@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
    --nav-offset: 48px;
    --ink: #222222;
    --muted: #666666;
    --line: #dddddd;
    --paper: #ffffff;
    --surface: #f8fafb;
    --brand: #28a79c;
    --brand-dark: #1A5C54;
    --brand-soft: #d1eff0;
    --black: #000000;
    --max-width: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 15px/1.6 Manrope, Arial, sans-serif; }
a { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.reading-progress { position: fixed; top: var(--nav-offset); right: 0; left: 0; height: 4px; z-index: 1100; background: var(--brand-soft); pointer-events: none; }
.reading-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--brand), var(--brand-dark)); transition: width .1s linear; }
.mobile-toc { display: none; }

nav { position: fixed; top: 0; left: 0; right: 0; width: 100%; max-width: 100vw; background: linear-gradient(90deg, var(--brand-dark) 0%, var(--black) 100%); z-index: 1000; box-shadow: 0 2px 4px rgba(0,0,0,.03); transition: background .3s ease, backdrop-filter .3s ease; }
nav.nav-blur { background: linear-gradient(90deg, rgba(26,92,84,.96) 0%, rgba(0,0,0,.96) 100%); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.nav-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 48px; padding: 4px 5vw; }
.nav-logo { display: inline-flex; align-items: center; }
.nav-logo img { height: 36px; width: auto; display: block; max-width: 120px; }
.nav-toggle { display: none; background: none; border: none; padding: 8px; cursor: pointer; color: #fff; -webkit-tap-highlight-color: transparent; }
.nav-toggle:active, .nav-toggle[aria-expanded="true"] { background: none; box-shadow: none; outline: none; }
.nav-toggle:focus { outline: none; }
.nav-toggle:focus-visible { outline: 2px solid rgba(255,255,255,.6); outline-offset: 2px; }
.nav-toggle-bar { display: block; width: 24px; height: 2px; background: currentColor; margin: 5px 0; border-radius: 1px; transition: transform .3s ease, opacity .3s ease; }
.nav-links { list-style: none; margin: 0; padding: 0; display: flex; gap: 2vw; align-items: center; }
.nav-links li { display: inline-flex; }
nav a { color: #fff !important; background: none !important; border: 2px solid transparent !important; border-radius: 12px !important; padding: 8px 18px !important; margin-top: 0 !important; font-weight: 500; transition: background .2s, color .2s, border-color .2s; box-shadow: none; cursor: pointer; outline: none; text-decoration: none !important; display: inline-flex; align-items: center; }
nav a.active { background: none !important; color: #fff !important; border: 2px solid #fff !important; border-radius: 12px !important; padding: 8px 18px !important; }
nav a:not(.active):hover { border: 2px solid #fff !important; background: none !important; color: #fff !important; border-radius: 12px !important; padding: 8px 18px !important; text-decoration: none !important; }

.article-hero { padding-top: var(--nav-offset); background: linear-gradient(118deg, var(--brand-soft) 0%, var(--surface) 58%, #eeeeee 100%); }
.hero-inner { max-width: var(--max-width); padding: 53px 32px 57px; margin: 0 auto; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 29px; font-size: 13px; color: var(--ink); }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs span[aria-hidden] { font-size: 21px; color: var(--muted); line-height: 1; }
.eyebrow, .toc-label, .newsletter-kicker { font: 500 11px/1.4 'DM Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow { margin-bottom: 12px; color: var(--brand-dark); }
.eyebrow span { padding: 0 6px; color: var(--brand-dark); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 790px; margin-bottom: 24px; font-size: clamp(46px, 6.1vw, 78px); line-height: .99; letter-spacing: -.075em; font-weight: 800; }
h1 em { font-style: normal; color: var(--brand-dark); }
.hero-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 17px; }
.review-pill { display: inline-flex; align-items: center; gap: 7px; padding: 6px 10px; border: 1px solid var(--ink); border-radius: 5px; font-size: 12px; font-weight: 700; }
.review-pill span { font-size: 9px; }
.article-details { display: flex; flex-wrap: wrap; gap: 0; color: var(--ink); font-size: 13px; }
.article-details span { display: inline-flex; align-items: center; }
.article-details span:first-child { gap: 4px; }
.article-details span + span::before { content: ''; width: 1px; height: 17px; margin: 0 13px; background: var(--muted); }
.article-details a { font-weight: 800; text-underline-offset: 3px; }

.article-layout { max-width: var(--max-width); padding: 74px 32px 100px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 760px) 280px; gap: 88px; align-items: start; }
.article-content { min-width: 0; }
.article-intro { max-width: 690px; margin-bottom: 55px; font-size: 16px; color: var(--ink); }
.article-intro p { margin-bottom: 22px; }
.article-intro .lead { font-size: 18px; line-height: 1.55; font-weight: 600; color: var(--ink); }
.article-content h2 { margin: 65px 0 18px; font-size: clamp(31px, 4vw, 47px); line-height: 1.05; letter-spacing: -.06em; }
.article-content h3 { margin-bottom: 6px; font-size: 17px; letter-spacing: -.03em; }
.article-content p { color: var(--ink); }
.article-content > p { max-width: 700px; }
.article-image { margin: 30px 0 34px; }
.article-image img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 12px; }
.article-image figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; }
.article-video { max-width: 380px; margin: 32px auto 38px; }
.article-video-frame { position: relative; aspect-ratio: 9 / 16; overflow: hidden; background: var(--black); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 14px 30px rgba(0, 0, 0, .12); }
.article-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.article-video figcaption { margin-top: 10px; color: var(--muted); font-size: 12px; line-height: 1.5; text-align: center; }
.article-visual { position: relative; min-height: 300px; overflow: hidden; margin: 0 0 30px; background: var(--brand-dark); border-radius: 12px; }
.article-visual::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 75% 15%, rgba(40,167,156,.75), transparent 30%), radial-gradient(circle at 15% 85%, rgba(0,0,0,.7), transparent 30%); opacity: .8; }
.visual-orbit { position: absolute; top: 50%; left: 50%; border: 1px solid rgba(209,239,240,.45); border-radius: 50%; transform: translate(-50%, -50%) rotate(-22deg); }
.orbit-one { width: 475px; height: 165px; }
.orbit-two { width: 325px; height: 235px; transform: translate(-50%, -50%) rotate(57deg); }
.visual-center { position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: 122px; height: 122px; color: #fff; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; background: rgba(0,0,0,.72); transform: translate(-50%, -50%); text-align: center; }
.visual-center span { margin-bottom: -29px; font: 11px 'DM Mono', monospace; letter-spacing: .17em; color: var(--brand-soft); }
.visual-center strong { font-size: 18px; letter-spacing: -.05em; }
.visual-node { position: absolute; padding: 7px 12px; color: #fff; border: 1px solid rgba(255,255,255,.38); border-radius: 4px; background: rgba(0,0,0,.25); font: 11px 'DM Mono', monospace; }
.node-one { top: 23%; left: 17%; }.node-two { top: 27%; right: 16%; }.node-three { bottom: 19%; left: 39%; }
.article-visual figcaption { position: absolute; right: 18px; bottom: 14px; left: 18px; color: rgba(255,255,255,.86); font-size: 11px; }
.callout { display: flex; gap: 15px; padding: 20px 22px; margin: 35px 0; border-radius: 8px; }
.callout-brand { border: 1px solid var(--brand); background: var(--brand-soft); }
.callout-icon { display: grid; flex: 0 0 30px; place-items: center; width: 30px; height: 30px; color: #fff; border-radius: 50%; background: var(--brand-dark); }
.callout p { margin: 3px 0 0; font-size: 14px; }
.principles-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin-top: 27px; }
.principle { padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.principle span { display: block; margin-bottom: 28px; color: var(--brand-dark); font: 11px 'DM Mono', monospace; }
.principle p { margin-bottom: 0; font-size: 13px; }
.tactic-list { display: grid; gap: 14px; margin-top: 30px; }
.tactic-card { display: grid; grid-template-columns: 47px 1fr; gap: 20px; padding: 24px; border: 1px solid var(--line); border-radius: 9px; transition: transform .2s, border-color .2s, box-shadow .2s; }
.tactic-card:hover { border-color: var(--brand); box-shadow: 0 12px 28px rgba(0,0,0,.08); transform: translateY(-2px); }
.tactic-number { color: var(--brand-dark); font: 14px 'DM Mono', monospace; }
.tactic-card p { margin-bottom: 15px; }
.tactic-card a, .author-link { color: var(--brand-dark); font-size: 13px; font-weight: 800; text-decoration: none; }
.tactic-card a:hover, .author-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.numbered-list { padding-left: 22px; margin: 28px 0 35px; }
.numbered-list li { padding: 11px 0 11px 7px; color: var(--ink); border-bottom: 1px solid var(--line); }
.numbered-list li::marker { color: var(--brand-dark); font-weight: 800; }
.quote-block { padding: 25px 28px; margin: 29px 0; border-left: 3px solid var(--brand-dark); background: var(--surface); }
.quote-block p { margin-bottom: 10px; color: var(--ink); font-size: 19px; line-height: 1.4; font-weight: 700; letter-spacing: -.03em; }
.quote-block span { color: var(--brand-dark); font: 11px 'DM Mono', monospace; }
.metrics-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 27px 0; }
.metrics-row div { padding: 21px 15px; border-radius: 8px; background: var(--ink); text-align: center; }
.metrics-row strong, .metrics-row span { display: block; }.metrics-row strong { color: var(--brand-soft); font-size: 29px; letter-spacing: -.06em; }.metrics-row span { color: #fff; font: 10px 'DM Mono', monospace; text-transform: uppercase; }
.article-end-note { display: flex; align-items: center; gap: 17px; padding: 27px 0; margin-top: 65px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }.article-end-note > span { color: var(--brand-dark); font-size: 25px; }.article-end-note p { margin: 0; color: var(--ink); font-weight: 700; }
.article-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; padding-top: 25px; }.tag-list, .share-row { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; }.tag-list > span, .share-row > span { margin-right: 5px; color: var(--muted); font-size: 12px; }.tag-list a { padding: 5px 9px; border: 1px solid var(--line); border-radius: 4px; color: var(--brand-dark); font-size: 11px; text-decoration: none; }.share-row button { min-width: 29px; height: 29px; padding: 3px 8px; border: 0; border-radius: 4px; color: var(--ink); background: var(--surface); cursor: pointer; font-weight: 800; }.share-row button:hover { background: var(--brand-soft); }.share-row button[data-share="copy"] { font-size: 11px; }

.sidebar-sticky { position: sticky; top: 104px; }.author-card { padding-bottom: 25px; margin-bottom: 27px; border-bottom: 1px solid var(--line); }.author-heading { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }.author-heading img { width: 49px; height: 49px; object-fit: cover; border-radius: 50%; background: var(--brand-soft); }.author-heading span { display: block; margin-bottom: 2px; color: var(--muted); font: 10px 'DM Mono', monospace; text-transform: uppercase; }.author-heading strong { display: block; font-size: 14px; }.author-card p { margin: 0 0 15px; color: var(--ink); font-size: 12px; line-height: 1.55; }.toc-card { margin-bottom: 32px; }.toc-label { margin-bottom: 15px; color: var(--muted); }.toc { display: grid; gap: 0; padding-left: 13px; border-left: 1px solid var(--line); }.toc a { position: relative; padding: 7px 0; color: var(--muted); font-size: 12px; line-height: 1.35; text-decoration: none; transition: color .2s; }.toc a::before { content: ''; position: absolute; top: 0; bottom: 0; left: -14px; width: 2px; background: transparent; }.toc a:hover, .toc a.active { color: var(--brand-dark); font-weight: 700; }.toc a.active::before { background: var(--brand); }.newsletter-card { padding: 22px; border-radius: 9px; background: linear-gradient(135deg, var(--brand-dark) 0%, var(--black) 100%); }.newsletter-kicker { color: var(--brand-soft); }.newsletter-card h3 { margin: 10px 0 7px; color: #fff; font-size: 24px; line-height: 1.05; letter-spacing: -.06em; }.newsletter-card p { color: #fff; font-size: 12px; line-height: 1.5; }.newsletter-card form { display: grid; gap: 8px; }.newsletter-card input { min-width: 0; padding: 10px; border: 0; border-radius: 4px; color: var(--ink); background: #fff; font: 12px Manrope, sans-serif; }.newsletter-card button { padding: 10px; border: 0; border-radius: 4px; color: var(--black); background: var(--brand-soft); font-weight: 800; cursor: pointer; }.newsletter-card small { display: block; min-height: 16px; margin-top: 8px; color: var(--brand-soft); font-size: 10px; }
.site-footer { display: none; }
footer { background: linear-gradient(90deg, #1A5C54 0%, #000 100%); color: #fff; padding: 80px 5vw 40px; font-size: .95em; text-align: left; }
.footer-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.15); }
.footer-brand h3 { color: #fff; font-size: 1.5em; margin: 0 0 16px; font-weight: 700; }.footer-brand p { line-height: 1.6; margin: 0 0 24px; max-width: 300px; }.footer-links h4 { color: #fff; font-size: 1.1em; margin: 0 0 20px; font-weight: 600; }.footer-links ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }.footer-links a { color: var(--brand-soft); text-decoration: none; transition: color .2s, transform .2s; display: inline-block; }.footer-links a:hover { color: #fff; transform: translateX(4px); }
.footer-social { display: flex; gap: 16px; }.footer-social a { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.1); color: #fff; font-weight: 700; text-decoration: none; transition: background .2s, color .2s, transform .2s; }.footer-social a:hover { background: var(--brand-soft); color: var(--black); transform: translateY(-4px); }
.footer-bottom { max-width: 1200px; margin: 30px auto 0; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; font-size: .9em; color: var(--brand-soft); }

@media (max-width: 900px) { .article-layout { grid-template-columns: minmax(0, 1fr); gap: 55px; }.sidebar-sticky { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 35px; }.author-card { margin: 0; border: 0; }.newsletter-card { grid-column: 1 / -1; }.toc-card { margin: 0; } }
@media (max-width: 768px) { :root { --nav-offset: 60px; }.nav-inner { position: relative; }.nav-toggle { display: inline-flex; flex-direction: column; justify-content: center; align-items: center; gap: 0; }.nav-links { position: absolute; top: 100%; right: 5vw; left: 5vw; flex-direction: column; align-items: stretch; gap: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-radius: 14px; padding: 12px 0; margin-top: 10px; display: none; box-shadow: 0 12px 28px rgba(0,0,0,.18); }.nav-links.open { display: flex; }.nav-links li { width: 100%; }.nav-links a { width: 100%; box-sizing: border-box; justify-content: flex-start; padding: 12px 18px !important; border-radius: 0 !important; }.nav-links li:first-child a { border-top-left-radius: 12px !important; border-top-right-radius: 12px !important; }.nav-links li:last-child a { border-bottom-left-radius: 12px !important; border-bottom-right-radius: 12px !important; }.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }.footer-bottom { flex-direction: column; text-align: left; align-items: flex-start; }.footer-social { justify-content: flex-start; }.hero-inner { padding-right: 20px; padding-left: 20px; } }
@media (max-width: 768px) {
    /* Keep the fixed mobile header translucent so its backdrop blur remains visible after scrolling. */
    nav.nav-blur { background: linear-gradient(90deg, rgba(26, 92, 84, .78) 0%, rgba(0, 0, 0, .78) 100%); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
}
@media (max-width: 680px) { .hero-inner { padding-top: 36px; padding-bottom: 41px; }.breadcrumbs { margin-bottom: 24px; font-size: 12px; }.eyebrow { font-size: 10px; }.hero-meta { display: block; }.review-pill { margin-bottom: 14px; }.article-details { font-size: 12px; }.article-details span + span::before { margin: 0 9px; }.article-layout { padding-top: 46px; padding-bottom: 60px; }.article-intro { margin-bottom: 40px; }.article-intro .lead { font-size: 17px; }.article-content h2 { margin-top: 49px; }.article-visual { min-height: 255px; }.orbit-one { width: 360px; }.orbit-two { width: 255px; height: 180px; }.visual-node { font-size: 10px; }.node-one { left: 8%; }.node-two { right: 8%; }.principles-grid, .metrics-row { grid-template-columns: 1fr; }.principle span { margin-bottom: 18px; }.metrics-row div { display: flex; align-items: baseline; justify-content: space-between; text-align: left; }.sidebar-sticky { display: block; }.toc-card { margin: 31px 0; }.newsletter-card { margin-top: 32px; } }
@media (max-width: 480px) { :root { --nav-offset: 56px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.tactic-card { transition: none; } }

@media (max-width: 768px) {
    .mobile-toc { display: block; position: fixed; top: calc(var(--nav-offset) + 18px); right: 16px; left: 16px; z-index: 900; opacity: 0; pointer-events: none; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease; }
    .mobile-toc.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
    .mobile-toc-toggle { display: flex; align-items: center; justify-content: center; gap: 11px; width: 100%; min-height: 52px; padding: 10px 16px; border: 1px solid var(--brand-dark); border-radius: 999px; color: var(--ink); background: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.12); cursor: pointer; font: 700 15px/1.2 Manrope, Arial, sans-serif; }
    .mobile-toc-toggle:focus-visible { outline: 3px solid var(--brand); outline-offset: 3px; }
    .toc-menu-icon { color: var(--brand-dark); font-size: 22px; line-height: .7; }
    .toc-chevron { flex: 0 0 auto; width: 11px; height: 11px; margin: -5px 2px 0 auto; border-right: 3px solid var(--brand-dark); border-bottom: 3px solid var(--brand-dark); transform: rotate(45deg); transition: transform .2s ease, margin .2s ease; }
    .mobile-toc.open .toc-chevron { margin-top: 5px; transform: rotate(225deg); }
    .mobile-toc-menu { display: grid; visibility: hidden; max-height: 0; overflow: hidden; padding: 0; border: 0; border-radius: 18px; background: #fff; box-shadow: none; transition: visibility 0s linear .25s, max-height .25s ease, padding .25s ease, border-color .25s ease, box-shadow .25s ease; }
    .mobile-toc.open .mobile-toc-menu { visibility: visible; max-height: min(300px, calc(100svh - var(--nav-offset) - 100px)); padding: 6px 10px 8px; border: 1px solid var(--brand-dark); box-shadow: 0 12px 24px rgba(0,0,0,.12); overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; transition-delay: 0s; }
    .mobile-toc-menu a { padding: 6px 8px; border-radius: 6px; color: var(--muted); font-size: 12px; line-height: 1.3; text-decoration: none; }
    .mobile-toc-menu a:hover, .mobile-toc-menu a.active { color: var(--brand-dark); background: var(--brand-soft); font-weight: 700; }
    .toc-card { display: none; }
}