:root {
  --bg: #0b0d10; --panel: #13161b; --panel2: #1a1e25; --line: #252b34;
  --fg: #eef1f5; --muted: #98a2b0; --faint: #66707e;
  --hot: #ff5a36; --hot2: #ffb020; --ok: #34d399; --bad: #ff5a5a;
  --radius: 14px;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --disp: 'Space Grotesk', var(--sans);
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f5f6f8; --panel: #ffffff; --panel2: #f0f2f5; --line: #e1e5ea; --fg: #111418; --muted: #5b6573; --faint: #8a93a0; color-scheme: light; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.muted { color: var(--muted); } .small { font-size: 13px; } .mono { font-family: var(--mono); }

.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .row { height: 56px; }
.brand { font: 700 17px var(--disp); text-decoration: none; display: flex; align-items: center; gap: 10px; }
.lens { width: 16px; height: 16px; border-radius: 50%; border: 3px solid var(--hot); position: relative; }
.lens::after { content: ''; position: absolute; width: 7px; height: 3px; background: var(--hot); right: -7px; bottom: -4px; transform: rotate(45deg); border-radius: 2px; }
nav a { font-size: 14px; color: var(--muted); text-decoration: none; margin-left: 18px; }
nav a:hover { color: var(--fg); }

.hero { padding: 64px 16px 32px; }
.eyebrow { font: 500 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--hot); }
h1 { font: 700 clamp(34px, 5.6vw, 64px)/1.04 var(--disp); letter-spacing: -0.02em; margin: 10px 0 18px; }
h1 span { background: linear-gradient(90deg, var(--hot), var(--hot2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 18px; color: var(--muted); max-width: 720px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 30px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.kpi b { display: block; font: 600 28px var(--mono); }
.kpi span { font-size: 12.5px; color: var(--muted); }
@media (max-width: 760px) { .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } nav a { margin-left: 10px; } }

.block { padding: 40px 16px; }
.sec-head h2 { font: 700 28px var(--disp); margin: 0 0 6px; }
.sec-head p { color: var(--muted); max-width: 760px; margin: 0 0 18px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.tab { font: 500 13px var(--mono); padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel); color: var(--muted); cursor: pointer; }
.tab.on { background: var(--fg); color: var(--bg); border-color: var(--fg); }

.cat-top { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 18px; align-items: start; margin-bottom: 16px; }
@media (max-width: 860px) { .cat-top { grid-template-columns: 1fr; } }
.cat-top h3 { font: 700 22px var(--disp); margin: 0 0 6px; text-transform: capitalize; }
.refs { display: flex; gap: 8px; }
.refs img { width: 76px; height: 76px; border-radius: 10px; object-fit: cover; border: 1px solid var(--line); }
.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.metric { background: var(--panel2); border-radius: 10px; padding: 10px 12px; }
.metric b { display: block; font: 600 20px var(--mono); }
.metric span { font-size: 11.5px; color: var(--muted); }

.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.card { background: var(--panel2); border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
.card .pics { position: relative; aspect-ratio: 1; cursor: pointer; }
.card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card .pics img.gt { position: absolute; inset: 0; opacity: 0; transition: opacity .2s; }
.card .pics:hover img.gt, .card .pics.show img.gt { opacity: 1; }
.card .cap { padding: 8px 10px; font-size: 12px; display: flex; justify-content: space-between; gap: 6px; align-items: center; }
.pill { font: 500 11px var(--mono); padding: 2px 8px; border-radius: 999px; white-space: nowrap; }
.pill.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.pill.bad { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.pill.warn { background: color-mix(in srgb, var(--hot2) 18%, transparent); color: var(--hot2); }

.try { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--line); margin-top: 16px; padding-top: 14px; }
.try h4 { margin: 0 0 2px; }
.btn { font: 600 14px var(--sans); padding: 9px 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel2); color: var(--fg); cursor: pointer; display: inline-block; }
.btn:hover { border-color: var(--faint); }
.btn.primary { background: var(--hot); border-color: var(--hot); color: #fff; }
.btn:disabled, .btn.disabled { opacity: .45; pointer-events: none; }

.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; }
.step-n { font: 700 13px var(--mono); width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--panel2); color: var(--hot); margin-bottom: 8px; }
.step h4 { margin: 0 0 4px; font: 700 17px var(--disp); }
.thumbs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.thumbs img { width: 46px; height: 46px; border-radius: 8px; object-fit: cover; }

.results { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; margin-top: 14px; }
.result { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.result .pair { display: grid; grid-template-columns: 1fr 1fr; }
.result .pair img { width: 100%; display: block; aspect-ratio: 1; object-fit: cover; }
.result .body { padding: 12px 14px; }
.verdict { font: 700 18px var(--disp); }
.verdict.bad { color: var(--bad); } .verdict.ok { color: var(--ok); }
.bar { height: 8px; background: var(--panel2); border-radius: 4px; position: relative; margin: 8px 0 4px; overflow: hidden; }
.bar i { position: absolute; inset: 0 auto 0 0; border-radius: 4px; }
.bar u { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--fg); }
.privacy { margin-top: 12px; }

.pipe { width: 100%; height: auto; display: block; margin-bottom: 10px; }
.pipe .box rect { fill: var(--panel2); stroke: var(--line); }
.pipe .box.hl rect { stroke: var(--hot); }
.pipe text { fill: var(--fg); font: 600 15px var(--disp); text-anchor: middle; }
.pipe text.sm { fill: var(--muted); font: 400 11px var(--mono); }
.pipe .ln { stroke: var(--faint); stroke-width: 2; fill: none; }
.pipe .ar { fill: var(--faint); }
.cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr 1fr; } }
.cols h4 { margin: 0 0 4px; }
.foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 28px 16px 48px; color: var(--faint); font-size: 12.5px; border-top: 1px solid var(--line); margin-top: 20px; }
.err { color: var(--bad); font-size: 13px; margin-top: 8px; }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--faint); border-top-color: var(--hot); border-radius: 50%; animation: s 0.8s linear infinite; vertical-align: -2px; margin-right: 6px; }
@keyframes s { to { transform: rotate(360deg); } }

.thr { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 18px; align-items: center; background: var(--panel2); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
@media (max-width: 700px) { .thr { grid-template-columns: 1fr; } #roc { justify-self: center; } }
.thr h4 { margin: 0 0 4px; }
.thr input[type=range] { width: 100%; accent-color: var(--hot); margin: 10px 0 6px; }
.thr-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.thr-stats div { font-size: 11.5px; color: var(--muted); }
.thr-stats b { display: block; font: 600 18px var(--mono); color: var(--fg); }
#roc { width: 260px; height: 260px; }