:root {
    --bg-main: #050505;
    --bg-panel: rgba(12, 12, 12, 0.95);
    --bg-glass: rgba(18, 18, 18, 0.75);
    --border-glass: rgba(255, 16, 47, 0.2);
    --text-main: #EAEAEA;
    --text-muted: #8E8E8E;
    --accent-blue: #EAEAEA;
    --accent-red: #FF102F;
    --accent-green: #39FF14;
    --accent-orange: #FF5A00;
    --accent-purple: #990012;
    --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --sidebar-width: 360px;
}

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

body {
    font-family: var(--font-ui);
    background: var(--bg-main);
    background-image: radial-gradient(circle at 15% 15%, rgba(255, 16, 47, 0.05) 0%, transparent 40%),
                      radial-gradient(circle at 85% 85%, rgba(18, 18, 18, 0.1) 0%, transparent 50%);
    color: var(--text-main);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ===== TOP BAR ===== */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: linear-gradient(180deg, rgba(20,24,34,0.95) 0%, rgba(20,24,34,0.8) 100%);
    border-bottom: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 100;
    min-height: 56px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon { font-size: 1.6rem; }

.logo-text {
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pwa-badge {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--accent-green);
    color: #000;
    letter-spacing: 1px;
}

.hidden { display: none; }

.connection-panel {
    display: flex;
    gap: 8px;
    align-items: center;
}

.input-group {
    position: relative;
}

.input-group input {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    padding: 7px 10px;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    width: 200px;
    transition: all 0.2s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(58, 134, 255, 0.15);
}

#topicInput { width: 160px; }

.btn-connect {
    display: flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--accent-blue), #2970e0);
    color: white;
    border: none;
    padding: 7px 14px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-ui);
}

.btn-connect:hover { filter: brightness(1.15); transform: translateY(-1px); }
.btn-connect:active { transform: translateY(0); }
.btn-connect.connected { background: linear-gradient(135deg, var(--accent-green), #05b88a); }

.status-indicator {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    min-width: 70px;
    text-align: center;
}

.status-indicator.disconnected {
    color: var(--accent-red);
    background: rgba(255, 0, 110, 0.1);
    border: 1px solid rgba(255, 0, 110, 0.2);
}

.status-indicator.connected {
    color: var(--accent-green);
    background: rgba(6, 214, 160, 0.1);
    border: 1px solid rgba(6, 214, 160, 0.2);
}

/* ===== MAIN LAYOUT ===== */
.main-container {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.panel { display: flex; flex-direction: column; }

.map-panel { flex: 1; position: relative; }

#map { width: 100%; height: 100%; background: #111520; }

/* Dark map tiles */
.leaflet-layer,
.leaflet-control-zoom-in,
.leaflet-control-zoom-out,
.leaflet-control-attribution {
    filter: invert(100%) hue-rotate(180deg) brightness(95%) contrast(90%);
}

/* ===== MAP OVERLAYS ===== */
.map-overlay {
    position: absolute;
    bottom: 16px;
    left: 16px;
    z-index: 1000;
    pointer-events: none;
}

.history-controls {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 1000;
    min-width: 220px;
    padding: 12px 14px;
}

.history-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 10px;
}

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

.history-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.history-inputs {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
}

.date-input {
    flex: 1;
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    padding: 6px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
}

.date-input:focus { outline: none; border-color: var(--accent-blue); }

.btn-history, .btn-clear {
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-ui);
    transition: all 0.15s;
}

.btn-history {
    background: var(--accent-blue);
    color: white;
}

.btn-history:hover { filter: brightness(1.15); }

.btn-clear {
    background: rgba(255,0,110,0.15);
    color: var(--accent-red);
    border: 1px solid rgba(255,0,110,0.2);
}

.btn-clear:hover { background: rgba(255,0,110,0.25); }

.history-stats {
    display: flex;
    gap: 12px;
}

.stat-item { flex: 1; }

.stat-label {
    display: block;
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.stat-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-orange);
}

/* ===== GLASS CARDS ===== */
.glass-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    padding: 10px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}

.coords-card {
    display: inline-block;
    padding: 10px 14px;
    background: rgba(10, 15, 25, 0.9);
}

.coord-row { margin-bottom: 4px; }
.coord-row:last-child { margin-bottom: 0; }

.coords-card .label {
    font-size: 0.6rem;
    color: var(--text-muted);
    display: inline-block;
    width: 28px;
    font-weight: 600;
}

.coords-card .value {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-orange);
}

/* ===== SIDEBAR ===== */
.sidebar-panel {
    width: var(--sidebar-width);
    background: var(--bg-panel);
    border-left: 1px solid var(--border-glass);
    padding: 10px;
    gap: 8px;
    overflow-y: auto;
    z-index: 10;
}

h3 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-weight: 700;
}

/* ===== COMPASS ===== */
.compass-card {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.compass-container {
    width: 200px;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#compassCanvas { width: 100%; height: 100%; }

.heading-value {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    margin-top: 4px;
    color: white;
    text-shadow: 0 0 20px rgba(255,255,255,0.1);
}

/* ===== DATA GRIDS ===== */
.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.data-grid.compact { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }

.data-box {
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 6px 8px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    transition: all 0.3s;
}

.data-box.highlight {
    background: rgba(6, 214, 160, 0.06);
    border-color: rgba(6, 214, 160, 0.2);
}

.data-box .label {
    font-size: 0.6rem;
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.data-box .value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: white;
}

.roll-label { color: var(--accent-red) !important; }
.pitch-label { color: var(--accent-green) !important; }
.yaw-label { color: var(--accent-blue) !important; }

/* ===== POLYLINE STYLES ===== */
.history-path {
    stroke: var(--accent-blue);
    stroke-opacity: 0.8;
    fill: none;
}

/* Desktop default styles (hidden mobile helpers) */
.btn-settings-toggle,
.btn-close-settings,
.mobile-only-header,
.bottom-nav {
    display: none !important;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    body {
        padding-bottom: 80px; /* space for floating bottom nav */
    }

    .top-bar {
        padding: 10px 16px;
        min-height: 56px;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .top-bar-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .pwa-badge {
        display: none !important;
    }

    .logo-text {
        font-size: 0.95rem !important;
        white-space: nowrap !important;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 140px;
    }

    .btn-connect {
        width: 32px !important;
        height: 32px !important;
        min-width: unset !important;
        padding: 0 !important;
        border-radius: 50% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
    }

    .btn-connect .btn-text {
        display: none !important;
    }

    .btn-connect .btn-icon {
        margin: 0 !important;
        font-size: 0.85rem !important;
    }

    /* Main Container & Panels */
    .main-container {
        flex-direction: column;
        height: calc(100vh - 56px - 80px);
    }

    /* Hide/show panels depending on tab */
    .map-panel, .sidebar-panel {
        display: none;
        width: 100%;
        height: 100%;
        flex: 1;
        border: none;
    }

    /* Map Tab Active */
    body.tab-map .map-panel {
        display: flex !important;
    }
    body.tab-map #map {
        display: block !important;
    }
    body.tab-map .map-overlay {
        display: block !important;
        top: 16px;
        bottom: auto;
        left: 16px;
    }
    body.tab-map .history-controls {
        display: none !important;
    }
    body.tab-map .history-log-card {
        display: none !important;
    }

    /* Telemetry Tab Active */
    body.tab-telemetry .sidebar-panel {
        display: flex !important;
        overflow-y: auto;
        padding: 16px;
        padding-bottom: 40px;
        width: 100%;
        max-height: none;
    }
    body.tab-telemetry .sidebar-panel > .glass-card {
        width: 100%;
    }

    /* History Tab Active */
    body.tab-history .map-panel {
        display: flex !important;
        background: var(--bg-main);
    }
    body.tab-history #map {
        display: none !important;
    }
    body.tab-history .map-overlay {
        display: none !important;
    }
    body.tab-history .history-controls {
        display: block !important;
        position: static;
        width: calc(100% - 32px);
        margin: 24px auto;
        background: var(--bg-panel);
        border: 1px solid var(--border-glass);
        box-shadow: none;
        backdrop-filter: none;
    }

    /* Leaflet UI adjustments for floating bottom nav */
    .leaflet-bottom {
        bottom: 16px !important;
    }
    .leaflet-right {
        margin-bottom: 12px;
    }

    /* Bottom Nav Styles */
    .bottom-nav {
        display: flex !important;
        position: fixed;
        bottom: 16px;
        left: 16px;
        right: 16px;
        height: 64px;
        background: rgba(20, 24, 34, 0.85);
        border: 1px solid var(--border-glass);
        border-radius: 16px;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: 0 8px 32px rgba(0,0,0,0.3);
        z-index: 1000;
        justify-content: space-around;
        align-items: center;
        padding: 0 8px;
    }
    
    .nav-item {
        background: transparent;
        border: none;
        color: var(--text-muted);
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        cursor: pointer;
        padding: 8px;
        border-radius: 12px;
        transition: all 0.2s;
        flex: 1;
        font-family: var(--font-ui);
    }
    
    .nav-item .nav-icon {
        font-size: 1.2rem;
        transition: transform 0.2s;
    }
    
    .nav-item .nav-label {
        font-size: 0.65rem;
        font-weight: 600;
    }
    
    .nav-item.active {
        color: var(--accent-blue);
        background: rgba(58, 134, 255, 0.1);
    }
    
    .nav-item.active .nav-icon {
        transform: translateY(-2px) scale(1.1);
    }
}

/* ===== GUNDAM + BUTTERFLY + RED ROSE THEME ADDITIONS ===== */
.mecha-panel {
    position: relative;
    border-radius: 8px !important;
    border: 1px solid var(--border-glass) !important;
    background: linear-gradient(135deg, rgba(20, 8, 15, 0.9) 0%, rgba(8, 4, 7, 0.96) 100%) !important;
    box-shadow: 0 0 20px rgba(255, 30, 86, 0.08), inset 0 0 10px rgba(255, 30, 86, 0.05) !important;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.mecha-panel:hover {
    border-color: rgba(255, 16, 47, 0.3) !important;
    box-shadow: 0 0 25px rgba(255, 16, 47, 0.15), inset 0 0 15px rgba(255, 16, 47, 0.05) !important;
}

.mecha-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-red), var(--accent-purple), var(--accent-blue));
    z-index: 2;
}

.mecha-tag {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    font-weight: 700;
    color: var(--accent-red) !important;
    letter-spacing: 1.5px;
    margin-bottom: 6px;
    opacity: 0.85;
    text-transform: uppercase;
    text-shadow: 0 0 8px rgba(255, 16, 47, 0.5);
}

/* Custom visual changes for mecha grids */
.data-box {
    border-radius: 4px !important;
    border: 1px solid rgba(255, 16, 47, 0.15) !important;
    background: rgba(0, 0, 0, 0.4) !important;
}

.data-box.highlight {
    background: rgba(255, 16, 47, 0.04) !important;
    border-color: rgba(255, 16, 47, 0.25) !important;
    box-shadow: 0 0 10px rgba(255, 16, 47, 0.05) !important;
}

.data-box.highlight .label {
    color: var(--accent-blue) !important;
}

.glass-card h3 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 1px;
    color: var(--text-main);
    text-shadow: 0 0 5px rgba(255, 30, 86, 0.3);
}

/* Scrollbar customization */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-red);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}

/* ===== RECENTER BUTTON & EMBLEM STYLING ===== */
.btn-recenter {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding: 8px 16px;
    background: linear-gradient(135deg, rgba(20, 8, 15, 0.95) 0%, rgba(8, 4, 7, 0.95) 100%) !important;
    border: 1px solid rgba(255, 30, 86, 0.3) !important;
    color: var(--text-main);
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(255, 30, 86, 0.15);
    transition: all 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
    pointer-events: auto; /* Allow clicks since map overlay has pointer-events: none */
}

.btn-recenter:hover {
    border-color: var(--accent-blue) !important;
    box-shadow: 0 4px 20px rgba(0, 245, 255, 0.25);
    transform: translateY(-1px);
}

.btn-recenter:active {
    transform: translateY(1px);
}

.logo-image {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--accent-red);
    box-shadow: 0 0 8px rgba(255, 30, 86, 0.4);
    object-fit: cover;
    margin-right: 10px;
    transition: transform 0.3s ease;
}

.logo:hover .logo-image {
    transform: rotate(360deg);
}

.recenter-emblem-img {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid var(--accent-red);
    box-shadow: 0 0 6px rgba(255, 16, 47, 0.4);
    object-fit: cover;
    animation: emblem-glow 2s infinite ease-in-out;
}

@keyframes emblem-glow {
    0%, 100% { 
        box-shadow: 0 0 4px rgba(255, 16, 47, 0.4); 
        border-color: var(--accent-red); 
    }
    50% { 
        box-shadow: 0 0 10px rgba(153, 0, 18, 0.6); 
        border-color: var(--accent-purple); 
    }
}

/* ===== HISTORY CHECKPOINT LOGS ===== */
.history-log-card {
    position: absolute;
    top: 195px; /* height of history controls (~170px) + gap */
    right: 16px;
    width: 320px;
    max-height: 250px;
    display: flex;
    flex-direction: column;
    pointer-events: auto; /* enable click/scroll */
    z-index: 1000;
}

.log-table-container {
    overflow-y: auto;
    max-height: 180px;
    margin-top: 8px;
    border: 1px solid rgba(255, 16, 47, 0.15);
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.5);
}

.log-table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-main);
}

.log-table th {
    background: rgba(12, 12, 12, 0.95);
    color: var(--accent-red);
    padding: 6px 8px;
    text-align: left;
    position: sticky;
    top: 0;
    border-bottom: 1px solid rgba(255, 16, 47, 0.2);
    font-weight: 700;
    letter-spacing: 0.5px;
    z-index: 2;
}

.log-table td {
    padding: 6px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.log-table tr:hover {
    background: rgba(255, 16, 47, 0.08);
}

.log-table .no-data {
    text-align: center;
    color: var(--text-muted);
    padding: 20px;
}

.log-table .mono-font {
    color: var(--accent-orange);
}

@media (max-width: 768px) {
    /* Responsive adjustment for history logs card on mobile */
    body.tab-history .history-log-card {
        display: block !important;
        position: static;
        width: calc(100% - 32px);
        margin: 12px auto;
        background: var(--bg-panel);
        border: 1px solid var(--border-glass);
        box-shadow: none;
        backdrop-filter: none;
        max-height: 350px;
    }
    
    body.tab-history .log-table-container {
        max-height: 280px;
    }
}