:root {
  --bg: #0b1220;
  --surface: #0e1627;
  --muted: #93a2b2;
  --text: #e7eef7;
  --accent: #5aa9ff;
  --accent-2: #4f46e5;
  --border: #1e2a3f;
  --ring: #5aa9ff55;
}
:root.light {
  --bg: #ffffff;
  --surface: #f7f8fb;
  --muted: #5b6775;
  --text: #0b1220;
  --accent: #0b5fff;
  --accent-2: #4338ca;
  --border: #e5e7eb;
  --ring: #0b5fff33;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family: ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);}
a{color:var(--accent);text-decoration:none}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
header.site{position:sticky;top:0;background:rgba(11,18,32,.75);backdrop-filter: blur(8px);border-bottom:1px solid var(--border);z-index:50}
:root.light header.site{background:rgba(255,255,255,.75)}
nav.bar{display:flex;align-items:center;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.2px}
.brand img{width:26px;height:26px}
nav.links{margin-left:auto;display:flex;gap:14px}
nav.links a{padding:8px 10px;border-radius:10px}
nav.links a:hover{background:var(--surface)}
.theme-toggle{border:1px solid var(--border);background:transparent;color:var(--text);padding:8px 10px;border-radius:10px;cursor:pointer}
.hero{padding:48px 0;border-bottom:1px solid var(--border);background:linear-gradient(180deg, rgba(90,169,255,.07), transparent)}
.hero h1{font-size:clamp(1.8rem,2.8vw,2.6rem);margin:.2rem 0}
.hero p{color:var(--muted);max-width:760px}
.searchwrap{margin-top:16px;display:flex;gap:8px;max-width:640px}
input[type=search], input[type=number], select, input[type=text]{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);outline:none
}
input:focus, select:focus{box-shadow:0 0 0 4px var(--ring);border-color:var(--accent)}
button.primary{background:linear-gradient(180deg,var(--accent),var(--accent-2));color:#fff;border:0;border-radius:12px;padding:12px 14px;cursor:pointer;font-weight:700}
.main-grid{display:grid;grid-template-columns: repeat(12, 1fr);gap:18px;padding:26px 0}
.section{grid-column: span 12}
.cards{display:grid;grid-template-columns: repeat(1, minmax(0,1fr));gap:16px}
@media(min-width:700px){.cards{grid-template-columns: repeat(2,1fr)}}
@media(min-width:1000px){.cards{grid-template-columns: repeat(3,1fr)}}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px;transition:transform .08s ease, box-shadow .08s ease}
.card:hover{transform: translateY(-2px); box-shadow:0 10px 24px rgba(0,0,0,.25)}
.card h3{margin:8px 0 6px}
.card p{color:var(--muted);margin:0}
.badge{display:inline-block;font-size:.8rem;color:#fff;background:linear-gradient(180deg,#0b5fff,#4338ca);padding:4px 8px;border-radius:999px}
.kpi{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.kpi div{background:rgba(255,255,255,.04);border:1px solid var(--border);padding:10px 12px;border-radius:12px;min-width:120px}
.ads{background:rgba(255,255,255,.02);border:1px dashed var(--border);border-radius:12px;padding:10px;text-align:center;margin:16px 0}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin:8px 0 12px}
.calc{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px}
.form-row{display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:700px){.form-row{grid-template-columns:1fr 1fr}}
.result{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:12px;padding:12px;font-weight:700}
table{width:100%;border-collapse:collapse}
th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left}
footer.site{border-top:1px solid var(--border);margin-top:32px}
.footer-wrap{display:grid;grid-template-columns:1fr;gap:16px;padding:22px 0;color:var(--muted)}
@media(min-width:900px){.footer-wrap{grid-template-columns:2fr 1fr 1fr}}
.footer-wrap a{color:inherit}
.small{font-size:.9rem;color:var(--muted)}
.notice{background:rgba(255,255,255,.03);border:1px dashed var(--border);padding:10px;border-radius:12px}
.tag{display:inline-block;background:rgba(90,169,255,.15);color:var(--accent);border:1px solid var(--border);border-radius:999px;padding:4px 10px;margin:4px 6px 0 0;font-size:.85rem}

/* AdSense spacing */
.ads{margin:18px 0}
.ads ins.adsbygoogle{display:block;}