:root {
  --primary: #2e2e9e;
  --primary-dark: #20206e;
  --primary-glow: #4040c2;
  --accent-orange: #f2a440;
  --accent-orange-dark: #e08e25;
  --accent-green: #3cb878;
  --text-main: #1a1a3d;
  --text-muted: #5c5c75;
  --bg-muted: #f4f4f9;
  --border: #e3e3ee;
  --radius: 0.75rem;
  --shadow-card: 0 4px 20px -4px rgba(40, 40, 80, 0.1);
  --shadow-glow: 0 10px 40px -10px rgba(64, 64, 194, 0.3);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text-main);
  line-height: 1.55;
  background: #fff;
}
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.15; font-weight: 800; margin: 0 0 1rem; }
h1 { font-size: clamp(2.2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0 0 1rem; }
.lead { color: var(--text-muted); font-size: 1.1rem; }
a { color: var(--primary); text-decoration: none; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-mark { height: 32px; width: auto; }
.brand-name { font-weight: 800; font-size: 1.2rem; color: var(--text-main); }
.main-nav { display: flex; gap: 28px; }
.main-nav a { color: var(--text-main); font-weight: 500; }
.main-nav a:hover { color: var(--primary); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-align: center;
}
.btn-sm { padding: 8px 18px; font-size: 0.9rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-orange-dark) 100%);
  color: #1a1a3d;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-outline {
  background: #fff;
  border-color: var(--border);
  color: var(--text-main);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--primary);
  color: var(--primary);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}
.badge-outline { border-color: var(--accent-green); color: var(--accent-green); }
.icon-mic { width: 14px; height: 14px; }

/* Hero */
.hero {
  background: linear-gradient(180deg, #f4f4fb 0%, #ffffff 100%);
  padding: 64px 0 80px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.text-accent { color: var(--primary); }
.hero-actions { display: flex; gap: 16px; margin: 1.75rem 0; flex-wrap: wrap; }
.trust-list { list-style: none; display: flex; gap: 24px; padding: 0; margin: 0; flex-wrap: wrap; }
.trust-list li { display: flex; align-items: center; gap: 6px; font-weight: 600; color: var(--text-muted); }
.check { color: var(--accent-green); font-weight: 800; }
.hero-media img { border-radius: var(--radius); box-shadow: var(--shadow-card); }

/* Sections */
.section { padding: 80px 0; }
.section-muted { background: var(--bg-muted); }
.section-head { max-width: 680px; margin: 0 auto 3rem; text-align: center; }
.section-head h2 { margin-top: 0.5rem; }
.challenge-grid { max-width: 760px; text-align: left; }
.link-arrow { font-weight: 700; }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card, .pilot-card, .benefit-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feature-card:hover, .pilot-card:hover, .benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.feature-icon { font-size: 1.8rem; margin-bottom: 0.75rem; }
.pilot-card .stat {
  margin-top: 1rem;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent-green);
}
.pilot-card .stat span {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.stat-band {
  display: flex;
  justify-content: center;
  gap: 64px;
  margin-top: 3rem;
  text-align: center;
}
.stat-band strong { display: block; font-size: 2.2rem; color: var(--primary); }
.stat-band span { color: var(--text-muted); font-weight: 600; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.pill-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
}
.pill-list li {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px;
  font-weight: 600;
  font-size: 0.9rem;
}

.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
  color: #fff;
  text-align: center;
}
.cta-section .lead { color: rgba(255,255,255,0.85); }
.cta-section h2 { color: #fff; }
.cta-inner { max-width: 700px; }
.cta-section .btn-outline { background: transparent; border-color: rgba(255,255,255,0.6); color: #fff; }
.cta-section .btn-outline:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.1); }

/* Footer */
.site-footer {
  background: var(--text-main);
  color: rgba(255,255,255,0.7);
  padding: 40px 0;
  text-align: center;
}
.site-footer .brand-name { color: #fff; display: block; margin-bottom: 0.5rem; }
.site-footer p { margin: 0 0 1rem; font-size: 0.9rem; }
.footer-social {
  display: inline-flex;
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
  padding: 6px 18px;
}
.footer-social:hover { color: #fff; border-color: rgba(255,255,255,0.6); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 40, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
}
.modal-overlay[hidden] { display: none; }
.modal {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow-glow);
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  border: none;
  background: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text-muted);
}
.modal-sub { color: var(--text-muted); margin-bottom: 1.5rem; }
#demo-form { display: flex; flex-direction: column; gap: 14px; }
#demo-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}
#demo-form input {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 1rem;
  font-family: inherit;
}
#demo-form input:focus { outline: 2px solid var(--primary-glow); border-color: var(--primary); }
.form-status { min-height: 1.2em; font-size: 0.9rem; text-align: center; }
.form-status.success { color: var(--accent-green); }
.form-status.error { color: #c0392b; }

@media (max-width: 900px) {
  .hero-grid, .two-col { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .main-nav { display: none; }
}
@media (max-width: 600px) {
  .card-grid { grid-template-columns: 1fr; }
  .stat-band { gap: 32px; }
}