/**
 * KEAN Spaceship – Web Shell Styles
 * Modern, responsive, PWA-ready
 */

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --dark: #1f2937;
  --light: #f9fafb;
  --border: #e5e7eb;
  --text: #374151;
  --text-light: #9ca3af;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--light);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  inset: 0;
  background: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.spinner {
  border: 4px solid #f3f4f6;
  border-top: 4px solid var(--primary);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Header */
.header {
  background: white;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-icon {
  font-size: 1.5rem;
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  text-decoration: none;
  color: var(--text);
  transition: background 0.2s;
}

.nav-link:hover {
  background: var(--light);
}

.nav-link.active {
  background: var(--primary);
  color: white;
}

/* Buttons */
.btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-outline:hover {
  background: var(--light);
}

.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
}

/* Hero */
.hero {
  padding: 4rem 0;
  text-align: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  color: var(--text-light);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

/* Livefeed */
.livefeed {
  margin: 3rem 0;
  padding: 2rem;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.livefeed-container {
  max-height: 500px;
  overflow-y: auto;
}

.livefeed-message {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  border-left: 4px solid var(--primary);
  background: var(--light);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.message-icon {
  font-size: 1.5rem;
}

.message-content {
  flex: 1;
}

.message-text {
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.message-time {
  font-size: 0.75rem;
  color: var(--text-light);
}

/* Tabs */
.tabs-section {
  margin: 3rem 0;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--border);
  margin-bottom: 2rem;
}

.tab {
  padding: 0.75rem 1.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
}

.tab:hover {
  color: var(--text);
}

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Search Bar */
.search-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.search-bar input,
.search-bar select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 0.875rem;
}

.search-bar input {
  flex: 1;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background: white;
  padding: 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.card h3 {
  margin-bottom: 0.75rem;
  color: var(--dark);
}

.card .meta {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.card .tags {
  font-size: 0.75rem;
  color: var(--primary);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  max-width: 500px;
  width: 100%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
}

.modal-close:hover {
  color: var(--text);
}

.modal input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

/* Notification */
.notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: white;
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  opacity: 0;
  transform: translateY(1rem);
  transition: all 0.3s;
  z-index: 2000;
}

.notification.show {
  opacity: 1;
  transform: translateY(0);
}

.notification-success {
  border-left: 4px solid var(--secondary);
}

.notification-error {
  border-left: 4px solid var(--danger);
}

.notification-info {
  border-left: 4px solid var(--primary);
}

/* Footer */
.footer {
  background: white;
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  margin-top: 4rem;
  text-align: center;
  color: var(--text-light);
  font-size: 0.875rem;
}

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

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

/* Responsive */
@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .search-bar {
    flex-direction: column;
  }
  
  .grid {
    grid-template-columns: 1fr;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
}

/* Map */
#map {
  width: 100%;
  height: 600px;
  border-radius: 1rem;
  overflow: hidden;
}

/* Utilities */
.placeholder {
  text-align: center;
  padding: 2rem;
  color: var(--text-light);
}