/* Dark Theme Customization */
body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
    font-family: 'Arial', sans-serif;
}

.glass-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.4s ease;
}

.glass-card:hover {
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(59, 130, 246, 0.4);
    box-shadow: 
        0 10px 30px rgba(59, 130, 246, 0.2),
        0 0 30px rgba(59, 130, 246, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-5px) scale(1.02);
}

/* Speed Gauge Styles */
.speed-gauge {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.circular-gauge {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(from 270deg, #3b82f6 0deg, #3b82f6 var(--gauge-angle, 0deg), #1f2937 var(--gauge-angle, 0deg), #1f2937 360deg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 6px solid #1f2937;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.4);
}

.gauge-inner {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    border: 3px solid rgba(59, 130, 246, 0.3);
}

/* Progress Bars for APPS and Brake */
.vertical-bar {
    width: 40px;
    height: 200px;
    background: linear-gradient(to top, #1f2937, #374151);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    border: 2px solid #374151;
}

.bar-fill {
    position: absolute;
    bottom: 0;
    width: 100%;
    border-radius: 0 0 18px 18px;
    transition: height 0.3s ease, background 0.3s ease;
}

.apps-bar .bar-fill {
    background: linear-gradient(to top, #10b981, #34d399);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.5);
}

.brake-bar .bar-fill {
    background: linear-gradient(to top, #ef4444, #f87171);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.5);
}

/* RPM Gauges */
.mini-gauge {
    width: 200px;
    height: 220px;
    margin: 0 auto;
}

.mini-circular-gauge {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: conic-gradient(from 270deg, #10b981 0deg, #10b981 var(--gauge-angle, 0deg), #1f2937 var(--gauge-angle, 0deg), #1f2937 360deg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid #1f2937;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}

.mini-gauge-inner {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(30, 41, 59, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
}

/* Chart containers */
.chart-container {
    position: relative;
    height: 300px;
    background: rgba(15, 23, 42, 0.9);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.chart-container:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: #3b82f6;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
    transform: translateY(-5px);
}

/* Connection indicator */
.connection-indicator {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: bold;
}

.connected {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid #10b981;
}

.disconnected {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid #ef4444;
}

/* Heartbeat indicators */
.heartbeat-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.heartbeat-ok { 
    background: #10b981; 
    box-shadow: 0 0 10px #10b981;
}

.heartbeat-fail { 
    background: #ef4444; 
    box-shadow: 0 0 10px #ef4444;
}

.slider::-webkit-slider-thumb {
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #3b82f6;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #3b82f6;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.slider::-webkit-slider-track {
    background: #374151;
    border-radius: 5px;
}

.slider::-moz-range-track {
    background: #374151;
    border-radius: 5px;
}
/* 懸浮控制面板樣式 */
.floating-control-panel {
    position: fixed;
    top: 100px;
    right: 20px;
    width: 320px;
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(59, 130, 246, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
    user-select: none;
    display: none;
}

.floating-control-panel.minimized {
    height: 50px;
    overflow: hidden;
}

.floating-control-panel.dragging {
    transition: none;
    transform: rotate(2deg);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 40px rgba(59, 130, 246, 0.3);
}

.floating-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: rgba(59, 130, 246, 0.1);
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px 12px 0 0;
    cursor: move;
}

.floating-title {
    color: #3b82f6;
    font-size: 14px;
    font-weight: bold;
    margin: 0;
}

.floating-actions {
    display: flex;
    gap: 8px;
}

.control-action-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.control-action-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.floating-content {
    padding: 16px;
}

.control-row {
    margin-bottom: 12px;
}

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

.control-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

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

.control-btn {
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.control-btn.primary {
    background: #3b82f6;
    color: white;
}

.control-btn.primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
}

.control-btn.secondary {
    background: #475569;
    color: white;
}

.control-btn.secondary:hover {
    background: #334155;
    transform: translateY(-1px);
}

.control-btn.paused {
    background: #10b981;
}

.control-btn.paused:hover {
    background: #059669;
}

/* Mode toggle button special styling */
#mode-toggle-btn {
    min-width: 100px;
    font-weight: 600;
    border: 2px solid transparent;
}

#mode-toggle-btn.secondary {
    background: linear-gradient(45deg, #dc2626, #b91c1c);
    border-color: #dc2626;
}

#mode-toggle-btn.secondary:hover {
    background: linear-gradient(45deg, #b91c1c, #991b1b);
    border-color: #b91c1c;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

#mode-toggle-btn.primary {
    background: linear-gradient(45deg, #059669, #047857);
    border-color: #059669;
}

#mode-toggle-btn.primary:hover {
    background: linear-gradient(45deg, #047857, #065f46);
    border-color: #047857;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.4);
}

.control-label {
    color: #94a3b8;
    font-size: 12px;
    font-weight: 500;
    min-width: 40px;
}

.control-select {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 4px;
    color: #e2e8f0;
    padding: 4px 8px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.control-select:hover {
    border-color: #3b82f6;
}

.control-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.progress-container {
    width: 100%;
}

.time-display {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.time-text {
    color: #94a3b8;
    font-size: 11px;
    font-family: 'Courier New', monospace;
}

.progress-slider {
    width: 100%;
    height: 6px;
    background: rgba(15, 23, 42, 0.8);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.progress-slider::-webkit-slider-thumb {
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #3b82f6;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
    transition: all 0.2s ease;
}

.progress-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.7);
}

.progress-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #3b82f6;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.progress-slider::-webkit-slider-track {
    background: rgba(71, 85, 105, 0.5);
    border-radius: 3px;
}

.progress-slider::-moz-range-track {
    background: rgba(71, 85, 105, 0.5);
    border-radius: 3px;
}

/* 顯示控制面板按鈕 */
.show-controls-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 16px;
    background: rgba(59, 130, 246, 0.9);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    z-index: 999;
    transition: all 0.3s ease;
}

.show-controls-btn:hover {
    background: rgba(59, 130, 246, 1);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* 響應式設計 */
@media (max-width: 768px) {
    .floating-control-panel {
        width: 280px;
        right: 10px;
        top: 80px;
    }
    
    .control-group {
        flex-wrap: wrap;
    }
    
    .control-btn {
        font-size: 11px;
        padding: 6px 10px;
    }
}

/* 動畫效果 */
.floating-control-panel.show {
    display: block;
    animation: slideInRight 0.3s ease;
}

.floating-control-panel.hide {
    animation: slideOutRight 0.3s ease;
}

/* Inverter Status Indicators */
.status-indicators {
    margin-bottom: 8px;
}

.status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.status-label {
    font-size: 11px;
    color: #94a3b8;
    min-width: 50px;
}

.status-light {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px currentColor;
    animation: statusPulse 2s infinite;
}

.status-light-green {
    background: #10b981;
    color: #10b981;
}

.status-light-red {
    background: #ef4444;
    color: #ef4444;
}

.error-info {
    margin-top: 8px;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 10px;
}

.error-info.error-none {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
}

.error-info.error-active {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.error-text {
    font-weight: bold;
    margin-bottom: 2px;
}

.error-code {
    font-family: 'Courier New', monospace;
    opacity: 0.8;
}

#mode-toggle-btn {
    min-width: 100px;
    font-size: 11px;
}

#mode-toggle-btn.primary {
    background: #059669;
}

#mode-toggle-btn.primary:hover {
    background: #047857;
}

#mode-toggle-btn.secondary {
    background: #7c2d12;
}

#mode-toggle-btn.secondary:hover {
    background: #991b1b;
}

@keyframes statusPulse {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1); 
    }
    50% { 
        opacity: 0.7; 
        transform: scale(1.1); 
    }
}

/* 調整 Inverter 卡片高度以容納新內容 */
.bg-slate-800 {
    min-height: 280px;
}

/* 4圖表響應式佈局 */
@media (max-width: 1280px) {
    .xl\:grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .xl\:grid-cols-4 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

/* Status colors */
.status-ok { color: #10b981; font-weight: bold; text-shadow: 0 0 10px #10b981; }
.status-bad { color: #ef4444; font-weight: bold; text-shadow: 0 0 10px #ef4444; }
.status-unknown { color: #6b7280; }

/* CAN Logging Status Indicators */
.status-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: inline-block;
    animation: statusPulse 2s infinite;
    box-shadow: 0 0 10px currentColor;
}

.status-indicator.recording {
    background: #ef4444;
    color: #ef4444;
    box-shadow: 0 0 15px #ef4444;
}

.status-indicator.idle {
    background: #6b7280;
    color: #6b7280;
    box-shadow: 0 0 8px #6b7280;
    animation: none;
}

/* CAN Logging 按鈕特殊樣式 */
#start-logging-btn {
    background: linear-gradient(45deg, #10b981, #059669);
    border: 1px solid #10b981;
}

#start-logging-btn:hover {
    background: linear-gradient(45deg, #059669, #047857);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

#stop-logging-btn {
    background: linear-gradient(45deg, #ef4444, #dc2626);
    border: 1px solid #ef4444;
}

#stop-logging-btn:hover {
    background: linear-gradient(45deg, #dc2626, #b91c1c);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}