:root {
  --bg: #0f172a;
  --card-bg: #1e293b;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --primary: #10b981;
  --primary-hover: #059669;
  --secondary: #3b82f6;
  --accent: #22d3ee;
  --border: rgba(255, 255, 255, 0.1);
  --radius: 12px;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

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

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

ul {
  list-style: none;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 16px;
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
}

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

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

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Hero Section */
.hero {
  padding: 160px 0 80px;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(16, 185, 129, 0.15), transparent 50%);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(to right, #fff, #cbd5e1);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
}

.nutri-mascot {
  font-size: 4rem;
  margin-bottom: 20px;
  display: inline-block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Features Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin: 60px 0;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.card p {
  color: var(--text-muted);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.price-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
}

.price-card.featured {
  border-color: var(--primary);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.05), var(--card-bg));
}

.price-card .plan-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
}

.price-card .price {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.price-card .period {
  color: var(--text-muted);
  margin-bottom: 32px;
}

.price-card ul {
  text-align: left;
  margin-bottom: 32px;
  flex-grow: 1;
}

.price-card li {
  margin-bottom: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.price-card li::before {
  content: "✓";
  color: var(--primary);
}

.price-card li.disabled {
  opacity: 0.5;
  text-decoration: line-through;
}

.price-card li.disabled::before {
  content: "×";
  color: var(--text-muted);
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 60px 0;
  margin-top: 80px;
  text-align: center;
  color: var(--text-muted);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--card-bg);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}

/* Hide "Acceder a la App" link site-wide */
a[href="https://app.nutriplan.com/login"] {
  display: none !important;
}

/* Hide "Precios" menu link site-wide */
a[href="pricing.html"] {
  display: none !important;
}

/* Highlight "Lista de espera" links and CTAs */
.nav-links a[href="waitlist.html"],
a[href="waitlist.html"].btn,
a[href="waitlist.html"].btn-outline {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: var(--bg) !important;
  padding: 8px 18px;
  border-radius: 999px;
  font-weight: 700;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: auto; /* Ajuste para alineación vertical */
  line-height: 1.6; /* Igual que los textos */
}

/* Slight hover effect for highlighted waitlist links */
.nav-links a[href="waitlist.html"]:hover,
a[href="waitlist.html"].btn:hover,
a[href="waitlist.html"].btn-outline:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}