/* ===========================
   Radiosonde Server UI
   Modern Dark Theme Styles
   =========================== */

:root {
    /* Colors */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-glass: rgba(22, 27, 34, 0.85);

    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;

    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-yellow: #d29922;
    --accent-red: #f85149;
    --accent-purple: #a371f7;
    --accent-cyan: #39d353;

    /* Status Colors */
    --status-good: #238636;
    --status-warning: #9e6a03;
    --status-danger: #da3633;
    --status-neutral: #484f58;
    --status-ascending: #238636;
    --status-descending: #1f6feb;

    /* Borders */
    --border-default: #30363d;
    --border-muted: #21262d;

    /* Shadows */
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);

    /* Spacing */
    --header-height: 60px;
    --telemetry-height: 100px;
    --panel-gap: 12px;
    --panel-padding: 16px;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    height: 100%;
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow: hidden;
}

/* App Container */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #0a0e13 100%);
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 20px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-default);
    z-index: 100;
    gap: 20px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
}

.logo svg {
    color: var(--accent-cyan);
}

/* Sonde Selector */
.sonde-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sonde-selector label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.sonde-selector select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    color: var(--text-primary);
    padding: 8px 12px;
    font-size: 13px;
    font-family: var(--font-mono);
    cursor: pointer;
    min-width: 180px;
}

.sonde-selector select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.btn-icon {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

/* Download Buttons */
.download-buttons {
    display: flex;
    gap: 8px;
}

.btn-download {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    color: var(--text-primary);
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-download:hover:not(:disabled) {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-download:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Connection Status */
.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-yellow);
    animation: pulse 2s infinite;
}

.connection-status.connected .status-dot {
    background: var(--accent-green);
    animation: none;
}

.connection-status.disconnected .status-dot {
    background: var(--accent-red);
    animation: none;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* Main Content */
.main-content {
    display: flex;
    flex: 1;
    gap: var(--panel-gap);
    padding: var(--panel-gap);
    min-height: 0;
}

/* Panels */
.panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-default);
    border-radius: 12px;
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px var(--panel-padding);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-default);
}

.panel-header h2 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-badge {
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.panel-content {
    flex: 1;
    position: relative;
    min-height: 0;
}

/* Map Panel */
.map-panel {
    flex: 1;
}

#map {
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
}

.map-overlay-status {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(248, 81, 73, 0.9);
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-weight: 600;
    z-index: 1000;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.map-overlay-info {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-glass);
    color: var(--text-muted);
    padding: 16px 24px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 1000;
    pointer-events: none;
    border: 1px solid var(--border-default);
}

/* Leaflet Customization */
.leaflet-container {
    background: var(--bg-secondary);
}

.leaflet-control-zoom {
    border: none !important;
    box-shadow: var(--shadow-md) !important;
}

.leaflet-control-zoom a {
    background: var(--bg-glass) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-default) !important;
}

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

/* Skew-T Panel */
.skewt-panel {
    flex: 1;
}

#skewt-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
}

#skewt-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

#skewt-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
    text-align: center;
    padding: 40px;
}

#skewt-placeholder svg {
    opacity: 0.4;
}

#skewt-placeholder p {
    font-size: 16px;
    font-weight: 500;
}

#skewt-placeholder span {
    font-size: 12px;
    opacity: 0.6;
}

/* Telemetry Strip */
.telemetry-strip {
    display: grid;
    grid-template-columns: repeat(14, 1fr);
    gap: 8px;
    padding: 10px;
    height: var(--telemetry-height);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-default);
}

/* Telemetry Box */
.telemetry-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 4px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: 8px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.telemetry-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--status-neutral);
    transition: background var(--transition-fast);
}

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

.box-label {
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.box-value {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

/* Status Color Classes */
.telemetry-box.status-good::before {
    background: var(--status-good);
}

.telemetry-box.status-warning::before {
    background: var(--status-warning);
}

.telemetry-box.status-danger::before {
    background: var(--status-danger);
}

.telemetry-box.status-ascending::before {
    background: var(--status-ascending);
}

.telemetry-box.status-descending::before {
    background: var(--status-descending);
}

.telemetry-box.status-good {
    border-color: var(--status-good);
}

.telemetry-box.status-warning {
    border-color: var(--status-warning);
}

.telemetry-box.status-danger {
    border-color: var(--status-danger);
}

.telemetry-box.status-ascending {
    border-color: var(--status-ascending);
}

.telemetry-box.status-descending {
    border-color: var(--status-descending);
}

.telemetry-box.status-good .box-value {
    color: var(--accent-green);
}

.telemetry-box.status-warning .box-value {
    color: var(--accent-yellow);
}

.telemetry-box.status-danger .box-value {
    color: var(--accent-red);
}

.telemetry-box.status-ascending .box-value {
    color: var(--accent-green);
}

.telemetry-box.status-descending .box-value {
    color: var(--accent-blue);
}

/* Value Update Animation */
.box-value.updated {
    animation: valueFlash 0.3s ease-out;
}

@keyframes valueFlash {
    0% {
        color: var(--accent-cyan);
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

/* X Marker for Map */
.current-position-marker {
    position: relative;
}

.marker-x {
    position: absolute;
    width: 24px;
    height: 24px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.marker-x::before,
.marker-x::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 24px;
    background: #ff4444;
    left: 50%;
    top: 50%;
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(255, 68, 68, 0.8), 0 0 4px rgba(0, 0, 0, 0.5);
}

.marker-x::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.marker-x::after {
    transform: translate(-50%, -50%) rotate(-45deg);
}

/* Responsive */
@media (max-width: 1400px) {
    .telemetry-strip {
        grid-template-columns: repeat(7, 1fr);
        height: auto;
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }

    .header {
        flex-wrap: wrap;
        height: auto;
        padding: 12px;
    }

    .telemetry-strip {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: 4px;
}

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