/* Sentinel landing draft — extends style.css (Nao-inspired carousel + setup flow) */

.landing-draft-banner {
  position: sticky;
  top: 0;
  z-index: 12000;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.55rem 1rem;
  background: linear-gradient(90deg, rgba(155, 92, 255, 0.22), rgba(109, 40, 217, 0.18));
  border-bottom: 1px solid rgba(155, 92, 255, 0.35);
  font-size: 0.82rem;
  color: var(--accent-light);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}

.landing-draft-banner span {
  opacity: 0.85;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-dim);
}

.ld-hero-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.ld-hero-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.1;
}

.ld-hero-stat span {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ld-section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.ld-section-head h2 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.65rem;
}

.ld-section-head p {
  color: var(--text-dim);
  font-size: 1.02rem;
  line-height: 1.6;
}

/* Feature carousel */
.ld-carousel {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 5%;
}

.ld-carousel-viewport {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--card-border);
  background: var(--bg-card);
  box-shadow: var(--shadow-glow);
}

.ld-slide {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 340px;
}

.ld-slide.active {
  display: grid;
}

.ld-slide-copy {
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
}

.ld-slide-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-light);
}

.ld-slide-copy h3 {
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.25;
}

.ld-slide-copy p {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.65;
}

.ld-slide-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(155, 92, 255, 0.06);
  border-left: 1px solid rgba(155, 92, 255, 0.12);
}

.ld-mock-panel {
  width: 100%;
  max-width: 320px;
  background: rgba(10, 10, 18, 0.85);
  border: 1px solid rgba(155, 92, 255, 0.25);
  border-radius: 14px;
  padding: 1.25rem;
  font-size: 0.88rem;
}

.ld-mock-panel strong {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--accent-light);
}

.ld-mock-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
}

.ld-mock-row:last-child {
  border-bottom: none;
}

.ld-mock-row .on {
  color: #4ade80;
  font-weight: 600;
}

.ld-carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

.ld-carousel-btn {
  background: rgba(155, 92, 255, 0.12);
  border: 1px solid rgba(155, 92, 255, 0.3);
  color: var(--accent-light);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 1.1rem;
  transition: background 0.15s, border-color 0.15s;
}

.ld-carousel-btn:hover {
  background: rgba(155, 92, 255, 0.22);
  border-color: var(--accent);
}

.ld-carousel-dots {
  display: flex;
  gap: 0.45rem;
}

.ld-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(155, 92, 255, 0.25);
  cursor: pointer;
  padding: 0;
}

.ld-carousel-dot.active {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(155, 92, 255, 0.6);
}

.ld-carousel-counter {
  font-size: 0.82rem;
  color: var(--text-dim);
  min-width: 4.5rem;
  text-align: center;
}

/* Setup steps */
.ld-setup {
  padding: 4rem 5%;
  background: rgba(155, 92, 255, 0.04);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.ld-setup-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 920px;
  margin: 0 auto;
}

.ld-setup-step {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.ld-setup-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(155, 92, 255, 0.18);
  color: var(--accent-light);
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 0.85rem;
}

.ld-setup-step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.ld-setup-step p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.ld-setup-arrow {
  display: none;
}

/* Why Sentinel grid */
.ld-why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  max-width: 820px;
  margin: 0 auto;
}

.ld-why-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.35rem 1.25rem;
}

.ld-why-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.ld-why-card p {
  font-size: 0.86rem;
  color: var(--text-dim);
  line-height: 1.55;
}

@media (max-width: 768px) {
  .ld-slide {
    grid-template-columns: 1fr;
  }

  .ld-slide-visual {
    border-left: none;
    border-top: 1px solid rgba(155, 92, 255, 0.12);
    min-height: 180px;
  }

  .ld-setup-steps {
    grid-template-columns: 1fr;
  }

  .ld-why-grid {
    grid-template-columns: 1fr;
  }
}

.active-dev-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #e9b8ff;
  background: rgba(88, 28, 135, 0.35);
  border: 1px solid rgba(233, 184, 255, 0.4);
  border-radius: 999px;
  padding: 0.45rem 1.05rem;
  margin-bottom: 1.75rem;
}