/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-light: #eff6ff;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --white: #ffffff;
  --bg: #f8fafc;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

/* ===== LAYOUT ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all .18s ease;
  white-space: nowrap;
}

.btn-lg { padding: 14px 30px; font-size: 16px; }

.btn-primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,.35); }

.btn-outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}
.btn-outline:hover { background: var(--blue-light); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--bg); border-color: #cbd5e1; }

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.logo-img {
  height: 96px;
  width: auto;
  display: block;
}

.logo-img--footer {
  height: 120px;
  filter: brightness(0) invert(1);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 96px 0 80px;
  overflow: hidden;
  background: linear-gradient(160deg, #eff6ff 0%, #ffffff 60%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 60% -10%, rgba(37,99,235,.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  border: 1px solid #bfdbfe;
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .3px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.5px;
  color: var(--text);
  margin-bottom: 20px;
}

.highlight {
  color: var(--blue);
}

.hero-desc {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== FEATURES ===== */
.features {
  padding: 96px 0;
  background: var(--bg);
}

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  text-align: center;
  letter-spacing: -.3px;
  margin-bottom: 12px;
}

.section-desc {
  text-align: center;
  color: var(--text-muted);
  font-size: 17px;
  margin-bottom: 56px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0,0,0,.1);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* ===== CTA ===== */
.cta {
  padding: 96px 0;
  background: linear-gradient(135deg, var(--blue) 0%, #1e40af 100%);
}

.cta-inner {
  text-align: center;
}

.cta h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 14px;
  letter-spacing: -.3px;
}

.cta p {
  color: rgba(255,255,255,.8);
  font-size: 18px;
  margin-bottom: 36px;
}

.cta .btn-primary {
  background: var(--white);
  color: var(--blue);
  border-color: var(--white);
}

.cta .btn-primary:hover {
  background: #f1f5f9;
  border-color: #f1f5f9;
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--text);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}



.footer-copy {
  color: #94a3b8;
  font-size: 14px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
  .hero { padding: 72px 0 60px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .features, .cta { padding: 72px 0; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}