:root{
  --bg:#f7f8fa;
  --surface:#ffffff;
  --surface-2:#f2f4f7;
  --surface-3:#eaecf0;
  --text:#101828;
  --muted:#667085;
  --faint:#98a2b3;
  --line:#e4e7ec;
  --line-strong:#d0d5dd;
  --brand:#2457d6;
  --brand-soft:#eef3ff;
  --good:#087a55;
  --warn:#a15c00;
  --danger:#b42318;
  --radius:14px;
  --radius-sm:10px;
  --max:1120px;
  --reading:760px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:16px;z-index:99;background:var(--text);color:white;padding:10px 14px;border-radius:8px}

.site-header{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);backdrop-filter:blur(10px)}
.header-inner{max-width:var(--max);height:64px;margin:auto;padding:0 24px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:760;letter-spacing:-.02em;white-space:nowrap}
.brand-mark{width:28px;height:28px;border:1px solid var(--text);border-radius:8px;display:grid;place-items:center;background:var(--text);color:white;font-size:12px;font-weight:800}
.desktop-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{padding:7px 10px;border-radius:8px;color:var(--muted);font-size:14px;font-weight:600}
.nav-link:hover,.nav-link[aria-current="page"]{color:var(--text);background:var(--surface-2)}
.header-actions{display:flex;align-items:center}
.icon-button{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);display:grid;place-items:center}
.menu-button{display:none}
.mobile-nav{display:none}

.noscript{max-width:var(--max);margin:16px auto 0;padding:12px 24px;color:var(--warn);font-weight:650;font-size:13px}
.page-shell{max-width:var(--max);margin:auto;padding:54px 24px 80px}
.hero{max-width:800px;margin-bottom:34px}
.hero.compact{max-width:var(--reading)}
.eyebrow{display:block;color:var(--brand);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.hero h1{font-size:clamp(38px,5vw,58px);line-height:1.04;letter-spacing:-.05em;margin:0 0 16px;max-width:800px}
.hero.compact h1{font-size:clamp(34px,4.3vw,50px)}
.hero p{font-size:18px;color:var(--muted);max-width:700px;margin:0}
.verification-line{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:18px;color:var(--muted);font-size:13px}
.verification-line span{display:inline-flex;align-items:center;gap:7px}
.verification-line span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--good)}
.verification-line a{color:var(--brand);font-weight:650}
.trust-strip{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 0}
.trust-chip{border:1px solid var(--line);background:var(--surface);padding:6px 9px;border-radius:999px;color:var(--muted);font-size:11px;font-weight:600}

.tool-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.75fr);gap:18px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.panel.sticky{position:sticky;top:82px}
.panel-header{display:flex;align-items:start;justify-content:space-between;gap:16px;margin-bottom:20px}
.panel-header h2{font-size:19px;letter-spacing:-.02em;margin:0}
.panel-header p{margin:4px 0 0;color:var(--muted);font-size:13px}
.panel-badge{color:var(--brand);font-size:11px;font-weight:700;white-space:nowrap}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.field.full{grid-column:1/-1}
.field label{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px;font-weight:650;font-size:13px}
.field label small{color:var(--faint);font-weight:500}
.input,.select,.textarea{width:100%;border:1px solid var(--line-strong);border-radius:10px;background:white;color:var(--text);padding:10px 11px;outline:none;transition:.16s border,.16s box-shadow}
.textarea{min-height:132px;resize:vertical}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(36,87,214,.11)}
.field-note{display:block;color:var(--faint);font-size:11px;margin-top:6px}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:15px;border:1px solid var(--line);background:var(--surface-2);border-radius:10px;padding:10px 11px}
.switch-row span{font-size:13px;font-weight:600}
.switch{appearance:none;width:38px;height:22px;border-radius:99px;background:var(--line-strong);position:relative;transition:.2s}
.switch::after{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;border-radius:50%;background:white;box-shadow:0 1px 4px rgba(0,0,0,.16);transition:.2s}
.switch:checked{background:var(--brand)}
.switch:checked::after{transform:translateX(16px)}
.advanced{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}
.advanced summary{font-weight:650;color:var(--muted);cursor:pointer;font-size:13px}
.advanced .form-grid{margin-top:14px}

.result-hero{padding-bottom:18px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.result-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}
.result-value{font-size:clamp(36px,4vw,48px);letter-spacing:-.05em;font-weight:780;margin:4px 0}
.result-sub{color:var(--muted);font-size:12px}
.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin:4px 0 10px}
.metric{padding:12px 0;border-bottom:1px solid var(--line)}
.metric:nth-child(odd){padding-right:12px}
.metric:nth-child(even){padding-left:12px;border-left:1px solid var(--line)}
.metric span{display:block;color:var(--muted);font-size:11px;margin-bottom:3px}
.metric strong{font-size:17px;letter-spacing:-.02em}
.breakdown{margin-top:12px}
.breakdown-row{display:flex;justify-content:space-between;gap:15px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.breakdown-row:last-child{border:0}
.breakdown-row span{color:var(--muted)}
.button-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.button{border:1px solid transparent;border-radius:9px;padding:9px 13px;font-weight:680;background:var(--brand);color:white}
.button:hover{filter:brightness(1.04)}
.button.secondary{background:white;border-color:var(--line-strong);color:var(--text)}
.button.ghost{background:transparent;border-color:transparent;color:var(--muted);padding-left:4px;padding-right:4px}

.section{margin-top:56px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:18px}
.section-head h2{font-size:27px;letter-spacing:-.035em;margin:0}
.section-head p{color:var(--muted);max-width:650px;margin:5px 0 0}
.rank-list{display:grid}
.rank-row{display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:12px;border-bottom:1px solid var(--line);background:transparent;padding:11px 2px}
.rank-row:last-child{border-bottom:0}
.rank-index{display:grid;place-items:center;width:24px;height:24px;border-radius:7px;background:var(--surface-2);color:var(--muted);font-size:11px;font-weight:750}
.rank-row small,.model-cell small{display:block;color:var(--faint);font-size:11px}
.rank-row b{font-size:13px}
.tool-links{border-top:1px solid var(--line)}
.tool-link{display:grid;grid-template-columns:1fr auto;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}
.tool-link h3{margin:0 0 4px;font-size:16px}
.tool-link p{margin:0;color:var(--muted);font-size:13px}
.tool-link span{color:var(--brand);font-weight:650;align-self:center}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.feature-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:20px}
.feature-icon{display:none}
.feature-card h3{margin:0 0 7px;font-size:16px}
.feature-card p{margin:0;color:var(--muted);font-size:13px}
.feature-card a,.feature-card>span{display:inline-block;margin-top:13px;color:var(--brand);font-weight:650;font-size:13px}
.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.content-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:22px}
.content-card h2,.content-card h3{margin-top:0;letter-spacing:-.025em}
.content-card p,.content-card li{color:var(--muted)}
.content-card li+li{margin-top:7px}
.callout{border-left:3px solid var(--brand);background:var(--brand-soft);padding:13px 15px;border-radius:0 10px 10px 0;color:var(--muted)}

.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:13px}
th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em;background:var(--surface-2)}
tr:last-child td{border-bottom:0}
.model-cell{display:flex;align-items:center;gap:10px}
.model-cell a{font-weight:700}
.provider-dot{width:8px;height:8px;border-radius:50%;background:var(--faint)}
.provider-openai{background:#10a37f}.provider-anthropic{background:#d97757}.provider-google{background:#4285f4}.provider-mistral{background:#ff7000}
.status-pill,.provider-badge{display:inline-flex;align-items:center;border-radius:999px;background:var(--surface-2);padding:4px 8px;font-size:10px;color:var(--muted);font-weight:700;text-transform:capitalize}
.filters{display:grid;grid-template-columns:1fr 170px 170px;gap:10px;margin-bottom:16px}
.registry-grid{display:grid;grid-template-columns:1fr;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow:hidden}
.registry-card{display:grid;grid-template-columns:150px minmax(220px,1fr) 220px 190px;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:16px 18px}
.registry-card:last-child{border-bottom:0}
.card-topline{display:flex;gap:6px;align-items:center}
.registry-card h2{font-size:16px;margin:0 0 4px}
.registry-card p{color:var(--muted);font-size:12px;margin:0;min-height:0}
.registry-prices{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0}
.registry-prices span{padding:0}
.registry-prices small{display:block;color:var(--faint);font-size:10px}
.registry-prices strong{font-size:16px}
.card-meta{display:flex;flex-direction:column;gap:3px;color:var(--faint);font-size:10px;margin:0;text-align:right}

.drop-zone{border:1px dashed var(--line-strong);background:var(--surface);border-radius:var(--radius);padding:42px 20px;text-align:center;transition:.18s}
.drop-zone[data-active]{border-color:var(--brand);background:var(--brand-soft)}
.drop-zone strong{display:block;font-size:16px}
.drop-zone p{color:var(--muted);margin:5px 0 15px}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.prompt-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.change-list{max-height:180px;overflow:auto;color:var(--muted);font-size:12px}
.change-list li+li{margin-top:5px}
.breadcrumb{display:flex;align-items:center;gap:8px;color:var(--faint);font-size:12px;margin-bottom:22px}
.breadcrumb a:hover{color:var(--brand)}
.model-hero{display:grid;grid-template-columns:1fr 350px;gap:28px;align-items:start}
.model-price-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.model-price-big{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.model-price-big div{border-top:1px solid var(--line);padding-top:12px}
.model-price-big small{display:block;color:var(--muted)}
.model-price-big strong{font-size:24px}
.source-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:650;font-size:12px;margin-top:14px}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{font-weight:680;cursor:pointer}
.faq p{color:var(--muted)}

.site-footer{border-top:1px solid var(--line);margin-top:68px;background:white}
.footer-inner{max-width:var(--max);margin:auto;padding:34px 24px;display:grid;grid-template-columns:1.2fr 1fr;gap:40px}
.footer-brand p{color:var(--muted);max-width:420px;margin-bottom:0}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 28px}
.footer-links a{color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--text)}
.footer-bottom{max-width:var(--max);margin:auto;padding:15px 24px 25px;color:var(--faint);font-size:11px;border-top:1px solid var(--line)}
.consent{position:fixed;right:18px;bottom:18px;z-index:60;width:min(390px,calc(100vw - 36px));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:0 16px 40px rgba(16,24,40,.14)}
.consent p{margin:0 0 12px;color:var(--muted);font-size:13px}
.consent .button-row{margin:0}
.notice{display:flex;gap:12px;border:1px solid #f0d3a6;background:#fffaf0;padding:14px;border-radius:var(--radius);color:var(--muted)}
.notice strong{color:var(--text)}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--surface-2);border:1px solid var(--line);padding:2px 6px;border-radius:6px;font-size:.9em}

@media(max-width:1000px){
  .desktop-nav{display:none}.menu-button{display:grid;margin-left:auto}
  .mobile-nav{position:fixed;left:14px;right:14px;top:72px;display:none;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px}
  .mobile-nav[data-open]{display:grid}
  .tool-layout,.model-hero{grid-template-columns:1fr}
  .panel.sticky{position:static}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .registry-card{grid-template-columns:120px 1fr 190px}.card-meta{display:none}
}
@media(max-width:680px){
  .header-inner{padding:0 16px}.page-shell{padding:38px 16px 58px}.hero h1{font-size:39px}.hero p{font-size:16px}
  .panel{padding:17px}.form-grid,.content-grid,.prompt-columns,.feature-grid,.filters{grid-template-columns:1fr}.field.full{grid-column:auto}
  .metric-grid{grid-template-columns:1fr}.metric:nth-child(odd),.metric:nth-child(even){padding:10px 0;border-left:0}
  .section{margin-top:44px}.section-head{align-items:start;flex-direction:column}
  .footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}
  .mobile-nav{grid-template-columns:1fr}
  .model-price-big{grid-template-columns:1fr 1fr}
  .registry-card{grid-template-columns:1fr;gap:8px}.registry-prices{max-width:260px}.card-meta{display:flex;text-align:left;flex-direction:row}
  .tool-link{grid-template-columns:1fr}.tool-link span{align-self:auto}
}