* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

body {
    font-family: 'Segoe UI', 'Microsoft JhengHei', Arial, sans-serif;
    display: flex;
    flex-direction: column;
    height: 100vh;
    background-color: #f5f7fa;
    color: #333;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

header {
    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
    color: white;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
    position: relative;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 10px;
    font-size: 1.2em;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    margin-right: 15px;
}

.user-info {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 20px;
    transition: all 0.3s;
    background-color: rgba(255, 255, 255, 0.1);
}

.user-info:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.user-info i {
    margin-right: 8px;
}

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

.sidebar {
    width: 300px;
    background: linear-gradient(to bottom, #2c3e50, #1a2a3a);
    color: white;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 50;
    position: relative;
}

.sidebar.collapsed {
    transform: translateX(-270px);
}

.sidebar-toggle {
    position: absolute;
    right: -40px;
    top: 10px;
    width: 40px;
    height: 40px;
    background: #2c3e50;
    border-radius: 0 5px 5px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: white;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-title {
    font-size: 1.2rem;
    font-weight: 500;
}

.add-device-btn {
    background-color: #1abc9c;
    color: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.add-device-btn:hover {
    background-color: #16a085;
    transform: rotate(90deg);
}

.search-box {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.search-box input {
    width: 100%;
    padding: 10px 15px;
    border: none;
    border-radius: 20px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.9rem;
    outline: none;
    -webkit-user-select: auto;
    user-select: auto;
}

.search-box input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.device-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px 0;
}

.device-item {
    padding: 12px 20px;
    margin: 0 10px 8px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.device-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background-color: #2ecc71;
    transition: all 0.3s;
}

.device-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.device-item.active {
    background-color: rgba(26, 188, 156, 0.2);
    font-weight: 500;
}

.device-item.active::before {
    background-color: #1abc9c;
    width: 6px;
}

.device-item.warning::before {
    background-color: #f39c12;
}

.device-item.offline::before {
    background-color: #e74c3c;
}

.device-info {
    flex: 1;
}

.device-name {
    font-size: 0.95rem;
    margin-bottom: 3px;
}

.device-id {
    font-size: 0.8rem;
    opacity: 0.7;
}

.device-status {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 12px;
    flex-shrink: 0;
}

.status-online { background-color: #2ecc71; box-shadow: 0 0 5px #2ecc71; }
.status-warning { background-color: #f39c12; box-shadow: 0 0 5px #f39c12; }
.status-offline { background-color: #e74c3c; box-shadow: 0 0 5px #e74c3c; }

.map-container {
    flex: 1;
    position: relative;
    background-color: #e5e5e5;
}

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

.device-details {
    position: absolute;
    right: 20px;
    top: 20px;
    width: 350px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    padding: 20px;
    display: none;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateX(20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.detail-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
}

.close-btn {
    cursor: pointer;
    font-size: 1.5rem;
    color: #95a5a6;
    transition: color 0.3s;
    line-height: 1;
}

.close-btn:hover {
    color: #e74c3c;
}

.detail-section {
    margin: 20px 0;
}

.detail-section h4 {
    color: #3498db;
    margin-bottom: 12px;
    font-size: 1rem;
    display: flex;
    align-items: center;
}

.detail-section h4 i {
    margin-right: 8px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.detail-label {
    color: #7f8c8d;
    font-weight: 500;
}

.detail-value {
    color: #2c3e50;
    font-weight: 600;
}

.detail-value.online {
    color: #2ecc71;
}

.detail-value.warning {
    color: #f39c12;
}

.detail-value.offline {
    color: #e74c3c;
}

.trajectory-controls {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.btn {
    padding: 8px 15px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.btn i {
    margin-right: 5px;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.timeline-slider {
    width: 100%;
    margin: 15px 0;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
}

.timeline-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #3498db;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.timeline-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #3498db;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.timeline-container {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    padding: 15px;
    max-width: 600px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.timeline-container.collapsed {
    height: 50px;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    cursor: pointer;
}

.timeline-title {
    font-size: 1rem;
    font-weight: 600;
    color: #2c3e50;
}

.timeline-toggle {
    color: #7f8c8d;
    transition: transform 0.3s;
}

.timeline-container.collapsed .timeline-toggle {
    transform: rotate(180deg);
}

.timeline-content {
    transition: all 0.3s ease;
}

.timeline-container.collapsed .timeline-content {
    opacity: 0;
    height: 0;
    overflow: hidden;
    margin: 0;
}

.timeline-dates {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
}

.date-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: white;
    color: #2c3e50;
    -webkit-user-select: auto;
    user-select: auto;
}

.date-input::-webkit-datetime-edit {
    padding: 8px;
}

.date-input::-webkit-calendar-picker-indicator {
    cursor: pointer;
    padding: 4px;
    opacity: 0.7;
}

.date-input::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
}

.timeline-buttons {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.control-panel {
    position: absolute;
    top: 20px;
    left: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    padding: 10px;
    display: flex;
    gap: 8px;
}

.map-style-select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    background-color: white;
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path fill="#333" d="M2 4l4 4 4-4z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 12px;
    padding-right: 30px;
    -webkit-user-select: auto;
    user-select: auto;
}

.add-device-form {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.3);
    z-index: 2000;
    padding: 20px;
    width: 400px;
    max-width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: none;
}

.add-device-form * {
    -webkit-user-select: auto;
    -moz-user-select: auto;
    -ms-user-select: auto;
    user-select: auto;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.2);
}

.form-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #2c3e50;
    text-align: center;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #2c3e50;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.9rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: white;
    color: #2c3e50;
    -webkit-user-select: auto;
    user-select: auto;
}

.form-group select {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path fill="#333" d="M2 4l4 4 4-4z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 12px;
    padding-right: 30px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.icon-selector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 10px;
}

.icon-option {
    border: 2px solid #ddd;
    border-radius: 6px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.icon-option:hover {
    border-color: #3498db;
}

.icon-option.selected {
    border-color: #3498db;
    background-color: #f0f8ff;
}

.icon-preview {
    width: 32px;
    height: 32px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.profile-card {
    position: absolute;
    top: 70px;
    right: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
    z-index: 2000;
    padding: 20px;
    width: 300px;
    display: none;
    animation: slideIn 0.3s ease;
}

.profile-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.profile-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #3498db;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-right: 15px;
    cursor: pointer;
    overflow: hidden;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.profile-role {
    font-size: 0.8rem;
    color: #7f8c8d;
}

.profile-form input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    margin-bottom: 10px;
    -webkit-user-select: auto;
    user-select: auto;
}

.profile-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 15px;
    gap: 15px;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .mobile-menu-btn {
        display: block;
    }

    .sidebar {
        position: fixed;
        left: 0;
        top: 60px;
        bottom: 0;
        z-index: 1500;
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: none;
    }

    .device-details {
        width: calc(100% - 40px);
        right: 20px;
        top: 80px;
        z-index: 2000;
        max-height: calc(100vh - 100px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .timeline-container {
        width: calc(100% - 40px);
    }

    .profile-card {
        width: calc(100% - 40px);
        right: 20px;
        top: 80px;
    }

    .icon-selector {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .detail-row {
        flex-direction: column;
    }

    .detail-label {
        margin-bottom: 2px;
    }

    .trajectory-controls {
        flex-wrap: wrap;
    }

    .btn {
        flex: 1;
        min-width: 100px;
    }

    .timeline-dates {
        flex-direction: column;
        gap: 8px;
    }

    .control-panel {
        flex-wrap: wrap;
        justify-content: center;
        width: calc(100% - 40px);
    }

    .timeline-buttons {
        flex-wrap: wrap;
    }

    .timeline-buttons .btn {
        flex: 1;
        min-width: 80px;
    }

    .add-device-form {
        width: calc(100% - 40px);
        max-height: 70vh;
        top: 50%;
        transform: translate(-50%, -50%);
        padding: 15px;
    }

    .form-group input,
    .form-group select {
        font-size: 0.85rem;
    }

    .icon-selector {
        grid-template-columns: repeat(3, 1fr);
    }

    .form-actions {
        flex-direction: column;
        gap: 8px;
    }

    .form-actions .btn {
        width: 100%;
    }
}


.status-online .device-status {
    background-color: #2ecc71;
    box-shadow: 0 0 5px #2ecc71;
  }
  .status-warning .device-status {
    background-color: #f39c12;
    box-shadow: 0 0 5px #f39c12;
  }
  .status-offline .device-status {
    background-color: #e74c3c;
    box-shadow: 0 0 5px #e74c3c;
  }
  .device-item.active {
    background-color: rgba(26, 188, 156, 0.2);
    font-weight: 500;
  }
  .device-item.active::before {
    background-color: #1abc9c;
    width: 6px;
  }