/* Product Intelligence — Shared Theme (v3) */
:root{
  --primary:#1E40AF;
  --primary-hover:#1D4ED8;
  --accent:#0EA5E9;

  --bg:#F8FAFC;
  --surface:#FFFFFF;

  --text:#0F172A;
  --muted:#475569;

  --border:#E2E8F0;

  --radius:16px;
  --radius-sm:12px;

  --shadow-sm: 0 1px 2px rgba(2,6,23,.06);
  --shadow:    0 10px 30px rgba(2,6,23,.10);
  --shadow-lg: 0 20px 60px rgba(2,6,23,.16);
}

html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans";
  color:var(--text);
  background:
    radial-gradient(900px 500px at 50% 0%, rgba(30,64,175,.10), transparent 60%),
    radial-gradient(900px 500px at 10% 25%, rgba(14,165,233,.08), transparent 60%),
    var(--bg);
}

a{color:var(--primary); text-decoration:none}
a:hover{text-decoration:underline}

.container{
  width:min(1120px, 92vw);
  margin:0 auto;
}

h1,h2,h3{letter-spacing:-.02em}
p,li{color:var(--muted); line-height:1.65}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248,250,252,.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  width: min(1120px, 92vw);
  margin: 0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

.site-nav{
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap: nowrap;
}

.site-nav a{
  white-space: nowrap;
  font-weight: 500;
  color: var(--text);
}

.header-cta{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap: nowrap;
}

@media (max-width: 980px){
  .site-nav{ display:none; }
}

/* Buttons */
button, .btn, .button, a.button{
  border-radius:999px;
  border:1px solid var(--border);
  padding:12px 18px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight:600;
  box-shadow:none;
  text-decoration:none;
  cursor:pointer;
  transition: all .2s ease;
}
a.button.primary, .btn-primary, .cta-primary, .primary{
  background:var(--primary);
  color:#fff;
  border-color:transparent;
  box-shadow:var(--shadow-sm);
}
a.button.primary:hover, .btn-primary:hover, .cta-primary:hover, .primary:hover{
  background:var(--primary-hover);
  text-decoration:none;
}
.btn-secondary{
  background:var(--surface);
  color:var(--text);
  border:1px solid var(--border);
}
.btn-secondary:hover{
  background:var(--bg);
  border-color:#CBD5E1;
  text-decoration:none;
}

/* Cards (SaaS look) — unified styling */
.card, .feature-card, .pricing-card, .panel, .box,
.section-card, .grid-card, .tile, .pill-card,
.steps-card, .why-card, .why-different-card, .audience-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:24px;
  transition: all .2s ease;
}
.card:hover, .feature-card:hover, .pricing-card:hover, .tile:hover,
.why-different-card:hover, .audience-card:hover{
  box-shadow:var(--shadow);
  transform: translateY(-2px);
}

/* Make all card titles + text consistent */
.card h3, .feature-card h3, .pricing-card h3, .tile h3,
.why-card h3, .steps-card h3, .why-different-card h3, .audience-card h3,
.card h4, .feature-card h4, .tile h4{
  color:var(--text);
  margin:0 0 10px 0;
  font-size:17px;
  font-weight:700;
  line-height:1.3;
}
.card p, .feature-card p, .pricing-card p, .tile p,
.why-card p, .steps-card p, .why-different-card p, .audience-card p{
  color:var(--muted);
  font-size:14px;
  line-height:1.6;
  margin:0 0 12px 0;
}
.card ul, .feature-card ul, .why-different-card ul, .audience-card ul{
  margin:0;
  padding-left:18px;
}
.card li, .feature-card li, .tile li,
.why-different-card li, .audience-card li{
  color:var(--muted);
  font-size:13px;
  line-height:1.5;
  margin-bottom:6px;
}

/* Responsive Grid Utilities */
.grid-2{
  display:grid;
  gap:20px;
  grid-template-columns: repeat(2, minmax(0,1fr));
}
.grid-3{
  display:grid;
  gap:20px;
  grid-template-columns: repeat(3, minmax(0,1fr));
}
.grid-4{
  display:grid;
  gap:20px;
  grid-template-columns: repeat(4, minmax(0,1fr));
}
@media (max-width: 1024px){
  .grid-4{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 768px){
  .grid-2, .grid-3{ grid-template-columns: 1fr; }
}
@media (max-width: 600px){
  .grid-4{ grid-template-columns: 1fr; }
}

/* Section spacing helpers */
section{padding:72px 0}
.section-tight{padding:48px 0}
.section-surface{
  background: rgba(255,255,255,.65);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}

/* Section headers */
.section-header{
  text-align:center;
  margin-bottom:48px;
}
.section-title{
  font-size:clamp(26px, 4vw, 36px);
  font-weight:700;
  margin:0 0 12px 0;
  color:var(--text);
}
.section-subtitle{
  font-size:17px;
  color:var(--muted);
  max-width:600px;
  margin:0 auto;
  line-height:1.6;
}
.section-label{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  text-transform:uppercase;
  letter-spacing:0.05em;
  margin-bottom:8px;
}

/* Step cards (3-column) */
.step-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px 24px;
  box-shadow:var(--shadow-sm);
  text-align:center;
  transition: all .2s ease;
}
.step-card:hover{
  box-shadow:var(--shadow);
  transform: translateY(-2px);
}
.step-badge{
  width:48px;
  height:48px;
  background:var(--primary);
  color:#fff;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  font-size:20px;
  margin-bottom:16px;
}
.step-title{
  font-size:18px;
  font-weight:700;
  margin:0 0 10px;
  color:var(--text);
}
.step-text{
  font-size:14px;
  color:var(--muted);
  margin:0 0 16px;
  line-height:1.5;
}
.step-cta{
  display:inline-block;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.step-cta:hover{
  color:var(--primary-hover);
}

/* Placeholder/preview cards */
.preview-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:48px 32px;
  text-align:center;
  box-shadow:var(--shadow-sm);
}
.preview-card h3{
  font-size:20px;
  font-weight:700;
  margin:0 0 12px;
  color:var(--text);
}
.preview-card p{
  font-size:15px;
  color:var(--muted);
  margin:0 0 24px;
  line-height:1.6;
}

/* Footer */
.footer{
  background:var(--text);
  color:rgba(255,255,255,.7);
  padding:48px 0 32px;
}
.footer a{
  color:rgba(255,255,255,.7);
}
.footer a:hover{
  color:#fff;
}
.footer-repo{
  font-size:13px;
  margin-top:16px;
}

/* MVP Banner */
.mvp-banner{
  width:100%;
  background:#FEF9C3;
  border-bottom: 1px solid #FDE68A;
}

.mvp-banner-inner{
  width: min(1120px, 92vw);
  margin: 0 auto;
  padding: 10px 0;
  text-align:center;
  font-size: 13px;
  line-height: 1.4;
  color: #92400E;
}

.mvp-badge{
  display:inline-block;
  margin-right:8px;
  background:#F59E0B;
  color:#fff;
  font-weight:700;
  font-size:11px;
  padding:3px 8px;
  border-radius:999px;
  vertical-align: middle;
}

.mvp-banner a{
  color:#92400E;
  font-weight:700;
  text-decoration: underline;
}