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

:root {
  /* Color Palette - Light Theme */
  --bg-dark: #f8fafc; /* Background changes to light */
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-gradient-start: rgba(36, 197, 245, 0.08);
  --bg-gradient-mid: rgba(92, 108, 255, 0.05);
  --brand-primary: #5c6cff;
  --brand-primary-hover: #4b58cc;
  --brand-accent: #0284c7; /* Darkened accent for legibility */
  --text-main: #334155;
  --text-muted: #64748b;
  --text-dark: #0f172a;
  --border-subtle: rgba(15, 23, 42, 0.1);
  --glass-border: rgba(255, 255, 255, 1);

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  
  /* Spacing */
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  
  /* Shadows */
  --shadow-glow: 0 8px 30px rgba(92, 108, 255, 0.25);
  --shadow-subtle: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--font-sans);
  background: radial-gradient(120% 120% at 0% 0%, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-dark) 100%);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
  position: relative;
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.hidden { display: none !important; }

.grid-cols-2 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) {
  .grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .md\:flex { display: flex !important; }
  .md\:hidden { display: none !important; }
}

/* Glassmorphism & UI Components */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: 1.5rem;
}

.glass-card {
  padding: var(--space-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(92, 108, 255, 0.4);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background-color: var(--brand-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  background-color: var(--brand-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(92, 108, 255, 0.5);
}

.btn-secondary {
  background-color: #fff;
  color: var(--text-dark);
}

.btn-secondary:hover {
  background-color: #f1f5f9;
  transform: translateY(-2px);
}

/* Top Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1rem 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.logo img {
  height: 40px;
  width: auto;
}

.desktop-nav a {
  margin: 0 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}
.desktop-nav a:hover {
  color: var(--text-dark);
}

/* Mobile Icon Nav (in header) */
.mobile-icon-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.25rem;
  flex: 1; /* Take up middle space */
}

.mobile-icon-nav .menu-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  color: var(--text-muted);
}

.mobile-icon-nav .menu-item svg {
  width: 22px;
  height: 22px;
  stroke-width: 2;
}

.mobile-icon-nav .menu-item.active,
.mobile-icon-nav .menu-item:hover {
  color: var(--brand-primary);
}

.mobile-icon-nav .menu-item span {
  display: none; /* Hide labels to save space */
}


/* Typography specifics */
h1, h2, h3, h4 {
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.text-accent { color: var(--brand-accent); }
.text-brand { color: var(--brand-primary); }
.text-muted { color: var(--text-muted); }
.uppercase-tracking {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 600;
}
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* Form Styles */
.form-group {
  margin-bottom: var(--space-md);
}
.form-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  color: var(--text-dark);
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px rgba(92, 108, 255, 0.3);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@keyframes scrollLeft {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.marquee-container {
  overflow: hidden;
  position: relative;
  width: 100%;
}

.marquee-content {
  display: flex;
  width: max-content;
  animation: scrollLeft 35s linear infinite;
}

.marquee-content:hover {
  animation-play-state: paused;
}

/* Utilities */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.text-center { text-align: center; }
.w-full { width: 100%; }

/* Hero specific */
.hero-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}
@media (min-width: 1024px) {
  .hero-wrapper {
    flex-direction: row;
    align-items: center;
  }
  .hero-content {
    flex: 1;
  }
  .hero-visual {
    flex: 1;
  }
}