.guide-page {
  --guide-line: rgba(244, 241, 237, .16);
  --guide-muted: #b9b4af;
  background: #080808;
  font-size: 15px;
  line-height: 1.95;
}
.guide-page [hidden] { display: none !important; }
.guide-page .wrap { width: min(calc(100% - 64px), 1320px); }
.guide-page a, .guide-page summary { touch-action: manipulation; }
.guide-site-header { position: sticky; z-index: 35; top: 0; background: rgba(8, 8, 8, .97); border-bottom: 1px solid var(--guide-line); }
.guide-header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 22px; direction: ltr; }
.guide-brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.guide-brand img { width: 58px; height: 58px; object-fit: contain; }
.guide-wordmark { color: var(--paper); font: 37px/.9 Georgia, serif; letter-spacing: -.08em; }
.guide-wordmark span { color: var(--red-light); }
.guide-site-nav { display: flex; align-items: center; gap: 32px; direction: rtl; }
.guide-site-nav a { position: relative; display: inline-flex; align-items: center; min-height: 44px; color: #c8c3be; font-size: 12px; }
.guide-site-nav a::after { content: ""; position: absolute; bottom: 3px; inset-inline: 0; height: 2px; background: var(--red-light); transform: scaleX(0); transition: transform .25s var(--ease); }
.guide-site-nav a:hover, .guide-site-nav a[aria-current] { color: var(--paper); }
.guide-site-nav a:hover::after, .guide-site-nav a[aria-current]::after { transform: scaleX(1); }
.guide-header-cta { direction: rtl; min-height: 40px; border-color: #5a5552; }
.guide-progress { position: absolute; bottom: -1px; inset-inline: 0; height: 2px; overflow: hidden; }
.guide-progress > span { display: block; width: 100%; height: 100%; background: var(--red-light); transform: scaleX(0); transform-origin: right center; }
.guide-breadcrumb { display: flex; flex-wrap: wrap; gap: 12px; color: #93908b; font-size: 11px; padding-top: 30px; }
.guide-breadcrumb a:hover { color: var(--paper); }
.guide-main { padding-bottom: 74px; }
.guide-cover { position: relative; display: grid; grid-template-columns: 1fr .3fr; align-items: center; gap: 48px; padding: 60px 0 52px; border-bottom: 1px solid var(--guide-line); isolation: isolate; }
.guide-cover::before { content: ""; position: absolute; z-index: -1; width: 470px; height: 380px; max-width: 70vw; background: radial-gradient(ellipse, rgba(165, 15, 42, .15), transparent 67%); inset-inline-end: 0; top: 0; pointer-events: none; }
.guide-kicker { margin: 0 0 12px; color: var(--red-light); font: 10px/1.6 Arial, sans-serif; font-weight: 700; letter-spacing: .19em; text-transform: uppercase; text-align: right; }
.guide-kicker > span { color: #77666c; margin-inline: 6px; }
.guide-cover h1 { max-width: 860px; margin: 0 0 22px; font-size: clamp(31px, 3.6vw, 53px); font-weight: 750; line-height: 1.55; letter-spacing: -.03em; }
.guide-subtitle { max-width: 770px; color: #c5bfba; font-size: 17px; line-height: 1.95; margin-bottom: 23px; }
.guide-edition { display: flex; flex-wrap: wrap; gap: 6px 20px; color: #8f8a85; font-size: 11px; }
.guide-edition span + span { padding-inline-start: 20px; border-inline-start: 1px solid #363232; }
.guide-cover-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 29px; }
.guide-cover-actions .button { min-height: 44px; font-size: 12px; }
.guide-cover-number { border-inline-start: 1px solid var(--guide-line); padding-inline-start: 36px; }
.guide-cover-number > span { display: block; color: #4e1320; font: 150px/1.1 Georgia, serif; letter-spacing: -.09em; }
.guide-cover-number p { margin: 8px 0 0; font-size: 14px; color: #beb6b0; line-height: 1.9; }
.guide-editor-note { display: flex; align-items: flex-start; gap: 19px; padding: 25px 0; border-bottom: 1px solid var(--guide-line); }
.guide-note-marker { display: grid; place-items: center; border: 1px solid #712032; width: 34px; height: 34px; border-radius: 50%; flex: 0 0 auto; color: #ec556d; font-size: 14px; }
.guide-editor-note p { margin: 0; max-width: 1100px; color: #aaa39d; font-size: 12px; line-height: 2; }
.guide-editor-note strong { color: #e7dfda; font-weight: 600; }
.guide-lesson { display: grid; grid-template-columns: .8fr 1fr; gap: 45px; align-items: center; padding-block: 42px; border-bottom: 1px solid var(--guide-line); scroll-margin-top: 95px; }
.guide-lesson h2 { font-size: 27px; line-height: 1.7; margin-bottom: 12px; }
.guide-lesson-copy > p:not(.guide-kicker) { color: var(--guide-muted); font-size: 13px; }
.guide-file-name { overflow-wrap: anywhere; font-size: 10px !important; color: #7f7873 !important; }
.guide-lesson-player { background: #101010; border: 1px solid var(--guide-line); border-radius: 2px; overflow: hidden; }
.guide-lesson video { display: block; width: 100%; max-height: 410px; object-fit: contain; }
.guide-layout { display: grid; grid-template-columns: 245px minmax(0, 1fr); gap: 64px; align-items: start; padding-top: 45px; }
.guide-toc-column { position: sticky; top: 97px; min-width: 0; }
.guide-toc { margin: 0; background: #0c0c0d; border: 1px solid var(--guide-line); }
.guide-toc summary { display: flex; align-items: center; justify-content: space-between; min-height: 53px; padding: 10px 17px; list-style: none; cursor: pointer; font-size: 13px; font-weight: 650; }
.guide-toc summary::-webkit-details-marker { display: none; }
.guide-toc summary > span { color: var(--red-light); transition: transform .2s var(--ease); }
.guide-toc[open] summary > span { transform: rotate(180deg); }
.guide-toc nav { max-height: calc(100vh - 227px); min-height: 180px; overflow: auto; padding: 3px 8px 15px; scrollbar-width: thin; scrollbar-color: #4d2630 #0c0c0d; border-top: 1px solid #242121; }
.guide-toc ol { padding: 0; margin: 0; list-style: none; }
.guide-toc li { margin: 0; }
.guide-toc li a { display: flex; gap: 10px; align-items: baseline; padding: 7px 9px; color: #96908a; font-size: 11px; line-height: 1.7; border-inline-start: 2px solid transparent; transition: background .2s, color .2s, border-color .2s; }
.guide-toc a:hover { color: #eee7e0; background: #181415; }
.guide-toc a.is-current { color: #f4efea; border-inline-start-color: var(--red-light); background: #1a1114; }
.guide-toc-number { min-width: 20px; color: #6f6265; font: 10px/1.6 Arial, sans-serif; direction: ltr; }
.guide-toc-chapter a { font-weight: 650; color: #c3bcb6 !important; padding-top: 12px !important; }
.guide-toc-chapter .guide-toc-number { color: var(--red-light); }
.guide-toc-reading { display: flex; justify-content: space-between; padding: 12px 17px; color: #928980; border-top: 1px solid #242121; font-size: 10px; }
.guide-toc-reading b { color: #ddd1cb; font-weight: 500; font-variant-numeric: tabular-nums; }
.guide-article { min-width: 0; }
.guide-section { position: relative; scroll-margin-top: 103px; padding-block: 15px 43px; margin-bottom: 32px; border-bottom: 1px solid var(--guide-line); }
.guide-section-heading { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 25px; }
.guide-section-heading > div { flex: 1; min-width: 0; }
.guide-section h2 { font-size: clamp(22px, 2.25vw, 32px); letter-spacing: -.025em; line-height: 1.65; }
.guide-section-heading .guide-kicker { margin-bottom: 6px; font-size: 8px; }
.guide-permalink { display: inline-flex; justify-content: center; align-items: center; width: 36px; height: 40px; flex: 0 0 auto; color: #7c515b; font: 19px/1 Arial, sans-serif; transition: color .2s; }
.guide-permalink:hover { color: #ef6b83; }
.guide-section-summary { margin: 0 0 24px; color: #c9c1bc; font-size: 15px; line-height: 2.15; }
.guide-source-page { font-size: 9px; color: #66605b; margin: 19px 0 0; }
.guide-source-page span { margin-inline: 6px; }
.guide-chapter { min-height: 260px; padding: 33px 31px; margin-block: 31px; background: #100b0d; border: 1px solid #32151e; border-inline-start: 3px solid var(--red); }
.guide-chapter .guide-section-heading { align-items: center; }
.guide-chapter-number { color: #591326; font: 74px/1 Georgia, serif; flex: 0 0 auto; }
.guide-chapter .guide-section-summary { color: #d0c2bc; margin-bottom: 0; }
.guide-block-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.guide-block { min-width: 0; padding: 24px; background: #101011; border: 1px solid #292425; border-radius: 2px; }
.guide-block--wide { grid-column: 1 / -1; }
.guide-block h3 { margin: 0 0 13px; color: #f2ebe5; font-size: 16px; font-weight: 650; line-height: 1.85; letter-spacing: 0; }
.guide-block p { color: var(--guide-muted); margin: 0 0 12px; font-size: 13px; line-height: 2.05; }
.guide-block p:last-child { margin-bottom: 0; }
.guide-block ul { padding-inline-start: 20px; margin: 10px 0 0; }
.guide-block li { color: var(--guide-muted); font-size: 13px; line-height: 2.15; margin-bottom: 6px; padding-inline-start: 3px; overflow-wrap: anywhere; }
.guide-block li:last-child { margin-bottom: 0; }
.guide-block li::marker { color: var(--red-light); font-size: 11px; }
.guide-block--callout { border-inline-start: 3px solid var(--red-light); background: #170d10; padding-block: 22px; }
.guide-block--callout > p { color: #d8c7c2; }
.guide-block--note { background: transparent; border: 0; padding: 0 4px; }
.guide-block--note > p { color: #938880; font-size: 12px; }
.guide-block--metric { border-top: 2px solid #8d1730; }
.guide-block--metric h3 { font-family: Arial, Vazirmatn, sans-serif; font-size: 17px; letter-spacing: 0; }
.guide-metric-formula { padding: 12px; border: 1px solid #3a242a; background: #1c1115; color: #e6d1d6 !important; font: 14px/1.6 Arial, sans-serif !important; text-align: center; overflow-wrap: anywhere; }
.guide-block--example { background: #131011; }
.guide-block--example h3 { color: #dc4f6d; }
.guide-table-block { padding: 0; overflow: hidden; }
.guide-table-block > h3, .guide-table-block > p { margin: 20px 22px; }
.guide-table-scroll { overflow-x: auto; scrollbar-width: thin; scrollbar-color: #4d2630 #0c0c0d; }
.guide-table-scroll table { width: 100%; border-collapse: collapse; text-align: right; font-size: 12px; }
.guide-table-scroll th, .guide-table-scroll td { padding: 14px 18px; border-bottom: 1px solid #2b2527; line-height: 1.9; }
.guide-table-scroll thead th { background: #211016; color: #eadce0; font-weight: 650; }
.guide-table-scroll tbody th { color: #cfc6c0; font-weight: 500; width: 41%; }
.guide-table-scroll td { color: #afa59f; }
.guide-table-scroll tbody tr:nth-child(even) { background: #141113; }
.guide-table-scroll tbody tr:last-child th, .guide-table-scroll tbody tr:last-child td { border-bottom: 0; }
.guide-flow { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); list-style: none; padding: 0 !important; margin: 8px 0 0 !important; gap: 19px; }
.guide-flow > li { position: relative; padding: 18px 13px !important; margin: 0; border: 1px solid #38282d; background: #170e12; text-align: center; }
.guide-flow > li + li::before { position: absolute; content: "←"; inset-inline-start: -17px; top: 50%; transform: translateY(-50%); color: #c92e4b; font: 16px/1 Arial, sans-serif; }
.guide-flow strong { display: block; color: #ece2df; font-size: 14px; font-weight: 600; }
.guide-flow span { display: block; margin-top: 6px; color: #a59590; font-size: 10px; line-height: 1.9; }
.guide-flow--formula > li + li::before { content: "+"; }
.guide-flow--formula > li:last-child::before { content: "="; }
.guide-formula-caption { margin-top: 18px !important; font-size: 11px !important; color: #8c7d76 !important; text-align: center; }
.guide-flow--funnel { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.guide-flow--funnel > li { width: 100%; padding: 12px !important; border-color: #651126; background: linear-gradient(90deg, #21131a, #6c0e25); }
.guide-flow--funnel > li:nth-child(2) { width: 92%; }
.guide-flow--funnel > li:nth-child(3) { width: 84%; }
.guide-flow--funnel > li:nth-child(4) { width: 76%; }
.guide-flow--funnel > li:nth-child(5) { width: 68%; }
.guide-flow--funnel > li:nth-child(6) { width: 60%; }
.guide-flow--funnel > li:nth-child(7) { width: 52%; }
.guide-flow--funnel > li + li::before { content: none; }
.guide-flow--funnel strong { font: 12px/1.6 Arial, sans-serif; letter-spacing: .025em; }
.guide-content-mix { padding: 0 !important; margin: 0 !important; list-style: none; }
.guide-content-mix > li { padding: 0; margin: 0 0 17px; }
.guide-content-mix > li > div:first-child { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 7px; }
.guide-content-mix strong { color: #d7cac4; font-size: 12px; font-weight: 500; }
.guide-content-mix > li > div:first-child > span { color: #d94f6b; font-size: 12px; font-variant-numeric: tabular-nums; }
.guide-mix-track { height: 6px; background: #272122; overflow: hidden; border-radius: 4px; }
.guide-mix-track > span { height: 100%; background: #ab1636; display: block; border-radius: inherit; }
.guide-checklist, .guide-myths { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 28px; list-style: none; padding: 0 !important; }
.guide-checklist li, .guide-myths li { position: relative; padding-inline-start: 30px; margin-bottom: 0; }
.guide-checklist li::before, .guide-myths li::before { content: "✓"; position: absolute; inset-inline-start: 0; top: 4px; width: 20px; height: 20px; display: grid; place-items: center; background: #501226; color: #ead2da; border-radius: 50%; font: 12px/1 Arial, sans-serif; }
.guide-myths li { padding-block: 10px; border-bottom: 1px solid #2b2527; }
.guide-myths li::before { content: "×"; background: #292126; top: 14px; }
.guide-source-list { list-style: none; counter-reset: source; padding: 0; margin: 20px 0; }
.guide-source-list li { border-bottom: 1px solid #2a2224; counter-increment: source; }
.guide-source-list a { display: flex; gap: 14px; align-items: center; justify-content: space-between; min-height: 57px; padding-block: 13px; color: #c5b3b0; font: 12px/1.8 Arial, sans-serif; }
.guide-source-list a::before { content: "0" counter(source); color: #754951; font-size: 10px; }
.guide-source-list bdi { flex: 1; overflow-wrap: anywhere; }
.guide-source-list a > span { color: #d13d5c; font-size: 16px; }
.guide-source-list a:hover { color: #fff; }
.guide-source-download { display: block; margin-top: 25px; padding: 18px 22px; border: 1px solid #672033; font-size: 13px; background: #190e13; }
.guide-source-download > span { color: #d94060; margin-inline-start: 9px; }
.guide-source-download small { display: block; margin-top: 5px; font: 10px/1.8 Arial, sans-serif; color: #95767e; overflow-wrap: anywhere; }
.guide-next-step { border-inline-start: 3px solid #bf1d3e; background: #190b11; padding: 32px; margin-top: 35px; }
.guide-next-step h2 { font-size: 29px; line-height: 1.8; margin-bottom: 7px; }
.guide-next-step > p:not(.guide-kicker) { color: #b9a4a1; font-size: 13px; }
.guide-next-step .button { min-height: 44px; }
.guide-back-to-top { position: fixed; z-index: 25; inset-inline-end: 23px; bottom: 24px; width: 44px; height: 44px; background: #1b0d12; border: 1px solid #722139; display: grid; place-items: center; color: #f0c6d1; border-radius: 2px; transition: background .2s, transform .2s; }
.guide-back-to-top:hover { background: #5b1129; transform: translateY(-2px); }
.guide-back-to-top > span { font-size: 21px; }

@media (min-width: 981px) {
  .guide-toc summary { cursor: default; pointer-events: none; }
  .guide-toc summary > span { display: none; }
}
@media (max-width: 1100px) {
  .guide-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 35px; }
  .guide-cover-number > span { font-size: 112px; }
  .guide-cover { gap: 25px; }
  .guide-block { padding: 20px; }
  .guide-table-block { padding: 0; }
}
@media (max-width: 980px) {
  .guide-layout { display: block; padding-top: 25px; }
  .guide-toc-column { position: static; margin-bottom: 32px; }
  .guide-toc nav { max-height: 360px; min-height: 0; }
  .guide-toc ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-cover { grid-template-columns: 1fr .21fr; }
  .guide-cover-number { padding-inline-start: 22px; }
  .guide-cover-number > span { font-size: 88px; }
  .guide-cover-number p { font-size: 11px; }
  .guide-lesson { gap: 25px; }
  .guide-chapter { min-height: 210px; }
}
@media (max-width: 600px) {
  .guide-page .wrap { width: calc(100% - 36px); }
  .guide-header-inner { min-height: 61px; gap: 10px; }
  .guide-brand img { width: 43px; height: 43px; }
  .guide-wordmark { font-size: 29px; }
  .guide-site-nav { gap: 15px; }
  .guide-site-nav a { font-size: 10px; }
  .guide-header-cta { font-size: 9px !important; padding: 6px 9px !important; min-height: 44px !important; gap: 5px; }
  .guide-header-cta > span { font-size: 12px; }
  .guide-breadcrumb { font-size: 9px; padding-top: 19px; gap: 9px; }
  .guide-cover { grid-template-columns: 1fr; padding: 32px 0; gap: 0; }
  .guide-cover h1 { font-size: 29px; line-height: 1.65; margin-bottom: 16px; }
  .guide-kicker { font-size: 9px; }
  .guide-subtitle { font-size: 13px; line-height: 2; margin-bottom: 18px; }
  .guide-cover-number { display: none; }
  .guide-edition { gap: 6px 12px; font-size: 9px; }
  .guide-edition span + span { padding-inline-start: 12px; }
  .guide-edition span:last-child { flex-basis: 100%; padding: 0; border: 0; }
  .guide-cover-actions { margin-top: 23px; gap: 9px; }
  .guide-cover-actions .button { font-size: 11px; padding-inline: 13px; }
  .guide-editor-note { gap: 12px; padding: 20px 0; }
  .guide-editor-note p { font-size: 11px; }
  .guide-note-marker { width: 26px; height: 26px; font-size: 12px; }
  .guide-lesson { grid-template-columns: 1fr; padding-block: 28px; gap: 15px; }
  .guide-lesson h2 { font-size: 23px; }
  .guide-lesson-copy > p:not(.guide-kicker) { font-size: 12px; margin-bottom: 8px; }
  .guide-lesson video { max-height: 450px; }
  .guide-toc summary { padding: 12px 16px; min-height: 49px; font-size: 12px; }
  .guide-toc ol { grid-template-columns: 1fr; }
  .guide-toc li a { font-size: 11px; padding-block: 10px; }
  .guide-toc nav { max-height: 340px; }
  .guide-section { padding-block: 5px 29px; margin-bottom: 28px; scroll-margin-top: 86px; }
  .guide-section-heading { gap: 10px; margin-bottom: 18px; }
  .guide-section-heading .guide-kicker { font-size: 7px; }
  .guide-section h2 { font-size: 23px; line-height: 1.7; }
  .guide-permalink { width: 25px; font-size: 16px; }
  .guide-section-summary { font-size: 13px; line-height: 2.15; margin-bottom: 20px; }
  .guide-block-grid { grid-template-columns: 1fr; gap: 12px; }
  .guide-block { padding: 18px; }
  .guide-block h3 { font-size: 15px; }
  .guide-block p, .guide-block li { font-size: 12px; line-height: 2.1; }
  .guide-block--note { padding: 3px; }
  .guide-block--note > p { font-size: 11px; }
  .guide-chapter { min-height: 0; padding: 25px 19px; margin-block: 31px; }
  .guide-chapter-number { font-size: 47px; }
  .guide-chapter .guide-section-heading { align-items: flex-start; }
  .guide-chapter h2 { font-size: 22px; }
  .guide-source-page { font-size: 8px; }
  .guide-metric-formula { font-size: 13px !important; }
  .guide-table-block { padding: 0; }
  .guide-table-scroll th, .guide-table-scroll td { padding: 12px 10px; font-size: 10px; }
  .guide-table-scroll tbody th { width: 40%; }
  .guide-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .guide-flow > li { padding: 15px 9px !important; }
  .guide-flow > li + li::before { content: none; }
  .guide-flow strong { font-size: 12px; }
  .guide-flow span { font-size: 10px; }
  .guide-flow--funnel > li { padding: 12px 6px !important; }
  .guide-flow--funnel > li:nth-child(7) { width: 55%; }
  .guide-content-mix strong { font-size: 11px; }
  .guide-checklist, .guide-myths { grid-template-columns: 1fr; gap: 9px; }
  .guide-checklist li, .guide-myths li { padding-inline-start: 29px; }
  .guide-source-list a { font-size: 11px; min-height: 61px; }
  .guide-source-download { padding: 16px; font-size: 12px; }
  .guide-source-download small { font-size: 9px; }
  .guide-next-step { padding: 25px 20px; }
  .guide-next-step h2 { font-size: 23px; }
  .guide-next-step > p:not(.guide-kicker) { font-size: 12px; }
  .guide-back-to-top { inset-inline-end: 14px; bottom: 17px; }
  .guide-main { padding-bottom: 42px; }
}
@media (max-width: 360px) {
  .guide-site-nav { gap: 10px; }
  .guide-header-cta { max-width: 83px; font-size: 8px !important; }
  .guide-header-cta > span { display: none; }
  .guide-cover h1 { font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  .guide-page { scroll-behavior: auto; }
  .guide-page *, .guide-page *::before, .guide-page *::after { transition-duration: 0s !important; animation-duration: 0s !important; }
}