrains Mono',monospace}
.prose .a-score-head span{color:var(--a-green)}
.prose .a-tiles{display:grid;grid-template-columns:repeat(4,1fr)}
.prose .a-tiles div{padding:1rem 1.1rem;border-right:1px solid var(--a-line);border-bottom:1px solid var(--a-line)}
.prose .a-tiles div:nth-child(4n){border-right:0}
.prose .a-tiles b{display:block;font:500 1.5rem/1.1 Unbounded,Inter,sans-serif}
.prose .a-tiles span{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--a-muted)}
.prose .a-tiles .good b{color:var(--a-green-d)}
.prose .a-tiles .warnv b{color:var(--a-red)}
.prose .a-score-foot{padding:.8rem 1.1rem;font-size:.9rem;color:var(--a-ink-2)}
.prose .a-score-foot b{color:var(--a-ink)}
.prose .a-take{margin:2rem 0;padding:1.4rem 1.5rem;background:var(--a-card);border:1px solid var(--a-line);border-top:3px solid var(--a-green)}
.prose .a-take ol{margin:0;padding-left:1.3rem}
.prose .a-take li{margin:.45rem 0;line-height:1.6}
@media (max-width:760px){
.prose .a-glance,.prose .a-tiers,.prose .a-pillars{grid-template-columns:1fr}
.prose .a-glance div{border-right:0;border-bottom:1px solid var(--a-line)}
.prose .a-risk{grid-template-columns:1fr;gap:.6rem}
.prose .a-ladder li{grid-template-columns:54px 1fr;margin-left:0 !important;margin-right:0 !important}
.prose .a-ladder .a-who{grid-column:2;justify-self:start}
.prose .a-tiles{grid-template-columns:1fr 1fr}
.prose .a-tiles div:nth-child(2n){border-right:0}
}

/* admin editor preview */
.preview-pane { min-height: 460px; padding: 1.6rem 1.8rem; background: var(--bg); border: 1px solid var(--line); }
.editor-tabs button:disabled { pointer-events: auto; }