/* Home Machine Guide: one stylesheet, no framework, mobile first. */
:root{
  --ink:#16202a;--ink-2:#3d4955;--muted:#5d6975;--line:#dfe4e9;--line-2:#eef1f4;
  --bg:#ffffff;--surface:#f5f7f9;--surface-2:#eef3f6;
  --brand:#0f3d4c;--brand-2:#145a6e;--brand-tint:#e6f0f3;
  --cta:#0b7285;--cta-hover:#095c6b;--cta-ink:#ffffff;
  --fit:#1f7a4d;--skip:#a2401f;--warn:#fff3df;
  --radius:12px;--radius-sm:8px;
  --shadow:0 1px 2px rgba(16,32,42,.06),0 4px 14px rgba(16,32,42,.06);
  --wrap:1180px;--measure:70ch;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme:dark){:root{
  --ink:#e8edf1;--ink-2:#c3ccd4;--muted:#9aa6b1;--line:#2b3640;--line-2:#222c35;
  --bg:#11181e;--surface:#172129;--surface-2:#1b2731;
  --brand:#7cc4d6;--brand-2:#9fd6e3;--brand-tint:#16303a;
  --cta:#3bb7c9;--cta-hover:#62cad8;--cta-ink:#071318;
  --fit:#6fd19f;--skip:#f09a7c;--warn:#3a2f1c;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 4px 14px rgba(0,0,0,.25);
}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;font:17px/1.65 var(--font);color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto}
a{color:var(--brand-2);text-underline-offset:2px}
a:hover{color:var(--brand)}
:focus-visible{outline:3px solid #f2a93b;outline-offset:2px;border-radius:4px}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(28px,5vw,42px);margin:8px 0 12px}
h2{font-size:clamp(22px,3.2vw,28px);margin:44px 0 14px}
h3{font-size:19px;margin:0 0 8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}
.small{font-size:14px;color:var(--muted)}
.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}
.skip{position:absolute;left:-999px;top:0;background:var(--bg);padding:8px 12px;z-index:30}
.skip:focus{left:8px}

/* Disclosure bar and header */
.disclosure-bar .wrap{display:block}
.disclosure-bar{margin:0;background:var(--surface);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted);padding:6px 0}
.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:saturate(1.4) blur(8px);-webkit-backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.header-row{display:flex;flex-wrap:wrap;align-items:center;gap:6px 24px;padding-top:10px;padding-bottom:0}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--brand);padding:2px 0}
.logo-mark{flex:none;color:var(--brand)}
.logo-text{font-size:19px;font-weight:650;letter-spacing:-.015em;color:var(--ink)}
.logo-text b{color:var(--brand-2);font-weight:750}
.main-nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;width:100%;margin:0 -16px;padding:4px 16px 8px;-webkit-overflow-scrolling:touch}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{flex:none;font-size:14.5px;font-weight:550;color:var(--ink-2);text-decoration:none;padding:6px 12px;border-radius:999px;background:var(--surface)}
.main-nav a:hover,.main-nav a[aria-current]{background:var(--brand-tint);color:var(--brand)}
@media (min-width:980px){
  .header-row{flex-wrap:nowrap;padding-bottom:10px}
  .main-nav{width:auto;margin:0 0 0 auto;padding:0;overflow:visible}
  .main-nav a{background:transparent}
  .main-nav .nav-method{border:1px solid var(--line)}
}

/* Breadcrumbs */
.crumbs ol{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:4px;font-size:14px;color:var(--muted)}
.crumbs li:not(:last-child)::after{content:"/";margin-left:6px;color:var(--line)}
.crumbs li[aria-current]{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(60ch,100%)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--brand-2);text-decoration:underline}

/* Buttons (Amazon links) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:10px 18px;border-radius:var(--radius-sm);background:var(--cta);color:var(--cta-ink);font-weight:700;font-size:15.5px;text-decoration:none;border:1px solid rgba(0,0,0,.06);box-shadow:0 1px 0 rgba(0,0,0,.08);white-space:nowrap;transition:background .15s}
.btn::after{content:"";width:9px;height:9px;border-top:2px solid currentColor;border-right:2px solid currentColor;transform:rotate(45deg);margin-left:2px}
.btn:hover,.btn:focus-visible{background:var(--cta-hover);color:var(--cta-ink)}
.btn-sm{min-height:38px;padding:7px 12px;font-size:14px}
.btn-block{display:flex;width:100%}

/* Guide layout */
.guide-layout{display:block}
@media (min-width:1080px){
  .guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:56px}
}
.guide{min-width:0}
.guide-head{max-width:820px}
.kicker{margin:16px 0 0;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand-2)}
.lead{font-size:clamp(17px,2.2vw,19px);line-height:1.6;color:var(--ink-2);max-width:var(--measure);margin:0 0 14px}
.byline{display:flex;flex-wrap:wrap;gap:2px 16px;font-size:14px;color:var(--muted);margin:0 0 8px}

.guide section{max-width:100%}
.guide>section:not(.quick-picks):not(#compare):not(.related),.guide .toc-mobile{max-width:820px}

/* Quick picks */
.quick-picks{margin:24px 0 8px;padding:16px 12px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,var(--brand-tint),var(--bg) 140px);box-shadow:var(--shadow)}
.quick-picks h2{margin:0 0 4px;font-size:22px}
.qp-intro{margin:0 0 4px;color:var(--ink-2);font-size:15.5px}
.ftc{font-size:13.5px;color:var(--muted);margin:0 0 12px}
.qp-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.qp-item{display:grid;grid-template-columns:56px minmax(0,1fr);gap:4px 12px;align-items:start;padding:12px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm)}
.qp-img{width:56px;height:56px;object-fit:contain;background:#fff;border-radius:6px;border:1px solid var(--line-2)}
.qp-num{display:flex;align-items:center;justify-content:center;font-weight:750;font-size:22px;color:var(--brand);background:var(--brand-tint);border:0}
.qp-body p{margin:0}
.qp-name{font-weight:700;font-size:17px;line-height:1.3}
.qp-name a{color:var(--ink);text-decoration:none}
.qp-name a:hover{color:var(--brand-2);text-decoration:underline}
.qp-fit{font-size:15px;color:var(--ink-2);margin-top:4px!important;line-height:1.5}
.qp-cta{grid-column:1/-1;margin-top:8px}
.qp-cta .btn{width:100%}
.chips{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.chips li{font-size:13px;font-weight:650;padding:3px 9px;border-radius:999px;background:var(--surface-2);color:var(--ink)}
.chips span{font-weight:500;color:var(--muted)}
@media (min-width:720px){
  .quick-picks{padding:20px}
  .qp-item{grid-template-columns:80px minmax(0,1fr) auto;align-items:center;gap:6px 18px;padding:14px}
  .qp-img{width:80px;height:80px}
  .qp-cta{grid-column:auto;margin:0}
  .qp-cta .btn{width:auto}
}

/* Table of contents */
.toc ul{list-style:none;margin:6px 0 0;padding:0}
.toc li a{display:block;padding:5px 0;font-size:14.5px;color:var(--ink-2);text-decoration:none;line-height:1.35}
.toc li a:hover{color:var(--brand-2);text-decoration:underline}
.toc-mobile{margin:20px 0;border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 14px;background:var(--surface)}
.toc-mobile summary{cursor:pointer;font-weight:650;font-size:15px}
.guide-aside{display:none}
@media (min-width:1080px){
  .toc-mobile{display:none}
  .guide-aside{display:block}
  .toc-desktop{position:sticky;top:96px;padding:16px 0 16px 18px;border-left:2px solid var(--line);max-height:calc(100vh - 120px);overflow:auto}
  .toc-h{margin:0;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
}

/* Callouts and criteria */
.callout{padding:16px 20px;border-left:4px solid var(--brand-2);background:var(--surface);border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-top:28px}
.callout h2{margin:0 0 6px;font-size:19px}
.callout p{margin:0}
.criteria{counter-reset:c;list-style:none;padding:0;margin:0;display:grid;gap:10px}
.criteria li{counter-increment:c;position:relative;padding:12px 14px 12px 52px;background:var(--surface);border-radius:var(--radius-sm);line-height:1.55}
.criteria li::before{content:counter(c);position:absolute;left:14px;top:12px;width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
@media (prefers-color-scheme:dark){.criteria li::before{color:#0b1216}}

/* Spec table: a table on wide screens, stacked rows on phones */
.table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.spec-table{border-collapse:collapse;width:100%;font-size:15px}
.spec-table th,.spec-table td{padding:10px 12px;text-align:left;vertical-align:middle;border-bottom:1px solid var(--line-2)}
.spec-table thead th{background:var(--surface);font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}
.spec-table tbody th a{font-weight:700;color:var(--ink);text-decoration:none}
.spec-table tbody th a:hover{color:var(--brand-2);text-decoration:underline}
.spec-table tbody tr:nth-child(even){background:color-mix(in srgb,var(--surface) 55%,transparent)}
.spec-table td.ns{color:var(--muted);font-size:13.5px}
.spec-table td.two{background:var(--warn)}
.row-cta{text-align:right;white-space:nowrap}
@media (max-width:759px){
  .table-wrap{border:0;border-radius:0;overflow:visible}
  .spec-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
  .spec-table,.spec-table tbody,.spec-table tr,.spec-table th,.spec-table td{display:block;width:100%}
  .spec-table tr{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;background:var(--bg)!important}
  .spec-table tbody th{background:var(--surface);font-size:16px}
  .spec-table td{display:flex;justify-content:space-between;gap:16px;padding:8px 12px}
  .spec-table td::before{content:attr(data-label);color:var(--muted);font-size:13.5px;flex:none;max-width:55%}
  .spec-table td.ns,.spec-table td{text-align:right}
  .spec-table td.row-cta{display:block;padding:10px 12px}
  .spec-table td.row-cta::before{content:none}
  .spec-table td.row-cta .btn{width:100%}
}
@media (min-width:760px) and (max-width:1079px){.table-wrap{overflow-x:auto}}

/* Product cards */
.cards{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));margin-top:24px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);box-shadow:var(--shadow);overflow:hidden;scroll-margin-top:90px}
.card:target{outline:3px solid #f2a93b}
.card-img{background:#fff;display:flex;align-items:center;justify-content:center;height:200px;padding:16px;border-bottom:1px solid var(--line-2)}
.card-img img{max-height:168px;width:auto;object-fit:contain}
.card-body{padding:16px 18px 6px;flex:1}
.card-body p{font-size:15px;line-height:1.55;margin:10px 0}
.spec-rows{margin:6px 0 4px;font-size:14px}
.spec-rows div{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line)}
.spec-rows dt{color:var(--muted)}
.spec-rows dd{margin:0;font-weight:650;text-align:right}
.spec-rows dd.ns{font-weight:400;color:var(--muted)}
.fit strong{color:var(--fit)}
.skip-it strong{color:var(--skip)}
.card-cta{padding:6px 18px 18px}

/* Prose */
.prose{max-width:var(--measure)}
.prose h2{scroll-margin-top:90px}
.prose table{display:block;overflow-x:auto;border-collapse:collapse;font-size:15px;margin:16px 0}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.prose thead th{background:var(--surface)}
.prose blockquote{margin:16px 0;padding:8px 16px;border-left:4px solid var(--line);color:var(--ink-2)}
.page{padding-bottom:24px}

/* Guide cards (related, homepage) */
.guide-grid{list-style:none;margin:0;padding:0;display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.guide-card a{display:flex;flex-direction:column;gap:6px;height:100%;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:var(--ink);background:var(--bg);transition:border-color .15s,box-shadow .15s,transform .15s}
.guide-card a:hover{border-color:var(--brand-2);box-shadow:var(--shadow);transform:translateY(-1px)}
.gc-kind{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand-2)}
.gc-title{font-weight:700;font-size:16.5px;line-height:1.35}
.gc-desc{font-size:14.5px;color:var(--muted);line-height:1.5}
.gc-more{margin-top:auto;padding-top:6px;font-weight:650;font-size:14.5px;color:var(--brand-2)}
.gc-more::after{content:" →"}
.guide-grid-lg{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.related{margin-top:48px;padding-top:8px;border-top:1px solid var(--line)}
.sources ul{font-size:14.5px;padding-left:20px}
.sources{max-width:var(--measure)}

/* Homepage */
.hero{margin:20px 0 8px;padding:clamp(24px,5vw,48px);border-radius:calc(var(--radius) + 6px);background:radial-gradient(1200px 400px at 0% 0%,var(--brand-tint),transparent 60%),var(--surface);border:1px solid var(--line)}
.hero h1{max-width:24ch;margin-top:0}
.hero .lead{max-width:62ch}
.hero-points{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px}
.hero-points li{padding-left:28px;position:relative;color:var(--ink-2);font-size:15.5px}
.hero-points li::before{content:"";position:absolute;left:4px;top:7px;width:12px;height:7px;border-left:2.5px solid var(--fit);border-bottom:2.5px solid var(--fit);transform:rotate(-45deg)}
.hero-note{margin:16px 0 0;font-size:14px;color:var(--muted)}
.hero-small h1{max-width:none}
@media (min-width:860px){.hero-points{grid-template-columns:repeat(3,1fr)}}
.home-block{margin-top:40px;scroll-margin-top:90px}
.home-block h2{margin-top:0}
.section-grid{list-style:none;margin:0;padding:0;display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.section-card{padding:16px 18px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.sc-link{display:flex;justify-content:space-between;align-items:baseline;gap:8px;text-decoration:none;color:var(--ink)}
.sc-name{font-weight:700;font-size:16.5px}
.sc-link:hover .sc-name{color:var(--brand-2);text-decoration:underline}
.sc-count{flex:none;font-size:12.5px;font-weight:650;color:var(--brand-2);background:var(--brand-tint);padding:2px 8px;border-radius:999px}
.sc-blurb{margin:6px 0 0;font-size:14px;color:var(--muted);line-height:1.5}
.section-list{padding-top:8px}

/* Footer */
.site-footer{margin-top:72px;background:var(--surface);border-top:1px solid var(--line);font-size:14.5px;color:var(--ink-2)}
.footer-grid{display:grid;gap:24px;padding-top:36px;padding-bottom:24px}
@media (min-width:760px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:4px 0}
.footer-grid a{color:var(--ink-2);text-decoration:none}
.footer-grid a:hover{color:var(--brand-2);text-decoration:underline}
.footer-logo{margin:0 0 6px}
.footer-h{margin:0 0 8px;font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.footer-base{border-top:1px solid var(--line);padding-top:14px;padding-bottom:28px;font-size:13.5px;color:var(--muted)}
.footer-base p{margin:4px 0}

@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media print{.site-header,.disclosure-bar,.guide-aside,.btn::after{display:none}}