/* ============================================
   RedTeam.Life - Layout & Responsive Grid
   Mobile-first responsive layout
   ============================================ */

/* ============================================
   Main Layout Structure
   ============================================ */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
  padding: var(--spacing-xl) 0;
}

/* ============================================
   Navigation Header
   ============================================ */
.site-header {
  background-color: var(--bg-secondary);
  border-bottom: 2px solid var(--rt-blue);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
  gap: var(--spacing-md);
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.status-inline {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.status-label {
  padding: 0.15rem 0.45rem;
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius);
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
}

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

.site-logo .logo-text {
  font-size: var(--font-xl);
  font-weight: 700;
  color: var(--rt-blue);
  text-shadow: 0 0 10px var(--glow-blue);
}

/* Navigation Menu */
.main-nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  padding: 0;
  margin: 0;
}

.main-nav a {
  color: var(--text-primary);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid transparent;
  transition: all 0.3s ease;
  text-transform: uppercase;
  font-size: var(--font-sm);
  letter-spacing: 1px;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--rt-blue);
  border-color: var(--rt-blue);
  box-shadow: 0 0 10px var(--glow-blue);
}

/* Scanline Toggle Button */
.scanline-toggle {
  background: none;
  border: 2px solid var(--rt-blue);
  color: var(--rt-blue);
  font-size: var(--font-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.scanline-toggle:hover {
  background-color: var(--rt-blue);
  color: var(--bg-primary);
  box-shadow: 0 0 10px var(--glow-blue);
}

.scanline-toggle:active {
  transform: scale(0.98);
}

.scanline-toggle .icon {
  font-size: 1.2em;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: 2px solid var(--rt-blue);
  color: var(--rt-blue);
  font-size: var(--font-xl);
  padding: var(--spacing-sm);
  cursor: pointer;
  transition: all 0.3s ease;
}

.menu-toggle:hover {
  background-color: var(--rt-blue);
  color: var(--bg-primary);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 2px solid var(--rt-blue);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-2xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--rt-blue);
  font-size: var(--font-lg);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
  padding: 0;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: var(--font-sm);
}

/* ============================================
   Grid Layouts
   ============================================ */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  text-align: center;
  padding: var(--spacing-2xl) 0;
  border-bottom: 2px solid var(--rt-blue);
  margin-bottom: var(--spacing-2xl);
}

.hero-logo {
  max-width: 300px;
  margin: 0 auto var(--spacing-xl);
}

.hero-logo img {
  width: 100%;
  height: auto;
}

.hero-title {
  font-size: var(--font-4xl);
  color: var(--rt-blue);
  margin-bottom: var(--spacing-md);
  text-shadow: 0 0 20px var(--glow-blue);
}

.hero-tagline {
  font-size: var(--font-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Content Sections
   ============================================ */
.section {
  margin-bottom: var(--spacing-2xl);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--rt-blue);
}

.section-title {
  font-size: var(--font-3xl);
  color: var(--rt-blue);
  margin: 0;
}

.section-link {
  font-size: var(--font-sm);
  color: var(--rt-orange);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   Article Cards
   ============================================ */
.article-card {
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--rt-blue);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  transition: all 0.3s ease;
}

.article-card:hover {
  background-color: var(--bg-tertiary);
  border-left-color: var(--rt-orange);
  transform: translateX(5px);
}

.article-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.article-title {
  font-size: var(--font-xl);
  margin-bottom: var(--spacing-sm);
}

.article-title a {
  color: var(--text-primary);
}

.article-title a:hover {
  color: var(--rt-blue);
}

.article-excerpt {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.article-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.tag {
  background-color: var(--bg-tertiary);
  color: var(--rt-green);
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius);
  font-size: var(--font-xs);
  border: 1px solid var(--rt-green);
  transition: all 0.2s ease;
}

.tag:hover {
  background-color: var(--rt-green);
  color: var(--bg-primary);
}

/* ============================================
   Project Cards
   ============================================ */
.project-card {
  background-color: var(--bg-secondary);
  border: 2px solid var(--rt-blue);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  border-color: var(--rt-orange);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.3);
  transform: translateY(-5px);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: var(--spacing-md);
}

.project-name {
  font-size: var(--font-xl);
  color: var(--rt-blue);
  margin: 0;
}

.project-lang {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  background-color: var(--bg-tertiary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius);
}

.project-description {
  color: var(--text-secondary);
  flex: 1;
  margin-bottom: var(--spacing-md);
}

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--bg-tertiary);
}

.project-stats {
  display: flex;
  gap: var(--spacing-md);
  font-size: var(--font-sm);
  color: var(--text-secondary);
}

/* ============================================
   Responsive Breakpoints
   ============================================ */

/* Tablet (640px - 1024px) */
@media (max-width: 1024px) {
  .hero-title {
    font-size: var(--font-3xl);
  }

  .footer-container {
    grid-template-columns: 1fr;
  }
}

/* Mobile (< 640px) */
@media (max-width: 640px) {
  .header-container {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .site-logo {
    gap: var(--spacing-sm);
  }

  .site-logo img {
    height: 32px;
  }

  .site-logo .logo-text {
    font-size: var(--font-lg);
    letter-spacing: 1px;
  }

  .header-right {
    width: 100%;
    justify-content: center;
  }

  .status-inline {
    font-size: var(--font-xs);
  }

  .menu-toggle {
    display: block;
  }

  .scanline-toggle {
    font-size: 0.7rem;
    padding: 0.4rem 0.6rem;
  }

  .scanline-toggle .label {
    display: none;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    border-top: 2px solid var(--rt-blue);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
  }

  .main-nav.active {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav a {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--bg-tertiary);
  }

  .hero-title {
    font-size: var(--font-2xl);
  }

  .hero-logo {
    max-width: 200px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .article-meta {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  main {
    padding: var(--spacing-md) 0;
  }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
  .site-header,
  .site-footer,
  .menu-toggle,
  .hero-cta {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  a {
    color: black;
    text-decoration: underline;
  }
}