/* EZCalcBox shared styles. Mobile first, single column, big result numbers. */
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; color: #1f2937; background: #f7f8fa; line-height: 1.5; }
a { color: #0e6b4f; }
header.site { background: #16324f; color: #fff; padding: 14px 16px; }
header.site .wrap { max-width: 960px; margin: 0 auto; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
header.site a.logo { color: #fff; font-weight: 800; font-size: 22px; text-decoration: none; }
header.site nav a { color: #cbd5e1; text-decoration: none; margin-right: 14px; font-size: 15px; }
header.site nav a:hover { color: #fff; }
#langSel { width: auto; flex-shrink: 0; margin-left: auto; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.hero { background: #16324f; color: #fff; padding: 28px 16px 32px; }
.hero h1 { margin: 0 0 8px; font-size: 30px; }
.hero p { margin: 0 0 16px; color: #cbd5e1; }
.hero input[type="search"] { width: 100%; max-width: 560px; padding: 12px 14px; font-size: 16px; border: 0; border-radius: 8px; }
h2 { font-size: 21px; margin: 28px 0 12px; }
.card-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .card-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .card-grid { grid-template-columns: 1fr 1fr 1fr; } }
.card { background: #fff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 16px; text-decoration: none; color: inherit; display: block; }
.card:hover { border-color: #0e6b4f; }
.card b { font-size: 17px; }
.card p { margin: 6px 0 0; color: #64748b; font-size: 14px; }
.tool { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 20px; margin: 20px 0; }
.tool h1 { margin: 0 0 6px; font-size: 26px; }
.tool .sub { color: #64748b; margin: 0 0 18px; }
label { display: block; font-weight: 600; margin: 14px 0 4px; font-size: 14px; }
label span.hint { font-weight: 400; color: #64748b; }
input[type="number"], input[type="text"], select { width: 100%; padding: 10px 12px; font-size: 16px; border: 1px solid #cbd5e1; border-radius: 8px; }
input[type="number"]:focus, select:focus { outline: 2px solid #0e6b4f; border-color: #0e6b4f; }
.row { display: grid; grid-template-columns: 1fr; gap: 0 16px; }
@media (min-width: 640px) { .row.two { grid-template-columns: 1fr 1fr; } }
button, .btn { background: #0e6b4f; color: #fff; border: 0; border-radius: 8px; padding: 11px 18px; font-size: 16px; cursor: pointer; }
button.secondary { background: #e2e8f0; color: #1f2937; }
button:hover, .btn:hover { opacity: 0.92; }
.result-big { background: #0e6b4f; color: #fff; border-radius: 12px; padding: 18px 20px; margin: 20px 0; }
.result-big .lbl { font-size: 14px; opacity: 0.9; }
.result-big .num { font-size: 34px; font-weight: 800; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid #e2e8f0; }
td.num, th.num { text-align: right; }
details { border: 1px solid #e2e8f0; border-radius: 8px; padding: 10px 14px; margin: 10px 0; background: #fbfcfe; }
details summary { cursor: pointer; font-weight: 600; }
canvas.pie { max-width: 100%; }
.muted { color: #64748b; font-size: 13px; }
.similar a { display: inline-block; margin: 0 10px 8px 0; }
footer.site { margin-top: 36px; padding: 20px 16px 32px; color: #64748b; font-size: 14px; border-top: 1px solid #e2e8f0; }
footer.site a { color: #64748b; margin-right: 14px; }
@media print {
  header.site, footer.site, .noprint { display: none !important; }
  body { background: #fff; }
  .tool { border: 0; padding: 0; }
}