/**
 * MarineStream Workspace - Design System & Styles
 * Based on MarineStream™ Style Guide v1.0
 */

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */

:root {
  /* Brand Colors - MarineStream Orange */
  --ms-orange: #FF6600;
  --ms-orange-light: #FF8533;
  --ms-orange-dark: #E05A00;
  --ms-orange-subtle: rgba(255, 102, 0, 0.1);
  
  /* Brand Blues (Supporting) */
  --ms-blue: #1e40af;
  --ms-blue-dark: #1e3a8a;
  --ms-blue-light: #3b82f6;
  
  /* Text Colors */
  --ms-text-primary: #050505;
  --ms-text-secondary: #333333;
  --ms-text-tertiary: #666666;
  --ms-text-on-dark: #FFFFFF;
  --ms-text-on-accent: #FFFFFF;
  
  /* Background Colors */
  --ms-bg-primary: #FFFFFF;
  --ms-bg-secondary: #F9F9F9;
  --ms-bg-tertiary: #F0F0F0;
  --ms-bg-dark: #111111;
  
  /* Semantic Colors */
  --ms-success: #22c55e;
  --ms-success-light: #dcfce7;
  --ms-warning: #FF6600;
  --ms-warning-light: #fff7ed;
  --ms-error: #ef4444;
  --ms-error-light: #fee2e2;
  
  /* Map Specific */
  --ms-vessel-active: #FF6600;
  --ms-vessel-idle: #666666;
  --ms-vessel-underway: #22c55e;
  --ms-route-line: #3b82f6;
  
  /* Typography Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  
  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Line Heights */
  --leading-tight: 1.2;
  --leading-normal: 1.5;
  --leading-relaxed: 1.6;
  
  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.02em;
  --tracking-wider: 0.05em;
  
  /* Spacing (8px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Border Radius */
  --radius-sm: 0.3rem;
  --radius-md: 0.6rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 5px 10px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
  
  /* Timing */
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  
  /* Easing */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  
  /* Layout */
  --header-height: 64px;
  --footer-height: 48px;
  --sidebar-width: 280px;
  --map-height: 400px;
  --container-max: 1200px;
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: var(--leading-relaxed);
  color: var(--ms-text-primary);
  background: var(--ms-bg-secondary);
  min-height: 100vh;
}

/* Hide page content while loading */
body.is-loading {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

.hidden {
  display: none !important;
}

.mono {
  font-family: 'Courier New', monospace;
}

/* ============================================
   LOADING SCREEN
   ============================================ */

#loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--ms-bg-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity var(--duration-slow) ease-out;
}

.loading-content {
  text-align: center;
  max-width: 80%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.03); }
  100% { transform: scale(1); }
}

.loading-logo {
  width: 180px;
  margin-bottom: 30px;
  opacity: 0.9;
}

.loading-spinner {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  border: 6px solid rgba(255, 102, 0, 0.3);
  border-top: 6px solid var(--ms-orange);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-message {
  color: var(--ms-text-on-dark);
  font-size: var(--text-lg);
  margin-bottom: 15px;
  font-family: inherit;
  min-height: 30px;
  transition: opacity var(--duration-normal) ease;
}

.loading-progress {
  width: 300px;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  margin: 0 auto;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--ms-orange);
  width: 0%;
  border-radius: var(--radius-sm);
  transition: width var(--duration-normal) ease;
}

/* Animation for when loading is complete */
.loading-complete {
  animation: fadeOut 0.8s forwards;
}

@keyframes fadeOut {
  0% { opacity: 1; }
  100% { opacity: 0; visibility: hidden; }
}

/* ============================================
   APP LAYOUT
   ============================================ */

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  opacity: 0;
  animation: fadeIn var(--duration-normal) var(--ease-out) forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* ============================================
   HEADER
   ============================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--ms-bg-primary);
  border-bottom: 1px solid var(--ms-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  gap: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-md);
  transition: background var(--duration-fast);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ms-text-secondary);
  border-radius: var(--radius-full);
  transition: transform var(--duration-fast);
}

.menu-toggle:hover {
  background: var(--ms-bg-secondary);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-icon {
  width: 36px;
  height: 36px;
  color: var(--ms-orange);
}

.logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--ms-text-primary);
}

.header-center {
  flex: 1;
  max-width: 480px;
  display: flex;
  justify-content: center;
}

.search-container {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--ms-text-tertiary);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-12) 0 var(--space-12);
  background: var(--ms-bg-secondary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--ms-text-primary);
  transition: all var(--duration-fast);
}

.search-input::placeholder {
  color: var(--ms-text-tertiary);
}

.search-input:focus {
  outline: none;
  background: var(--ms-bg-primary);
  border-color: var(--ms-orange);
  box-shadow: 0 0 0 3px var(--ms-orange-subtle);
}

.search-kbd {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-1) var(--space-2);
  background: var(--ms-bg-primary);
  border: 1px solid var(--ms-bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-family: inherit;
  color: var(--ms-text-tertiary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
}

.icon-btn:hover {
  background: var(--ms-bg-secondary);
  color: var(--ms-text-primary);
}

.user-menu {
  position: relative;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--ms-orange) 0%, var(--ms-orange-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ms-text-on-dark);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: transform var(--duration-fast);
  overflow: hidden;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-avatar:hover {
  transform: scale(1.05);
}

.user-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  width: 240px;
  background: var(--ms-bg-primary);
  border: 1px solid var(--ms-bg-tertiary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: all var(--duration-fast) var(--ease-out);
}

.user-dropdown.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.user-info {
  padding: var(--space-3) var(--space-3) var(--space-2);
}

.user-name {
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
}

.user-email {
  font-size: var(--text-sm);
  color: var(--ms-text-tertiary);
  margin-top: var(--space-1);
}

.dropdown-divider {
  height: 1px;
  background: var(--ms-bg-tertiary);
  margin: var(--space-2) 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  color: var(--ms-text-secondary);
  font-size: var(--text-sm);
  transition: all var(--duration-fast);
}

.dropdown-item svg {
  width: 18px;
  height: 18px;
  color: var(--ms-text-tertiary);
}

.dropdown-item:hover {
  background: var(--ms-bg-secondary);
  color: var(--ms-text-primary);
}

.dropdown-item:hover svg {
  color: var(--ms-text-secondary);
}

.dropdown-item--danger:hover {
  background: var(--ms-error-light);
  color: var(--ms-error);
}

.dropdown-item--danger:hover svg {
  color: var(--ms-error);
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main {
  flex: 1;
  padding: var(--space-6);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.main--workspace {
  padding: 0;
  max-width: none;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  background: linear-gradient(135deg, var(--ms-orange) 0%, var(--ms-orange-dark) 100%);
  padding: var(--space-12) var(--space-8) var(--space-8);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 20% 80%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 40%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ms-text-on-dark);
  margin-bottom: var(--space-4);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--ms-text-on-dark);
  border-radius: var(--radius-full);
  animation: badge-pulse 2s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--font-bold);
  color: var(--ms-text-on-dark);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-3);
}

.hero-title-accent {
  color: var(--ms-text-on-dark);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  line-height: var(--leading-relaxed);
}

/* Quick Stats Row */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  max-width: var(--container-max);
  margin: var(--space-8) auto 0;
  position: relative;
}

.quick-stat {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast);
}

.quick-stat--link {
  cursor: pointer;
  text-decoration: none;
}

.quick-stat--link:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.quick-stat-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  color: var(--ms-text-on-dark);
}

.quick-stat-icon svg {
  width: 24px;
  height: 24px;
}

.quick-stat-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
}

.quick-stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--ms-text-on-dark);
  line-height: 1;
}

.quick-stat-label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.8);
}

.quick-stat-arrow {
  width: 24px;
  height: 24px;
  color: var(--ms-text-on-dark);
  opacity: 0.6;
  transition: all var(--duration-fast);
}

.quick-stat--link:hover .quick-stat-arrow {
  opacity: 1;
  transform: translateX(4px);
}

/* ============================================
   WORKSPACE GRID
   ============================================ */

.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-6);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.workspace-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* ============================================
   WIDGETS
   ============================================ */

.widget {
  background: var(--ms-bg-primary);
  border: 1px solid var(--ms-bg-tertiary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--ms-bg-secondary);
}

.widget-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
}

.widget-title svg {
  width: 18px;
  height: 18px;
  color: var(--ms-orange);
}

.widget-expand {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.widget-expand svg {
  width: 16px;
  height: 16px;
}

.widget-expand:hover {
  background: var(--ms-bg-secondary);
  color: var(--ms-text-secondary);
}

.widget-body {
  padding: var(--space-4) var(--space-5);
}

.widget-body--map {
  padding: 0;
  height: 280px;
  position: relative;
}

.widget-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--ms-bg-secondary);
  background: var(--ms-bg-secondary);
}

.widget-link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ms-orange);
  transition: color var(--duration-fast);
}

.widget-link:hover {
  color: var(--ms-orange-dark);
}

/* Map Legend */
.map-legend {
  display: flex;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--ms-text-tertiary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
}

.legend-dot--active {
  background: var(--ms-orange);
}

.legend-dot--idle {
  background: var(--ms-text-tertiary);
}

/* Quick Links */
.quick-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quick-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
}

.quick-link:hover {
  background: var(--ms-bg-secondary);
}

.quick-link-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ms-orange-subtle);
  border-radius: var(--radius-md);
  color: var(--ms-orange-dark);
}

.quick-link-icon svg {
  width: 18px;
  height: 18px;
}

.quick-link-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.quick-link-name {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ms-text-primary);
}

.quick-link-desc {
  font-size: var(--text-xs);
  color: var(--ms-text-tertiary);
}

.quick-link-arrow {
  width: 16px;
  height: 16px;
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.quick-link:hover .quick-link-arrow {
  color: var(--ms-orange);
  transform: translate(2px, -2px);
}

/* ============================================
   MAP SECTION (Widget Version)
   ============================================ */

.map-container {
  width: 100%;
  height: 100%;
}

.map-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  background: var(--ms-bg-dark);
  color: var(--ms-text-on-dark);
  font-size: var(--text-sm);
}

.map-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(255, 102, 0, 0.3);
  border-top-color: var(--ms-orange);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

/* Legacy map section styles (for backward compat) */
.map-section {
  position: relative;
  height: var(--map-height);
  background: var(--ms-bg-dark);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-8);
}

.map-overlay {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  z-index: 10;
}

.map-stats {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: rgba(17, 17, 17, 0.9);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--ms-orange);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.map-controls {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.map-control-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--ms-bg-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  color: var(--ms-text-secondary);
  transition: all var(--duration-fast);
}

.map-control-btn svg {
  width: 18px;
  height: 18px;
}

.map-control-btn:hover {
  background: var(--ms-orange);
  color: var(--ms-text-on-dark);
}

/* Mapbox Overrides */
.mapboxgl-canvas {
  outline: none;
}

.mapboxgl-popup-content {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  font-family: 'Inter', sans-serif;
}

.mapboxgl-popup-close-button {
  font-size: 20px;
  padding: var(--space-2);
  color: var(--ms-text-tertiary);
}

.mapboxgl-popup-close-button:hover {
  color: var(--ms-text-primary);
  background: transparent;
}

/* ============================================
   APPLICATIONS SECTION
   ============================================ */

.apps-section {
  margin-bottom: var(--space-8);
}

.apps-section--featured {
  background: var(--ms-bg-primary);
  border: 1px solid var(--ms-bg-tertiary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
  letter-spacing: var(--tracking-tight);
}

.section-actions {
  display: flex;
  gap: var(--space-2);
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ms-text-tertiary);
  background: transparent;
  border: 1.5px solid var(--ms-bg-tertiary);
  transition: all var(--duration-fast);
}

.filter-btn:hover {
  border-color: var(--ms-orange);
  color: var(--ms-text-primary);
}

.filter-btn.active {
  background: var(--ms-orange);
  border-color: var(--ms-orange);
  color: var(--ms-text-on-dark);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.apps-grid--featured {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

/* ============================================
   APP CARD
   ============================================ */

.app-card {
  position: relative;
  background: var(--ms-bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--ms-bg-tertiary);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  transition: all var(--duration-normal) ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.app-card:hover {
  border-color: var(--ms-orange);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.app-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.app-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--ms-orange-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ms-orange-dark);
}

.app-icon svg {
  width: 24px;
  height: 24px;
}

.app-badge {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--ms-orange);
  color: var(--ms-text-on-dark);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
}

.app-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--ms-text-on-dark);
}

.app-name {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: var(--tracking-tight);
}

.app-description {
  font-size: var(--text-sm);
  color: var(--ms-text-secondary);
  line-height: var(--leading-relaxed);
  flex: 1;
  margin-bottom: var(--space-4);
}

.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--ms-bg-secondary);
}

.app-category {
  font-size: var(--text-xs);
  color: var(--ms-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-weight: var(--font-medium);
}

.app-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--ms-bg-secondary);
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.app-arrow svg {
  width: 16px;
  height: 16px;
}

.app-card:hover .app-arrow {
  background: var(--ms-orange);
  color: var(--ms-text-on-dark);
  transform: translateX(2px);
}

/* Skeleton Loading */
.app-card--skeleton {
  pointer-events: none;
}

.skeleton {
  background: linear-gradient(90deg, var(--ms-bg-secondary) 25%, var(--ms-bg-tertiary) 50%, var(--ms-bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.skeleton-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.skeleton-title {
  height: 24px;
  width: 60%;
  margin-bottom: var(--space-2);
}

.skeleton-text {
  height: 14px;
  width: 100%;
  margin-bottom: var(--space-2);
}

.skeleton-text.short {
  width: 70%;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ============================================
   VESSEL PANEL
   ============================================ */

.panel {
  position: fixed;
  top: var(--header-height);
  right: 0;
  width: 360px;
  height: calc(100vh - var(--header-height));
  background: var(--ms-bg-primary);
  border-left: 1px solid var(--ms-bg-tertiary);
  box-shadow: var(--shadow-xl);
  z-index: 50;
  transform: translateX(100%);
  transition: transform var(--duration-normal) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.panel.show {
  transform: translateX(0);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--ms-bg-tertiary);
}

.panel-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
}

.panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.panel-close svg {
  width: 18px;
  height: 18px;
}

.panel-close:hover {
  background: var(--ms-bg-secondary);
  color: var(--ms-text-secondary);
}

.panel-body {
  flex: 1;
  padding: var(--space-6);
  overflow-y: auto;
}

.vessel-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.vessel-info-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.vessel-info-item.full-width {
  grid-column: 1 / -1;
}

.vessel-info-label {
  font-size: var(--text-xs);
  color: var(--ms-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-weight: var(--font-medium);
}

.vessel-info-value {
  font-size: var(--text-base);
  color: var(--ms-text-primary);
  font-weight: var(--font-medium);
}

.vessel-info-value.mono {
  font-family: 'Courier New', monospace;
  font-size: var(--text-sm);
}

.panel-actions {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--ms-bg-tertiary);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-md);
  transition: all var(--duration-normal) ease;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn:focus {
  outline: 2px solid var(--ms-orange);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--ms-orange);
  color: var(--ms-text-on-dark);
  border-color: var(--ms-orange);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn-primary:hover {
  background: var(--ms-orange-dark);
  border-color: var(--ms-orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15), 0 3px 6px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
  background: var(--ms-text-primary);
  color: var(--ms-text-on-dark);
  border-color: var(--ms-text-primary);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn-secondary:hover {
  background: var(--ms-text-secondary);
  border-color: var(--ms-text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15), 0 3px 6px rgba(0, 0, 0, 0.1);
}

.btn-outline {
  background: transparent;
  color: var(--ms-text-primary);
  border: 1.5px solid var(--ms-orange);
}

.btn-outline:hover {
  background: var(--ms-orange);
  color: var(--ms-text-on-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.btn-ghost {
  background: transparent;
  color: var(--ms-text-primary);
  border: 1.5px solid transparent;
}

.btn-ghost:hover {
  background: var(--ms-bg-secondary);
  border-color: var(--ms-orange);
  transform: translateY(-1px);
}

/* ============================================
   MODAL
   ============================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal);
}

.modal.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 17, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--ms-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--duration-normal) var(--ease-out);
}

.modal.show .modal-content {
  transform: scale(1) translateY(0);
}

.auth-modal-content {
  width: 380px;
  max-width: 90vw;
  padding: var(--space-8);
  position: relative;
  overflow: visible;
}

.auth-modal-content .modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: transparent;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s ease;
}

.auth-modal-content .modal-close:hover {
  background: var(--ms-bg-secondary);
}

.auth-modal-content .modal-close svg {
  width: 18px;
  height: 18px;
  color: var(--ms-text-tertiary);
}

.auth-header {
  text-align: center;
  margin-bottom: var(--space-6);
}

.auth-logo-icon {
  margin: 0 auto var(--space-4);
  width: 64px;
  height: 64px;
}

.auth-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  color: var(--ms-orange);
}

.auth-header h2 {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--ms-text-primary);
  margin-bottom: var(--space-2);
}

.auth-header p {
  color: var(--ms-text-tertiary);
  font-size: var(--text-sm);
}

#clerk-auth {
  margin-bottom: var(--space-4);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-4) 0;
  color: var(--ms-text-tertiary);
  font-size: var(--text-sm);
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--ms-border);
}

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

.auth-footer .guest-link {
  display: inline-block;
  color: var(--ms-orange);
  font-weight: 500;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background 0.2s ease;
}

.auth-footer .guest-link:hover {
  background: rgba(255, 102, 0, 0.1);
}

.auth-footer .guest-note {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--ms-text-tertiary);
}

/* Fullscreen Map Modal */
.modal--map .modal-content--fullmap {
  width: 95vw;
  height: 90vh;
  max-width: none;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.fullmap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--ms-bg-tertiary);
  background: var(--ms-bg-primary);
}

.fullmap-header h2 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--ms-text-primary);
}

.modal-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--ms-text-tertiary);
  transition: all var(--duration-fast);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-close:hover {
  background: var(--ms-bg-secondary);
  color: var(--ms-text-primary);
}

.fullmap-container {
  flex: 1;
  position: relative;
}

.fullmap-stats {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-4) var(--space-6);
  background: var(--ms-bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.fullmap-stats .stat {
  flex-direction: row;
  align-items: center;
  gap: var(--space-3);
}

.fullmap-stats .stat-value {
  font-size: var(--text-xl);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  height: var(--footer-height);
  background: var(--ms-bg-primary);
  border-top: 1px solid var(--ms-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  font-size: var(--text-sm);
  color: var(--ms-text-tertiary);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-dot {
  color: var(--ms-bg-tertiary);
}

.footer-right {
  display: flex;
  gap: var(--space-4);
}

.footer-link {
  color: var(--ms-text-tertiary);
  transition: color var(--duration-fast);
}

.footer-link:hover {
  color: var(--ms-orange);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1200px) {
  .workspace-grid {
    grid-template-columns: 1fr 340px;
  }
  
  .quick-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }
  
  .workspace-sidebar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
  }
  
  .widget--map {
    grid-column: 1 / -1;
  }
  
  .widget-body--map {
    height: 320px;
  }
  
  .map-section {
    height: 300px;
  }
  
  .apps-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
    --map-height: 280px;
  }
  
  .header {
    padding: 0 var(--space-4);
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .header-center {
    display: none;
  }
  
  .logo-text {
    font-size: var(--text-lg);
  }
  
  .main {
    padding: var(--space-4);
  }
  
  .main--workspace {
    padding: 0;
  }
  
  .hero-section {
    padding: var(--space-8) var(--space-4) var(--space-6);
  }
  
  .hero-title {
    font-size: 1.75rem;
  }
  
  .hero-subtitle {
    font-size: var(--text-base);
  }
  
  .quick-stats {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .quick-stat {
    padding: var(--space-3) var(--space-4);
  }
  
  .quick-stat-value {
    font-size: var(--text-xl);
  }
  
  .workspace-grid {
    padding: var(--space-4);
    gap: var(--space-4);
  }
  
  .workspace-sidebar {
    grid-template-columns: 1fr;
  }
  
  .widget-body--map {
    height: 240px;
  }
  
  .apps-section--featured {
    padding: var(--space-4);
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .section-actions {
    width: 100%;
    overflow-x: auto;
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
  }
  
  .filter-btn {
    white-space: nowrap;
  }
  
  .apps-grid,
  .apps-grid--featured {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .panel {
    width: 100%;
    top: 0;
    height: 100vh;
  }
  
  .footer {
    flex-direction: column;
    height: auto;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-2);
  }
  
  .modal--map .modal-content--fullmap {
    width: 100vw;
    height: 100vh;
    border-radius: 0;
  }
}

@media (max-width: 480px) {
  .map-stats {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .stat {
    flex-direction: row;
    align-items: center;
    gap: var(--space-2);
  }
  
  .stat-value {
    font-size: var(--text-xl);
  }
  
  .app-card {
    padding: var(--space-4);
  }
  
  .quick-link {
    padding: var(--space-2);
  }
  
  .quick-link-icon {
    width: 32px;
    height: 32px;
  }
  
  .quick-link-icon svg {
    width: 16px;
    height: 16px;
  }
}

/* ============================================
   UTILITIES
   ============================================ */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid var(--ms-orange);
  outline-offset: 2px;
}