:root {
  --bg-dark: #07090f; /* Very deep navy/black */
  --bg-card: #0d121f;
  --bg-card-hover: #131b2e;
  --border-light: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(59, 130, 246, 0.3);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.5);
  --gold: #fbbf24;
  --gold-glow: rgba(251, 191, 36, 0.4);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Background Gradients & Glows to simulate MultiIA vibe */
body::before {
  content: '';
  position: absolute;
  top: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ================= HEADER ================= */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 15, 0.8);
}

.nav-brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 1.8rem;
  letter-spacing: -1px;
  background: linear-gradient(to right, #fff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.nav-brand span {
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--gold);
  -webkit-text-fill-color: var(--gold);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a.link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
}
.nav-links a.link:hover {
  color: #fff;
}

.btn-primary {
  background: var(--text-main);
  color: var(--bg-dark);
  padding: 10px 24px;
  border-radius: 99px;
  font-weight: 700;
  font-size: 0.9rem;
  border: border: 1px solid transparent;
}
.btn-primary:hover {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-light);
  box-shadow: 0 0 20px rgba(255,255,255,0.1);
}

.btn-accent {
  background: var(--accent-blue);
  color: #fff;
  padding: 10px 24px;
  border-radius: 99px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 0 15px var(--accent-blue-glow);
  border: 1px solid transparent;
}
.btn-accent:hover {
  background: transparent;
  border-color: var(--accent-blue);
  box-shadow: 0 0 25px var(--accent-blue-glow);
}

/* ================= HERO ================= */
.hero {
  text-align: center;
  padding: 120px 20px 80px;
}

.hero-pill {
  display: inline-block;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 6px 16px;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1.5px;
}

.hero h1 .highlight {
  background: linear-gradient(to right, var(--accent-blue), #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
}

.hero-cta .btn-accent {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.hero-cta .btn-outline {
  padding: 16px 36px;
  border-radius: 99px;
  border: 1px solid var(--border-light);
  font-weight: 700;
  font-size: 1.05rem;
}
.hero-cta .btn-outline:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.2);
}

/* ================= APP PREVIEW MOCKUP ================= */
.app-preview-container {
  max-width: 1000px;
  margin: 0 auto 100px;
  padding: 10px;
  position: relative;
}

.app-preview-container::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 105%;
  height: 105%;
  background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.2) 0%, transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.app-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
  overflow: hidden;
  position: relative;
}
.app-mockup-header {
  height: 30px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  padding: 0 15px;
  gap: 8px;
}
.app-mockup-dots span {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}
.app-mockup-dots span:nth-child(1) { background: #ef4444; }
.app-mockup-dots span:nth-child(2) { background: #eab308; }
.app-mockup-dots span:nth-child(3) { background: #22c55e; }

.app-mockup-body {
  padding: 20px;
  min-height: 400px;
  position: relative;
}
/* Simulate dashboard UI */
.mock-kpi {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 20px;
}
.mock-kpi-card {
  height: 80px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-light);
  border-radius: 8px;
}
.mock-table {
  height: 200px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-light);
  border-radius: 8px;
}

/* ================= FEATURES SECTION ================= */
.features-section {
  padding: 80px 20px;
  border-top: 1px solid var(--border-light);
  background: linear-gradient(180deg, transparent, rgba(13, 18, 31, 0.5));
}
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
  font-weight: 800;
}
.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 40px 30px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-5px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  transition: all 0.3s ease;
}
.feature-card:hover::before {
  background: linear-gradient(90deg, var(--gold), var(--accent-blue));
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  background: rgba(255,255,255,0.05);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid var(--border-light);
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  font-weight: 700;
}
.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ================= PRICING ================= */
.pricing-section {
  padding: 100px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 50px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 20px;
  padding: 40px 30px;
  text-align: left;
  display: flex;
  flex-direction: column;
}
.pricing-card.pro {
  border-color: var(--gold);
  box-shadow: 0 0 30px rgba(251, 191, 36, 0.1);
  position: relative;
}
.pricing-card.pro::after {
  content: 'MAIS POPULAR';
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--gold);
  color: #000;
  font-size: 0.65rem;
  font-weight: 900;
  padding: 4px 12px;
  border-radius: 99px;
  letter-spacing: 1px;
}

.pricing-card h3 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}
.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 8px;
}
.pricing-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}
.pricing-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.pricing-features {
  list-style: none;
  margin-bottom: 40px;
  flex: 1;
}
.pricing-features li {
  margin-bottom: 14px;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-features li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 900;
}
.pricing-card:not(.pro) .pricing-features li::before {
  color: var(--text-muted);
}

.pricing-card .btn-primary {
  width: 100%;
  text-align: center;
}
.pricing-card.pro .btn-primary {
  background: var(--gold);
  color: #000;
}
.pricing-card.pro .btn-primary:hover {
  box-shadow: 0 0 20px var(--gold-glow);
}

/* ================= FOOTER ================= */
.footer {
  border-top: 1px solid var(--border-light);
  padding: 60px 20px 40px;
  text-align: center;
}
.footer-text {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 20px;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 2.2rem; }
  .hero-cta { flex-direction: column; }
  .hero-cta a { width: 100%; text-align: center; margin-bottom: 8px; }
  .pricing-grid { grid-template-columns: 1fr; }
}