/* mQuickCalc — shared design system */
:root{
  --bg:#ffffff;
  --bg-soft:#f6f8fb;
  --ink:#1a2332;
  --muted:#5b6b7f;
  --line:#e4e9f0;
  --brand:#2f6bff;
  --brand-ink:#1f4dd8;
  --ok:#0f9d58;
  --warn:#c2410c;
  --radius:12px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.04);
  --shadow-lg:0 12px 32px -12px rgba(16,24,40,.18);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-ink);text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px;}

/* Header */
.site-header{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(6px);}
.header-inner{display:flex;align-items:center;gap:16px;height:60px;max-width:1000px;margin:0 auto;padding:0 20px;}
.brand{font-weight:800;font-size:19px;color:var(--ink);letter-spacing:-.01em;}
.brand b{color:var(--brand-ink);}
.site-header nav{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap;}
.site-header nav a{color:var(--muted);font-size:14px;padding:6px 10px;border-radius:8px;}
.site-header nav a:hover{color:var(--ink);background:var(--bg-soft);text-decoration:none;}

/* Hero */
.hero{padding:60px 0 28px;text-align:center;}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.12;letter-spacing:-.02em;font-weight:800;}
.hero p.sub{color:var(--muted);max-width:640px;margin:16px auto 0;font-size:17px;}
.hero .kicker{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-ink);border:1px solid var(--line);padding:4px 12px;border-radius:999px;margin-bottom:14px;}

/* Sections */
section.block{padding:40px 0;}
.page{padding:44px 0 72px;}
h1.page-title{font-size:clamp(24px,4vw,36px);letter-spacing:-.015em;line-height:1.15;font-weight:800;}
.lede{color:var(--muted);margin:14px 0 26px;max-width:720px;font-size:16.5px;}
h2{font-size:clamp(20px,3vw,26px);font-weight:800;letter-spacing:-.01em;margin:34px 0 12px;}
h3{font-size:18px;font-weight:700;margin:24px 0 8px;}
p{margin-bottom:14px;}
ul,ol{margin:0 0 16px 20px;}
li{margin-bottom:6px;}

/* Tool card grid (home) */
.tool-group{margin-top:34px;}
.tool-group h3{font-size:15px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin:0 0 14px;}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:0;}

/* Last-updated line on tool pages */
.upd{font-size:13px;color:var(--muted);margin:-12px 0 22px;}
.upd time{white-space:nowrap;}
.tool-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:8px;box-shadow:var(--shadow);transition:transform .12s ease, box-shadow .12s ease;}
.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);text-decoration:none;}
.tool-card .tc-title{font-weight:700;color:var(--ink);font-size:16.5px;}
.tool-card .tc-desc{color:var(--muted);font-size:13.5px;line-height:1.5;}

/* Calculator app / card */
.calc-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:26px;max-width:720px;margin:8px 0 16px;}
.calc-card label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:16px 0 6px;}
.calc-card label:first-of-type{margin-top:0;}
.input, .calc-card select, .calc-card input[type=text]{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:9px;font-size:15px;color:var(--ink);background:var(--bg);
}
.input:focus, select:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:transparent;}
.row{display:flex;gap:14px;flex-wrap:wrap;}
.row>.field{flex:1;min-width:180px;}
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;border-radius:9px;padding:12px 20px;font-size:15px;font-weight:600;cursor:pointer;}
.btn:hover{background:var(--brand-ink);}
.btn.ghost{background:var(--bg-soft);color:var(--ink);border:1px solid var(--line);}

/* Result */
.result{margin-top:22px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:none;}
.result.show{display:block;}
.result .big{font-size:30px;font-weight:800;color:var(--brand-ink);letter-spacing:-.01em;}
.result .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:14px;}
.result .cell{background:#fff;border:1px solid var(--line);border-radius:9px;padding:12px 14px;}
.result .cell .lbl{font-size:12px;color:var(--muted);}
.result .cell .val{font-size:18px;font-weight:700;margin-top:2px;}
.dim{color:var(--muted);font-size:13px;}
.note{font-size:13.5px;color:var(--muted);}

/* Callout */
.callout{background:var(--bg-soft);border-left:4px solid var(--brand);border-radius:0 10px 10px 0;padding:16px 18px;margin:20px 0;}
.callout.warn{border-left-color:var(--warn);}
.callout .t{font-weight:700;margin-bottom:4px;}
.callout p{margin:0;font-size:14.5px;}

/* Page footer */
.site-footer{border-top:1px solid var(--line);margin-top:48px;padding:36px 0 48px;color:var(--muted);font-size:13.5px;}
.site-footer .cols{display:flex;flex-wrap:wrap;gap:32px;}
.site-footer h4{color:var(--ink);font-size:13px;margin-bottom:10px;}
.site-footer ul{list-style:none;margin:0;}
.site-footer li{margin-bottom:6px;}
.site-footer a{color:var(--muted);}
.site-footer a:hover{color:var(--ink);}
.copyright{margin-top:28px;border-top:1px solid var(--line);padding-top:16px;font-size:12.5px;}

/* Cookie consent banner */
.cookiebar{position:fixed;left:12px;right:12px;bottom:12px;max-width:560px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:16px 18px;display:none;z-index:100;font-size:14px;}
.cookiebar.show{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap;}
.cookiebar p{flex:1;min-width:220px;margin:0;}

@media(max-width:600px){
  .hero{padding:44px 0 20px;}
  .calc-card{padding:20px;}
  .header-inner{flex-wrap:wrap;height:auto;padding:10px 16px;}
  .site-header nav{margin-left:0;}
}