/* Unscripted — site stylesheet. No framework. */
:root {
  --ink: #0E1116;
  --ink-2: #161A21;
  --ink-3: #2A2F38;
  --muted: #5B6270;
  --muted-dark: #9AA1AC;
  --rule: #E3E5EA;
  --rule-2: #EEF0F3;
  --accent: #E8462B;      /* decorative + large text, and text on ink */
  --accent-text: #C7361C; /* small accent text on white (AA) */
  --tint: #FFF3EF;
  --code: #F5F6F8;
  --paper: #FFFFFF;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --display: "Inter Tight", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --wrap: 1200px;
  --gutter: clamp(20px, 4.5vw, 48px);
  --grid: 40px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  font-feature-settings: "cv11", "ss01", "ss03";
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
p a, li a, td a, .prose a { color: var(--accent-text); text-decoration: underline; text-decoration-color: rgba(199,54,28,.35); }
p a:hover, li a:hover, .prose a:hover { text-decoration-color: currentColor; }
strong { font-weight: 600; }
::selection { background: var(--accent); color: #fff; }

:focus { outline: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.on-ink :focus-visible { outline-color: #fff; }

.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 14px; font: 600 14px var(--sans); text-decoration: none; }
.skip:focus { top: 12px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.wrap-narrow { max-width: 820px; }

/* ---------- Type ---------- */
h1, h2, h3, h4 { font-family: var(--display); color: inherit; margin: 0; font-weight: 700; letter-spacing: -0.02em; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 5.6vw, 4.75rem); line-height: .98; font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(2rem, 4.2vw, 3.4rem); line-height: 1.02; font-weight: 800; letter-spacing: -0.035em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.55rem); line-height: 1.2; letter-spacing: -0.02em; }
h4 { font-size: 1.05rem; line-height: 1.3; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); line-height: 1.5; color: var(--muted); max-width: 62ch; }
.on-ink .lede { color: #C9CDD4; }
.label {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 12px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent-text);
}
.label::before { content: ""; width: 18px; height: 2px; background: var(--accent); flex: none; }
.on-ink .label { color: var(--accent); }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.accent { color: var(--accent); }
.small { font-size: 14px; line-height: 1.55; }
code { font: 500 .88em var(--mono); background: var(--code); padding: .1em .35em; border: 1px solid var(--rule-2); }

/* ---------- Grid motif ---------- */
.gridbg { position: relative; isolation: isolate; }
.gridbg::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(14,17,22,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14,17,22,.055) 1px, transparent 1px);
  background-size: var(--grid) var(--grid);
  background-position: -1px -1px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.6) 60%, transparent 100%);
          mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.6) 60%, transparent 100%);
}
.on-ink.gridbg::before, .on-ink .gridbg::before {
  background-image:
    linear-gradient(to right, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.055) 1px, transparent 1px);
  -webkit-mask-image: none; mask-image: none;
}
.on-ink { background: var(--ink); color: #fff; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.92); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--rule); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 800 14px/1 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--ink); white-space: nowrap; }
.brand svg { width: 26px; height: 26px; flex: none; }
.brand .of { color: var(--accent-text); }
.on-ink .brand { color: #fff; } .on-ink .brand .of { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a { font: 500 14px var(--sans); color: var(--muted); text-decoration: none; padding: 8px 10px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav .btn { margin-left: 10px; }
@media (max-width: 860px) {
  .nav a.nav-opt { display: none; }
}
@media (max-width: 420px) {
  .brand { letter-spacing: .1em; font-size: 13px; }
  .nav a.nav-audit { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  --sh: var(--accent);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 22px;
  font: 600 15px/1.2 var(--sans); letter-spacing: -0.005em; text-decoration: none; text-align: center;
  border: 1.5px solid var(--ink); border-radius: 0; cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}
.btn-primary { background: var(--ink); color: #fff; box-shadow: 4px 4px 0 var(--sh); }
.btn-primary:hover { transform: translate(-1px,-1px); box-shadow: 5px 5px 0 var(--sh); }
.btn-primary:active { transform: translate(2px,2px); box-shadow: 2px 2px 0 var(--sh); }
.btn-secondary { background: #fff; color: var(--ink); }
.btn-secondary:hover { background: var(--tint); }
.btn-sm { min-height: 38px; padding: 8px 14px; font-size: 14px; box-shadow: 3px 3px 0 var(--sh); }
.btn-sm.btn-secondary { box-shadow: none; }
.btn .arrow { font-family: var(--mono); font-weight: 500; }
.on-ink .btn-primary { background: #fff; color: var(--ink); border-color: #fff; }
.on-ink .btn-secondary { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.on-ink .btn-secondary:hover { background: rgba(255,255,255,.08); }
.btn[aria-disabled="true"], .btn.is-soon {
  background: #F1F2F4 !important; color: var(--muted) !important; border-color: var(--rule) !important; box-shadow: none !important; transform: none !important; cursor: not-allowed;
}
.on-ink .btn[aria-disabled="true"], .on-ink .btn.is-soon { background: var(--ink-3) !important; color: #C9CDD4 !important; border-color: var(--ink-3) !important; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px 16px; align-items: center; }
.btn-note { font: 500 12.5px/1.4 var(--mono); color: var(--muted); letter-spacing: .02em; }
.on-ink .btn-note { color: var(--muted-dark); }

/* ---------- Sections ---------- */
.section { padding: clamp(72px, 10vw, 128px) 0; border-top: 1px solid var(--rule); }
.section.on-ink { border-top-color: var(--ink); }
.section.tint { background: var(--tint); border-top-color: #F6DCD3; }
.sec-head { display: grid; gap: 18px; margin-bottom: clamp(36px, 5vw, 64px); max-width: 880px; }
.sec-head .lede { margin: 0; }
.sec-num { font: 500 12px var(--mono); color: var(--muted); letter-spacing: .08em; }

/* ---------- Hero ---------- */
.hero { padding: clamp(48px, 8vw, 104px) 0 clamp(56px, 8vw, 96px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { margin: 22px 0 26px; }
.hero h1 .hl { color: var(--accent); }
.hero .lede { margin-bottom: 34px; color: #3D434E; }
.hero .btn-note { margin-top: 18px; display: block; }
.specbar { margin-top: clamp(48px, 7vw, 80px); border-top: 1px solid var(--ink); display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); }
.specbar div { padding: 16px 16px 4px 0; }
.specbar b { display: block; font: 800 clamp(1.6rem, 3vw, 2.2rem)/1 var(--display); letter-spacing: -0.03em; }
.specbar span { display: block; margin-top: 8px; font: 500 11.5px/1.35 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .specbar { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 480px) { .specbar { grid-template-columns: repeat(2, minmax(0,1fr)); } }

/* ---------- Book covers (mirror the PDF covers) ---------- */
.cover {
  container-type: inline-size;
  position: relative; aspect-ratio: 210 / 297; background: var(--ink); color: #fff; overflow: hidden;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 24px 48px -24px rgba(14,17,22,.45);
}
.cover::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 4.76cqw 4.76cqw;
}
.cover > * { position: absolute; left: 10.5cqw; right: 10.5cqw; }
.cover .c-brand { top: 10.5cqw; font: 700 2.8cqw/1 var(--display); letter-spacing: .18em; text-transform: uppercase; }
.cover .c-brand span { color: var(--accent); }
.cover .c-num { top: 33cqw; font: 800 24cqw/.9 var(--display); color: var(--accent); letter-spacing: -0.04em; }
.cover .c-title { top: 61cqw; font: 800 7.6cqw/1.02 var(--display); letter-spacing: -0.025em; }
.cover .c-sub { top: 84cqw; right: 19cqw; font: 400 3cqw/1.45 var(--sans); color: #C9CDD4; }
.cover .c-foot { top: auto; bottom: 10.5cqw; font: 500 2.1cqw/1.3 var(--sans); color: #8B919C; border-top: 1px solid var(--ink-3); padding-top: 2.4cqw; display: flex; justify-content: space-between; gap: 2cqw; }
.cover-stack { position: relative; width: 100%; max-width: 480px; margin: 0 auto; aspect-ratio: 1 / 1.12; }
.cover-stack .cover { position: absolute; width: 58%; }
.cover-stack .cover:nth-child(1) { left: 0; top: 0; }
.cover-stack .cover:nth-child(2) { left: 14%; top: 7%; }
.cover-stack .cover:nth-child(3) { left: 28%; top: 14%; }
.cover-stack .cover:nth-child(4) { left: 42%; top: 21%; }
.cover-tag { position: absolute; right: 0; top: 2%; font: 500 11px/1.5 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); text-align: right; }
.cover-tag b { color: var(--ink); font-weight: 600; }
@media (max-width: 960px) { .cover-stack { max-width: 420px; } }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
.stat { padding: 28px 24px 26px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); display: flex; flex-direction: column; gap: 12px; background: #fff; }
.stat b { font: 800 clamp(2.8rem, 5vw, 4.2rem)/.95 var(--display); letter-spacing: -0.045em; color: var(--accent); }
.stat p { margin: 0; font-size: 15.5px; line-height: 1.5; }
.stat .src { margin-top: auto; padding-top: 10px; font: 500 12px/1.45 var(--mono); color: var(--muted); }
.stat .src a { color: var(--muted); text-decoration: underline; text-decoration-color: var(--rule); }
.stat .src a:hover { color: var(--ink); }
@media (max-width: 1000px) { .stats { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px) { .stats { grid-template-columns: minmax(0,1fr); } }

.two-col { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: clamp(28px, 5vw, 72px); }
.prose-col p { max-width: 60ch; }
@media (max-width: 860px) { .two-col { grid-template-columns: minmax(0,1fr); } }

/* ---------- "Why not" cards ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; border: 1px solid var(--rule); }
.cards-3 > * { padding: 30px 28px; border-right: 1px solid var(--rule); background: #fff; }
.cards-3 > *:last-child { border-right: none; }
.cards-3 h3 { margin: 14px 0 12px; }
.cards-3 p { font-size: 16px; color: #333944; }
.cards-3 .verdict { font: 500 12px/1.4 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--accent-text); margin: 0; }
@media (max-width: 900px) { .cards-3 { grid-template-columns: minmax(0,1fr); } .cards-3 > * { border-right: none; border-bottom: 1px solid var(--rule); } .cards-3 > *:last-child { border-bottom: none; } }
.thesis { margin-top: clamp(40px, 6vw, 72px); padding: clamp(28px, 4vw, 44px); background: var(--ink); color: #fff; display: grid; grid-template-columns: auto minmax(0,1fr); gap: 28px; align-items: start; }
.thesis .mark { font: 800 clamp(3rem, 6vw, 4.5rem)/.8 var(--display); color: var(--accent); }
.thesis p { margin: 0; font: 700 clamp(1.4rem, 2.6vw, 2.1rem)/1.2 var(--display); letter-spacing: -0.025em; }
.thesis p span { color: var(--accent); }
@media (max-width: 560px) { .thesis { grid-template-columns: minmax(0,1fr); gap: 12px; } }

/* ---------- Method: lanes + steps ---------- */
.lanes { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); border: 1px solid var(--ink); }
.lane { padding: 28px; }
.lane + .lane { border-left: 1px solid var(--ink); }
.lane.ai { background: var(--tint); }
.lane-tag { font: 600 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; display: inline-block; padding: 5px 9px; border: 1px solid currentColor; }
.lane.ai .lane-tag { color: var(--accent-text); }
.lane h3 { margin: 18px 0 10px; }
.lane ul { margin: 14px 0 0; padding: 0; list-style: none; }
.lane li { padding: 9px 0 9px 26px; border-top: 1px solid rgba(14,17,22,.1); position: relative; font-size: 16px; }
.lane li::before { content: "→"; position: absolute; left: 0; font-family: var(--mono); color: var(--accent-text); }
@media (max-width: 760px) { .lanes { grid-template-columns: minmax(0,1fr); } .lane + .lane { border-left: none; border-top: 1px solid var(--ink); } }

.steps { list-style: none; margin: clamp(40px,6vw,64px) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); counter-reset: step; }
.steps li { padding: 24px 24px 22px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); counter-increment: step; }
.steps li::before { content: "0" counter(step); display: block; font: 600 12px var(--mono); color: var(--accent-text); letter-spacing: .06em; margin-bottom: 12px; }
.steps h4 { margin-bottom: 8px; }
.steps p { margin: 0; font-size: 15.5px; color: #3D434E; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 560px) { .steps { grid-template-columns: minmax(0,1fr); } }

/* ---------- Ladder demo ---------- */
.ladder { margin-top: clamp(48px, 7vw, 80px); border: 1px solid var(--ink); background: #fff; }
.ladder-top { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--ink); background: var(--ink); color: #fff; }
.ladder-top .t { font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: #C9CDD4; }
.ladder-top .t b { color: #fff; font-weight: 600; }
.ladder-body { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); }
.rungs { display: flex; flex-direction: column; border-right: 1px solid var(--rule); }
.rung-tab {
  appearance: none; background: #fff; border: 0; border-bottom: 1px solid var(--rule); text-align: left; padding: 18px 20px; cursor: pointer;
  font: inherit; color: var(--ink); display: grid; grid-template-columns: 44px minmax(0,1fr); gap: 4px 12px; align-items: baseline; position: relative;
}
.rung-tab:last-child { border-bottom: 0; }
.rung-tab .n { font: 800 28px/1 var(--display); color: #C3C7CF; letter-spacing: -0.03em; grid-row: span 2; }
.rung-tab .k { font: 600 15px/1.3 var(--sans); }
.rung-tab .r { font: 500 11.5px/1.4 var(--mono); color: var(--muted); letter-spacing: .02em; }
.rung-tab:hover { background: #FAFAFB; }
.rung-tab[aria-selected="true"] { background: var(--tint); }
.rung-tab[aria-selected="true"]::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--accent); }
.rung-tab[aria-selected="true"] .n { color: var(--accent); }
.rung-tab:focus-visible { outline-offset: -3px; }
.rung-panel { padding: clamp(20px, 3vw, 32px); min-width: 0; }
.rung-panel[hidden] { display: none; }
.screen { border: 1px solid var(--ink); background: var(--ink-2); color: #E6E8EC; font: 400 13.5px/1.65 var(--mono); margin-bottom: 22px; }
.screen-bar { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-bottom: 1px solid var(--ink-3); font-size: 11.5px; color: #8B919C; letter-spacing: .04em; }
.screen-bar i { width: 8px; height: 8px; background: var(--ink-3); display: inline-block; }
.screen pre { margin: 0; padding: 14px 16px; white-space: pre-wrap; overflow-wrap: anywhere; }
.screen .cm { color: #8B919C; }
.screen .add { display: block; background: rgba(232,70,43,.16); border-left: 3px solid var(--accent); margin: 8px -16px 0; padding: 6px 13px; color: #fff; }
.say { margin: 0 0 20px; padding: 16px 18px; background: var(--tint); border-left: 3px solid var(--accent); font-size: 16.5px; }
.say .say-who { display: block; font: 600 11.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent-text); margin-bottom: 6px; }
.compare { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 0; border: 1px solid var(--rule); }
.compare > div { padding: 16px 18px; }
.compare > div + div { border-left: 1px solid var(--rule); }
.compare h4 { font: 600 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.compare .good h4 { color: #1F7A4D; }
.compare .bad h4 { color: var(--accent-text); }
.compare p { margin: 0; font-size: 15px; line-height: 1.55; }
.listen { margin: 16px 0 0; font-size: 15px; padding: 12px 0 0; border-top: 1px dashed var(--rule); }
.listen b { font: 600 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; margin-right: 6px; }
.ladder-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 18px; border-top: 1px solid var(--rule); background: #FAFAFB; }
.weights { display: flex; width: min(100%, 420px); height: 30px; border: 1px solid var(--ink); }
.weights span { display: flex; align-items: center; justify-content: center; font: 600 11px var(--mono); color: var(--ink); border-right: 1px solid var(--ink); }
.weights span:last-child { border-right: 0; }
.weights span.on { background: var(--accent); color: #fff; }
.ladder-nav { display: flex; gap: 8px; }
@media (max-width: 820px) {
  .ladder-body { grid-template-columns: minmax(0,1fr); }
  .rungs { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border-right: 0; border-bottom: 1px solid var(--rule); }
  .rung-tab { border-bottom: 0; border-right: 1px solid var(--rule); grid-template-columns: minmax(0,1fr); gap: 2px; padding: 12px 10px; min-width: 0; }
  .rung-tab:last-child { border-right: 0; }
  .rung-tab .n { grid-row: auto; font-size: 22px; }
  .rung-tab .k { font-size: 13px; overflow-wrap: anywhere; }
  .rung-tab .r { display: none; }
  .rung-tab[aria-selected="true"]::before { left: 0; right: 0; top: auto; bottom: 0; width: auto; height: 3px; }
  .weights span { flex: 1 !important; font-size: 10.5px; }
  .compare { grid-template-columns: minmax(0,1fr); }
  .compare > div + div { border-left: 0; border-top: 1px solid var(--rule); }
}
@media (max-width: 480px) {
  .rungs { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .rung-tab:nth-child(2) { border-right: 0; }
  .rung-tab:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
/* No-JS: show every rung stacked */
.no-js .rung-panel[hidden] { display: block; border-top: 1px solid var(--rule); }

/* ---------- Inside / books ---------- */
.books { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0; border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
.book { display: grid; grid-template-columns: 120px minmax(0,1fr); gap: 24px; padding: 28px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); align-items: start; }
.book .cover { width: 120px; }
.book h3 { margin: 4px 0 8px; }
.book .meta { font: 500 12px var(--mono); color: var(--accent-text); letter-spacing: .05em; text-transform: uppercase; }
.book p { font-size: 15.5px; color: #3D434E; margin: 0 0 12px; }
.toc-list { margin: 0; padding: 0; list-style: none; font-size: 14px; line-height: 1.45; color: var(--muted); }
.toc-list li { padding: 5px 0; border-top: 1px solid var(--rule-2); display: flex; gap: 10px; }
.toc-list li span { font-family: var(--mono); font-size: 12px; color: var(--accent-text); flex: none; padding-top: 1px; }
.toc-list.more li:nth-child(n+7) { display: none; }
.toc-more { margin-top: 8px; font: 500 12px var(--mono); color: var(--muted); }
@media (max-width: 960px) { .books { grid-template-columns: minmax(0,1fr); } }
@media (max-width: 480px) { .book { grid-template-columns: minmax(0,1fr); } .book .cover { width: 96px; } }
.extras { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; margin-top: 28px; border: 1px solid var(--rule); }
.extras > div { padding: 22px 24px; border-right: 1px solid var(--rule); }
.extras > div:last-child { border-right: 0; }
.extras h4 { margin: 8px 0 6px; }
.extras p { margin: 0; font-size: 15px; color: #3D434E; }
@media (max-width: 860px) { .extras { grid-template-columns: minmax(0,1fr); } .extras > div { border-right: 0; border-bottom: 1px solid var(--rule); } .extras > div:last-child { border-bottom: 0; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.chips li { font: 500 12.5px var(--mono); padding: 6px 10px; border: 1px solid var(--rule); background: #fff; }

/* ---------- Document panel (sample question, templates) ---------- */
.doc { border: 1px solid var(--ink); background: #fff; position: relative; }
.doc-bar { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between; padding: 12px 18px; border-bottom: 1px solid var(--ink); font: 500 12px var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); background: #FAFAFB; }
.doc-bar b { color: var(--ink); font-weight: 600; }
.doc-body { padding: clamp(22px, 4vw, 48px); }
.prose { font-size: 16.5px; line-height: 1.65; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin: 2.2em 0 .6em; letter-spacing: -0.025em; line-height: 1.12; }
.prose h3 { font-size: 1.2rem; margin: 1.8em 0 .5em; }
.prose h4 { margin: 1.4em 0 .4em; }
.prose p, .prose ul, .prose ol { margin: 0 0 1em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: .4em; }
.prose li::marker { color: var(--accent-text); }
.prose blockquote { margin: 1.2em 0; padding: 14px 18px; background: var(--tint); border-left: 3px solid var(--accent); }
.prose blockquote > *:last-child { margin-bottom: 0; }
.prose pre { background: var(--ink-2); color: #E6E8EC; padding: 16px 18px; overflow-x: auto; font: 400 13.5px/1.6 var(--mono); margin: 1.2em 0; border: 1px solid var(--ink); }
.prose pre code { background: none; border: 0; padding: 0; color: inherit; font-size: inherit; }
.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 2em 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 1.2em 0 1.6em; display: block; overflow-x: auto; }
.prose th { text-align: left; background: var(--ink); color: #fff; font-weight: 600; padding: 10px 12px; white-space: nowrap; }
.prose td { padding: 10px 12px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.prose img { margin: 1.5em 0; }
.doc-fade { max-height: 1100px; overflow: hidden; position: relative; }
.doc-fade.open { max-height: none; }
.doc-fade:not(.open)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 180px; background: linear-gradient(rgba(255,255,255,0), #fff); }
.doc-more { padding: 0 clamp(22px, 4vw, 48px) clamp(22px, 4vw, 36px); }
.no-js .doc-fade { max-height: none; } .no-js .doc-fade::after { display: none; } .no-js .doc-more { display: none; }

/* ---------- For / not for ---------- */
.who { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
.who > div { padding: 28px 26px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); background: #fff; }
.who .role { font: 500 12px var(--mono); color: var(--accent-text); letter-spacing: .06em; text-transform: uppercase; }
.who h3 { margin: 12px 0 10px; }
.who p { font-size: 15.5px; color: #3D434E; margin: 0 0 .8em; }
.notfor { margin-top: 28px; padding: 26px 28px; border: 1px dashed #C3C7CF; background: #fff; }
.notfor h3 { margin-bottom: 12px; }
.notfor ul { margin: 0; padding-left: 1.2em; }
.notfor li { margin: .35em 0; font-size: 16px; }
@media (max-width: 900px) { .who { grid-template-columns: minmax(0,1fr); } }

/* ---------- Author ---------- */
.author { display: grid; grid-template-columns: 200px minmax(0,1fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.monogram { width: 200px; aspect-ratio: 1; background: var(--ink); color: #fff; position: relative; overflow: hidden; }
.monogram::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 20px 20px; }
.monogram span { position: absolute; left: 18px; bottom: 6px; font: 800 120px/1 var(--display); color: var(--accent); letter-spacing: -0.05em; }
.monogram small { position: absolute; left: 20px; top: 18px; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #C9CDD4; }
.facts { margin: 22px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); border-top: 1px solid var(--ink); }
.facts li { padding: 14px 14px 0 0; }
.facts b { display: block; font: 700 1.05rem/1.25 var(--display); }
.facts span { font: 500 11.5px var(--mono); color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
@media (max-width: 760px) { .author { grid-template-columns: minmax(0,1fr); } .monogram { width: 140px; } .monogram span { font-size: 86px; } .facts { grid-template-columns: minmax(0,1fr); } }

/* ---------- Pricing ---------- */
.plans { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 28px; max-width: 980px; }
.plan { border: 1px solid rgba(255,255,255,.22); background: var(--ink-2); padding: clamp(24px, 3.5vw, 36px); display: flex; flex-direction: column; position: relative; }
.plan.featured { border-color: var(--accent); box-shadow: 6px 6px 0 var(--accent); }
.plan .ribbon { position: absolute; top: -1px; right: -1px; background: var(--accent); color: var(--ink); font: 600 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; padding: 6px 10px; }
.plan h3 { font-size: 1.6rem; }
.plan .for { color: #C9CDD4; font-size: 15px; margin: 6px 0 22px; }
.price { display: flex; align-items: baseline; flex-wrap: wrap; gap: 12px; margin-bottom: 6px; }
.price .now { font: 800 clamp(3rem, 6vw, 4.2rem)/1 var(--display); letter-spacing: -0.045em; }
.price s { font: 600 1.5rem var(--display); color: var(--muted-dark); text-decoration-thickness: 2px; text-decoration-color: var(--accent); }
.price .cur { font: 500 12px var(--mono); color: var(--muted-dark); letter-spacing: .06em; }
.launch-note { font: 500 12.5px/1.4 var(--mono); color: var(--accent); margin: 0 0 18px; min-height: 1.4em; }
.plan ul { list-style: none; margin: 8px 0 28px; padding: 0; border-top: 1px solid var(--ink-3); }
.plan li { padding: 11px 0 11px 28px; border-bottom: 1px solid var(--ink-3); position: relative; font-size: 15.5px; color: #E6E8EC; }
.plan li::before { content: "+"; position: absolute; left: 2px; font: 600 15px var(--mono); color: var(--accent); }
.plan .btn { margin-top: auto; width: 100%; }
.guarantee { margin-top: 36px; display: grid; grid-template-columns: auto minmax(0,1fr); gap: 20px; align-items: center; max-width: 980px; padding: 22px 24px; border: 1px solid rgba(255,255,255,.22); }
.guarantee .seal { font: 800 2.6rem/1 var(--display); color: var(--accent); letter-spacing: -0.04em; }
.guarantee .seal small { display: block; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: #C9CDD4; margin-top: 4px; }
.guarantee p { margin: 0; color: #E6E8EC; font-size: 16px; }
@media (max-width: 820px) { .plans { grid-template-columns: minmax(0,1fr); } }
@media (max-width: 480px) { .guarantee { grid-template-columns: minmax(0,1fr); } }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--ink); max-width: 920px; }
.faq { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 48px 22px 0; position: relative; font: 700 clamp(1.08rem, 1.7vw, 1.28rem)/1.3 var(--display); letter-spacing: -0.015em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font: 500 24px var(--mono); color: var(--accent-text); transition: transform .15s; }
.faq[open] summary::after { content: "−"; }
.faq summary:hover { color: var(--accent-text); }
.faq .a { padding: 0 0 22px; max-width: 70ch; color: #333944; }
.faq .a p:last-child { margin-bottom: 0; }

/* ---------- Final CTA ---------- */
.final { text-align: left; }
.final h2 { max-width: 16ch; font-size: clamp(2.3rem, 5.4vw, 4.4rem); }
.final .lede { margin: 22px 0 34px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #C9CDD4; padding: 56px 0 40px; font-size: 14.5px; border-top: 1px solid var(--ink-3); }
.foot-grid { display: grid; grid-template-columns: minmax(0,1.4fr) repeat(3, minmax(0,1fr)); gap: 32px; }
.site-footer h2 { font: 500 11.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted-dark); margin-bottom: 14px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 0 0 8px; }
.site-footer a { color: #E6E8EC; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.site-footer .brand .of { color: var(--accent); }
.foot-base { margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--ink-3); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; font: 500 12px var(--mono); color: var(--muted-dark); }
@media (max-width: 760px) { .foot-grid { grid-template-columns: minmax(0,1fr) minmax(0,1fr); } .foot-grid > div:first-child { grid-column: 1 / -1; } }

/* ---------- Generic page head (inner pages) ---------- */
.page-head { padding: clamp(48px, 7vw, 96px) 0 clamp(36px, 5vw, 56px); border-bottom: 1px solid var(--rule); }
.page-head h1 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); margin: 18px 0 20px; max-width: 18ch; }
.page-head .lede { margin: 0; }
.crumbs { font: 500 12px var(--mono); color: var(--muted); letter-spacing: .04em; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--ink); text-decoration: underline; }
.page-body { padding: clamp(40px, 6vw, 80px) 0 clamp(64px, 8vw, 112px); }
.legal { max-width: 72ch; }
.legal h2 { font-size: 1.6rem; margin: 2em 0 .6em; }

/* ---------- CTA box ---------- */
.cta-box { border: 1px solid var(--ink); background: var(--tint); padding: clamp(20px, 3vw, 30px); margin: 2.4em 0; display: grid; gap: 14px; box-shadow: 6px 6px 0 var(--ink); }
.cta-box .label { margin: 0; }
.cta-box h3 { font-size: clamp(1.25rem, 2.2vw, 1.6rem); margin: 0; }
.cta-box p { margin: 0; color: #333944; font-size: 16px; }
.cta-box .btn-row { margin-top: 6px; }
.prose .cta-box h3 { margin: 0; }

/* ---------- Copy button ---------- */
.copy-btn { font: 600 13px var(--mono); letter-spacing: .02em; text-transform: none; background: var(--ink); color: #fff; border: 1.5px solid var(--ink); padding: 8px 12px; cursor: pointer; min-height: 36px; }
.copy-btn:hover { background: #262B33; }
.copy-btn.done { background: #1F7A4D; border-color: #1F7A4D; }

/* ---------- Blog ---------- */
.post-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.post-list li { border-bottom: 1px solid var(--rule); }
.post-list a { display: grid; grid-template-columns: 140px minmax(0,1fr); gap: 8px 28px; padding: 26px 0; text-decoration: none; }
.post-list a:hover h2 { color: var(--accent-text); }
.post-list time, .post-list .tag { font: 500 12.5px var(--mono); color: var(--muted); letter-spacing: .03em; padding-top: 6px; }
.post-list h2 { font-size: clamp(1.3rem, 2.4vw, 1.75rem); letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 8px; }
.post-list p { margin: 0; color: var(--muted); font-size: 16px; }
@media (max-width: 640px) { .post-list a { grid-template-columns: minmax(0,1fr); } }
.empty { border: 1px dashed #C3C7CF; padding: 32px; }

.article-layout { display: grid; grid-template-columns: minmax(0, 68ch) minmax(0, 260px); gap: clamp(32px, 5vw, 80px); justify-content: space-between; }
.article-layout .prose { font-size: 18px; line-height: 1.7; }
.article-layout .prose h2 { scroll-margin-top: 84px; }
.article-layout .prose h3 { scroll-margin-top: 84px; }
.toc { position: sticky; top: 92px; align-self: start; font-size: 14px; border-top: 1px solid var(--ink); padding-top: 14px; }
.toc h2 { font: 500 11.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.toc ol { margin: 0; padding: 0; list-style: none; counter-reset: toc; }
.toc li { counter-increment: toc; margin: 0; border-bottom: 1px solid var(--rule-2); }
.toc a { display: grid; grid-template-columns: 28px minmax(0,1fr); padding: 8px 0; text-decoration: none; color: #3D434E; line-height: 1.4; }
.toc a::before { content: counter(toc, decimal-leading-zero); font: 500 11.5px var(--mono); color: var(--accent-text); padding-top: 2px; }
.toc a:hover { color: var(--ink); }
.toc-inline { display: none; }
@media (max-width: 1020px) {
  .article-layout { grid-template-columns: minmax(0,1fr); }
  .article-layout .toc-col { display: none; }
  .toc-inline { display: block; position: static; margin: 0 0 2em; }
}
.post-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font: 500 12.5px var(--mono); color: var(--muted); margin-top: 18px; }
.author-box { display: grid; grid-template-columns: 64px minmax(0,1fr); gap: 18px; padding: 22px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); margin: 3em 0 0; }
.author-box .mini { width: 64px; height: 64px; background: var(--ink); color: var(--accent); font: 800 40px/64px var(--display); text-align: center; letter-spacing: -0.04em; }
.author-box p { margin: 0; font-size: 15.5px; color: #3D434E; }
.author-box b { color: var(--ink); }
.related { margin-top: 3em; }
.related h2 { font-size: 1.4rem; margin-bottom: 14px; }
.related ul { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.related li { border-bottom: 1px solid var(--rule); }
.related a { display: block; padding: 14px 0; text-decoration: none; font-weight: 600; }
.related a:hover { color: var(--accent-text); }
.draft-banner { background: var(--accent); color: var(--ink); font: 600 13px var(--mono); padding: 8px var(--gutter); text-align: center; }

/* ---------- Audit tool ---------- */
.audit-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 300px); gap: clamp(28px, 4vw, 56px); align-items: start; }
.audit-side { position: sticky; top: 88px; border: 1px solid var(--ink); background: #fff; }
.audit-side .hd { padding: 14px 16px; border-bottom: 1px solid var(--ink); font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; display: flex; justify-content: space-between; }
.audit-side .bd { padding: 16px; }
.meter { height: 10px; border: 1px solid var(--ink); background: #fff; position: relative; overflow: hidden; }
.meter i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--accent); width: 0; transition: width .2s; }
.area-list { list-style: none; margin: 16px 0 0; padding: 0; font-size: 14px; }
.area-list li { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-top: 1px solid var(--rule-2); }
.area-list li span:last-child { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
.area-head { margin: 44px 0 14px; display: flex; align-items: baseline; gap: 14px; }
.area-head:first-child { margin-top: 0; }
.area-head h2 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.area-head .label { flex: none; }
.q { border: 1px solid var(--rule); margin: 0 0 16px; padding: 0; background: #fff; }
.q legend { float: left; width: 100%; padding: 18px 20px 6px; font: 700 1.08rem/1.35 var(--display); letter-spacing: -0.01em; }
.q legend .qn { display: block; font: 500 12px var(--mono); color: var(--accent-text); letter-spacing: .06em; margin-bottom: 6px; }
.q .opts { clear: both; display: grid; gap: 0; padding: 8px 12px 12px; }
.opt { display: grid; grid-template-columns: 22px minmax(0,1fr) auto; gap: 12px; align-items: start; padding: 11px 10px; cursor: pointer; border: 1px solid transparent; font-size: 15.5px; line-height: 1.45; }
.opt:hover { background: #FAFAFB; }
.opt input { margin: 3px 0 0; width: 18px; height: 18px; accent-color: var(--accent); }
.opt .pts { font: 500 11.5px var(--mono); color: var(--muted); white-space: nowrap; padding-top: 2px; }
.opt:has(input:checked) { background: var(--tint); border-color: #F3C9BC; }
.q.answered { border-color: #C3C7CF; }
.q.missing { border-color: var(--accent); }
.audit-actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
@media (max-width: 960px) {
  .audit-wrap { grid-template-columns: minmax(0,1fr); }
  .audit-side { position: sticky; top: 64px; z-index: 5; order: -1; }
  .audit-side .area-list, .audit-side .side-note { display: none; }
  .audit-side .hd { padding: 10px 14px; } .audit-side .bd { padding: 10px 14px; }
}
.result { border: 1px solid var(--ink); background: #fff; margin-top: 8px; scroll-margin-top: 80px; }
.result-top { background: var(--ink); color: #fff; padding: clamp(24px, 4vw, 40px); display: grid; grid-template-columns: auto minmax(0,1fr); gap: clamp(20px, 4vw, 44px); align-items: center; }
.score { font: 800 clamp(4.5rem, 11vw, 7.5rem)/.85 var(--display); letter-spacing: -0.05em; color: var(--accent); }
.score small { font: 600 1.4rem var(--display); color: #C9CDD4; letter-spacing: -0.02em; }
.band { display: inline-block; font: 600 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; padding: 6px 10px; border: 1px solid currentColor; margin-bottom: 12px; }
.band.low { color: #7FD1A6; } .band.moderate { color: #F5C26B; } .band.high { color: #FF8A70; } .band.critical { color: #fff; background: var(--accent); border-color: var(--accent); }
.result-top h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 10px; }
.result-top p { margin: 0; color: #C9CDD4; }
.scale { display: grid; grid-template-columns: 5fr 7fr 8fr 11fr; margin-top: 20px; font: 500 10.5px var(--mono); letter-spacing: .04em; text-transform: uppercase; color: #8B919C; }
.scale span { border-top: 3px solid var(--ink-3); padding-top: 6px; }
.scale span.on { border-top-color: var(--accent); color: #fff; }
.result-body { padding: clamp(22px, 4vw, 40px); }
.fixes { list-style: none; margin: 0 0 8px; padding: 0; counter-reset: fx; }
.fixes li { counter-increment: fx; display: grid; grid-template-columns: 48px minmax(0,1fr); gap: 16px; padding: 20px 0; border-top: 1px solid var(--rule); }
.fixes li::before { content: counter(fx, decimal-leading-zero); font: 800 2rem/1 var(--display); color: var(--accent); letter-spacing: -0.03em; }
.fixes h3 { font-size: 1.1rem; margin-bottom: 6px; }
.fixes p { margin: 0; font-size: 15.5px; color: #3D434E; }
.fixes .tagline { font: 500 11.5px var(--mono); color: var(--muted); letter-spacing: .04em; text-transform: uppercase; margin-bottom: 6px; display: block; }
.urgent { margin: 18px 0 0; padding: 14px 16px; border-left: 3px solid var(--accent); background: var(--tint); font-size: 15.5px; }
.areas-out { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0; border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); margin: 24px 0; }
.areas-out div { padding: 14px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.areas-out b { display: block; font: 600 12px var(--mono); letter-spacing: .04em; text-transform: uppercase; margin-bottom: 8px; }
.areas-out .bar { height: 8px; background: var(--rule-2); position: relative; }
.areas-out .bar i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--accent); }
.areas-out span { display: block; font: 500 12px var(--mono); color: var(--muted); margin-top: 6px; }
@media (max-width: 640px) { .areas-out { grid-template-columns: minmax(0,1fr) minmax(0,1fr); } .result-top { grid-template-columns: minmax(0,1fr); } }
.share { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 16px 0 0; border-top: 1px solid var(--rule); margin-top: 20px; }
.share input { flex: 1 1 260px; min-width: 0; font: 500 13px var(--mono); padding: 9px 10px; border: 1px solid var(--rule); background: #FAFAFB; color: var(--ink); }

/* ---------- Utilities ---------- */
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 12px; } .mt-2 { margin-top: 24px; } .mt-3 { margin-top: 40px; }
.center { text-align: center; }
hr.rule { border: 0; border-top: 1px solid var(--rule); margin: 40px 0; }
.nav a.btn, .nav a.btn:hover { color: #fff; padding: 8px 14px; }
.result:focus, .result:focus-visible { outline: none; }
.prose a.btn, p a.btn, li a.btn { text-decoration: none; }
.prose a.btn-primary, li a.btn-primary { color: #fff; }
.prose a.btn-secondary, li a.btn-secondary { color: var(--ink); }
.prose .related a { color: var(--ink); text-decoration: none; }
.prose .related a:hover { color: var(--accent-text); }
.prose .author-box a { color: var(--accent-text); }