:root{--blue:#0066cc;--blue2:#2997ff;--ink:#1d1d1f;--muted:#6e6e73;--paper:#f5f5f7;--dark:#272729;--line:#e0e0e0;--white:#fff;--max:820px;--wide:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text",Inter,system-ui,sans-serif;color:var(--ink);background:#fff;font-size:17px;line-height:1.58;letter-spacing:-.24px}a{text-decoration:none;color:inherit}.nav{height:44px;background:#000;color:#fff;position:sticky;top:0;z-index:50}.navin{width:min(100% - 36px,980px);height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;font-size:12px}.brand{font-size:16px;font-weight:600}.navlinks{display:flex;gap:22px}.sub{height:52px;background:rgba(245,245,247,.88);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.06);position:sticky;top:44px;z-index:40}.subin{height:100%;width:min(100% - 36px,980px);margin:auto;display:flex;align-items:center;justify-content:space-between}.subttl{font-size:21px;font-weight:600}.pill{background:var(--blue);color:#fff;border-radius:999px;padding:8px 16px;font-size:14px}.hero{padding:82px 20px 68px;text-align:center}.hero.dark{background:var(--dark);color:#fff}.heroin{max-width:900px;margin:auto}.eyebrow{font-size:14px;font-weight:600;margin-bottom:14px}.hero.dark .eyebrow,.hero.dark .dek,.hero.dark .byline{color:#d2d2d7}.hero h1{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display",Inter,system-ui,sans-serif;font-size:52px;line-height:1.07;letter-spacing:-1.2px;margin:0 0 20px;font-weight:600}.dek{font-size:22px;line-height:1.45;color:#333;max-width:760px;margin:0 auto 18px;font-weight:300}.byline{font-size:14px;color:var(--muted)}.article{max-width:var(--max);margin:auto;padding:56px 20px 84px}.answerbox{background:var(--paper);border-radius:18px;padding:26px 28px;margin:0 0 34px}.answerbox b{display:block;font-size:14px;margin-bottom:8px}.answerbox p{font-size:20px;line-height:1.45;margin:0}.article h2{font-size:32px;line-height:1.18;letter-spacing:-.5px;margin:48px 0 16px}.article h3{font-size:22px;line-height:1.25;margin:30px 0 8px}.article p{margin:0 0 20px}.article ol,.article ul{padding-left:23px;margin:0 0 24px}.article li{margin:9px 0}.article strong{font-weight:600}.article a{color:var(--blue)}.steps{counter-reset:step;list-style:none;padding:0}.steps li{counter-increment:step;padding:18px 0 18px 50px;border-bottom:1px solid var(--line);position:relative}.steps li:before{content:counter(step);position:absolute;left:0;top:16px;width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:600}.note{border-left:3px solid var(--blue);padding:3px 0 3px 18px;margin:26px 0;color:#444}.faq{background:var(--paper);border-radius:18px;padding:30px;margin-top:46px}.faq h2{margin-top:0}.faq h3{font-size:18px;margin:24px 0 7px}.sources{margin-top:50px;padding-top:26px;border-top:1px solid var(--line)}.sources h2{font-size:23px;margin-top:0}.sources li{font-size:14px;color:#555}.related{background:var(--dark);color:#fff;padding:58px 20px}.relatedin{max-width:980px;margin:auto}.related h2{font-size:32px;margin:0 0 24px}.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card{background:#fff;color:var(--ink);border-radius:18px;padding:24px}.card small{color:var(--muted)}.card h3{font-size:20px;line-height:1.25;margin:8px 0 10px}.card a{color:var(--blue)}.hero-visual{max-width:980px;margin:34px auto 0;padding:0 20px}.hero-visual img{display:block;width:100%;height:auto;border-radius:18px;border:1px solid #e0e0e0}.article-figure{margin:34px 0 42px}.article-figure img{display:block;width:100%;height:auto;border-radius:18px;border:1px solid #e0e0e0}.article-figure figcaption{font-size:14px;color:#6e6e73;line-height:1.45;margin-top:10px}.tablewrap{overflow:auto;margin:28px 0}.article table{width:100%;border-collapse:collapse;font-size:15px}.article th,.article td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top}.article th{font-weight:600;background:var(--paper)}.score{display:inline-block;background:var(--paper);border-radius:999px;padding:4px 9px;font-size:13px;color:#424245}.site-footer{background:#f5f5f7;padding:56px 20px 24px;color:#424245;border-top:1px solid #e0e0e0}.footer-wrap{max-width:980px;margin:auto;display:grid;grid-template-columns:1.4fr 2fr;gap:44px}.footer-logo{font-size:20px;font-weight:600;color:#1d1d1f}.footer-brand p{font-size:14px;color:#6e6e73;max-width:260px}.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.footer-cols strong{display:block;font-size:13px;color:#1d1d1f;margin-bottom:10px}.footer-cols a{display:block;font-size:12px;line-height:2;color:#515154}.footer-cols a:hover{color:#0066cc}.footer-bottom{max-width:980px;margin:34px auto 0;padding-top:18px;border-top:1px solid #d2d2d7;font-size:12px;color:#6e6e73;display:flex;justify-content:space-between;gap:20px}.hubhero{padding:88px 20px 70px;text-align:center}.hubhero h1{font-size:52px;line-height:1.06;letter-spacing:-1.2px;max-width:900px;margin:0 auto 18px}.hubhero p{font-size:22px;max-width:760px;margin:auto;color:#333}.section{padding:70px 20px;background:var(--paper)}.section.white{background:#fff}.sectionin{max-width:var(--wide);margin:auto}.sectionhead{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}.sectionhead h2{font-size:38px;line-height:1.1;margin:0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.story{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.storyimg{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#f5f5f7;border-bottom:1px solid #e0e0e0}.storybody{padding:23px}.storybody small{color:var(--muted)}.storybody h3{font-size:21px;line-height:1.22;margin:8px 0 10px}.storybody p{margin:0 0 16px;color:#444}.storybody a{color:var(--blue)}
@media(max-width:833px){.navlinks a:not(:last-child){display:none}.hero h1,.hubhero h1{font-size:39px}.grid{grid-template-columns:1fr 1fr}.cards{grid-template-columns:1fr}}@media(max-width:640px){.hero,.hubhero{padding:58px 20px 50px}.hero h1,.hubhero h1{font-size:33px}.dek,.hubhero p{font-size:20px}.article{padding-top:42px}.article h2{font-size:28px}.grid{grid-template-columns:1fr}.section{padding:50px 20px}.sectionhead{align-items:flex-start;flex-direction:column}.sectionhead h2{font-size:32px}.footer-wrap{grid-template-columns:1fr}.footer-cols{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.hero-visual{margin-top:26px;padding:0 16px}.article-figure{margin:28px 0 34px}}@media(max-width:440px){.footer-cols{grid-template-columns:1fr}}

.fix-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;background:#f5f5f7;color:#424245;font-size:13px}
.fix-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:26px 0}
.fix-mini{border:1px solid #e0e0e0;border-radius:16px;padding:18px;background:#fff}
.fix-mini b{display:block;margin-bottom:5px}
@media(max-width:640px){.fix-grid{grid-template-columns:1fr}}

/* Techresque monetization + contextual app recommendations */
.trq-ad{
  margin:38px 0;
  text-align:center;
  clear:both;
}
.trq-ad-label{
  margin-bottom:8px;
  color:#8a8a8f;
  font-size:11px;
  line-height:1;
  letter-spacing:.09em;
  text-transform:uppercase;
}
.trq-ad-unit{
  min-height:250px;
  width:100%;
  border:1px solid #e5e5e7;
  border-radius:12px;
  background:#fafafa;
}
.trq-ad-end{margin-top:46px;margin-bottom:12px}
.trq-app{
  margin:42px 0;
  padding:26px 28px;
  border:1px solid #dedee2;
  border-radius:18px;
  background:#f5f5f7;
}
.trq-app-kicker{
  display:block;
  margin-bottom:7px;
  color:#0066cc;
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.trq-app h2{
  margin:0 0 12px !important;
  font-size:27px;
  line-height:1.18;
}
.trq-app p{margin:0 0 13px}
.trq-app p:last-child{margin-bottom:0}
.trq-app-link{
  display:inline-flex;
  align-items:center;
  min-height:42px;
  margin-top:5px;
  padding:0 16px;
  border-radius:999px;
  background:#0066cc;
  color:#fff !important;
  font-weight:600;
}
.trq-page-pick{
  padding:24px 20px 28px;
  text-align:center;
  background:#fff;
  border-top:1px solid #e5e5e7;
}
.trq-page-pick p{
  max-width:780px;
  margin:0 auto;
  color:#1d1d1f;
  font-size:18px;
  line-height:1.45;
  font-weight:650;
}
.trq-related-app{
  margin:38px 0;
  padding:22px 24px;
  border-left:4px solid #0066cc;
  border-radius:12px;
  background:#f5f5f7;
}
.trq-related-app strong{display:block;margin-bottom:6px}
@media(max-width:640px){
  .trq-ad{margin:32px 0}
  .trq-ad-unit{min-height:220px}
  .trq-app{padding:22px}
  .trq-app h2{font-size:24px}
}


/* 500-library additions */
:root{--blue:#0066cc;--ink:#1d1d1f;--muted:#6e6e73;--paper:#f5f5f7;--line:#e5e5e7;--white:#fff}
.category-strip{background:#fff;border-bottom:1px solid #e5e5e7;position:sticky;top:44px;z-index:9}
.category-strip .inner{max-width:980px;margin:auto;padding:10px 20px;display:flex;gap:14px;overflow:auto;white-space:nowrap;font-size:13px}
.category-strip a{color:#424245}.category-strip a:hover{color:#0066cc}
.article .lead-note{font-size:14px;color:#6e6e73;margin:-10px 0 28px}
.article table{width:100%;border-collapse:collapse;margin:24px 0 34px;font-size:15px}
.article th,.article td{border-bottom:1px solid #e5e5e7;padding:12px 10px;text-align:left;vertical-align:top}
.article th{font-size:13px;color:#6e6e73;text-transform:uppercase;letter-spacing:.04em}
.article blockquote{margin:26px 0;padding:4px 0 4px 20px;border-left:4px solid #0066cc;color:#424245}
.trq-ad{margin:38px 0;text-align:center;clear:both}.trq-ad-label{margin-bottom:8px;color:#8a8a8f;font-size:11px;line-height:1;letter-spacing:.09em;text-transform:uppercase}.trq-ad-unit{min-height:250px;width:100%;border:1px solid #e5e5e7;border-radius:12px;background:#fafafa}
.trq-app{margin:42px 0;padding:26px 28px;border:1px solid #dedee2;border-radius:18px;background:#f5f5f7}.trq-app-kicker{display:block;margin-bottom:7px;color:#0066cc;font-size:13px;font-weight:700;letter-spacing:.02em}.trq-app h2{margin:0 0 12px!important;font-size:27px;line-height:1.18}.trq-app p{margin:0 0 13px}.trq-app p:last-child{margin-bottom:0}.trq-app-link{display:inline-flex;align-items:center;min-height:42px;margin-top:5px;padding:0 16px;border-radius:999px;background:#0066cc;color:#fff!important;font-weight:600}
.trq-page-pick{padding:24px 20px 28px;text-align:center;background:#fff;border-top:1px solid #e5e5e7}.trq-page-pick p{max-width:780px;margin:0 auto;color:#1d1d1f;font-size:18px;line-height:1.45;font-weight:650}
.topic-hub{padding:72px 20px 50px;background:#f5f5f7;text-align:center}.topic-hub h1{font-size:48px;line-height:1.05;max-width:900px;margin:0 auto 18px}.topic-hub p{font-size:20px;max-width:760px;margin:auto;color:#424245}.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.hub-card{background:#fff;border:1px solid #e5e5e7;border-radius:20px;overflow:hidden}.hub-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}.hub-card .body{padding:20px}.hub-card small{color:#6e6e73}.hub-card h2,.hub-card h3{font-size:20px;line-height:1.25;margin:8px 0 10px}.hub-card p{font-size:14px;color:#6e6e73;margin:0 0 12px}.hub-card a{font-weight:600}.master-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.master-card{padding:24px;border-radius:18px;background:#fff;border:1px solid #e5e5e7}.master-card h2{font-size:22px;margin:0 0 8px}.master-card p{color:#6e6e73;margin:0 0 10px;font-size:15px}.breadcrumbs{max-width:980px;margin:auto;padding:12px 20px;color:#6e6e73;font-size:13px}.breadcrumbs a{color:#6e6e73}.article-meta{margin-top:14px;color:#6e6e73;font-size:14px}.article-figure img{width:100%;height:auto;border-radius:18px}.article-figure figcaption{color:#6e6e73;font-size:13px;margin-top:8px}.related-v2{background:#f5f5f7;padding:52px 20px}.related-v2 .inner{max-width:980px;margin:auto}.related-v2 h2{font-size:32px;margin:0 0 22px}.related-v2 .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.related-v2 .card{background:#fff;border-radius:16px;padding:20px;border:1px solid #e5e5e7}.related-v2 .card h3{font-size:18px;margin:5px 0 10px}.source-note{font-size:13px;color:#6e6e73}.comparison-table td:first-child{font-weight:600}.verdict{padding:20px 22px;border-radius:16px;background:#f5f5f7;margin:22px 0}.verdict strong{display:block;margin-bottom:5px}.numbered-fixes li{margin-bottom:12px}
@media(max-width:800px){.hub-grid,.master-grid,.related-v2 .cards{grid-template-columns:1fr 1fr}.topic-hub h1{font-size:38px}}
@media(max-width:560px){.hub-grid,.master-grid,.related-v2 .cards{grid-template-columns:1fr}.topic-hub{padding-top:52px}.topic-hub h1{font-size:32px}.trq-app{padding:22px}.trq-ad-unit{min-height:220px}}