/**
 * EcoSat Monitor - Enhanced Styles with Satellite Data Focus
 * Removed Audio Panel + Added Satellite Components
 * Author: Elizabeth Díaz Familia
 * Version: 1.1.0
 */

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors */
    --primary-blue: #3B82F6;
    --primary-green: #10B981;
    --primary-purple: #7C3AED;
    --secondary-orange: #F59E0B;
    --accent-pink: #EC4899;
    
    /* Status Colors */
    --good-color: #10B981;
    --moderate-color: #F59E0B;
    --warning-color: #EF4444;
    --critical-color: #DC2626;
    
    /* Neutral Colors */
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --border-color: #E5E7EB;
    --background-light: #F9FAFB;
    --background-dark: #111827;
    --card-background: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
    --gradient-success: linear-gradient(135deg, var(--primary-green) 0%, #34D399 100%);
    --gradient-warning: linear-gradient(135deg, var(--secondary-orange) 0%, #FBBF24 100%);
    --gradient-dark: linear-gradient(135deg, #1F2937 0%, #374151 100%);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-light: #9CA3AF;
    --border-color: #374151;
    --background-light: #1F2937;
    --background-dark: #111827;
    --card-background: #1F2937;
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-light);
    transition: var(--transition-normal);
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
    max-width: 400px;
    padding: var(--space-xl);
}

.earth-spinner {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-xl);
}

.earth {
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, #4CAF50, #2196F3);
    border-radius: 50%;
    animation: rotate 4s linear infinite;
    margin: 10px auto;
    position: relative;
    overflow: hidden;
}

.earth::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 30%;
    height: 40%;
    background: #1976D2;
    border-radius: 50% 0 50% 50%;
    transform: rotate(-20deg);
}

.earth::after {
    content: '';
    position: absolute;
    top: 40%;
    right: 15%;
    width: 25%;
    height: 35%;
    background: #388E3C;
    border-radius: 50%;
}

.satellite {
    position: absolute;
    top: 0;
    left: 50%;
    width: 20px;
    height: 20px;
    background: #FFC107;
    border-radius: 2px;
    transform-origin: 50% 60px;
    animation: orbit 2s linear infinite;
}

.satellite::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -8px;
    width: 36px;
    height: 2px;
    background: #FFC107;
}

.satellite::after {
    content: '';
    position: absolute;
    top: -2px;
    right: -8px;
    width: 36px;
    height: 2px;
    background: #FFC107;
}

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

@keyframes orbit {
    0% { transform: translateX(-50%) rotate(0deg); }
    100% { transform: translateX(-50%) rotate(360deg); }
}

.loading-progress {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin-top: var(--space-lg);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #FFC107, #FF9800);
    border-radius: 2px;
    width: 0;
    transition: width 0.3s ease;
}

/* ===== HEADER ===== */
.header {
    background: var(--card-background);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    gap: var(--space-xl);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-blue);
}

.logo i {
    font-size: var(--font-size-3xl);
    animation: pulse 2s infinite;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-2xl);
    font-size: var(--font-size-sm);
    color: #DC2626;
    font-weight: 600;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: #DC2626;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

/* NEW: Satellite Status Indicator */
.satellite-status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-2xl);
    font-size: var(--font-size-sm);
    color: var(--primary-blue);
    margin-left: var(--space-lg);
}

.satellite-status i {
    color: var(--primary-green);
    animation: pulse 2s infinite;
}

.satellite-signal {
    display: flex;
    gap: 2px;
    align-items: flex-end;
}

.signal-bar {
    width: 3px;
    height: 12px;
    background: var(--primary-green);
    border-radius: 1px;
    transition: opacity 0.3s ease;
}

.signal-bar:nth-child(2) {
    height: 16px;
}

.signal-bar:nth-child(3) {
    height: 20px;
}

.nav-menu {
    display: flex;
    gap: var(--space-sm);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-normal);
}

.nav-btn:hover,
.nav-btn.active {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.user-stats {
    display: flex;
    gap: var(--space-md);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--background-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.stat-item i {
    color: var(--primary-blue);
}

.control-buttons {
    display: flex;
    gap: var(--space-sm);
}

.control-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: var(--card-background);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    color: var(--text-secondary);
}

.control-btn:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
    transform: translateY(-1px);
}

.lang-text {
    font-size: var(--font-size-xs);
    font-weight: 700;
}

/* ===== MAIN CONTENT ===== */
.main-app {
    min-height: calc(100vh - 80px);
    padding: var(--space-xl) 0;
}

.app-section {
    display: none;
}

.app-section.active {
    display: block;
}

/* ===== METRICS BAR ===== */
.metrics-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.metric-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.metric-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: white;
    background: var(--gradient-primary);
}

.metric-content {
    flex: 1;
}

.metric-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.metric-value {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.metric-status {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.metric-status.good {
    background: rgba(16, 185, 129, 0.1);
    color: var(--good-color);
}

.metric-status.moderate {
    background: rgba(245, 158, 11, 0.1);
    color: var(--moderate-color);
}

.metric-status.warning {
    background: rgba(239, 68, 68, 0.1);
    color: var(--warning-color);
}

.metric-status.critical {
    background: rgba(220, 38, 38, 0.1);
    color: var(--critical-color);
}

/* NEW: Metric Source Information */
.metric-source {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-light);
    margin-top: var(--space-xs);
}

.metric-source i {
    color: var(--primary-blue);
}

/* ===== DASHBOARD GRID ===== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.dashboard-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.card-header h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.card-controls {
    display: flex;
    gap: var(--space-sm);
}

.control-select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--card-background);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

.card-content {
    padding: var(--space-lg);
}

/* ===== MAP CARD ===== */
.map-card {
    grid-column: 1 / -1;
    min-height: 500px;
}

.world-map {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* NEW: Satellite Map Specific Styles */
.satellite-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.satellite-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.satellite-name {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: var(--font-size-sm);
}

.last-pass,
.resolution {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.map-legend {
    display: flex;
    gap: var(--space-md);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-sm);
}

/* NEW: Satellite-specific legend colors */
.vegetation-high { background: var(--primary-green); }
.vegetation-medium { background: var(--secondary-orange); }
.vegetation-low { background: var(--warning-color); }
.vegetation-none { background: var(--text-light); }

/* ===== SATELLITE ANALYSIS CARD ===== */
.satellite-analysis-card {
    grid-column: 1 / -1;
}

.satellite-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.satellite-metric {
    text-align: center;
    padding: var(--space-lg);
    background: var(--background-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.metric-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.metric-header i {
    color: var(--primary-blue);
}

.metric-value-large {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.metric-change {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.metric-change.positive {
    color: var(--good-color);
}

.metric-change.negative {
    color: var(--warning-color);
}

.metric-change.neutral {
    color: var(--text-secondary);
}

.satellite-chart-container {
    height: 300px;
    margin-top: var(--space-lg);
}

/* ===== SATELLITE DATA CARD ===== */
.satellite-data-card .card-header {
    align-items: flex-start;
}

.data-refresh {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.last-update {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.satellite-passes h4 {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
}

.pass-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.pass-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.pass-item:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateX(4px);
}

.satellite-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
}

.satellite-icon.landsat { 
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-blue); 
}

.satellite-icon.sentinel { 
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary-green); 
}

.satellite-icon.modis { 
    background: rgba(245, 158, 11, 0.1);
    color: var(--secondary-orange); 
}

.pass-info {
    flex: 1;
}

.satellite-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-xs);
}

.pass-time,
.coverage-area {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.pass-quality {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-align: center;
    min-width: 80px;
}

.pass-quality.excellent { 
    background: var(--primary-green); 
    color: white; 
}

.pass-quality.good { 
    background: var(--secondary-orange); 
    color: white; 
}

.pass-quality.moderate { 
    background: var(--warning-color); 
    color: white; 
}

.satellite-stats h4 {
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
}

.stat-item {
    text-align: center;
    padding: var(--space-md);
    background: var(--background-light);
    border-radius: var(--radius-lg);
}

.stat-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.stat-value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-blue);
}

/* ===== ACHIEVEMENTS CARD ===== */
.achievements-card .card-header {
    align-items: flex-start;
}

.view-all-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: var(--transition-normal);
}

.view-all-link:hover {
    text-decoration: underline;
}

.achievement-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.achievement-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.achievement-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: white;
}

.achievement-icon.legendary {
    background: linear-gradient(135deg, #7C3AED 0%, #EC4899 100%);
    animation: glow 2s infinite;
}

.achievement-icon.epic {
    background: linear-gradient(135deg, #059669 0%, #10B981 100%);
}

.achievement-icon.rare {
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
}

.achievement-info {
    flex: 1;
}

.achievement-info h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.achievement-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.achievement-points {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary-blue);
}

.achievement-rarity {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.achievement-rarity.legendary {
    background: linear-gradient(135deg, #7C3AED 0%, #EC4899 100%);
    color: white;
}

.achievement-rarity.epic {
    background: var(--primary-green);
    color: white;
}

.achievement-rarity.rare {
    background: var(--warning-color);
    color: white;
}

/* ===== ENVIRONMENTAL ZONES CARD ===== */
.zones-card .zone-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.zone-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.zone-item:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.zone-rank {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background: var(--primary-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.zone-info {
    flex: 1;
}

.zone-name {
    font-weight: 600;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.zone-location {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.zone-coordinates {
    font-size: var(--font-size-xs);
    color: var(--text-light);
    font-family: 'Courier New', monospace;
}

.zone-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.ndvi-score {
    padding: 2px 6px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.ndvi-score.excellent { 
    background: var(--primary-green); 
    color: white; 
}

.ndvi-score.good { 
    background: #84CC16; 
    color: white; 
}

.deforestation-rate {
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.deforestation-rate.good { 
    color: var(--primary-green); 
}

.deforestation-rate.moderate { 
    color: var(--secondary-orange); 
}

.zone-trend {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.zone-trend.excellent i { 
    color: var(--primary-green); 
}

.zone-trend.good i { 
    color: #84CC16; 
}

.zone-trend.stable i { 
    color: var(--text-light); 
}

/* ===== CHARTS ===== */
.charts-card {
    grid-column: 1 / -1;
}

.chart-canvas {
    max-width: 100%;
    height: 300px;
}

.chart-stats {
    display: flex;
    justify-content: space-around;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.chart-stats .stat-item {
    text-align: center;
    background: transparent;
    border-radius: 0;
    padding: 0;
}

.stat-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.stat-value {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.trend-up {
    color: var(--primary-green);
}

.trend-down {
    color: var(--warning-color);
}

/* ===== SUSTAINABILITY SCORE ===== */
.score-card .overall-score {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.score-circle {
    position: relative;
    width: 150px;
    height: 150px;
}

.score-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.score-bg {
    fill: none;
    stroke: var(--border-color);
    stroke-width: 8;
}

.score-fill {
    fill: none;
    stroke: var(--primary-blue);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 1s ease;
}

.score-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.score-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-blue);
}

.score-max {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.score-breakdown {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

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

.score-label {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    min-width: 140px;
}

.score-bar {
    flex: 2;
    height: 8px;
    background: var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.score-progress {
    height: 100%;
    background: var(--primary-blue);
    border-radius: var(--radius-md);
    transition: width 1s ease;
}

.score-progress.warning {
    background: var(--warning-color);
}

.score-value {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 30px;
    text-align: right;
}

/* ===== CITIES CARD ===== */
.cities-card .city-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.city-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.city-item:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.city-rank {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    background: var(--primary-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.city-info {
    flex: 1;
}

.city-name {
    font-weight: 600;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.city-country {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.city-score {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    margin-right: var(--space-md);
}

.city-score.good {
    background: var(--primary-green);
    color: white;
}

.city-trend {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.city-trend i {
    font-size: var(--font-size-xs);
}

.city-trend.stable {
    color: var(--text-secondary);
}

/* ===== MODALS ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal:not(.hidden) {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--card-background);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--background-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.modal-close:hover {
    background: var(--warning-color);
    color: white;
}

.modal-body {
    padding: var(--space-xl);
}

.settings-section {
    margin-bottom: var(--space-2xl);
}

.settings-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-color);
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.setting-item:last-child {
    border-bottom: none;
}

.setting-item label {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.setting-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-blue);
}

.setting-item select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--card-background);
    color: var(--text-primary);
}

.clear-cache-btn {
    padding: var(--space-xs) var(--space-md);
    background: var(--warning-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.clear-cache-btn:hover {
    background: #DC2626;
}

.about-info p {
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.5;
}

.about-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.about-links a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
}

.about-links a:hover {
    text-decoration: underline;
}

/* ===== NOTIFICATIONS ===== */
.offline-indicator,
.update-notification {
    position: fixed;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-toast);
    transition: var(--transition-normal);
}

.offline-indicator {
    background: var(--warning-color);
    color: white;
    border-color: var(--warning-color);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.update-btn {
    padding: var(--space-xs) var(--space-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.update-btn:hover {
    background: #2563EB;
}

.hidden {
    display: none !important;
}

/* ===== FOOTER ELIZABETH STYLE ===== */
.footer-personal {
    background: linear-gradient(135deg, #1F2937 0%, #374151 30%, #4B5563 100%);
    color: white;
    padding: var(--space-3xl) 0 var(--space-2xl);
    margin-top: var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.footer-personal::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-blue), var(--accent-pink), transparent);
    animation: slideGradient 3s linear infinite;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    position: relative;
    z-index: 2;
}

.footer-content-personal {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    text-align: center;
}

.footer-name {
    font-family: 'Inter', -apple-system, sans-serif;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, var(--primary-blue) 50%, var(--accent-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
    position: relative;
    transition: var(--transition-slow);
}

.footer-name:hover {
    transform: translateY(-2px);
    filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    color: white;
    text-decoration: none;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.social-link:hover::before {
    left: 100%;
}

.social-link:hover {
    transform: translateY(-8px) scale(1.1);
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--primary-blue);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.social-icon {
    width: 24px;
    height: 24px;
    transition: var(--transition-normal);
}

.footer-message {
    max-width: 600px;
    text-align: center;
}

.footer-motto {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: #D1D5DB;
    margin-bottom: var(--space-md);
    letter-spacing: 0.5px;
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: #9CA3AF;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.footer-tech {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.tech-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-2xl);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--primary-blue);
    transition: var(--transition-normal);
}

.tech-badge:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-1px);
}

/* ===== ANIMATIONS ===== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(124, 58, 237, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(236, 72, 153, 0.7);
    }
}

@keyframes slideGradient {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes continuousBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

@keyframes socialBounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) scale(1);
    }
    40% {
        transform: translateY(-8px) scale(1.1);
    }
    60% {
        transform: translateY(-4px) scale(1.05);
    }
}

/* Social Media Icons Continuous Animation */
.social-link {
    animation: continuousBounce 2s ease-in-out infinite;
}

.social-link:nth-child(1) {
    animation-delay: 0s;
}

.social-link:nth-child(2) {
    animation-delay: 0.2s;
}

.social-link:nth-child(3) {
    animation-delay: 0.4s;
}

.social-link:nth-child(4) {
    animation-delay: 0.6s;
}

.social-link:hover {
    animation: socialBounce 0.6s ease-in-out;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .map-card {
        grid-column: 1;
    }
    
    .charts-card {
        grid-column: 1;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .header-content {
        flex-wrap: wrap;
        gap: var(--space-md);
    }
    
    .logo-section {
        flex-wrap: wrap;
        gap: var(--space-md);
    }
    
    .satellite-status {
        display: none;
    }
    
    .nav-menu {
        order: 3;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav-btn {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }
    
    .metrics-bar {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .satellite-metrics {
        grid-template-columns: 1fr;
    }
    
    .pass-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .pass-quality {
        align-self: flex-end;
    }
    
    .stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-name {
        font-size: var(--font-size-3xl);
    }
    
    .footer-social {
        gap: var(--space-lg);
    }
    
    .social-link {
        width: 50px;
        height: 50px;
    }
    
    .tech-badge {
        font-size: var(--font-size-xs);
        padding: var(--space-xs) var(--space-sm);
    }
}

@media (max-width: 480px) {
    .main-app {
        padding: var(--space-lg) 0;
    }
    
    .metrics-bar {
        gap: var(--space-sm);
    }
    
    .metric-card {
        padding: var(--space-md);
    }
    
    .metric-icon {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-xl);
    }
    
    .metric-value {
        font-size: var(--font-size-2xl);
    }
    
    .dashboard-card {
        border-radius: var(--radius-lg);
    }
    
    .card-header,
    .card-content {
        padding: var(--space-md);
    }
    
    .world-map {
        height: 300px;
    }
    
    .satellite-metric {
        padding: var(--space-md);
    }
    
    .metric-value-large {
        font-size: var(--font-size-3xl);
    }
    
    .footer-personal {
        padding: var(--space-2xl) 0 var(--space-xl);
    }
    
    .footer-name {
        font-size: var(--font-size-2xl);
    }
    
    .footer-social {
        gap: var(--space-md);
    }
    
    .social-link {
        width: 45px;
        height: 45px;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .social-link {
        animation: none;
    }
}

/* Focus styles for better accessibility */
button:focus-visible,
select:focus-visible,
a:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
    }
    
    [data-theme="dark"] {
        --border-color: #ffffff;
        --text-secondary: #ffffff;
    }
}

/* Print styles */
@media print {
    .header,
    .footer-personal,
    .control-buttons,
    .nav-menu {
        display: none;
    }
    
    .main-app {
        padding: 0;
    }
    
    .dashboard-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000000;
    }
}