/* BillSnap — shared styles. Clean, trustworthy fintech look (built on the Calcova
   design system, re-branded). Blue/green = trust + money. */
:root{
  --bg:#f6f8fb; --card:#ffffff; --ink:#0f1b2d; --mut:#5b6b80; --line:#e4e9f0;
  --accent:#2563eb; --accent2:#0aa97a; --accentink:#1d4ed8;
  --warn:#d97706; --red:#e0556e;
  --shadow:0 1px 2px rgba(16,30,54,.06),0 8px 24px rgba(16,30,54,.06);
  --radius:14px; --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1 0 auto}
a{color:var(--accentink);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.crumb{max-width:var(--maxw);margin:0 auto;padding:14px 20px 0}
.crumb a{color:var(--mut);font-weight:600;font-size:14px}
.crumb a:hover{color:var(--accentink);text-decoration:none}

/* Header */
.site-head{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:-.4px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .dot{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:800}
.nav a{color:var(--mut);font-weight:600;font-size:14px;margin-left:18px}
.nav a:hover{color:var(--ink);text-decoration:none}
.nav a.cta{color:var(--accentink);background:rgba(37,99,235,.09);border:1px solid rgba(37,99,235,.2);
  padding:7px 13px;border-radius:9px}
.nav a.cta:hover{background:rgba(37,99,235,.14)}

/* Hero */
.hero{padding:40px 0 8px}
.hero h1{font-size:32px;line-height:1.18;letter-spacing:-.7px;margin:0 0 10px}
.hero p{color:var(--mut);font-size:17px;max-width:680px;margin:0}
.badge{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;
  color:var(--accentink);background:rgba(37,99,235,.09);border:1px solid rgba(37,99,235,.18);
  padding:4px 10px;border-radius:30px;margin-bottom:14px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;cursor:pointer;
  font-size:15px;font-weight:700;border-radius:11px;padding:13px 22px;border:1px solid transparent;transition:.15s}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accentink));color:#fff}
.btn-primary:hover{text-decoration:none;filter:brightness(1.05);transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);text-decoration:none}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}

/* Layout / cards */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:26px 0}
@media(max-width:900px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 24px}
.card h2{font-size:18px;margin:0 0 16px;letter-spacing:-.3px}

/* Form */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--mut);margin-bottom:6px}
.field .hint{font-weight:400;color:#90a0b5}
.inp{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;background:#fff;padding:0 12px;transition:border .15s,box-shadow .15s}
.inp:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.inp .pre{color:var(--mut);font-weight:600}
.inp .suf{color:var(--mut);font-weight:600}
.inp input,.inp select,.inp textarea{border:0;outline:0;width:100%;padding:11px 8px;font-size:15px;background:transparent;color:var(--ink);font-family:inherit}
.inp textarea{resize:vertical;min-height:64px;line-height:1.5}
select{cursor:pointer}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.two{grid-template-columns:1fr}}

/* Invoice generator: line items */
.li-head,.li-row{display:grid;grid-template-columns:1fr 78px 104px 104px 30px;gap:8px;align-items:center}
.li-head{font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--mut);margin-bottom:6px;padding:0 2px}
.li-row{margin-bottom:8px}
.li-row .li-in{border:1px solid var(--line);border-radius:9px;padding:9px 10px;font-size:14px;background:#fff;color:var(--ink);outline:none;width:100%;font-family:inherit}
.li-row .li-in:focus{border-color:var(--accent)}
.li-row .li-amt{text-align:right;font-variant-numeric:tabular-nums;font-weight:600;color:var(--ink);font-size:14px;padding:0 4px}
.li-del{border:1px solid var(--line);background:#fff;color:var(--mut);border-radius:8px;width:30px;height:36px;cursor:pointer;font-size:16px;line-height:1}
.li-del:hover{border-color:var(--red);color:var(--red)}
.add-btn{margin-top:2px;border:1px dashed var(--line);background:#fff;color:var(--accentink);border-radius:9px;padding:9px 14px;font-size:13px;font-weight:600;cursor:pointer}
.add-btn:hover{border-color:var(--accent)}
@media(max-width:560px){
  .li-head{display:none}
  .li-row{grid-template-columns:1fr 1fr;gap:6px;border:1px solid var(--line);border-radius:10px;padding:10px;position:relative}
  .li-row .li-desc{grid-column:1 / -1}
  .li-row .li-amt{text-align:left}
  .li-del{position:absolute;top:8px;right:8px}
}

/* Invoice preview (live) */
.preview-wrap{position:sticky;top:80px}
.invoice{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);
  padding:34px 36px;font-size:13.5px;color:#1f2c40}
.inv-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:26px}
.inv-from b{font-size:18px;letter-spacing:-.3px;color:var(--ink);display:block}
.inv-from span{color:var(--mut);white-space:pre-line;font-size:12.5px}
.inv-title{text-align:right}
.inv-title h3{margin:0;font-size:26px;letter-spacing:1px;color:var(--accentink);text-transform:uppercase}
.inv-title span{color:var(--mut);font-size:12.5px}
.inv-meta{display:flex;justify-content:space-between;gap:20px;margin-bottom:22px;font-size:12.5px}
.inv-meta .lbl{color:var(--mut);text-transform:uppercase;letter-spacing:.4px;font-size:10.5px;font-weight:700}
.inv-table{width:100%;border-collapse:collapse;margin-bottom:18px}
.inv-table th{text-align:left;font-size:10.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--mut);
  border-bottom:2px solid var(--line);padding:0 6px 8px}
.inv-table td{padding:9px 6px;border-bottom:1px solid var(--line);vertical-align:top}
.inv-table .num{text-align:right;font-variant-numeric:tabular-nums}
.inv-tot{margin-left:auto;width:50%;font-size:13px}
.inv-tot div{display:flex;justify-content:space-between;padding:5px 6px}
.inv-tot .grand{border-top:2px solid var(--ink);margin-top:4px;padding-top:9px;font-weight:800;font-size:16px}
.inv-tot .grand span:last-child{color:var(--accentink)}
.inv-notes{margin-top:22px;font-size:12px;color:var(--mut);border-top:1px solid var(--line);padding-top:12px;white-space:pre-line}

/* Funnel / service blocks */
.funnel{background:linear-gradient(135deg,rgba(37,99,235,.07),rgba(10,169,122,.07));
  border:1px solid rgba(37,99,235,.2);border-radius:var(--radius);padding:24px 26px;margin:26px 0}
.funnel h3{margin:0 0 6px;font-size:19px;letter-spacing:-.3px}
.funnel p{margin:0 0 4px;color:#33425a}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;box-shadow:var(--shadow)}
.step .n{width:30px;height:30px;border-radius:8px;background:rgba(37,99,235,.1);color:var(--accentink);
  font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-bottom:10px}
.step b{display:block;font-size:15px;margin-bottom:4px}
.step span{font-size:13.5px;color:var(--mut)}

/* Feature / tool grid */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:24px 0}
.tool{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;box-shadow:var(--shadow);transition:.14s}
.tool:hover{text-decoration:none;transform:translateY(-2px);border-color:var(--accent)}
.tool .ic{font-size:22px;margin-bottom:8px;display:block}
.tool b{display:block;font-size:16px;color:var(--ink)}
.tool span{font-size:13px;color:var(--mut)}
.tool .tag{display:inline-block;margin-top:9px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.4px}
.tool .tag.live{color:var(--accent2)}
.tool .tag.soon{color:var(--mut)}
.tool.soon{opacity:.6}

/* Content / SEO */
.content{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 30px;margin:24px 0}
.content h2{font-size:22px;letter-spacing:-.4px;margin:26px 0 8px}
.content h2:first-child{margin-top:0}
.content h3{font-size:17px;margin:20px 0 6px}
.content p{color:#33425a}
.content ul{color:#33425a;padding-left:20px}
.content li{margin:5px 0}
details{border:1px solid var(--line);border-radius:10px;padding:2px 16px;margin:10px 0;background:#fff}
details summary{cursor:pointer;font-weight:600;padding:12px 0}
details p{margin:0 0 14px}

/* Trust strip */
.trust{display:flex;gap:22px;flex-wrap:wrap;color:var(--mut);font-size:13.5px;margin-top:18px}
.trust span{display:inline-flex;align-items:center;gap:7px}
.trust b{color:var(--accent2)}

/* Ad slots */
.ad{display:none;align-items:center;justify-content:center;min-height:90px;margin:22px 0;
  border:1px dashed var(--line);border-radius:12px;color:#aab6c6;font-size:12px;letter-spacing:.5px;
  text-transform:uppercase;background:repeating-linear-gradient(45deg,#fafbfd,#fafbfd 10px,#f3f6fa 10px,#f3f6fa 20px)}

footer{border-top:1px solid var(--line);margin-top:40px;background:var(--card);flex-shrink:0}
footer .wrap{padding:24px 20px;color:var(--mut);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.disclaim{font-size:12.5px;color:#90a0b5;margin-top:18px;line-height:1.5}

/* Form status (AJAX success/error) */
.form-status{margin:12px 0 0;font-size:14px;font-weight:600;min-height:1px}
.form-status.ok{color:var(--accent2)}
.form-status.err{color:#b42318}

/* PDF -> Excel tool */
.dropzone{border:2px dashed var(--line);border-radius:14px;background:#fff;padding:40px 24px;text-align:center;
  cursor:pointer;transition:.15s;color:var(--mut)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(37,99,235,.04);color:var(--accentink)}
.dropzone .big-ic{font-size:38px;display:block;margin-bottom:10px}
.dropzone b{color:var(--ink);font-size:16px;display:block;margin-bottom:4px}
.dropzone span{font-size:13.5px}
.dz-status{margin-top:14px;font-size:14px;font-weight:600;color:var(--accentink)}
.dz-status.err{color:#b42318}
.result{margin-top:8px}
.fld-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
@media(max-width:640px){.fld-grid{grid-template-columns:1fr}}
.ex-head,.ex-row{display:grid;grid-template-columns:1fr 130px 30px;gap:8px;align-items:center}
.ex-head{font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--mut);margin:8px 0 6px;padding:0 2px}
.ex-row{margin-bottom:7px}
.ex-row .ex-in{border:1px solid var(--line);border-radius:9px;padding:9px 10px;font-size:14px;background:#fff;color:var(--ink);outline:none;width:100%;font-family:inherit}
.ex-row .ex-in:focus{border-color:var(--accent)}
.ex-row .ex-amt{text-align:right;font-variant-numeric:tabular-nums}
@media(max-width:640px){.ex-head{display:none}.ex-row{grid-template-columns:1fr 1fr;gap:6px;border:1px solid var(--line);border-radius:10px;padding:9px;position:relative}.ex-row .ex-desc{grid-column:1/-1}.li-del{position:absolute;top:7px;right:7px}}

/* Print: just the invoice */
@media print{
  .site-head,.crumb,footer,.gen-form,.funnel,.ad,.btn-row,.no-print{display:none !important}
  body{background:#fff}
  .preview-wrap{position:static}
  .invoice{border:none;box-shadow:none;padding:0}
  .layout,.grid{display:block}
}