/* ============================================================
   TOP10SCOPE — design tokens
   Palette: paper #F7F5F0 · ink #14171C · signal (cobalt) #2F5DFF
            verify (amber) #FFB020 · line #DDD9CF · mute #767A82
   Type: display "Space Grotesk" / body "Inter" / data "JetBrains Mono"
   Signature: the "scope" ring — a crosshair/dial used for scores & the mark
   ============================================================ */

:root{
  --paper:#F7F5F0;
  --paper-dim:#EFEBE1;
  --ink:#14171C;
  --ink-soft:#2A2E36;
  --signal:#2F5DFF;
  --signal-dim:#E8EDFF;
  --verify:#FFB020;
  --line:#DDD9CF;
  --mute:#767A82;
  --white:#FFFFFF;
  --radius:10px;
  --maxw:1160px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

h1,h2,h3,h4{
  font-family:'Space Grotesk',system-ui,sans-serif;
  font-weight:700;
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem,4.2vw,3.4rem);}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);}
h3{font-size:1.2rem;}
p{margin:0 0 1em;color:var(--ink-soft);}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;}
.mute{color:var(--mute);}

/* ---------- header ---------- */
.site-header{
  border-bottom:1px solid var(--line);
  background:var(--paper);
  position:sticky;top:0;z-index:50;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk';font-weight:700;font-size:1.25rem;}
.brand .ring{
  width:26px;height:26px;border-radius:50%;
  border:2.5px solid var(--ink);position:relative;flex:none;
}
.brand .ring::before,.brand .ring::after{
  content:"";position:absolute;background:var(--signal);
}
.brand .ring::before{width:2px;height:9px;left:50%;top:-5px;transform:translateX(-50%);}
.brand .ring::after{width:9px;height:2px;top:50%;left:-5px;transform:translateY(-50%);}
.brand span.tag{color:var(--signal);}
.logo-img{height:38px;width:auto;display:block;}

nav.main-nav{display:flex;gap:28px;align-items:center;}
nav.main-nav a{font-size:.94rem;font-weight:600;color:var(--ink-soft);position:relative;padding:4px 0;}
nav.main-nav a:hover,nav.main-nav a.active{color:var(--ink);}
nav.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--signal);}
.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;cursor:pointer;color:var(--ink);}

@media(max-width:860px){
  nav.main-nav{
    position:fixed;inset:72px 0 0 0;background:var(--paper);
    flex-direction:column;padding:28px 24px;gap:20px;
    transform:translateX(100%);transition:transform .25s ease;
    border-top:1px solid var(--line);
  }
  nav.main-nav.open{transform:translateX(0);}
  .nav-toggle{display:block;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:8px;font-weight:700;font-size:.95rem;
  border:2px solid var(--ink);cursor:pointer;
}
.btn-primary{background:var(--signal);border-color:var(--signal);color:var(--white);}
.btn-primary:hover{background:#264ed6;}
.btn-ghost{background:transparent;color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:var(--paper);}
.btn-block{width:100%;justify-content:center;}
.btn-sm{padding:8px 14px;font-size:.82rem;}

/* ---------- hero ---------- */
.hero{padding:64px 0 56px;border-bottom:1px solid var(--line);}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center;}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;}.hero-grid>div:last-child{order:-1;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono';font-size:.78rem;font-weight:500;
  color:var(--signal);text-transform:uppercase;letter-spacing:.08em;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--signal);}
.hero-scope{
  width:100%;aspect-ratio:1;border-radius:50%;
  border:1px solid var(--line);position:relative;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle,var(--white) 0%,var(--paper-dim) 100%);
}
.hero-scope::before,.hero-scope::after{content:"";position:absolute;background:var(--line);}
.hero-scope::before{width:1px;height:100%;left:50%;}
.hero-scope::after{height:1px;width:100%;top:50%;}
.hero-scope .core{
  width:38%;aspect-ratio:1;border-radius:50%;border:3px solid var(--signal);
  display:flex;align-items:center;justify-content:center;background:var(--white);
  font-family:'Space Grotesk';font-weight:700;font-size:1.6rem;z-index:2;
}
.hero-photo{
  width:100%;border-radius:20px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 20px 50px -20px rgba(20,23,28,.25);
}
.hero-photo img{width:100%;height:100%;object-fit:cover;display:block;}
.hero-art{width:100%;display:flex;align-items:center;justify-content:center;}
.hero-art img{width:100%;max-width:520px;height:auto;object-fit:contain;display:block;margin:0 auto;}
.stat-row{display:flex;gap:28px;margin-top:22px;}
.stat b{display:block;font-family:'Space Grotesk';font-size:1.5rem;}
.stat span{font-size:.8rem;color:var(--mute);}

/* ---------- disclosure bar ---------- */
.disclosure{background:var(--ink);color:var(--paper-dim);font-size:.78rem;padding:9px 0;}
.disclosure .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.disclosure a{color:var(--verify);font-weight:600;}

/* ---------- sections ---------- */
section{padding:56px 0;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:28px;gap:20px;flex-wrap:wrap;}
.section-head .index{font-family:'JetBrains Mono';color:var(--mute);font-size:.85rem;}

/* ---------- category tiles ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.cat-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:var(--white);transition:.15s;
}
.cat-card:hover{border-color:var(--signal);transform:translateY(-2px);}
.cat-card .n{font-family:'JetBrains Mono';color:var(--signal);font-size:.8rem;}
.cat-card h3{margin:10px 0 4px;}
@media(max-width:860px){.cat-grid{grid-template-columns:repeat(2,1fr);}}
.cat-grid-10{grid-template-columns:repeat(5,1fr);}
@media(max-width:960px){.cat-grid-10{grid-template-columns:repeat(3,1fr);}}
@media(max-width:600px){.cat-grid-10{grid-template-columns:repeat(2,1fr);}}

/* ---------- ranked product list ---------- */
.rank-list{display:flex;flex-direction:column;gap:14px;}
.rank-item{
  display:grid;grid-template-columns:56px 110px 1fr 140px;gap:20px;align-items:center;
  border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:var(--white);
}
.rank-num{font-family:'Space Grotesk';font-size:1.8rem;font-weight:700;color:var(--line);}
.rank-thumb{
  width:100%;aspect-ratio:1;border-radius:8px;background:var(--paper-dim);
  display:flex;align-items:center;justify-content:center;font-size:1.6rem;border:1px solid var(--line);
  overflow:hidden;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;}
.rank-thumb.empty{border:1px dashed var(--mute);flex-direction:column;gap:2px;}
.rank-thumb.empty span{font-size:.6rem;color:var(--mute);text-align:center;padding:0 4px;font-family:'JetBrains Mono';}
.rank-body h3{margin:0 0 6px;}
.rank-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--mute);margin-bottom:6px;}
.dial{
  width:20px;height:20px;border-radius:50%;border:2px solid var(--signal);
  display:inline-block;position:relative;vertical-align:-4px;margin-right:4px;
}
.rank-cta{text-align:right;}
.rank-cta .price{font-family:'JetBrains Mono';font-weight:700;display:block;margin-bottom:8px;}
@media(max-width:700px){
  .rank-item{grid-template-columns:40px 70px 1fr;grid-template-areas:"num thumb body" "cta cta cta";}
  .rank-cta{grid-column:1/-1;text-align:left;margin-top:8px;}
}

/* ---------- score dial (review pages) ---------- */
.score-dial{
  width:120px;height:120px;border-radius:50%;
  border:8px solid var(--signal-dim);border-top-color:var(--signal);border-right-color:var(--signal);
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  font-family:'Space Grotesk';
}
.score-dial b{font-size:2rem;}
.score-dial span{font-size:.72rem;color:var(--mute);}

/* ---------- cards / grid ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:20px;}
.card .badge{
  display:inline-block;background:var(--verify);color:var(--ink);font-family:'JetBrains Mono';
  font-size:.72rem;font-weight:700;padding:3px 8px;border-radius:5px;margin-bottom:10px;
}
.card-thumb{
  width:100%;aspect-ratio:4/3;border-radius:8px;background:var(--paper-dim);
  display:flex;align-items:center;justify-content:center;border:1px dashed var(--mute);
  margin-bottom:14px;overflow:hidden;
}
.card-thumb img{width:100%;height:100%;object-fit:cover;}
.card-thumb span{font-size:.62rem;color:var(--mute);font-family:'JetBrains Mono';text-align:center;padding:0 8px;}
@media(max-width:860px){.card-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.card-grid{grid-template-columns:1fr;}}

/* ---------- tables ---------- */
table.spec-table{width:100%;border-collapse:collapse;margin:18px 0;}
table.spec-table th,table.spec-table td{
  text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);font-size:.92rem;
}
table.spec-table th{font-family:'JetBrains Mono';font-size:.78rem;color:var(--mute);text-transform:uppercase;width:32%;}
table.vs-table{width:100%;border-collapse:collapse;}
table.vs-table th,table.vs-table td{border:1px solid var(--line);padding:12px 14px;font-size:.9rem;}
table.vs-table th{background:var(--paper-dim);font-family:'Space Grotesk';}
table.vs-table td.win{background:var(--signal-dim);font-weight:700;}

/* ---------- pros/cons ---------- */
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0;}
.proscons div{border:1px solid var(--line);border-radius:var(--radius);padding:16px;}
.proscons h4{margin-bottom:10px;font-size:.85rem;text-transform:uppercase;letter-spacing:.04em;}
.proscons ul{margin:0;padding-left:18px;}
.proscons li{margin-bottom:6px;color:var(--ink-soft);}
@media(max-width:600px){.proscons{grid-template-columns:1fr;}}

/* ---------- blog ---------- */
.post-card{border-bottom:1px solid var(--line);padding:24px 0;display:grid;grid-template-columns:120px 1fr;gap:20px;}
.post-card .date{font-family:'JetBrains Mono';font-size:.78rem;color:var(--mute);}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--ink);color:var(--paper);border-radius:16px;padding:44px;
  display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;
}
.cta-band h2{color:var(--white);margin:0;}
.cta-band p{color:#B9BDC6;margin:6px 0 0;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:44px 0 30px;background:var(--paper-dim);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:30px;}
.footer-grid h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--mute);margin-bottom:12px;}
.footer-grid ul{list-style:none;margin:0;padding:0;}
.footer-grid li{margin-bottom:8px;font-size:.9rem;}
.footer-bottom{border-top:1px solid var(--line);padding-top:18px;font-size:.8rem;color:var(--mute);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* ---------- breadcrumb ---------- */
.crumb{font-size:.82rem;color:var(--mute);padding:18px 0 0;}
.crumb a:hover{color:var(--signal);}

/* ---------- filter bar (deals) ---------- */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;}
.filter-bar button{
  border:1px solid var(--line);background:var(--white);padding:8px 16px;border-radius:20px;
  font-size:.84rem;font-weight:600;cursor:pointer;
}
.filter-bar button.active{background:var(--ink);color:var(--paper);border-color:var(--ink);}