@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#142637;--muted:#516374;--blue:#125bd5;--line:#dfe6ec;--pale:#f2f6f8;--amber:#ffd066}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:white;font:17px/1.65 'DM Sans',system-ui,sans-serif}a{color:var(--blue);text-underline-offset:4px}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #eea624;outline-offset:4px}.wrap{max-width:1200px;margin:auto;padding:0 32px}h1,h2,h3,.brand{font-family:Manrope,system-ui,sans-serif;line-height:1.18;letter-spacing:-.035em}h1{font-size:clamp(2.2rem,4.7vw,4.3rem);margin:14px 0 24px;max-width:960px}h2{font-size:2rem;margin:1.7em 0 .7em}h3{font-size:1.35rem}p{margin:0 0 1.2em}header.site{background:#112637;color:white}header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:88px}header.site 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.amazon-equipment{margin:48px 0}.amazon-equipment>h2{margin-top:0}.amazon-disclosure{font-size:14px;color:var(--muted)}.equipment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.equipment-card{border:1px solid var(--line);border-radius:8px;padding:24px;display:flex;flex-direction:column}.equipment-card h3{margin-top:0}.equipment-card p,.equipment-card li{font-size:15px}.equipment-card ul{padding-left:20px;flex:1}.equipment-card small{font-size:12px;color:var(--muted);margin-top:12px}.equipment-card .btn{font-size:14px;text-align:center}@media(max-width:850px){.equipment-grid{grid-template-columns:1fr}}

/* ── Article design refresh (2026-09-23) ─────────────────────────────────────── */
.facts{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;max-width:800px}
.facts li{background:var(--pale);border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:4px}
.facts-v{font:800 22px/1.15 Manrope,sans-serif;color:var(--ink);letter-spacing:-.02em}.facts-l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-weight:700}
.shortanswer{background:#112637;color:#eef4f9;border-radius:14px;padding:28px 30px;margin:0 0 36px;position:relative;overflow:hidden}
.shortanswer:before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--amber)}
.shortanswer .kicker{color:var(--amber);margin-bottom:8px}.shortanswer p{font-size:19px;line-height:1.55;margin:0;max-width:820px}
.shortanswer-cta{margin-top:18px!important}.shortanswer-cta .btn{margin-right:10px;margin-top:6px}
.toc{border-top:0;padding-top:0}.toc-progress{height:3px;background:var(--line);border-radius:3px;margin-bottom:18px;overflow:hidden}.toc-progress span{display:block;height:100%;width:0;background:var(--blue);transition:width .15s linear}
.toc strong{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.toc li{margin:0}.toc a{display:flex;gap:10px;padding:7px 10px;margin:2px -10px;border-radius:6px;border-left:3px solid transparent;line-height:1.35;transition:background .15s,color .15s}
.toc a:hover{background:var(--pale);text-decoration:none;color:var(--ink)}.toc a.is-active{background:#e8f0fd;color:var(--blue);font-weight:700;border-left-color:var(--blue)}
.toc-n{font:700 11px/1.5 Manrope,sans-serif;color:#9aacbd;min-width:18px}.toc a.is-active .toc-n{color:var(--blue)}
.toc-cta{display:inline-block;margin-top:16px;font-weight:700}
.prose{counter-reset:sec}.prose h2{counter-increment:sec;position:relative;padding-top:6px;margin-top:2.2em}.prose>h2:first-child{margin-top:.2em}
.prose h2:before{content:counter(sec,decimal-leading-zero);display:block;font:800 12px/1 Manrope,sans-serif;letter-spacing:.14em;color:var(--blue);margin-bottom:10px}
.prose h2:after{content:"";display:block;width:44px;height:4px;background:var(--amber);border-radius:2px;margin-top:10px}
.prose p{max-width:70ch}.prose>p:first-of-type{font-size:19.5px;color:#25384a}
.prose table{border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 6px 24px #1426370d;display:table;font-size:15.5px}
.prose thead th{background:#112637;color:white;font-weight:700;position:sticky;top:0}.prose tbody tr:nth-child(even){background:#f7f9fb}.prose td:first-child{font-weight:700;color:var(--ink)}.prose tbody tr:hover{background:#eef4fb}
.prose td,.prose th{min-width:0;padding:13px 16px}
.prose .callout{padding:20px 22px 20px 58px;border-radius:12px;position:relative;margin:28px 0;border-left:0;background:var(--pale)}
.prose .callout:before{position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font:800 14px/1 Manrope,sans-serif;color:white;background:var(--blue);content:"i"}
.prose .callout p{margin:0 0 .6em}.prose .callout p:last-child{margin:0}.prose .callout strong:first-child{text-transform:uppercase;font-size:12px;letter-spacing:.1em;display:block;margin-bottom:6px;line-height:28px}
.prose .callout-tip{background:#eaf7ee}.prose .callout-tip:before{background:#1f8a4c;content:"✓"}.prose .callout-tip strong:first-child{color:#1f8a4c}
.prose .callout-warn{background:#fff4e3}.prose .callout-warn:before{background:#d9791d;content:"!"}.prose .callout-warn strong:first-child{color:#b45f0d}
.prose .callout-example{background:#eef2ff}.prose .callout-example:before{background:#4b5fd9;content:"#"}.prose .callout-example strong:first-child{color:#3f51c9}
.prose .callout-key{background:#fff8dc}.prose .callout-key:before{background:#c99a1a;content:"★"}.prose .callout-key strong:first-child{color:#8f6c07}
.prose .callout-note strong:first-child{color:var(--blue)}
.sheet{list-style:none;padding:8px 0 0;margin:20px 0 32px;border:1px solid var(--line);border-radius:12px;background:white;box-shadow:0 6px 24px #1426370d;counter-reset:row}
.sheet li{margin:0;padding:14px 18px 14px 56px;border-bottom:1px solid var(--line);position:relative;line-height:1.5}.sheet li:last-child{border-bottom:0}
.sheet li:before{content:"";position:absolute;left:18px;top:15px;width:22px;height:22px;border:2px solid #b7c6d3;border-radius:6px;background:white}
.sheet li:after{content:counter(row);counter-increment:row;position:absolute;left:22px;top:15px;width:22px;font:800 12px/22px Manrope,sans-serif;color:#9aacbd;text-align:center}
.sheet code{background:var(--pale);padding:2px 6px;border-radius:4px}
.next-read{background:#112637;color:#eef4f9;border-radius:14px}.next-read .kicker{color:var(--amber)}.next-read a{color:var(--amber);font-weight:700}
.tryit{border:1px solid var(--line);background:white;box-shadow:0 6px 24px #1426370d;border-radius:14px}
@media(max-width:850px){.toc-progress{display:none}.toc a{padding:6px 12px;border:1px solid var(--line);border-left:1px solid var(--line);border-radius:30px;margin:0}.toc a.is-active{border-color:var(--blue)}.toc-n{display:none}.facts{grid-template-columns:repeat(2,1fr)}.shortanswer{padding:22px}}
/* no-JS fallback: any bold-labelled blockquote reads as a callout */
.prose :where(blockquote:has(> p:first-child > strong:first-child)){padding:20px 22px;border-radius:12px;border-left:0;background:var(--pale)}