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

:root {
  /* Palette - Deep Twilight & Sage */
  --col-bg-deep: #0f172a;
  --col-bg-panel: #162032;
  --col-bg-elevated: #1e293b;
  
  --col-primary: #8fb5a3; /* Muted Sage */
  --col-primary-glow: rgba(143, 181, 163, 0.15);
  --col-accent: #a8b5c7; /* Soft Blue-Grey */
  
  --col-text-main: #e2e8f0;
  --col-text-muted: #94a3b8;
  --col-text-dim: #64748b;
  
  --col-border: rgba(255, 255, 255, 0.08);
  --col-border-hover: rgba(255, 255, 255, 0.2);
  
  /* Spacing & Layout */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px var(--col-primary-glow);
  
  --font-main: 'Manrope', sans-serif;
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--col-text-main);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: var(--spacing-md); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); margin-bottom: var(--spacing-sm); }
p { color: var(--col-text-muted); margin-bottom: 1.5em; max-width: 65ch; }

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

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-left: clamp(1rem, 5vw, 3rem);
  padding-right: clamp(1rem, 5vw, 3rem);
}

.text-center { text-align: center; }
.text-primary { color: var(--col-primary); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--col-primary);
  color: var(--col-bg-deep);
}
.btn-primary:hover {
  background-color: #a3c4b3;
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border-color: var(--col-border-hover);
  color: var(--col-text-main);
}
.btn-outline:hover {
  border-color: var(--col-primary);
  color: var(--col-primary);
}

/* Header / Nav */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--col-border);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--col-text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo svg { fill: var(--col-primary); width: 24px; height: 24px; }

.nav-list {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--col-text-muted);
  font-weight: 500;
}
.nav-link:hover, .nav-link.active {
  color: var(--col-primary);
}

.header-cta {
  font-size: 0.9rem;
  padding: 0.5rem 1.25rem;
}

/* Hero Section */
.hero-section {
  padding-top: 140px; /* Space for fixed header */
  padding-bottom: var(--spacing-xl);
  background: radial-gradient(circle at 50% 0%, #1e293b 0%, var(--col-bg-deep) 60%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--col-primary);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.hero-title {
  margin-bottom: var(--spacing-md);
  background: linear-gradient(to right, #fff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-lg);
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.hero-visual {
  position: relative;
}

.hero-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--col-border);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
  transition: transform 0.5s ease;
}
.hero-image:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

/* Cards / Features */
.features-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--col-bg-deep);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.feature-card {
  background-color: var(--col-bg-panel);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--col-border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.feature-card:hover {
  border-color: var(--col-primary);
  transform: translateY(-5px);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--col-primary-glow);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  color: var(--col-primary);
}

/* Stats */
.stats-section {
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--col-border);
  border-bottom: 1px solid var(--col-border);
  background: var(--col-bg-panel);
}

.stats-grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  text-align: center;
}

.stat-item h3 {
  font-size: 3rem;
  color: var(--col-text-main);
  margin-bottom: 0.25rem;
  background: linear-gradient(135deg, var(--col-primary) 0%, var(--col-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--col-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Generic Content Section */
.content-section {
  padding: var(--spacing-xl) 0;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--col-border);
  padding-bottom: 1rem;
}

.faq-question {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--col-text-main);
  margin-bottom: 0.5rem;
  cursor: pointer;
}

.faq-answer {
  color: var(--col-text-muted);
  font-size: 1rem;
}

/* CTA Band */
.cta-section {
  padding: var(--spacing-xl) 0;
}

.cta-box {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid var(--col-border);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--col-primary-glow) 0%, transparent 60%);
  pointer-events: none;
}

/* Footer */
.site-footer {
  background-color: var(--col-bg-panel);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  border-top: 1px solid var(--col-border);
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
  color: var(--col-text-main);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--col-text-muted);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--col-primary);
}

.footer-bottom {
  border-top: 1px solid var(--col-border);
  padding-top: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  color: var(--col-text-dim);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-image {
    transform: none;
    margin-top: var(--spacing-md);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .nav-list {
    display: none; /* Simplified for demo, usually hamburger */
  }
}

@media (max-width: 600px) {
  h1 { font-size: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { flex-direction: column; gap: 2rem; }
  .hero-actions { flex-direction: column; }
}*{box-sizing:border-box}img,svg,video{max-width:100%;height:auto}body{margin:0}html{-webkit-text-size-adjust:100%}