/* 
 * Professional Minecraft Builder Portfolio
 * Design System & Main Stylesheet
 */

:root {
  /* Colors - Chinasky Theme (Sky/Turquoise) */
  --color-primary: #00d2d3;
  /* Turquoise */
  --color-primary-dark: #01a3a4;
  --color-secondary: #2c3e50;
  /* Dark Slate - Bedrock/Deepslate feel */
  --color-accent: #e67e22;
  /* Orange - Construction/Lava pop */

  --color-bg-dark: #1a1a1a;
  --color-bg-card: #252525;
  --color-text-main: #ecf0f1;
  --color-text-muted: #bdc3c7;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 20px rgba(0, 210, 211, 0.2);

  /* Typography */
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* UI */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s ease;
  --container-width: 1200px;
}

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
  color: var(--color-primary);
}

h3 {
  font-size: 1.75rem;
}

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

ul {
  list-style: none;
}

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

/* Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-size: 0.9rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
  box-shadow: 0 4px 0 var(--color-primary-dark);
}

.btn-primary:active {
  transform: translateY(4px);
  box-shadow: none;
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid var(--color-text-main);
  color: var(--color-text-main);
}

.btn-secondary:hover {
  background-color: var(--color-text-main);
  color: var(--color-bg-dark);
}

.section {
  padding: var(--spacing-lg) 0;
}

.text-center {
  text-align: center;
}

.grid {
  display: grid;
  gap: var(--spacing-md);
}

/* Navigation */
.navbar {
  background-color: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  opacity: 1;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Footer */
footer {
  background-color: #111;
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid #333;
}

.footer-content {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-bottom: var(--spacing-lg);
}

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

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

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  background: var(--color-bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--color-text-main);
}

.social-icon:hover {
  background: var(--color-primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-dark);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.active {
    transform: translateY(0);
  }
}

/* Cloud Animation */
.floating-cloud {
  position: absolute;
  width: 120px;
  opacity: 0.8;
  pointer-events: none;
  z-index: 0;
  animation: floatCloud 60s linear infinite;
  image-rendering: pixelated;
}

@keyframes floatCloud {
  0% {
    transform: translateX(-150px);
  }

  100% {
    transform: translateX(100vw);
  }
}