/* =============================================
   Landing Page Styles
   ============================================= */

.landing-body {
  background: #fff;
  overflow-x: hidden;
}

/* Navbar */
.landing-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  display: flex;
  align-items: center;
  padding: 0 var(--space-8);
  z-index: 100;
  transition: all 0.3s ease;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.landing-nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.08); }
.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}
.nav-brand-logo {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
}
.nav-brand-name { font-weight: 800; font-size: 1.25rem; color: var(--text); }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin: 0 auto;
  list-style: none;
}
.nav-links a {
  color: var(--gray-600);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: var(--space-3); }

/* Hero */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  background: linear-gradient(180deg, #f8f9ff 0%, #fff 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,.08) 0%, transparent 70%);
  top: -200px; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--primary-bg);
  color: var(--primary-dark);
  border: 1px solid rgba(99,102,241,.2);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
}
.hero-badge-dot {
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--gray-900);
  line-height: 1.1;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}
.hero h1 span {
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.25rem;
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}
.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.hero-cta .btn-lg { padding: 0.875rem 2rem; font-size: 1.0625rem; border-radius: var(--radius-md); }
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-12);
  flex-wrap: wrap;
}
.hero-stat-value { font-size: 1.75rem; font-weight: 900; color: var(--text); }
.hero-stat-label { font-size: 0.875rem; color: var(--text-muted); margin-top: 2px; }
.hero-stat + .hero-stat { border-left: 1px solid var(--border); padding-left: var(--space-8); }

/* Screenshot */
.hero-screenshot {
  margin-top: var(--space-16);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}
.screenshot-frame {
  background: var(--gray-900);
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-4) 0;
  box-shadow: 0 40px 80px rgba(0,0,0,.25), 0 0 0 1px rgba(255,255,255,.05);
}
.screenshot-dots {
  display: flex;
  gap: 6px;
  margin-bottom: var(--space-3);
}
.screenshot-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.screenshot-dots span:nth-child(1) { background: #ef4444; }
.screenshot-dots span:nth-child(2) { background: #f59e0b; }
.screenshot-dots span:nth-child(3) { background: #10b981; }
.screenshot-inner {
  background: var(--gray-50);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  height: 480px;
  overflow: hidden;
  display: flex;
}

/* Features */
.features { padding: var(--space-20) 0; background: #fff; }
.section-header { text-align: center; margin-bottom: var(--space-16); }
.section-tag {
  display: inline-block;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.section-header h2 { font-size: 2.25rem; color: var(--gray-900); margin-bottom: var(--space-4); }
.section-header p  { font-size: 1.125rem; color: var(--gray-500); max-width: 560px; margin: 0 auto; }
.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-6); }
.feature-card {
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all 0.3s ease;
}
.feature-card:hover {
  background: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(99,102,241,.2);
}
.feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
}
.feature-card h3 { font-size: 1.125rem; margin-bottom: var(--space-2); }
.feature-card p  { color: var(--gray-500); font-size: 0.9375rem; line-height: 1.6; margin: 0; }

/* How it works */
.how-it-works { padding: var(--space-20) 0; background: var(--gray-50); }
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-6); position: relative; }
.steps::before {
  content: '';
  position: absolute;
  top: 28px; left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--primary), #8b5cf6);
}
.step { text-align: center; }
.step-number {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.25rem;
  margin: 0 auto var(--space-4);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--gray-50), 0 0 0 8px rgba(99,102,241,.15);
}
.step h4 { margin-bottom: var(--space-2); }
.step p  { color: var(--gray-500); font-size: 0.9375rem; }

/* Pricing */
.pricing { padding: var(--space-20) 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-6); max-width: 900px; margin: 0 auto; }
.pricing-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
}
.pricing-card.featured {
  border-color: var(--primary);
  position: relative;
}
.pricing-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
}
.pricing-plan { font-size: 0.875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: var(--space-4); }
.pricing-price { font-size: 3rem; font-weight: 900; color: var(--text); line-height: 1; }
.pricing-price span { font-size: 1rem; font-weight: 500; color: var(--text-muted); }
.pricing-features { list-style: none; text-align: left; margin: var(--space-6) 0; }
.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: 0.9375rem;
  color: var(--gray-600);
  border-bottom: 1px solid var(--gray-100);
}
.pricing-features li::before { content: '✓'; color: var(--success); font-weight: 700; }

/* CTA section */
.cta-section {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, var(--primary), #7c3aed);
  text-align: center;
  color: #fff;
}
.cta-section h2 { font-size: 2.5rem; color: #fff; margin-bottom: var(--space-4); }
.cta-section p  { font-size: 1.125rem; opacity: 0.85; margin-bottom: var(--space-8); }

/* Footer */
.landing-footer {
  background: var(--gray-900);
  color: rgba(255,255,255,.6);
  padding: var(--space-16) 0 var(--space-8);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-8); margin-bottom: var(--space-12); }
.footer-brand p { margin-top: var(--space-4); font-size: 0.9375rem; line-height: 1.7; }
.footer-col h4 { color: #fff; font-size: 0.875rem; font-weight: 700; margin-bottom: var(--space-4); text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col a  { display: block; color: rgba(255,255,255,.5); font-size: 0.9375rem; margin-bottom: var(--space-2); text-decoration: none; transition: color var(--transition); }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid  { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero { padding: 120px 0 60px; }
  .hero h1 { font-size: 2.25rem; }
  .steps    { grid-template-columns: repeat(2,1fr); }
  .steps::before { display: none; }
  .pricing-grid  { grid-template-columns: 1fr; }
  .feature-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-4); text-align: center; }
  .nav-links     { display: none; }
  .landing-nav   { padding: 0 var(--space-4); }
}