/* ═══════════════════════════════════════════════════════════════════
   RIPPLE — Landing Page Styles
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Background ────────────────────────────────────────────────── */
.bg-grid {
  position: fixed; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.bg-orb {
  position: fixed; border-radius: 50%;
  filter: blur(120px); pointer-events: none; z-index: 0;
  animation: float 20s ease-in-out infinite;
}
.orb-1 { width: 600px; height: 600px; top: -200px; left: -100px; background: rgba(99,102,241,0.12); }
.orb-2 { width: 500px; height: 500px; top: 40%; right: -150px; background: rgba(168,85,247,0.08); animation-delay: -7s; }
.orb-3 { width: 400px; height: 400px; bottom: 10%; left: 20%; background: rgba(16,185,129,0.06); animation-delay: -14s; }

/* ─── Navbar ────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,8,16,0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
}
.nav-logo-img { width: 32px; height: 32px; border-radius: 8px; }
.nav-logo-text {
  font-size: 1.2rem; font-weight: 800; letter-spacing: -0.5px;
  background: linear-gradient(135deg, #fff 30%, var(--accent-bright));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-link {
  color: var(--text-muted); text-decoration: none; font-size: 0.88rem;
  font-weight: 500; transition: color 0.2s;
}
.nav-link:hover { color: var(--text); -webkit-text-fill-color: unset; }
.nav-cta { font-size: 0.82rem; padding: 0.55rem 1.2rem; }

/* ─── Hero ──────────────────────────────────────────────────────── */
.hero {
  position: relative; z-index: 1;
  text-align: center; padding: 6rem 2rem 3rem;
  max-width: 900px; margin: 0 auto;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent-bright); margin-bottom: 1.5rem;
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 900; line-height: 1.08; letter-spacing: -3px;
  margin-bottom: 1.5rem;
}
.hero-sub {
  font-size: 1.05rem; color: var(--text-muted);
  line-height: 1.8; margin-bottom: 2rem; max-width: 600px; margin-left: auto; margin-right: auto;
}
.hero-actions {
  display: flex; align-items: center; justify-content: center; gap: 1rem;
  margin-bottom: 3rem; flex-wrap: wrap;
}
.hero-cta { font-size: 1rem; padding: 0.85rem 2rem; }
.hero-stats {
  display: inline-flex; align-items: center;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.75rem 1.5rem;
  backdrop-filter: blur(8px);
}
.stat { padding: 0.4rem 1.25rem; text-align: center; }
.stat-num { display: block; font-size: 1.5rem; font-weight: 800; color: var(--accent-bright); }
.stat-label { font-size: 0.68rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* ─── Constellation ─────────────────────────────────────────────── */
.constellation-section {
  position: relative; z-index: 1;
  max-width: 1000px; margin: 0 auto;
  padding: 2rem 2rem 4rem;
}
.constellation-title {
  text-align: center; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent-bright); margin-bottom: 1.5rem;
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
#constellation-canvas {
  width: 100%; height: 550px;
  display: block; border-radius: var(--radius);
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
}

/* ─── Sections Shared ───────────────────────────────────────────── */
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--accent-bright);
  margin-bottom: 0.5rem;
}
.section-heading {
  font-size: 2rem; font-weight: 800; letter-spacing: -1px;
  margin-bottom: 2.5rem;
}

/* ─── Features ──────────────────────────────────────────────────── */
.features {
  position: relative; z-index: 1;
  padding: 5rem 2rem;
}
.features-inner { max-width: 1000px; margin: 0 auto; }
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}
.feature-card {
  transition: all 0.3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-bright);
}
.feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem; border: 1px solid;
}
.feature-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

/* ─── How it Works ──────────────────────────────────────────────── */
.how {
  position: relative; z-index: 1;
  padding: 5rem 2rem;
}
.how-inner { max-width: 700px; margin: 0 auto; }
.steps { display: flex; flex-direction: column; gap: 0; }
.step {
  display: flex; gap: 1.25rem; align-items: flex-start;
  padding: 1.5rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all 0.3s;
}
.step:hover { border-color: var(--border-bright); transform: translateX(4px); }
.step-num {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #7c3aed);
  color: white;
}
.step-content h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.35rem; }
.step-content p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }
.step-content code {
  background: rgba(99,102,241,0.15); color: var(--accent-bright);
  padding: 1px 6px; border-radius: 4px; font-size: 0.8rem;
  font-family: var(--font-mono);
}
.step-connector {
  width: 2px; height: 24px; background: var(--border);
  margin-left: 2.4rem;
}

/* ─── Architecture ──────────────────────────────────────────────── */
.arch {
  position: relative; z-index: 1;
  padding: 5rem 2rem;
}
.arch-inner { max-width: 800px; margin: 0 auto; }
.arch-code { padding: 2rem; overflow-x: auto; }
.arch-code pre { font-family: var(--font-mono); font-size: 0.82rem; line-height: 1.9; }
.arch-code .c { color: rgba(255,255,255,0.25); }
.arch-code .fn { color: #67e8f9; }
.arch-code .str { color: #86efac; }
.arch-code .kw { color: var(--accent-bright); }
.arch-code .err { color: var(--pink); }

/* ─── Final CTA ─────────────────────────────────────────────────── */
.final-cta {
  position: relative; z-index: 1;
  text-align: center; padding: 5rem 2rem;
}
.final-cta h2 { font-size: 2rem; font-weight: 800; letter-spacing: -1px; margin-bottom: 0.75rem; }
.final-cta p { color: var(--text-muted); margin-bottom: 2rem; }

/* ─── Footer ────────────────────────────────────────────────────── */
.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 2rem; background: rgba(0,0,0,0.3);
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-logo {
  font-size: 1rem; font-weight: 800;
  display: flex; align-items: center; gap: 8px;
}
.footer-logo-img { width: 22px; height: 22px; border-radius: 6px; }
.footer-text { font-size: 0.82rem; color: var(--text-muted); }
.footer-tech { display: flex; gap: 0.5rem; }

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero-title { letter-spacing: -2px; }
  .hero-stats { flex-wrap: wrap; justify-content: center; }
  .stat { padding: 0.3rem 0.75rem; }
  .stat-num { font-size: 1.2rem; }
  .nav-links .nav-link { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .step { flex-direction: column; }
  .step-connector { margin-left: 1.5rem; }
  #constellation-canvas { height: 350px; }
  .constellation-section { padding: 1rem 1rem 2rem; }
}