/* --- Enhanced Mobile Usability --- */
@media (max-width: 600px) {
    .modal {
        max-width: 100vw;
        max-height: 100vh;
        margin: 0;
        border-radius: 0;
        box-shadow: none;
    }
    .modal-header, .modal-body, .modal-footer {
        padding: 1.5rem 1rem;
    }
    .auth-form {
        gap: 1.5rem;
    }
    .form-input {
        font-size: 1.2rem;
        padding: 1.25rem;
        min-height: 56px;
        border-width: 2px;
        border-radius: 12px;
    }
    .form-input:focus {
        border-color: var(--color-primary);
        box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.25);
    }
    .btn {
        min-width: 56px;
        min-height: 56px;
        font-size: 1.2rem;
        padding: 1.25rem 2rem;
        border-radius: 12px;
        box-shadow: 0 2px 8px rgba(34,197,94,0.10);
    }
    .btn:active {
        background-color: var(--color-primary-light);
        box-shadow: 0 0 0 2px var(--color-primary-glow);
    }
    .modal-footer {
        position: sticky;
        bottom: 0;
        background: var(--color-gray-800);
        z-index: 10;
        box-shadow: 0 -2px 8px rgba(0,0,0,0.08);
        padding-bottom: 2rem;
    }
}
/* --- Mobile & Landscape Accessibility Improvements --- */
@media (max-width: 768px) {
    .modal {
        max-width: 95vw;
        max-height: 95vh;
        margin: 2vw;
        overflow-y: auto;
    }
    .modal-body {
        padding: 1rem;
    }
    .auth-form {
        gap: 1rem;
    }
    .form-input {
        font-size: 1rem;
        padding: 1rem;
        min-height: 48px;
    }
    .btn {
        min-width: 48px;
        min-height: 48px;
        font-size: 1rem;
        padding: 1rem 1.5rem;
    }
}

@media (orientation: landscape) and (max-width: 768px) {
    .modal {
        max-width: 80vw;
        max-height: 80vh;
        margin: 4vw auto;
    }
    .modal-body {
        padding: 0.5rem;
    }
    .auth-form {
        gap: 0.75rem;
    }
    .form-input {
        font-size: 0.95rem;
        padding: 0.75rem;
        min-height: 44px;
    }
    .btn {
        min-width: 44px;
        min-height: 44px;
        font-size: 0.95rem;
        padding: 0.75rem 1.25rem;
    }
    .control-grid {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 0.5rem;
    }
}
/* --- AUTH, MODAL, USER, DROPDOWN, BUTTON, NOTIFICATION, FORM STYLES (from styles.css) --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    background: none;
}
.btn:focus {
    outline: 2px solid var(--color-primary-glow);
    outline-offset: 2px;
}
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: var(--glow-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary-light);
    box-shadow: var(--glow-primary-strong);
    transform: translateY(-1px);
}
.btn-secondary {
    background-color: var(--color-gray-800);
    color: var(--color-gray-100);
    border-color: var(--color-gray-700);
}
.btn-secondary:hover {
    background-color: var(--color-gray-700);
    border-color: var(--color-gray-600);
    transform: translateY(-1px);
}
.btn-large {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
}
.btn-full {
    width: 100%;
}
.link-btn {
    background: none;
    border: none;
    color: var(--color-primary-glow);
    cursor: pointer;
    text-decoration: underline;
    font-size: inherit;
}
.link-btn:hover {
    color: var(--color-primary-light);
}
.auth-section {
    display: flex;
    gap: var(--spacing-3);
}
.user-menu {
    position: relative;
}
.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius);
    transition: background-color var(--transition-fast);
}
.user-info:hover {
    background-color: var(--color-gray-800);
}
.user-avatar {
    width: 32px;
    height: 32px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
    box-shadow: var(--glow-primary);
}
.user-name {
    font-weight: var(--font-weight-medium);
    color: var(--color-white);
}
.dropdown-toggle {
    background: none;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    font-size: var(--font-size-xs);
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--color-gray-800);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    z-index: 50;
    display: none;
}
.dropdown-menu.show {
    display: block;
}
.dropdown-item {
    display: block;
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--color-gray-200);
    text-decoration: none;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}
.dropdown-item:hover {
    background-color: var(--color-gray-700);
    color: var(--color-white);
}
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}
.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}
.modal {
    background-color: var(--color-gray-800);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-700);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}
.modal-overlay.show .modal {
    transform: scale(1);
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--color-gray-700);
}
.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
}
.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--color-gray-400);
    cursor: pointer;
    padding: var(--spacing-2);
    line-height: 1;
}
.modal-close:hover {
    color: var(--color-gray-200);
}
.modal-body {
    padding: var(--spacing-6);
}
.modal-footer {
    padding: var(--spacing-6);
    border-top: 1px solid var(--color-gray-700);
    text-align: center;
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}
.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-300);
}
.form-input {
    padding: var(--spacing-3);
    border: 1px solid var(--color-gray-600);
    border-radius: var(--radius);
    font-size: var(--font-size-base);
    background-color: var(--color-gray-700);
    color: var(--color-white);
    transition: border-color var(--transition-fast);
}
.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}
.benefits-section {
    background-color: var(--color-gray-700);
    padding: var(--spacing-6);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-6);
    border: 1px solid var(--color-primary);
    box-shadow: var(--glow-primary);
}
.benefits-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}
.benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}
.benefits-list li {
    position: relative;
    padding-left: var(--spacing-6);
    color: var(--color-gray-200);
    font-size: var(--font-size-sm);
}
.benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary-glow);
    font-weight: var(--font-weight-bold);
    text-shadow: var(--glow-primary);
}
.auth-switch {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}
/* Responsive Design for Modal/Auth/User */
@media (max-width: 768px) {
    .auth-section {
        display: none;
    }
    .modal {
        margin: var(--spacing-4);
        max-width: none;
    }
}
/* Base Styles with HKS Football Color Scheme */
        :root {
            /* HKS Football Dark Theme Color Palette */
            --bg-primary: #1f1f1f;
            --bg-secondary: #0a0a0a;
            --bg-tertiary: #1f1f1f;
            --bg-card: #1f1f1f;
            --text-primary: #f8fafc;
            --text-secondary: #cbd5e1;
            --text-tertiary: #94a3b8;
            --color-primary: #166534;        /* Dark forest green */
            --color-primary-light: #15803d;  /* Medium forest green */
            --color-primary-glow: #22c55e;   /* Bright green for glows */
            
            --color-black: #000000;          /* Pure black */
            --color-gray-950: #0a0a0a;       /* Almost black */
            --color-gray-900: #111111;       /* Very dark gray */
            --color-gray-800: #1f1f1f;       /* Dark gray */
            --color-gray-700: #2a2a2a;       /* Medium dark gray */
            --color-gray-600: #404040;       /* Medium gray */
            --color-gray-500: #6b7280;       /* Gray */
            --color-gray-400: #9ca3af;       /* Light gray */
            --color-gray-300: #d1d5db;       /* Very light gray */
            --color-gray-200: #e5e7eb;       /* Almost white gray */
            --color-gray-100: #f3f4f6;       /* Off white */
            --color-white: #ffffff;          /* Pure white */
            
            
            /* Green accent colors from HKS theme */
            --accent: #22c55e;
            --accent-hover: #16a34a;
            --accent-light: rgba(34, 197, 94, 0.1);
            --accent-glow: #4ade80;
            
            --danger: #f87171;
            --danger-bg: rgba(248, 113, 113, 0.1);
            --success: #22c55e;
            --success-bg: rgba(34, 197, 94, 0.1);
            --warning: #fbbf24;
            --warning-bg: rgba(251, 191, 36, 0.1);
            --border: #475569;
            
            /* Enhanced shadows for dark theme */
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
            
            /* Updated gradients with green theme */
            --gradient-blue: linear-gradient(135deg, #22c55e, #16a34a);
            --gradient-dark: linear-gradient(135deg, var(--color-gray-950), var(--color-gray-900));
            --gradient-card: #1f1f1f;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --radius-sm: 4px;
            --radius: 8px;
            --radius-lg: 12px;
        }

        /* Light Theme */
        [data-theme="light"] {
            /* Light Theme Color Palette */
            --bg-primary: #ffffff;
            --bg-secondary: #f8fafc;
            --bg-tertiary: #f1f5f9;
            --bg-card: #ffffff;
            --text-primary: #0f172a;
            --text-secondary: #334155;
            --text-tertiary: #64748b;
            --color-primary: #22c55e;        /* Bright green for light theme */
            --color-primary-light: #16a34a;  /* Darker green for hover */
            --color-primary-glow: #22c55e;   /* Bright green for glows */
            
            --color-black: #000000;
            --color-gray-950: #f8fafc;       /* Very light gray */
            --color-gray-900: #f1f5f9;       /* Light gray */
            --color-gray-800: #e2e8f0;       /* Medium light gray */
            --color-gray-700: #cbd5e1;       /* Medium gray */
            --color-gray-600: #94a3b8;       /* Dark gray */
            --color-gray-500: #64748b;       /* Darker gray */
            --color-gray-400: #475569;       /* Very dark gray */
            --color-gray-300: #334155;       /* Almost black */
            --color-gray-200: #1e293b;       /* Dark */
            --color-gray-100: #0f172a;       /* Very dark */
            --color-white: #000000;          /* Black for text */
            
            /* Light theme accents */
            --accent: #22c55e;
            --accent-hover: #16a34a;
            --accent-light: rgba(34, 197, 94, 0.1);
            --accent-glow: #4ade80;
            
            --danger: #ef4444;
            --danger-bg: rgba(239, 68, 68, 0.1);
            --success: #22c55e;
            --success-bg: rgba(34, 197, 94, 0.1);
            --warning: #f59e0b;
            --warning-bg: rgba(245, 158, 11, 0.1);
            --border: #e2e8f0;
            
            /* Light theme shadows */
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            
            /* Light theme gradients */
            --gradient-blue: linear-gradient(135deg, #22c55e, #16a34a);
            --gradient-dark: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
            --gradient-card: #ffffff;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, var(--bg-primary) 40%, var(--color-gray-950) 60%);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 1.25rem;
            position: relative;
            z-index: 1;
        }
        
        /* Header */
        .header {
            background: var(--color-gray-900);
            padding: 0.875rem 0;
            border-bottom: 1px solid var(--color-gray-800);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo-title {
            display: flex;
            align-items: center;
            gap: 0.625rem;
        }
        
        .logo {
            width: 40px;
            height: 40px;
            background: var(--gradient-blue);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            box-shadow: var(--shadow-sm);
        }
        
        .header h1 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--accent);
        }
        
        .header-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .status-badges {
            display: flex;
            gap: 0.75rem;
            align-items: center;
        }
        
        .status-badge {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.375rem 0.75rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            transition: var(--transition);
        }
        
        .status-badge.connected {
            background: var(--success-bg);
            color: var(--success);
            border: 1px solid rgba(34, 197, 94, 0.3);
        }
        
        .status-badge.disconnected {
            background: var(--danger-bg);
            color: var(--danger);
            border: 1px solid rgba(248, 113, 113, 0.3);
        }
        
        .status-badge.gamepad {
            background: var(--accent-light);
            color: var(--accent);
            border: 1px solid rgba(34, 197, 94, 0.3);
        }
        
        .status-indicator {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.5; }
            100% { opacity: 1; }
        }

        /* User Info Section */
        .user-info {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            background: var(--bg-tertiary);
            padding: 0.5rem 1rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
        }

        .user-avatar {
            width: 40px;
            height: 40px;
            background: var(--gradient-blue);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 600;
            color: white;
        }

        .user-name {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-primary);
        }

        .sign-out-btn {
            background: transparent;
            color: var(--text-tertiary);
            border: 1px solid var(--border);
            padding: 0.25rem 0.5rem;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .sign-out-btn:hover {
            color: var(--danger);
            border-color: var(--danger);
        }

        /* Loading State */
        .loading-auth {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-tertiary);
            font-size: 0.875rem;
        }

        .loading-spinner {
            width: 16px;
            height: 16px;
            border: 2px solid var(--border);
            border-top: 2px solid var(--accent);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Unauthorized Overlay */
        .unauthorized-overlay {
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.9);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 10;
            border-radius: var(--radius-lg);
            backdrop-filter: blur(4px);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .unauthorized-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .unauthorized-message {
            text-align: center;
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        .unauthorized-message h3 {
            color: var(--accent);
            margin-bottom: 0.5rem;
            font-size: 1.25rem;
        }

        .unauthorized-message p {
            font-size: 0.875rem;
            margin-bottom: 1rem;
        }

        /* Main Content */
        .main-content {
            padding: 2rem 0;
        }
        
        .section {
            margin-bottom: 2rem;
        }
        
        .card {
            background: var(--gradient-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            position: relative;
        }
        
        .card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent-light);
        }
        
        .card-header {
            padding: 1.5rem;
            border-bottom: 1px solid var(--border);
            background: var(--bg-tertiary);
            position: relative;
        }
        
        .card-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent) 0%, var(--accent-glow) 100%);
        }
        
        .card-title {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .card-content {
            color: var(--bg-card);
            padding: 1.5rem;
        }
        
        /* Camera Section */
        .camera-container {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            background: #000;
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 1rem;
            border: 2px solid var(--border);
        }
        
        .camera-feed {
            width: 100%;
            height: 100%;
            object-fit: contain;
            display: none;
        }
        
        .camera-feed.active {
            display: block;
        }
        
        .camera-placeholder {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--text-tertiary);
            font-size: 1rem;
            gap: 0.5rem;
        }
        
        .camera-controls {
            display: flex;
            gap: 0.75rem;
            margin-bottom: 1rem;
        }
        
        .camera-url-input {
            flex: 1;
            padding: 0.75rem;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            color: var(--text-primary);
            font-size: 0.875rem;
            transition: var(--transition);
        }
        
        .camera-url-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-light);
        }
        
        .camera-url-input::placeholder {
            color: var(--text-tertiary);
        }
        
        .camera-status {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.875rem;
            color: var(--text-secondary);
        }
        
        .fps-counter {
            background: var(--bg-tertiary);
            padding: 0.25rem 0.75rem;
            border-radius: 15px;
            font-size: 0.75rem;
            border: 1px solid var(--border);
        }

        #rover-3d-preview {
  position: relative;
}
        
        /* Control Grid */
        .control-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0.75rem;
            max-width: 300px;
            margin: 0 auto;
        }
        
        .control-btn {
            aspect-ratio: 1;
            border: none;
            border-radius: var(--radius);
            font-size: 0.875rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0.25rem;
            user-select: none;
            position: relative;
            overflow: hidden;
        }
        
        .control-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none !important;
        }
        
        .control-btn:not(:disabled):hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        
        .control-btn:not(:disabled):active {
            transform: translateY(0) scale(0.98);
        }
        
        /* Control Button Variants with HKS Green Theme */
        .btn-movement {
            background: var(--gradient-blue);
            color: white;
            border: 1px solid rgba(34, 197, 94, 0.3);
        }
        
        .btn-stop {
            background: linear-gradient(135deg, var(--danger), #dc2626);
            color: white;
            border: 1px solid rgba(248, 113, 113, 0.3);
        }
        
        .btn-special {
            background: linear-gradient(135deg, var(--warning), #f59e0b);
            color: white;
            border: 1px solid rgba(251, 191, 36, 0.3);
        }
        
        .btn-gas {
            background: linear-gradient(135deg, var(--accent-glow), var(--accent));
            color: white;
            border: 1px solid rgba(74, 222, 128, 0.3);
            grid-column: 1 / -1;
            margin-top: 0.75rem;
        }
        
        /* Grid Positioning */
        .btn-forward { grid-column: 2; grid-row: 1; }
        .btn-left { grid-column: 1; grid-row: 2; }
        .btn-stop { grid-column: 2; grid-row: 2; }
        .btn-right { grid-column: 3; grid-row: 2; }
        .btn-backward { grid-column: 2; grid-row: 3; }
        
        /* Special Controls */
        .special-controls {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.75rem;
            margin-top: 1.5rem;
        }
        
        .special-controls .control-btn {
            aspect-ratio: 2.5/1;
        }
        
        .kick-btn {
            grid-column: 1 / -1;
            background: linear-gradient(135deg, #ef4444, #dc2626);
            color: white;
            border: 1px solid rgba(239, 68, 68, 0.3);
        }
        
        /* Configuration Section */
        .config-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        
        .form-label {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
        }
        
        .form-input {
            padding: 0.75rem;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            color: var(--text-primary);
            font-size: 0.875rem;
            transition: var(--transition);
        }
        
        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-light);
        }
        
        .form-input::placeholder {
            color: var(--text-tertiary);
        }
        
        /* Buttons */
        .btn {
            padding: 0.75rem 1.5rem;
            border: none;
            border-radius: var(--radius);
            font-size: 0.875rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            position: relative;
            overflow: hidden;
        }
        
        .btn::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
            transform: translateX(-100%);
            transition: transform 0.6s;
        }
        
        .btn:hover::before {
            transform: translateX(100%);
        }
        
        .btn-primary {
            background: var(--gradient-blue);
            color: white;
            box-shadow: var(--shadow);
        }
        
        .btn-primary:hover {
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }
        
        .btn-secondary {
            background: var(--bg-card);
            color: var(--text-primary);
            border: 1px solid var(--border);
        }
        
        .btn-secondary:hover {
            background: var(--bg-tertiary);
            border-color: var(--accent);
        }
        
        .btn-full {
            width: 100%;
        }
        
        /* Gamepad Info */
        .gamepad-info {
            text-align: center;
            padding: 1rem;
            background: var(--accent-light);
            border-radius: var(--radius);
            border: 1px solid rgba(34, 197, 94, 0.3);
            font-size: 0.875rem;
            color: var(--accent);
            margin-top: 1rem;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                gap: 1rem;
            }
            .status-badges {
                flex-wrap: wrap;
                justify-content: center;
            }
            .config-grid {
                grid-template-columns: 1fr;
            }
            .special-controls {
                grid-template-columns: 1fr;
            }
            .control-grid {
                max-width: 250px;
            }
            .control-btn {
                font-size: 0.75rem;
            }
        }
        
        @media (max-width: 480px) {
            .camera-controls {
                flex-direction: column;
            }
            .main-content {
                padding: 1rem 0;
            }
            .card-header,
            .card-content {
                padding: 1rem;
            }
        }

        /* Theme Toggle Button */
        .theme-toggle {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 1000;
            background: var(--bg-card);
            border: 2px solid var(--border);
            border-radius: 50%;
            width: 50px;
            height: 50px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            transition: all var(--transition);
            box-shadow: var(--shadow);
        }

        .theme-toggle:hover {
            transform: scale(1.1) rotate(180deg);
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
        }

        [data-theme="light"] .theme-toggle .dark-icon {
            display: none;
        }

        [data-theme="dark"] .theme-toggle .light-icon,
        .theme-toggle .light-icon {
            display: none;
        }

        [data-theme="light"] .theme-toggle .light-icon {
            display: block;
        }

        [data-theme="dark"] .theme-toggle .dark-icon {
            display: block;
        }