los_tools/styles.css

/* Modern Dark Theme for LoRa LoS Calculator */

:root {
    --bg-primary: #0f1419;
    --bg-secondary: #1a1f2e;
    --bg-tertiary: #252b3b;
    --bg-hover: #2d3548;
    
    --text-primary: #e4e6eb;
    --text-secondary: #a8b3cf;
    --text-muted: #6c7a9b;
    
    --accent-primary: #00d9ff;
    --accent-secondary: #7b61ff;
    --success: #00ff88;
    --warning: #ffaa00;
    --danger: #ff4466;
    
    --border-color: #2d3548;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 100%;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 20px;
    padding: 15px;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: 12px;
    box-shadow: var(--shadow);
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 0;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Main Content Layout */
.main-content {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 20px;
    margin-bottom: 30px;
}

/* Map Section */
.map-section {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

#map {
    width: 100%;
    height: 600px;
    border-radius: 12px 12px 0 0;
}

.map-layer-controls {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 1000;
    display: flex;
    gap: 10px;
}

.btn-layer {
    padding: 10px 15px;
    background: rgba(26, 31, 46, 0.95);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-layer:hover {
    background: rgba(0, 217, 255, 0.2);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.btn-layer.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: var(--accent-primary);
    color: white;
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
}

.map-controls {
    display: flex;
    gap: 10px;
    padding: 15px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

/* Buttons */
.btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 217, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

.btn-success {
    background: linear-gradient(135deg, #00cc66, #00ff88);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 136, 0.4);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Settings Panel */
.settings-panel {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    max-height: 700px;
}

.settings-panel::-webkit-scrollbar {
    width: 4px;
}

.settings-panel::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 2px;
}

.settings-panel::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.settings-panel::-webkit-scrollbar-thumb:hover {
    background: var(--bg-hover);
}

.settings-panel h2 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--accent-primary);
}

.settings-group {
    margin-bottom: 12px;
}

.settings-group h3 {
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border-color);
}

/* Compact Input Groups */
.input-group-compact {
    margin-bottom: 10px;
}

.input-group-compact label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    font-size: 0.8rem;
}

.label-text {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.label-value {
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 0.85rem;
}

/* Compact select */
.select-input-compact {
    width: 100%;
    padding: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.select-input-compact:hover,
.select-input-compact:focus {
    border-color: var(--accent-primary);
    outline: none;
}

/* Compact range labels */
.range-labels-compact {
    display: flex;
    justify-content: space-between;
    margin-top: 2px;
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Compact Results Panel */
.results-panel-compact {
    margin-top: 12px;
    padding: 10px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border-left: 3px solid var(--accent-primary);
}

.results-panel-compact h3 {
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--accent-primary);
}

.result-item-compact {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.8rem;
}

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

.result-item-compact .result-label {
    color: var(--text-secondary);
}

.result-item-compact .result-value {
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 0.85rem;
}

/* Input Groups */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

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

.label-value {
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    gap: 10px;
}

.radio-label {
    flex: 1;
    padding: 10px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.radio-label input {
    display: none;
}

.radio-label:hover {
    border-color: var(--accent-primary);
}

.radio-label input:checked + span {
    color: var(--accent-primary);
}

.radio-label:has(input:checked) {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    box-shadow: 0 0 10px rgba(0, 217, 255, 0.3);
}

/* Select Input */
.select-input {
    width: 100%;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.select-input:hover,
.select-input:focus {
    border-color: var(--accent-primary);
    outline: none;
}

/* Range Input */
.range-input {
    width: 100%;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 217, 255, 0.5);
    transition: all 0.3s ease;
}

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

.range-input::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.range-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 5px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Results Panel */
.results-panel {
    margin-top: 25px;
    padding: 20px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    border-left: 4px solid var(--accent-primary);
}

.results-panel h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

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

.result-value {
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

/* Output Section */
.output-section {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-lg);
}

.output-section h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-primary);
}

.output-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 25px;
}

.output-card {
    background: var(--bg-tertiary);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.output-card.full-width {
    grid-column: 1 / -1;
}

.output-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.elevation-profiles-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.elevation-chart-card {
    background: var(--bg-tertiary);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.elevation-chart-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.elevation-chart-card canvas {
    max-height: 300px;
}

.link-analysis {
    min-height: 250px;
}

.placeholder {
    color: var(--text-muted);
    text-align: center;
    padding: 40px 20px;
}

/* Link Status */
.link-status {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 12px;
}

.link-status.success {
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--success);
}

.link-status.warning {
    background: rgba(255, 170, 0, 0.1);
    border: 2px solid var(--warning);
}

.link-status.danger {
    background: rgba(255, 68, 102, 0.1);
    border: 2px solid var(--danger);
}

.link-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.link-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.link-status-badge {
    font-size: 0.9rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
}

.link-status-badge.success {
    background: var(--success);
    color: #0f1419;
}

.link-status-badge.warning {
    background: var(--warning);
    color: #0f1419;
}

.link-status-badge.danger {
    background: var(--danger);
    color: white;
}

.link-details-compact {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.detail-row span {
    flex: 1;
    text-align: left;
}

.link-status-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.link-status.success .link-status-title {
    color: var(--success);
}

.link-status.warning .link-status-title {
    color: var(--warning);
}

.link-status.danger .link-status-title {
    color: var(--danger);
}

.link-detail {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.link-detail:last-child {
    border-bottom: none;
}

.link-detail-label {
    color: var(--text-secondary);
}

.link-detail-value {
    font-weight: 600;
}

/* Points Table */
.points-table {
    background: var(--bg-tertiary);
    border-radius: 10px;
    padding: 20px;
    overflow-x: auto;
}

.points-table h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--bg-hover);
}

th {
    padding: 12px;
    text-align: left;
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background: var(--bg-hover);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.85rem;
    border-radius: 6px;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .settings-panel {
        max-height: none;
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    .output-grid {
        grid-template-columns: 1fr;
    }
    
    .map-controls {
        flex-direction: column;
    }
    
    #map {
        height: 400px;
    }
}

/* Leaflet Custom Styles */
.leaflet-popup-content-wrapper {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.leaflet-popup-tip {
    background: var(--bg-tertiary);
}

.marker-label {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 5px 10px;
    border-radius: 6px;
    font-weight: 600;
    border: 2px solid var(--accent-primary);
    box-shadow: var(--shadow);
}

/* Position layer control below zoom */
.leaflet-top.leaflet-left {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.leaflet-control-layers {
    margin-top: 0 !important;
    background: rgba(26, 31, 46, 0.95) !important;
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color) !important;
    border-radius: 8px !important;
}

.leaflet-control-layers-toggle {
    background-color: rgba(26, 31, 46, 0.95) !important;
    width: 36px !important;
    height: 36px !important;
}

.leaflet-control-layers-list {
    color: var(--text-primary) !important;
}

.leaflet-control-layers-base label {
    color: var(--text-primary) !important;
}

.leaflet-control-zoom {
    border: 2px solid var(--border-color) !important;
    border-radius: 8px !important;
    overflow: hidden;
}

.leaflet-control-zoom a {
    background: rgba(26, 31, 46, 0.95) !important;
    backdrop-filter: blur(10px);
    color: var(--text-primary) !important;
    border: none !important;
    width: 36px !important;
    height: 36px !important;
    line-height: 36px !important;
}

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