/* The Careful Buyer — design tokens & shell */
:root{
  --paper:#FCFCFA; --mist:#F1F4F3; --rule:#D8DEDC; --rule-strong:#1B2A33;
  --ink:#1B2A33; --ink-2:#4A5A64; --ink-3:#7A8890;
  --verdigris:#0F6E5C; --verdigris-deep:#0B5647; --verdigris-tint:#E4F1ED;
  --amber:#B7791F; --amber-tint:#FBF3E3; --signal:#A8372F;
  --display:'Fraunces',Georgia,'Times New Roman',serif;
  --body:'Source Serif 4',Georgia,'Times New Roman',serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
  --measure:700px; --rail:150px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--body);font-size:19px;line-height:1.6;color:var(--ink);background:var(--paper);font-optical-sizing:auto}
a{color:var(--verdigris)}
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
::selection{background:var(--verdigris-tint)}

/* masthead */
.masthead{padding:30px 20px 0;text-align:center}
.masthead__word{font-family:var(--display);font-weight:600;font-size:clamp(30px,3.2vw,36px);letter-spacing:-.012em;color:var(--ink);text-decoration:none;font-variation-settings:"opsz" 72,"SOFT" 30}
.masthead__tag{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-top:9px}
.masthead__rule{max-width:1000px;margin:20px auto 0;border-top:1px solid var(--rule-strong);border-bottom:3px solid var(--rule-strong);height:6px}

/* page frame */
.page{max-width:1000px;margin:0 auto;padding:0 20px 56px}
.prose{max-width:var(--measure)}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 18px 24px}
.prose li{margin-bottom:8px}
.prose li::marker{color:var(--ink-3)}
h1{font-family:var(--display);font-weight:600;font-size:clamp(31px,4.6vw,44px);line-height:1.12;letter-spacing:-.015em;margin:26px 0 14px;font-variation-settings:"opsz" 72,"SOFT" 20}
h2{font-family:var(--display);font-weight:600;font-size:27px;line-height:1.2;letter-spacing:-.01em;margin:44px 0 14px;font-variation-settings:"opsz" 48,"SOFT" 20}
h3{font-family:var(--display);font-weight:600;font-size:21px;line-height:1.25;margin:26px 0 8px}
.lede{font-size:21px;line-height:1.5;color:var(--ink-2)}
.byline{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-bottom:26px}
.byline b{color:var(--ink);font-weight:500}

/* marks (signature) */
.mark{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;line-height:1.3;padding:3px 0}
.mark::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:1px;background:currentColor}
.mark--verified{color:var(--verdigris)}
.mark--take{color:var(--ink-2)}
.mark--caution{color:var(--amber)}
.mark__src{display:block;color:var(--ink-3);letter-spacing:.06em;text-transform:none;margin-top:2px}
.mark__src::before{display:none}

/* annotated article: rail + measure */
.article{display:grid;grid-template-columns:minmax(0,var(--measure))}
.block{display:grid;grid-template-columns:minmax(0,1fr);gap:4px;margin:0 0 4px}
.block__rail{padding-top:6px}
@media(min-width:900px){
  .article{grid-template-columns:var(--rail) minmax(0,var(--measure));column-gap:34px}
  .article>*{grid-column:2}
  .article>.block{grid-column:1/3;grid-template-columns:var(--rail) minmax(0,var(--measure));column-gap:34px}
  .block__rail{text-align:right;padding-top:9px}
  .block__rail .mark__src{text-align:right}
}

/* disclosure */
.disclosure{font-family:var(--mono);font-size:12px;line-height:1.55;color:var(--ink-2);border-left:3px solid var(--rule);padding:6px 0 6px 14px;margin:22px 0 8px;max-width:var(--measure)}
.disclosure b{color:var(--ink);font-weight:500;letter-spacing:.08em;text-transform:uppercase}

/* verdict card */
.verdict{background:var(--mist);border-radius:8px;padding:26px 28px 22px;margin:28px 0 8px;max-width:var(--measure);animation:rise .5s ease-out both}
.verdict__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:16px}
.verdict__head h2{margin:0;font-size:24px}
.verdict__cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px 30px}
.verdict ul{list-style:none;margin:8px 0 0}
.verdict li{position:relative;padding-left:26px;margin-bottom:10px;font-size:17px;line-height:1.5}
.verdict li::before{position:absolute;left:0;top:1px;font-family:var(--mono);font-weight:500}
.verdict .ok li::before{content:"✓";color:var(--verdigris)}
.verdict .mind li::before{content:"!";color:var(--amber)}
.verdict__take{border-top:1px solid var(--rule);margin-top:20px;padding-top:16px;font-size:18px}
.verdict__take .mark{margin-bottom:6px}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* CTA */
.cta{display:block;max-width:var(--measure);margin:26px 0;text-decoration:none;background:var(--verdigris);color:#fff;border-radius:8px;padding:18px 24px;text-align:center;box-shadow:0 1px 0 var(--verdigris-deep),0 6px 18px -8px rgba(15,110,92,.55);transition:transform .15s ease,box-shadow .15s ease}
.cta:hover{transform:translateY(-1px);box-shadow:0 1px 0 var(--verdigris-deep),0 10px 22px -8px rgba(15,110,92,.6)}
.cta:active{transform:none}
.cta__label{font-family:var(--display);font-weight:600;font-size:20px;line-height:1.2;display:block}
.cta__sub{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.9;display:block;margin-top:7px}

/* tables & notes */
.tablewrap{overflow-x:auto;max-width:var(--measure);margin:0 0 18px}
table{width:100%;border-collapse:collapse;font-size:17px}
th,td{padding:11px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--rule)}
th{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);font-weight:500;border-bottom:2px solid var(--rule-strong)}
td:first-child{font-weight:600}
.note{background:var(--amber-tint);border-left:4px solid var(--amber);border-radius:0 8px 8px 0;padding:16px 20px;margin:0 0 18px;max-width:var(--measure)}
.note p{margin-bottom:10px}
.note ul{margin-bottom:4px}
.faq h3{margin-top:26px}

/* home */
.hero{padding:52px 0 14px;max-width:var(--measure)}
.hero .lede{font-size:22px}
.hero h1{font-size:clamp(38px,6.2vw,62px);line-height:1.06;margin:0 0 20px}
.legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:8px 0 6px;max-width:var(--measure)}
.legend__item{background:var(--mist);border-radius:8px;padding:16px 18px;font-size:16px;line-height:1.5;color:var(--ink-2)}
.legend__item .mark{margin-bottom:8px}
.card{border:1px solid var(--rule);border-radius:8px;padding:22px 24px;margin:0 0 16px;max-width:var(--measure);background:#fff}
.card__cat{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.card h3{margin:6px 0 10px;font-size:23px}
.card h3 a{color:var(--ink);text-decoration:none}
.card h3 a:hover{color:var(--verdigris)}
.card p{margin-bottom:12px;font-size:17px;color:var(--ink-2)}
.card__marks{display:flex;flex-wrap:wrap;gap:6px 18px}
.card__meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--ink-3);margin-top:12px}
.checks{list-style:none;margin:0 0 18px;max-width:var(--measure)}
.checks li{display:grid;grid-template-columns:150px 1fr;gap:14px;padding:12px 0;border-top:1px solid var(--rule)}
.checks li:last-child{border-bottom:1px solid var(--rule)}
.checks b{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;font-weight:500;color:var(--ink);padding-top:5px}
@media(max-width:560px){.checks li{grid-template-columns:1fr;gap:4px}}

/* footer */
.foot{border-top:1px solid var(--rule-strong);margin-top:52px;padding:26px 0 0;font-family:var(--mono);font-size:11.5px;line-height:1.6;color:var(--ink-3);max-width:var(--measure)}
.foot p{margin-bottom:12px}
.foot a{color:var(--ink-2)}
.foot__links{margin:18px 0 8px}

/* mobile sticky CTA */
.sticky{display:none}
@media(max-width:700px){
  body.has-sticky{padding-bottom:70px}
  .sticky{display:block;position:fixed;left:0;right:0;bottom:0;z-index:10;background:var(--verdigris);color:#fff;text-align:center;text-decoration:none;padding:14px 16px;font-family:var(--display);font-weight:600;font-size:17px;box-shadow:0 -6px 18px -10px rgba(0,0,0,.35)}
}
@media(prefers-reduced-motion:reduce){.verdict{animation:none}.cta{transition:none}}

/* narrow pages (no rail): center the measure */
.page--narrow{max-width:calc(var(--measure) + 40px)}

/* product image */
.product{float:right;width:min(42%,230px);height:auto;margin:0 0 12px 22px}
@media(max-width:600px){.product{float:none;display:block;width:60%;margin:0 auto 16px}}

/* visual elements: masthead glyph, hero figure, card thumb */
.masthead__word{display:inline-flex;align-items:center;gap:12px}
.masthead__glyph{width:.95em;height:.95em;flex:none;transform:translateY(1px)}
.hero__figure{max-width:var(--measure);margin:8px 0 26px}
.hero__figure img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:10px;background:var(--mist)}
.card{display:grid;grid-template-columns:104px 1fr;gap:20px;align-items:start}
.card__thumb{width:104px;height:104px;object-fit:contain;background:var(--mist);border-radius:8px;padding:8px}
@media(max-width:560px){.card{grid-template-columns:72px 1fr;gap:14px}.card__thumb{width:72px;height:72px;padding:6px}}