*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,sans-serif;font-size:16px;line-height:1.6;color:#1a1a2e;background:#f8fafc}
img,svg{max-width:100%;height:auto}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

.site-header{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:100}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;color:#1a1a2e;font-weight:700;font-size:18px}
.logo svg{flex-shrink:0}
.site-nav{display:flex;gap:24px}
.site-nav a{text-decoration:none;color:#475569;font-size:14px;font-weight:500;transition:color .2s}
.site-nav a:hover{color:#2563eb}

.hero{background:linear-gradient(135deg,#1e3a5f 0%,#2563eb 100%);color:#fff;padding:60px 0 50px}
.hero h1{font-size:clamp(28px,5vw,42px);margin:0 0 16px;line-height:1.2}
.hero .lead{font-size:18px;max-width:640px;margin:0 0 32px;opacity:.9}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat-number{font-size:28px;font-weight:700}
.stat-label{font-size:13px;opacity:.8}

.calculator-section{padding:50px 0}
.calc-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media(max-width:860px){.calc-layout{grid-template-columns:1fr}}

.calc-inputs{background:#fff;border-radius:12px;padding:32px;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.calc-results{background:#fff;border-radius:12px;padding:32px;box-shadow:0 1px 3px rgba(0,0,0,.08);position:sticky;top:80px}

h2{font-size:22px;margin:0 0 8px;color:#1a1a2e}
h3{font-size:16px;margin:0 0 8px;color:#1a1a2e}
.section-intro{color:#64748b;margin:0 0 24px;font-size:14px}

.presets{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:24px}
.preset-label{font-size:13px;color:#64748b}
.preset-btn{background:#f1f5f9;border:1px solid #e2e8f0;border-radius:6px;padding:6px 12px;font-size:13px;cursor:pointer;transition:all .2s}
.preset-btn:hover{background:#e2e8f0;border-color:#cbd5e1}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:500px){.form-grid{grid-template-columns:1fr}}
.form-group{display:flex;flex-direction:column}
.form-group.hidden{display:none}
label{font-size:13px;font-weight:600;color:#334155;margin-bottom:4px}
input,select{border:1px solid #cbd5e1;border-radius:6px;padding:10px 12px;font-size:15px;background:#fff;transition:border-color .2s}
input:focus,select:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,.1)}
.field-hint{font-size:12px;color:#94a3b8;margin-top:4px}

.form-actions{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}
.btn{border:none;border-radius:6px;padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}
.btn-primary{background:#2563eb;color:#fff}
.btn-primary:hover{background:#1d4ed8}
.btn-secondary{background:#f1f5f9;color:#334155;border:1px solid #e2e8f0}
.btn-secondary:hover{background:#e2e8f0}

.total-cost{background:linear-gradient(135deg,#1e3a5f,#2563eb);color:#fff;border-radius:10px;padding:24px;text-align:center;margin-bottom:24px}
.total-label{display:block;font-size:13px;opacity:.8;margin-bottom:4px}
.total-amount{display:block;font-size:36px;font-weight:700}

.cost-breakdown{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.breakdown-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid #f1f5f9}
.breakdown-item:last-child{border-bottom:none}
.breakdown-label{font-size:14px;color:#475569}
.breakdown-value{font-size:14px;font-weight:600;color:#1a1a2e}
.breakdown-item.stress .breakdown-value{color:#dc2626}

.time-summary{background:#fef3c7;border-radius:8px;padding:16px;font-size:14px;color:#92400e}
.time-summary p{margin:0}

.scenarios-section{padding:50px 0;background:#fff}
.scenario-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:24px}
.scenario-card{border:1px solid #e2e8f0;border-radius:10px;padding:20px;transition:box-shadow .2s}
.scenario-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.08)}
.scenario-card h3{margin:0 0 8px;font-size:16px}
.scenario-savings{font-size:20px;font-weight:700;color:#16a34a;margin:0 0 8px}
.scenario-detail{font-size:13px;color:#64748b;margin:0}

.breakdown-section{padding:50px 0}
.breakdown-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:24px}
.breakdown-card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:20px}
.breakdown-card p{font-size:14px;color:#475569;margin:0}

.notes-section{padding:50px 0;background:#fff}
.notes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:24px}
.note{background:#f8fafc;border-radius:10px;padding:20px}
.note p{font-size:14px;color:#475569;margin:0}

.assumptions{margin-top:40px;background:#f1f5f9;border-radius:10px;padding:24px}
.assumptions h3{margin:0 0 12px}
.assumptions ul{margin:0 0 16px;padding-left:20px;font-size:14px;color:#475569}
.assumptions li{margin-bottom:6px}
.last-updated{font-size:12px;color:#94a3b8;margin:0}

.site-footer{background:#1a1a2e;color:#94a3b8;padding:40px 0 24px}
.footer-grid{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px;flex-wrap:wrap;gap:20px}
.footer-brand p{margin:4px 0 0;font-size:14px}
.logo-mark{font-weight:700;color:#fff}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{color:#94a3b8;text-decoration:none;font-size:14px;transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-note{font-size:13px;margin:0;border-top:1px solid #334155;padding-top:20px}
.footer-note a{color:#60a5fa;text-decoration:none}

@media print{
  .site-header,.site-footer,.form-actions,.presets,.scenarios-section,.notes-section{display:none}
  .calc-layout{grid-template-columns:1fr}
  .calc-results{position:static}
  body{background:#fff}
  .calc-inputs,.calc-results{box-shadow:none;border:1px solid #e2e8f0}
}

@media(max-width:600px){
  .hero{padding:40px 0}
  .hero-stats{gap:20px}
  .stat-number{font-size:22px}
  .calc-inputs,.calc-results{padding:20px}
  .total-amount{font-size:28px}
  .site-nav{gap:14px}
  .site-nav a{font-size:13px}
}

:focus-visible{outline:2px solid #2563eb;outline-offset:2px;border-radius:4px}
button:focus:not(:focus-visible){outline:none}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}