/* style.css */
:root {
  --bg-color: #0f172a;
  --text-color: #f1f5f9;
  --card-bg: #1e293b;
  --accent: #6366f1;
  --white: #ffffff;
}

.light {
  --bg-color: #f8fafc;
  --text-color: #1e293b;
  --card-bg: #ffffff;
  --accent: #4f46e5;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  transition: background 0.3s, color 0.3s;
}

/* Navbar */
nav {
  background-color: var(--card-bg);
  color: var(--text-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

nav a {
  color: var(--text-color);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  transition: background 0.2s;
}

nav a:hover {
  background-color: var(--accent);
  color: var(--white);
}

/* Toggle */
#themeToggle {
  cursor: pointer;
  background: var(--accent);
  color: var(--white);
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.875rem;
  transition: background 0.3s;
}

#themeToggle:hover {
  background-color: #4338ca;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #4f46e5, #8b5cf6);
  color: white;
  text-align: center;
  padding: 4rem 1rem;
}

.hero h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero p {
  max-width: 600px;
  margin: auto;
  font-size: 1rem;
}

/* Cards */
.feature-card {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-4px);
}

/* Footer */
footer {
  background-color: var(--card-bg);
  color: var(--text-color);
  font-size: 0.875rem;
  padding: 1.5rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}