@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg: #04050d;
  --surface: #0c0e1a;
  --surface2: #12152a;
  --border: rgba(139,92,246,0.15);
  --purple: #8b5cf6;
  --purple-light: #a78bfa;
  --blue: #3b82f6;
  --cyan: #06b6d4;
  --green: #10b981;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --card-bg: rgba(12,14,26,0.8);
  --glow: 0 0 60px rgba(139,92,246,0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 5%;
  background: rgba(4,5,13,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none;
  font-size: 1.4rem; font-weight: 800; color: var(--text);
}

.logo-ring {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; box-shadow: 0 0 20px rgba(139,92,246,0.4);
}

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

.btn-nav {
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: #fff; border: none; padding: 0.6rem 1.4rem;
  border-radius: 8px; font-weight: 600; font-size: 0.9rem;
  cursor: pointer; text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
}
.btn-nav:hover { opacity: 0.9; transform: translateY(-1px); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 8rem 5% 5rem;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(139,92,246,0.25) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(6,182,212,0.1) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 20% 70%, rgba(59,130,246,0.1) 0%, transparent 50%);
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.3);
  border-radius: 100px; padding: 0.4rem 1.2rem;
  font-size: 0.8rem; font-weight: 600; color: var(--purple-light);
  margin-bottom: 1.5rem; position: relative; z-index: 1;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900; line-height: 1.1;
  max-width: 900px;
  position: relative; z-index: 1;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, #fff 30%, var(--purple-light) 60%, var(--cyan) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem; color: var(--muted);
  max-width: 640px; margin: 0 auto 2.5rem;
  position: relative; z-index: 1;
}

.hero-ctas {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  position: relative; z-index: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: #fff; border: none; padding: 1rem 2.2rem;
  border-radius: 12px; font-weight: 700; font-size: 1rem;
  cursor: pointer; text-decoration: none;
  box-shadow: 0 4px 30px rgba(139,92,246,0.4);
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 40px rgba(139,92,246,0.5); }

.btn-secondary {
  background: transparent;
  color: var(--text); border: 1px solid var(--border);
  padding: 1rem 2.2rem; border-radius: 12px;
  font-weight: 600; font-size: 1rem;
  cursor: pointer; text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
.btn-secondary:hover { border-color: var(--purple); background: rgba(139,92,246,0.06); }

/* ── SOCIAL PROOF BAR ── */
.proof-bar {
  background: var(--surface);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 1.2rem 5%;
  display: flex; align-items: center; justify-content: center;
  gap: 3rem; flex-wrap: wrap;
}

.proof-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; color: var(--muted); }
.proof-num { font-weight: 800; font-size: 1.1rem; color: var(--text); }

/* ── SECTION ── */
section { padding: 6rem 5%; }
.section-label {
  display: inline-block; font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--purple-light); margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; line-height: 1.2;
  margin-bottom: 1rem;
}
.section-sub { color: var(--muted); font-size: 1.1rem; max-width: 600px; }

/* ── HOW IT WORKS ── */
.how { background: var(--surface); }
.steps-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem; margin-top: 4rem;
}
.step {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
}
.step:hover { border-color: var(--purple); transform: translateY(-4px); }
.step-num {
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; margin-bottom: 1.2rem;
}
.step h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; }
.step p { color: var(--muted); font-size: 0.95rem; }

/* ── FEATURES ── */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem; margin-top: 4rem;
}
.feature-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.8rem;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s, transform 0.3s;
}
.feature-card:hover { border-color: var(--purple); transform: translateY(-3px); }
.feature-icon {
  font-size: 2rem; margin-bottom: 1rem;
  display: block;
}
.feature-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature-card p { color: var(--muted); font-size: 0.9rem; }

/* ── PRICING ── */
.pricing { background: var(--surface); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem; margin-top: 4rem; max-width: 900px; margin-left: auto; margin-right: auto;
}
.pricing-card {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 20px; padding: 2.5rem;
  position: relative;
}
.pricing-card.featured {
  border-color: var(--purple);
  background: linear-gradient(135deg, rgba(139,92,246,0.08), rgba(59,130,246,0.06));
  box-shadow: 0 0 50px rgba(139,92,246,0.15);
}
.badge-popular {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: #fff; font-size: 0.75rem; font-weight: 700;
  padding: 0.3rem 1rem; border-radius: 100px;
}
.plan-name { font-size: 0.85rem; font-weight: 700; color: var(--purple-light); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; }
.plan-price { font-size: 3rem; font-weight: 900; line-height: 1; margin-bottom: 0.3rem; }
.plan-price span { font-size: 1rem; font-weight: 400; color: var(--muted); }
.plan-desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 2rem; }
.plan-features { list-style: none; margin-bottom: 2rem; }
.plan-features li {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 0.9rem; padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.plan-features li::before { content: '✓'; color: var(--green); font-weight: 700; }

/* ── TESTIMONIALS ── */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem; margin-top: 4rem;
}
.testimonial {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.8rem;
}
.testimonial-text { font-size: 0.95rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.2rem; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 0.8rem; }
.author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem;
}
.author-info strong { display: block; font-size: 0.9rem; }
.author-info span { font-size: 0.8rem; color: var(--muted); }
.stars { color: #f59e0b; font-size: 0.85rem; margin-bottom: 0.8rem; }

/* ── CTA SECTION ── */
.cta-section {
  text-align: center;
  background: linear-gradient(135deg, rgba(139,92,246,0.08), rgba(6,182,212,0.05));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-section h2 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 900; margin-bottom: 1rem; }
.cta-section p { color: var(--muted); font-size: 1.1rem; margin-bottom: 2.5rem; }

/* ── FOOTER ── */
footer {
  background: var(--surface); border-top: 1px solid var(--border);
  padding: 3rem 5% 2rem;
  display: flex; flex-direction: column; align-items: center; gap: 1.5rem;
  text-align: center;
}
.footer-logo { font-size: 1.2rem; font-weight: 800; }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--muted); font-size: 0.8rem; }

/* ── ANIMATIONS ── */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.floating { animation: float 4s ease-in-out infinite; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .proof-bar { gap: 1.5rem; }
}