/* ============================================
   SIGINT Coverage Optimizer - Tactical Theme
   ============================================ */

:root {
    /* Core colors - Military tactical dark theme */
    --bg-primary: #0a0e14;
    --bg-secondary: #0d1117;
    --bg-tertiary: #151b23;
    --bg-panel: #111820;
    
    /* Accent colors */
    --accent-primary: #00ff88;
    --accent-secondary: #00d4ff;
    --accent-warning: #ffaa00;
    --accent-danger: #ff4444;
    
    /* Coverage colors */
    --coverage-single: rgba(0, 212, 255, 0.15);
    --coverage-single-stroke: rgba(0, 212, 255, 0.6);
    --coverage-dual: rgba(255, 170, 0, 0.25);
    --coverage-dual-stroke: rgba(255, 170, 0, 0.7);
    --coverage-triple: rgba(0, 255, 136, 0.35);
    --coverage-triple-stroke: rgba(0, 255, 136, 0.9);
    
    /* Text colors */
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    
    /* Border colors */
    --border-primary: #30363d;
    --border-accent: #00ff8840;
    
    /* Fonts */
    --font-display: 'Orbitron', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Sizing */
    --panel-width: 320px;
    --header-height: 70px;
    --footer-height: 40px;
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-mono);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

/* ============================================
   Layout
   ============================================ */

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(0, 255, 136, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 212, 255, 0.03) 0%, transparent 50%),
        var(--bg-primary);
}

/* ============================================
   Header
   ============================================ */

.header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    position: relative;
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0.5;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    color: var(--accent-primary);
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 4px var(--accent-primary)); }
    50% { filter: drop-shadow(0 0 12px var(--accent-primary)); }
}

.header-title h1 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--text-primary);
}

.header-title .subtitle {
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.status-text {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--accent-primary);
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* ============================================
   Control Panel
   ============================================ */

.control-panel {
    width: var(--panel-width);
    background: var(--bg-panel);
    border-right: 1px solid var(--border-primary);
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.control-panel::-webkit-scrollbar {
    width: 6px;
}

.control-panel::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.control-panel::-webkit-scrollbar-thumb {
    background: var(--border-primary);
    border-radius: 3px;
}

.control-panel::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.panel-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    padding: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--accent-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-icon {
    font-size: 0.6rem;
}

/* ============================================
   Control Groups
   ============================================ */

.control-group {
    margin-bottom: 16px;
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.label-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.label-value {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-secondary);
    font-family: var(--font-mono);
}

/* Slider styling */
.slider {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-primary);
    transition: transform 0.15s ease;
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px var(--accent-primary);
}

.slider-ticks {
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
    font-size: 0.6rem;
    color: var(--text-muted);
}

.slider-detail {
    text-align: right;
    margin-top: 4px;
    font-size: 0.65rem;
    color: var(--accent-secondary);
}

.strategy-hint {
    margin-top: 6px;
    font-size: 0.65rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Select input */
.select-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s ease;
}

.select-input:hover,
.select-input:focus {
    border-color: var(--accent-primary);
}

.select-input option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ============================================
   Buttons
   ============================================ */

.button-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #00cc6a);
    color: var(--bg-primary);
}

.btn-primary:hover {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
}

.btn-secondary:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.btn-danger {
    background: var(--bg-tertiary);
    color: var(--accent-danger);
    border: 1px solid var(--accent-danger);
}

.btn-danger:hover {
    background: rgba(255, 68, 68, 0.2);
}

.btn-icon {
    font-size: 1rem;
}

/* Mode buttons */
.mode-buttons {
    display: flex;
    gap: 6px;
    margin-bottom: 8px;
}

.btn-mode {
    flex: 1;
    padding: 10px 8px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.btn-mode .btn-icon {
    font-size: 1.2rem;
}

.btn-mode:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.btn-mode.active {
    background: rgba(0, 255, 136, 0.15);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Location buttons */
.location-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.btn-location {
    padding: 8px 10px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.btn-location:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
    background: var(--bg-secondary);
}

/* Draw instructions */
.draw-instructions {
    background: rgba(255, 170, 0, 0.15);
    border: 1px solid var(--accent-warning);
    border-radius: 4px;
    padding: 10px;
    margin-top: 8px;
}

.draw-instructions p {
    font-size: 0.7rem;
    color: var(--accent-warning);
    margin: 0;
    line-height: 1.4;
}

/* Target area polygon style */
.target-area-vertex {
    width: 12px;
    height: 12px;
    background: var(--accent-warning);
    border: 2px solid #fff;
    border-radius: 50%;
    cursor: pointer;
}

.target-area-vertex:hover {
    transform: scale(1.3);
}

.target-area-vertex.first {
    background: var(--accent-primary);
    width: 16px;
    height: 16px;
}

/* ============================================
   Info Boxes
   ============================================ */

.info-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 12px;
    margin-top: 12px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
}

.info-row:not(:last-child) {
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: 4px;
    padding-bottom: 8px;
}

.info-label {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.info-value {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

.info-value.highlight {
    color: var(--accent-primary);
    text-shadow: 0 0 8px var(--accent-primary);
}

#gdop-quality {
    font-weight: 700;
    transition: color 0.3s ease;
}

/* ============================================
   Optimization Status
   ============================================ */

.optimization-status {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 12px;
}

.status-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
}

.status-label {
    color: var(--text-muted);
}

.status-value {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   Coverage Legend
   ============================================ */

.coverage-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.legend-item.triple-highlight {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-primary);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}

.legend-color.single {
    background: var(--coverage-single);
    border: 2px solid var(--coverage-single-stroke);
}

.legend-color.dual {
    background: var(--coverage-dual);
    border: 2px solid var(--coverage-dual-stroke);
}

.legend-color.triple {
    background: var(--coverage-triple);
    border: 2px solid var(--coverage-triple-stroke);
}

.legend-label {
    flex: 1;
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.legend-value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 45px;
    text-align: right;
}

/* Coverage Bar */
.coverage-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    margin-bottom: 12px;
}

.coverage-segment {
    height: 100%;
    transition: width 0.3s ease;
}

.coverage-segment.single {
    background: var(--coverage-single-stroke);
}

.coverage-segment.dual {
    background: var(--coverage-dual-stroke);
}

.coverage-segment.triple {
    background: var(--coverage-triple-stroke);
}

/* ============================================
   Toggle Switches
   ============================================ */

.toggle-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.toggle-label input {
    display: none;
}

.toggle-switch {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 10px;
    transition: all 0.2s ease;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: all 0.2s ease;
}

.toggle-label input:checked + .toggle-switch {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle-label input:checked + .toggle-switch::after {
    left: 18px;
    background: var(--bg-primary);
}

.toggle-text {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* ============================================
   Visualization Area
   ============================================ */

.visualization-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background: var(--bg-primary);
}

#map-container {
    flex: 1;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1000;
}

.coordinates {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 8px 12px;
    background: rgba(13, 17, 23, 0.95);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    pointer-events: auto;
}

/* Wind Panel */
.wind-panel {
    position: absolute;
    top: 16px;
    left: 250px;
    background: rgba(13, 17, 23, 0.95);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    padding: 10px;
    min-width: 220px;
    pointer-events: auto;
    z-index: 1000;
}

.wind-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-primary);
}

.wind-title {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--accent-secondary);
}

.wind-refresh-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    color: var(--text-secondary);
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.wind-refresh-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.wind-refresh-btn.spinning {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.wind-location {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-align: center;
}

.wind-loading {
    font-size: 0.7rem;
    color: var(--accent-secondary);
    text-align: center;
    padding: 10px;
}

.wind-data {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.wind-layer {
    background: var(--bg-tertiary);
    border-radius: 4px;
    padding: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.wind-layer-alt {
    font-size: 0.6rem;
    color: var(--text-muted);
    min-width: 65px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wind-arrow {
    font-size: 1.2rem;
    color: var(--accent-primary);
    transition: transform 0.3s ease;
}

.wind-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.wind-speed {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.wind-direction {
    font-size: 0.6rem;
    color: var(--text-muted);
}

.wind-time {
    font-size: 0.55rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 8px;
    padding-top: 6px;
    border-top: 1px solid var(--border-primary);
}

/* Wind speed color coding */
.wind-calm { color: #4ade80; }
.wind-light { color: #a3e635; }
.wind-moderate { color: #facc15; }
.wind-strong { color: #fb923c; }
.wind-severe { color: #f87171; }

.wind-error {
    font-size: 0.7rem;
    color: var(--accent-danger);
    text-align: center;
    padding: 10px;
}

/* Launch Planning */
.launch-sites-list {
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: 12px;
}

.launch-empty {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
    padding: 12px;
    font-style: italic;
}

.launch-site-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: 6px;
    border-left: 3px solid var(--accent-warning);
}

.launch-site-marker {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    background: var(--accent-warning);
    color: var(--bg-primary);
}

.launch-site-info {
    flex: 1;
}

.launch-site-name {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-primary);
}

.launch-site-coords {
    font-size: 0.6rem;
    color: var(--text-muted);
}

.launch-site-count {
    display: flex;
    align-items: center;
    gap: 4px;
}

.launch-count-btn {
    width: 20px;
    height: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 3px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.launch-count-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.launch-count-value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    min-width: 20px;
    text-align: center;
}

.launch-site-delete {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    padding: 2px;
}

.launch-site-delete:hover {
    color: var(--accent-danger);
}

/* Speed buttons */
.speed-buttons {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.speed-btn {
    flex: 1;
    min-width: 40px;
    padding: 8px 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.speed-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.speed-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-primary);
}

.simulation-status {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 10px;
    margin-top: 12px;
}

.triple-coverage-row {
    background: rgba(0, 255, 136, 0.1);
    margin: 4px -8px;
    padding: 4px 8px;
    border-radius: 3px;
}

.altitude-constraints {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 10px;
    margin-top: 10px;
}

.constraint-title {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.constraint-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    font-size: 0.65rem;
}

.constraint-phase {
    color: var(--text-muted);
}

.constraint-value {
    color: var(--text-primary);
    font-weight: 500;
}

/* Trajectory line styles */
.trajectory-line {
    stroke-dasharray: 5, 5;
    animation: dash 0.5s linear infinite;
}

@keyframes dash {
    to {
        stroke-dashoffset: -10;
    }
}

/* Animated balloon marker */
.sim-balloon-marker {
    width: 16px;
    height: 16px;
    background: var(--accent-primary);
    border: 2px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
    transition: transform 0.1s ease;
}

.sim-balloon-marker.arrived {
    background: var(--accent-secondary);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.7);
}

.sim-balloon-marker.station-keeping {
    background: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
    animation: pulse-orbit 1.5s ease-in-out infinite;
}

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

.sim-balloon-marker.outside-area {
    background: var(--accent-danger);
    box-shadow: 0 0 15px rgba(255, 68, 68, 0.7);
}

/* Launch site marker on map */
.launch-marker-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--accent-warning);
    border: 3px solid #fff;
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.launch-marker-icon span {
    transform: rotate(45deg);
    font-size: 0.7rem;
    font-weight: 700;
    color: #000;
}

/* Manual Placement */
.placement-mode-section {
    margin-bottom: 12px;
}

.placement-toggle {
    display: flex;
    gap: 4px;
    background: var(--bg-tertiary);
    padding: 4px;
    border-radius: 4px;
}

.placement-btn {
    flex: 1;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.placement-btn:hover {
    color: var(--text-primary);
}

.placement-btn.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.manual-instructions {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    padding: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: 10px;
    font-style: italic;
}

.manual-positions-list {
    max-height: 150px;
    overflow-y: auto;
    margin-bottom: 10px;
}

.manual-empty {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
    padding: 12px;
    font-style: italic;
}

.manual-position-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: 4px;
    border-left: 3px solid var(--accent-primary);
}

.manual-position-marker {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 700;
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.manual-position-info {
    flex: 1;
    font-size: 0.65rem;
    color: var(--text-secondary);
}

.manual-position-delete {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 2px;
}

.manual-position-delete:hover {
    color: var(--accent-danger);
}

/* Target position marker on map */
.target-position-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--accent-primary);
    border: 3px solid #fff;
    border-radius: 50%;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--bg-primary);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

/* Reachability Analysis */
.reachability-status {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 10px;
    margin-bottom: 12px;
}

.reachability-legend {
    background: var(--bg-tertiary);
    border-radius: 4px;
    padding: 10px;
}

.reach-legend-title {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.reach-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    font-size: 0.6rem;
    color: var(--text-secondary);
}

.reach-legend-color {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}

.reach-legend-color.reach-high {
    background: rgba(0, 255, 136, 0.7);
}

.reach-legend-color.reach-medium {
    background: rgba(0, 212, 255, 0.6);
}

.reach-legend-color.reach-low {
    background: rgba(255, 170, 0, 0.5);
}

.reach-legend-color.reach-none {
    background: rgba(255, 68, 68, 0.3);
}

/* Measure Toolbar */
.measure-toolbar {
    position: absolute;
    top: 50px;
    right: 16px;
    background: rgba(13, 17, 23, 0.95);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    padding: 10px;
    min-width: 200px;
    pointer-events: auto;
}

.measure-header {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-primary);
}

.measure-title {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--accent-secondary);
}

.measure-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    margin-bottom: 8px;
}

.measure-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.6rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.measure-btn:hover {
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.measure-btn.active {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.measure-btn.measure-clear {
    color: var(--accent-danger);
}

.measure-btn.measure-clear:hover {
    border-color: var(--accent-danger);
    background: rgba(255, 68, 68, 0.15);
}

.measure-icon {
    font-size: 1rem;
    line-height: 1;
}

.measure-instructions {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    padding: 6px;
    font-style: italic;
    min-height: 20px;
}

.measure-results {
    background: var(--bg-tertiary);
    border-radius: 4px;
    padding: 8px;
    display: none;
}

.measure-results.visible {
    display: block;
}

.measure-result-title {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.measure-result-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    font-size: 0.7rem;
    border-bottom: 1px solid rgba(48, 54, 61, 0.5);
}

.measure-result-row:last-child {
    border-bottom: none;
}

.measure-result-label {
    color: var(--text-muted);
}

.measure-result-value {
    color: var(--text-primary);
    font-weight: 500;
}

.measure-section {
    margin-bottom: 10px;
}

.measure-section:last-child {
    margin-bottom: 0;
}

/* Leaflet customizations */
.leaflet-container {
    background: var(--bg-primary);
    font-family: var(--font-mono);
}

.leaflet-control-zoom {
    border: 1px solid var(--border-primary) !important;
    border-radius: 4px !important;
    overflow: hidden;
}

.leaflet-control-zoom a {
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-bottom: 1px solid var(--border-primary) !important;
    width: 32px !important;
    height: 32px !important;
    line-height: 32px !important;
}

.leaflet-control-zoom a:hover {
    background: var(--bg-tertiary) !important;
    color: var(--accent-primary) !important;
}

.leaflet-control-zoom a:last-child {
    border-bottom: none !important;
}

.leaflet-control-attribution {
    background: rgba(13, 17, 23, 0.8) !important;
    color: var(--text-muted) !important;
    font-size: 0.6rem !important;
}

.leaflet-control-attribution a {
    color: var(--accent-secondary) !important;
}

/* Custom balloon marker */
.balloon-marker-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 3px solid;
    background: var(--bg-primary);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 11px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    cursor: grab;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.balloon-marker-icon:hover {
    transform: scale(1.15);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.balloon-marker-icon.selected {
    transform: scale(1.2);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.8);
}

/* Leaflet popup customization */
.leaflet-popup-content-wrapper {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-primary) !important;
    border-radius: 6px !important;
    color: var(--text-primary) !important;
}

.leaflet-popup-content {
    font-family: var(--font-mono) !important;
    font-size: 0.75rem !important;
    margin: 12px !important;
}

.leaflet-popup-tip {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-primary) !important;
}

.leaflet-popup-close-button {
    color: var(--text-muted) !important;
}

.leaflet-popup-close-button:hover {
    color: var(--accent-primary) !important;
}

/* ============================================
   Balloon Info Panel
   ============================================ */

.balloon-info-panel {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(13, 17, 23, 0.95);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    padding: 12px;
    min-width: 200px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    pointer-events: auto;
}

.balloon-info-panel h3 {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--accent-primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-primary);
}

.balloon-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    margin-bottom: 6px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    border-left: 3px solid var(--accent-secondary);
    transition: border-color 0.2s ease;
}

.balloon-item:hover {
    border-left-color: var(--accent-primary);
}

.balloon-item.selected {
    border-left-color: var(--accent-primary);
    background: rgba(0, 255, 136, 0.1);
}

/* Balloon summary for large swarms */
.balloon-summary {
    display: flex;
    justify-content: center;
    padding: 12px;
    margin-bottom: 10px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    border: 1px solid var(--border-primary);
}

.summary-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.summary-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.summary-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.balloon-more {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    padding: 8px;
    font-style: italic;
}

.balloon-empty {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
    padding: 16px 8px;
    font-style: italic;
}

.balloon-marker {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--bg-primary);
}

.balloon-details {
    flex: 1;
}

.balloon-name {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-primary);
}

.balloon-pos {
    font-size: 0.6rem;
    color: var(--text-muted);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    height: var(--footer-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
}

.footer-text {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.footer-left,
.footer-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

/* Elapsed Timer */
.elapsed-timer {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--accent-primary);
    border-radius: 4px;
    padding: 4px 12px;
    margin-left: 20px;
    animation: timer-glow 1.5s ease-in-out infinite;
}

@keyframes timer-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(0, 255, 136, 0.3); }
    50% { box-shadow: 0 0 15px rgba(0, 255, 136, 0.6); }
}

.timer-icon {
    font-size: 0.9rem;
}

.timer-label {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.timer-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    min-width: 80px;
}

.timer-paused {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-warning);
    margin-left: 8px;
    animation: blink-paused 1s ease-in-out infinite;
}

@keyframes blink-paused {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* Simulation controls */
.sim-controls {
    display: flex;
    gap: 8px;
}

.btn-warning {
    background: var(--accent-warning);
    color: var(--bg-primary);
}

.btn-warning:hover {
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.4);
    transform: translateY(-1px);
}

/* Recording button */
#record-btn .btn-icon,
#stop-record-btn .btn-icon {
    animation: record-pulse 1.5s ease-in-out infinite;
}

#stop-record-btn {
    animation: record-glow 1s ease-in-out infinite;
}

@keyframes record-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes record-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(255, 68, 68, 0.5); }
    50% { box-shadow: 0 0 15px rgba(255, 68, 68, 0.8); }
}

/* Panel Toggle Buttons */
.panel-toggles {
    display: flex;
    gap: 8px;
}

.toggle-panel-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 4px 10px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: var(--font-mono);
}

.toggle-panel-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.toggle-panel-btn.active {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.toggle-panel-btn .toggle-icon {
    font-size: 0.85rem;
}

.toggle-panel-btn .toggle-text {
    font-weight: 600;
}

/* Hidden panels */
.wind-panel.hidden,
.measure-toolbar.hidden {
    display: none !important;
}

/* ============================================
   Animations
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.panel-section {
    animation: fadeIn 0.4s ease forwards;
}

.panel-section:nth-child(1) { animation-delay: 0.1s; }
.panel-section:nth-child(2) { animation-delay: 0.2s; }
.panel-section:nth-child(3) { animation-delay: 0.3s; }
.panel-section:nth-child(4) { animation-delay: 0.4s; }

/* ============================================
   Responsive adjustments
   ============================================ */

@media (max-width: 1200px) {
    :root {
        --panel-width: 280px;
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }
    
    .control-panel {
        width: 100%;
        max-height: 40vh;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .panel-section {
        flex: 1;
        min-width: 250px;
    }
    
    .balloon-info-panel {
        display: none;
    }
}