/* Guide Library: sits on light.css + bg/laser.css. Only guide-specific pieces live here. */
.wide { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 700px) { .wide { padding: 0 24px; } }
.mock-bar { position: sticky; top: 0; z-index: 50; text-align: center; font-size: 12px; padding: 6px 12px;
  background: hsl(var(--lh, 258) 90% 68%); color: #000; font-weight: 600; }
.eyebrow-l { font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent, #28C840); }

/* ── Library hero: left-aligned on purpose (the rest of the site is centered link-in-bio) ── */
.lib-hero { padding: 40px 0 8px; }
.lib-hero h1 { text-align: left; font-size: clamp(34px, 6vw, 60px); line-height: 1.02; font-weight: 700; letter-spacing: -.04em; max-width: 780px; margin-top: 10px; }
.lib-hero .lead { text-align: left; margin: 14px 0 0; max-width: 560px; font-size: 16px; line-height: 24px; color: var(--gray-dark); }
.lib-stats { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 20px; font-size: 13px; color: var(--gray); }
.lib-stats b { color: var(--black); font-weight: 700; }

/* ── Toolbar: filters + search ── */
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 28px; padding: 10px; border: 1px solid var(--line); border-radius: 12px; }
.filters { display: flex; flex-wrap: wrap; gap: 6px; flex: 1 1 auto; }
.filter { height: 32px; padding: 0 14px; border-radius: 9999px; border: 1px solid var(--line); font: 600 13px var(--font); cursor: pointer; }
.filter .n { opacity: .6; font-weight: 500; margin-left: 4px; }
.search { position: relative; flex: 1 1 220px; max-width: 320px; }
.search input { width: 100%; height: 36px; padding: 0 12px 0 34px; border-radius: 8px; border: 1px solid var(--line); font: 14px var(--font); }
.search svg { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); opacity: .55; pointer-events: none; }
.count-row { display: flex; justify-content: space-between; align-items: baseline; margin: 26px 0 12px; gap: 12px; }
.count-row h2 { text-align: left; font-size: 20px; }
.count { font-size: 13px; color: var(--gray); }

/* ── Featured bento: one big, two stacked (breaks the identical-grid tell) ── */
.bento { display: grid; gap: 12px; margin-top: 20px; }
@media (min-width: 860px) { .bento { grid-template-columns: 1.35fr 1fr; grid-template-rows: 1fr 1fr; } .bento .g-card:first-child { grid-row: span 2; } }
.bento .g-card:first-child h3 { font-size: clamp(24px, 3vw, 34px); }
.bento .g-card:first-child .g-inside { display: grid; gap: 0; }

/* ── Guide cards ── */
.grid { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.g-card { display: flex; flex-direction: column; gap: 10px; padding: 20px; border-radius: 12px; text-decoration: none; color: inherit;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; min-height: 210px; }
@media (prefers-reduced-motion: no-preference) { .g-card:hover { transform: translateY(-2px); } }
.g-meta { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 12px; color: var(--gray); }
.g-tag { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 3px 8px; border-radius: 9999px; }
.g-card h3 { font-size: 18px; line-height: 1.25; font-weight: 700; letter-spacing: -.015em; text-wrap: balance; }
.g-card p { font-size: 14px; line-height: 21px; color: var(--gray-dark); }
.g-card .g-inside { display: none; margin: 4px 0 0; padding: 0; list-style: none; font-size: 14px; line-height: 20px; color: var(--gray-dark); }
.g-inside li { padding-left: 22px; position: relative; margin-top: 8px; }
.g-inside li::before { content: ""; position: absolute; left: 4px; top: 4px; width: 5px; height: 10px; border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(45deg); }
.g-go { margin-top: auto; font-size: 14px; font-weight: 600; color: var(--accent); display: inline-flex; align-items: center; gap: 6px; }
@media (prefers-reduced-motion: no-preference) { .g-go span { transition: transform .2s ease; } .g-card:hover .g-go span { transform: translateX(3px); } }
.g-card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.empty-state { display: none; text-align: center; padding: 48px 20px; border: 1px dashed var(--line); border-radius: 12px; color: var(--gray); }
.empty-state button { margin-top: 12px; }

/* ── Guide landing page ── */
.landing { display: grid; gap: 28px; padding: 36px 0 20px; align-items: start; }
@media (min-width: 900px) { .landing { grid-template-columns: 1.2fr 1fr; gap: 48px; padding-top: 56px; } }
.crumb { font-size: 13px; color: var(--gray); text-decoration: none; display: inline-flex; gap: 6px; margin-bottom: 18px; }
.crumb:hover { color: var(--black); }
.landing h1 { text-align: left; font-size: clamp(34px, 5.5vw, 58px); line-height: 1.02; font-weight: 700; letter-spacing: -.04em; margin-top: 10px; }
.landing .lead { text-align: left; margin: 16px 0 0; font-size: 17px; line-height: 26px; max-width: 520px; color: var(--gray-dark); }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.ticks li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; font-size: 15px; line-height: 22px; }
.ticks li::before { content: ""; width: 22px; height: 22px; border-radius: 6px; background: var(--accent)
  url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M5 12.5l4.5 4.5L19 7.5' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/></svg>") center/14px no-repeat; }
.facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.facts span { font-size: 12px; font-weight: 600; padding: 5px 10px; border-radius: 9999px; border: 1px solid var(--line); }

/* the gate form */
.gate { padding: 24px; border-radius: 14px; }
@media (min-width: 900px) { .gate.sticky { position: sticky; top: 56px; } }
.gate h2 { text-align: left; font-size: 24px; letter-spacing: -.02em; margin-top: 6px; }
.gate p.small { font-size: 14px; line-height: 20px; color: var(--gray); margin-top: 6px; }
.field { display: grid; gap: 6px; margin-top: 16px; }
.field label { font-size: 13px; font-weight: 600; }
.field input { height: 44px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--line); font: 15px var(--font); }
.field .err { font-size: 13px; color: #fca5a5; min-height: 0; }
.gate button[type=submit] { width: 100%; height: 48px; margin-top: 18px; font: 700 15px var(--font); cursor: pointer; border-radius: 10px; }
.gate button[disabled] { opacity: .6; cursor: progress; }
.gate .fine { font-size: 12px; color: var(--gray); text-align: center; margin-top: 10px; }

/* "a look inside" chapter previews */
.inside { padding: 36px 0 12px; }
.inside h2, .faq h2, .author h2 { text-align: left; font-size: 26px; letter-spacing: -.02em; margin-top: 6px; }
.chap-list { display: grid; gap: 10px; margin-top: 18px; }
@media (min-width: 760px) { .chap-list { grid-template-columns: repeat(3, 1fr); } }
.chap { padding: 18px; border-radius: 12px; position: relative; overflow: hidden; min-height: 150px; }
.chap .num { font-size: 12px; font-weight: 700; color: var(--accent); letter-spacing: .1em; }
.chap h3 { font-size: 16px; line-height: 1.3; margin-top: 8px; }
.chap p { font-size: 13px; line-height: 19px; color: var(--gray); margin-top: 6px; }
.chap.locked::after { content: ""; position: absolute; inset: auto 0 0 0; height: 55%; background: linear-gradient(transparent, rgba(0,0,0,.75)); }
.more-chaps { font-size: 13px; color: var(--gray); margin-top: 12px; }
.author { padding: 28px 0 8px; }
.author-card { display: grid; grid-template-columns: 64px 1fr; gap: 16px; align-items: center; padding: 18px; border-radius: 12px; margin-top: 14px; }
.author-card img { width: 64px; height: 64px; border-radius: 9999px; object-fit: cover; }
.author-card b { font-size: 16px; } .author-card p { font-size: 14px; color: var(--gray-dark); margin-top: 2px; line-height: 20px; }
.faq { padding: 28px 0 60px; max-width: 760px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 16px 28px 16px 0; font-size: 15px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 13px; font-size: 20px; font-weight: 400; color: var(--gray); }
.faq details[open] summary::after { content: "–"; }
.faq details p { font-size: 14px; line-height: 21px; color: var(--gray-dark); padding: 0 0 16px; }
.related { padding: 12px 0 70px; }
.related h2 { text-align: left; font-size: 22px; margin-bottom: 14px; }

/* ── Reader ── */
.read-head { padding: 40px 0 26px; border-bottom: 1px solid var(--line); }
.read-head h1 { text-align: left; font-size: clamp(30px, 5vw, 50px); line-height: 1.05; font-weight: 700; letter-spacing: -.035em; margin-top: 10px; }
.read-head .lead { text-align: left; margin: 12px 0 0; max-width: 640px; }
.reader { display: grid; gap: 28px; padding: 28px 0 80px; align-items: start; }
@media (min-width: 960px) { .reader { grid-template-columns: 250px 1fr; gap: 44px; } }
.toc { padding: 16px; border-radius: 12px; }
@media (min-width: 960px) { .toc { position: sticky; top: 56px; max-height: calc(100vh - 80px); overflow: auto; } }
.toc .eyebrow-l { display: block; margin-bottom: 8px; }
.toc ol { list-style: none; padding: 0; display: grid; gap: 2px; }
.toc a { display: block; font-size: 13px; line-height: 18px; padding: 7px 10px; border-radius: 8px; text-decoration: none; color: var(--gray-dark); border-left: 2px solid transparent; }
.toc a:hover { background: rgba(255,255,255,.06); color: var(--black); }
.toc a[aria-current="true"] { color: var(--black); border-left-color: var(--accent); background: rgba(255,255,255,.06); font-weight: 600; }
.toc details summary { font-size: 13px; font-weight: 600; cursor: pointer; }
@media (min-width: 960px) { .toc details summary { display: none; } }
.progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--accent); z-index: 60; }
.prose { max-width: 700px; }
.prose section { padding: 8px 0 26px; scroll-margin-top: 70px; }
.prose h2 { text-align: left; font-size: 26px; letter-spacing: -.02em; margin-bottom: 12px; }
.prose p, .prose li { font-size: 16px; line-height: 27px; color: var(--gray-dark); }
.prose p + p { margin-top: 14px; }
.prose ul:not(.ticks), .prose ol { padding-left: 22px; margin: 10px 0; display: grid; gap: 6px; }
.prose b { color: var(--black); }
.prose .callout { padding: 16px 18px; border-radius: 10px; margin-top: 16px; border-left: 3px solid var(--accent) !important; }
.prose pre { position: relative; margin: 14px 0; padding: 16px; border-radius: 10px; overflow-x: auto; font: 13px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre; }
.prose pre.prompt { padding-top: 38px; }
.prose pre.prompt::before { content: "PROMPT"; position: absolute; top: 12px; left: 16px; font: 700 11px var(--font); letter-spacing: .12em; color: var(--accent); }
.copy { position: absolute; top: 8px; right: 8px; height: 28px; padding: 0 10px; border-radius: 6px; font: 600 12px var(--font); cursor: pointer; }
.outline-note { padding: 14px 16px; border-radius: 10px; font-size: 14px; margin-bottom: 18px; }
.lockwall { position: relative; margin-top: -120px; padding-top: 120px; background: linear-gradient(transparent, #000 110px); }
.lockwall .gate { max-width: 520px; }
.read-end { padding: 20px; border-radius: 12px; margin-top: 10px; }
.read-end h3 { font-size: 18px; } .read-end p { margin-top: 6px; }
.read-end .actions { justify-content: flex-start; }
.site-foot { text-align: center; font-size: 13px; color: var(--gray); padding: 30px 16px 60px; }
.toc .lk { float: right; font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; opacity: .5; }
.prose pre { background: rgba(8,7,14,.75); border: 1px solid var(--line); }
.outline-hint { font-style: italic; color: var(--gray) !important; }
.g-chaps { display: none; margin-top: 8px; padding-top: 16px; border-top: 1px solid var(--line); }
.bento .g-card:first-child .g-chaps { display: block; }
.g-chaps .eyebrow-l { font-size: 11px; }
.g-chaps ol { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px 18px; counter-reset: c; }
@media (min-width: 560px) { .g-chaps ol { grid-template-columns: 1fr 1fr; } }
.g-chaps li { counter-increment: c; font-size: 13px; line-height: 18px; color: var(--gray); display: grid; grid-template-columns: 24px 1fr; }
.g-chaps li::before { content: counter(c, decimal-leading-zero); color: var(--accent); font-weight: 700; font-size: 11px; }
/* undo light.css ".card li" dot bullets inside guide cards */
.g-card .g-chaps li { padding-left: 0; display: flex; gap: 8px; }
.g-card .g-chaps li::before { position: static; flex: 0 0 18px; width: auto; height: auto; border-radius: 0; background: none; transform: none; }
.g-card .g-inside li::before { border-radius: 0; background: none; }
.toc li { padding-left: 0 !important; } .toc li::before { display: none !important; }
.prose pre .copy { position: absolute !important; top: 8px; right: 8px; z-index: 2; }
.prose pre:not(.prompt) { padding-right: 16px; } .prose pre.prompt code { display: block; padding-right: 8px; }
.reader > * { min-width: 0; }
.mob-cta { display: flex; align-items: center; justify-content: center; height: 48px; margin-top: 18px; border-radius: 10px; font-weight: 700; text-decoration: none; }
@media (min-width: 900px) { .mob-cta { display: none; } }
.prose .ticks { padding-left: 0; }
/* diagrams */
.dg { margin: 22px 0; padding: 16px; border-radius: 12px; border: 1px solid var(--line); background: rgba(8,7,14,.75); overflow-x: auto; }
.dg svg { display: block; width: 100%; max-width: 460px; margin: 0 auto; height: auto; font-family: var(--font); }
.dg figcaption { font-size: 13px; line-height: 19px; color: var(--gray); margin-top: 10px; }
.dg-node rect { fill: rgba(255,255,255,.06); stroke: rgba(255,255,255,.28); stroke-width: 1.2; }
.dg-node text { fill: #fff; font-size: 13px; font-weight: 600; text-anchor: middle; }
.dg-accent rect { fill: hsl(var(--lh) 90% 68% / .2); stroke: hsl(var(--lh) 90% 70%); }
.dg-warn rect { fill: rgba(248,113,113,.12); stroke: #f87171; }
.dg-muted rect { fill: transparent; stroke-dasharray: 4 3; } .dg-muted text { fill: var(--gray); }
.dg-arrow { fill: none; stroke: rgba(255,255,255,.55); stroke-width: 1.6; } .dg-arrow.dg-warn { stroke: #f87171; }
.dg-headfill { fill: rgba(255,255,255,.75); } .dg-headfill-w { fill: #f87171; }
.dg-label { fill: hsl(var(--lh) 90% 72%); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-anchor: middle; }
.dg-note { fill: var(--gray); font-size: 12px; text-anchor: middle; } .dg-warn-t { fill: #fca5a5; }
.dg-big { fill: #fff; font-size: 13px; font-weight: 700; text-anchor: middle; }
.dg-divide { stroke: rgba(255,255,255,.14); stroke-dasharray: 4 4; }
.dg-folder { fill: rgba(255,255,255,.03); stroke: rgba(255,255,255,.2); stroke-dasharray: 6 4; }
@media (max-width: 959px) { .toc > details > .eyebrow-l { display: none; } .toc details[open] summary { margin-bottom: 8px; } }
.prose .callout { text-align: left; }
/* card diagram preview */
.g-thumb { margin: -4px -4px 4px; padding: 10px 6px; border-radius: 10px; background: rgba(8,7,14,.7); border: 1px solid var(--line); }
.g-thumb-svg { display: block; width: 100%; height: auto; font-family: var(--font); }
.dg-t text { font-size: 11px; }
.dg-tl { font-size: 9.5px; }
.bento .g-card:first-child .g-thumb { padding: 16px 10px; }
.dg-t.dg-row text { text-anchor: start; }
.dg-t circle { fill: rgba(255,255,255,.08); stroke: rgba(255,255,255,.35); }
.dg-t.dg-accent circle { fill: hsl(var(--lh) 90% 68% / .35); stroke: hsl(var(--lh) 90% 70%); }
.dg-t.dg-warn circle { fill: rgba(248,113,113,.2); stroke: #f87171; }
.dg-rail { stroke: rgba(255,255,255,.2); stroke-width: 1.5; }
.g-thumb-svg { max-width: 400px; margin: 0 auto; }
.bento .g-card:first-child .g-thumb-svg { max-width: 480px; }