/* Landing page */
.landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.landing-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
  font-weight: 800;
  font-size: 1.2rem;
}

.nav-brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #001a1f;
  font-size: 1.1rem;
}

.nav-brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--primary); }

.nav-actions { display: flex; gap: 12px; }

/* Hero */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #34d399;
  margin-bottom: 28px;
  animation: fadeInUp 0.6s ease backwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: #34d399;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease 0.1s backwards;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 40px;
  animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s backwards;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 72px;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.hero-stat .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
}

.hero-stat .lbl {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Features */
.features {
  padding: 100px 0;
}

.section-head {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.feature-icon.cyan { background: rgba(0, 229, 255, 0.12); color: var(--primary); }
.feature-icon.purple { background: rgba(168, 85, 247, 0.12); color: var(--accent); }
.feature-icon.green { background: rgba(16, 185, 129, 0.12); color: var(--success); }
.feature-icon.orange { background: rgba(245, 158, 11, 0.12); color: var(--warning); }

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* How it works */
.how-it-works {
  padding: 100px 0;
  background: rgba(10, 15, 30, 0.5);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  counter-reset: step;
}

.step {
  text-align: center;
  padding: 32px 24px;
  position: relative;
}

.step-num {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary-dim), rgba(168, 85, 247, 0.1));
  border: 1px solid var(--border-hover);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Pricing */
.pricing {
  padding: 100px 0;
}

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

.price-card {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.price-card.featured {
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 0 60px rgba(0, 229, 255, 0.12);
  transform: scale(1.02);
}

.price-card .tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #001a1f;
  padding: 6px 20px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.price-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.price-card .desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
  min-height: 44px;
}

.price-amount {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.price-amount span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

.price-period {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.price-what {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(0, 229, 255, 0.05);
  border: 1px solid rgba(0, 229, 255, 0.1);
}

.price-features {
  list-style: none;
  flex: 1;
  margin-bottom: 28px;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.price-features li:last-child { border-bottom: none; }

.price-features i {
  color: var(--success);
  font-size: 0.85rem;
}

/* FAQ */
.faq {
  padding: 100px 0;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--bg-card);
}

.faq-q {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-q i { color: var(--primary); transition: transform 0.3s; }
.faq-item.open .faq-q i { transform: rotate(180deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-a-inner {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-a-inner a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.faq-a-inner a:hover {
  text-decoration: underline;
}

.faq-item.open .faq-a { max-height: 200px; }

/* CTA */
.cta {
  padding: 80px 0 120px;
}

.cta-box {
  padding: 64px 48px;
  text-align: center;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(168, 85, 247, 0.06));
  border-color: rgba(0, 229, 255, 0.2);
}

.cta-box h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-box p {
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 32px;
  font-size: 1.05rem;
}

/* Footer */
.landing-footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.landing-footer a {
  color: var(--text-muted);
  text-decoration: none;
}

.landing-footer a:hover { color: var(--primary); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { padding: 120px 0 60px; }
  .hero-stats { gap: 24px; }
  .price-card.featured { transform: none; }
  .cta-box { padding: 40px 24px; }
}