:root {
  --color-bg-dark: #0a0e1a;
  --color-bg-card: #111827;
  --color-bg-card-hover: #1a2236;
  --color-border: #1e293b;
  --color-primary: #00e5ff;
  --color-btn-gradient: linear-gradient(90deg, #00b8db 0%, #155dfc 100%);
  --color-accent: #f5c518;
  --color-accent-orange: #ff8c00;
  --color-text: #e2e8f0;
  --color-text-muted: #cad5e2;
  --color-text-heading: #ffffff;

  --font-heading: "Orbitron", sans-serif;
  --font-body: "Rajdhani", sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;

  --shadow-glow: 0 0 20px rgba(0, 229, 255, 0.15);
  --shadow-glow-strong: 0 0 30px rgba(0, 229, 255, 0.3);

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: #0f172b;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-text-heading);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
}
h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
}
h3 {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}