/* SKA Global - Common Styles for all apps */

:root {
  --bg: #0b1622;
  --fg: #e9eef3;
  --muted: #b9c3cc;
  --link: #66b2ff;
  --link-hover: #5aa3ff;
  --card: #142233;
  --border: #1f2e45;
  --primary: #1976D2;
  --primary-dark: #1565C0;
  --gradient-start: #667eea;
  --gradient-end: #764ba2;
}

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

body {
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Site Header */
.site-header {
  background: #0f1c2b;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}

.site-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
}

.site-title a {
  color: var(--fg);
  text-decoration: none;
  transition: color 0.2s;
}

.site-title a:hover {
  color: var(--link);
}

/* Navigation */
.site-nav {
  display: flex;
  gap: 20px;
  align-items: center;
}

.site-nav a {
  color: var(--link);
  text-decoration: none;
  transition: color 0.2s;
  font-size: 15px;
}

.site-nav a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

/* Main Content */
main {
  padding: 40px 0;
  min-height: calc(100vh - 200px);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--fg);
  margin: 24px 0 16px;
  font-weight: 600;
}

h1 { font-size: 2.5em; margin-top: 0; }
h2 { font-size: 2em; }
h3 { font-size: 1.5em; }

p {
  margin: 16px 0;
  color: var(--fg);
}

a {
  color: var(--link);
  transition: color 0.2s;
}

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

/* Cards and Sections */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  margin: 24px 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
}

.hero {
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px;
  margin: 32px 0;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  text-align: center;
}

.hero h1 {
  font-size: 3em;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--link) 0%, var(--gradient-start) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2em;
  color: var(--muted);
  max-width: 700px;
  margin: 16px auto;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border-color: var(--primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(25, 118, 210, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--link);
}

.btn-secondary:hover {
  background: rgba(102, 178, 255, 0.1);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 24px;
  margin: 32px 0;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* App Grid - special layout for app showcase */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
  margin: 48px 0;
}

.app-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.app-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border-color: var(--link);
}

.app-card h2 {
  margin: 16px 0;
  font-size: 2em;
}

.app-card p {
  color: var(--muted);
  margin: 16px 0 24px;
  font-size: 1.1em;
}

.app-icon {
  font-size: 4em;
  margin-bottom: 16px;
  opacity: 0.9;
}

/* Actions (Button Groups) */
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 24px 0;
}

/* Footer */
.site-footer {
  margin-top: 80px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
}

.site-footer p {
  color: var(--muted);
  margin: 8px 0;
}

.site-footer a {
  color: var(--link);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* Code Blocks */
code {
  background: #0f1c2b;
  color: #b2d3ff;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Monaco', 'Courier New', monospace;
  font-size: 0.9em;
}

/* Responsive Design */
@media (max-width: 768px) {
  .site-header .container {
    flex-direction: column;
    gap: 12px;
    padding: 12px 16px;
  }

  .site-nav {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding: 32px 24px;
  }

  .hero h1 {
    font-size: 2em;
  }

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

  .app-grid {
    grid-template-columns: 1fr;
  }

  .app-card {
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  html, body {
    font-size: 14px;
  }

  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.8em;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.95em;
  }
}