.gpa-percentage-converter-clac360 {
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #F5F5F5;
    color: #222222;
    line-height: 1.6;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;

    .container {
        display: grid;
        grid-template-columns: 1fr;
        gap: 30px;
    }

    @media (min-width: 992px) {
        .container {
            grid-template-columns: 1fr 1fr;
        }
    }

    .panel {
        background-color: #E0E0E0;
        border-radius: 10px;
        padding: 25px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .panel-title {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 25px;
        padding-bottom: 15px;
        border-bottom: 2px solid #4A90E2;
    }

    .panel-title h2 {
        color: #222222;
        font-size: 1.5rem;
    }

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

    .switch {
        position: relative;
        display: inline-block;
        width: 50px;
        height: 24px;
    }

    .switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

    .slider {
        position: absolute;
        cursor: pointer;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: #ccc;
        transition: .4s;
        border-radius: 24px;
    }

    .slider:before {
        position: absolute;
        content: "";
        height: 16px;
        width: 16px;
        left: 4px;
        bottom: 4px;
        background-color: white;
        transition: .4s;
        border-radius: 50%;
    }

    input:checked + .slider {
        background-color: #4A90E2;
    }

    input:checked + .slider:before {
        transform: translateX(26px);
    }

    .input-group {
        margin-bottom: 20px;
    }

    label {
        display: block;
        margin-bottom: 8px;
        color: #222222;
        font-weight: 600;
    }

    .hint {
        font-size: 0.85rem;
        color: #666;
        margin-top: 4px;
        font-style: italic;
    }

    select, input[type="number"], input[type="text"] {
        width: 100%;
        padding: 12px 15px;
        border: 2px solid #333;
        border-radius: 6px;
        background-color: #f9f9f9;
        color: #222222;
        font-size: 1rem;
        transition: border-color 0.3s;
        min-height: 48px;
        height: auto;
        line-height: 1.5;
        font-family: inherit;
    }

    select {
        height: 48px;
        line-height: 1.5;
        padding-top: 12px;
        padding-bottom: 12px;
        appearance: menulist;
        -webkit-appearance: menulist;
        -moz-appearance: menulist;
    }

    select option {
        padding: 12px 15px;
        height: 48px;
        line-height: 1.5;
        font-size: 1rem;
    }

    select:focus, input:focus {
        outline: 2px solid #4A90E2;
        outline-offset: 2px;
    }

    .radio-group {
        display: flex;
        gap: 20px;
        margin-top: 10px;
    }

    .radio-option {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .radio-option input {
        width: 18px;
        height: 18px;
    }

    .formula-display {
        background-color: rgba(255, 255, 255, 0.7);
        border-left: 4px solid #4A90E2;
        padding: 15px;
        margin: 15px 0;
        border-radius: 4px;
        font-family: monospace;
        font-size: 1.1rem;
    }

    .button-group {
        display: flex;
        gap: 15px;
        margin-top: 30px;
        flex-wrap: wrap;
    }

    button {
        padding: 14px 28px;
        border: none;
        border-radius: 6px;
        font-size: 1rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s;
        min-height: 48px;
        flex: 1;
        min-width: 120px;
        font-family: inherit;
    }

    .btn-primary {
        background-color: #4A90E2;
        color: white;
    }

    .btn-secondary {
        background-color: #FF9500;
        color: white;
    }

    .btn-neutral {
        background-color: #666;
        color: white;
    }

    button:hover {
        opacity: 0.9;
        transform: translateY(-2px);
    }

    button:active {
        transform: translateY(0);
    }

    button:disabled {
        opacity: 0.5;
        cursor: not-allowed;
        transform: none;
    }

    /* Focus styles for accessibility */
    button:focus-visible {
        outline: 3px solid #4A90E2;
        outline-offset: 2px;
    }

    .result-container {
        background-color: #E0E0E0;
        border-radius: 10px;
        padding: 25px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .result-header {
        margin-bottom: 25px;
        padding-bottom: 15px;
        border-bottom: 2px solid #4A90E2;
    }

    .result-header h2 {
        color: #222222;
        font-size: 1.5rem;
    }

    .conversion-result {
        text-align: center;
        padding: 30px;
        background-color: rgba(255, 255, 255, 0.7);
        border-radius: 10px;
        margin-bottom: 30px;
        border: 3px solid #4A90E2;
    }

    .result-value {
        font-size: 3.5rem;
        font-weight: 700;
        color: #222222;
        margin: 15px 0;
        min-height: 4rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .result-label {
        font-size: 1.2rem;
        color: #666;
        margin-bottom: 10px;
    }

    .step-by-step {
        background-color: rgba(255, 255, 255, 0.7);
        padding: 20px;
        border-radius: 8px;
        margin-bottom: 30px;
    }

    .step {
        margin-bottom: 15px;
        padding-left: 20px;
        position: relative;
    }

    .step:before {
        content: "•";
        position: absolute;
        left: 0;
        color: #4A90E2;
        font-size: 1.5rem;
    }

    .dynamic-analysis {
        background-color: rgba(255, 255, 255, 0.7);
        padding: 20px;
        border-radius: 8px;
        margin-bottom: 30px;
    }

    .analysis-section {
        margin-bottom: 20px;
    }

    .analysis-section h4 {
        color: #222222;
        margin-bottom: 10px;
        font-size: 1.1rem;
    }

    .analysis-content {
        padding-left: 20px;
    }

    .visualization-container {
        background-color: rgba(255, 255, 255, 0.7);
        padding: 20px;
        border-radius: 8px;
        margin-bottom: 30px;
    }

    .chart-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
    }

    .chart-wrapper {
        position: relative;
        height: 200px;
        margin: 20px 0;
        width: 100%;
    }

    .accuracy-badge {
        display: inline-block;
        padding: 4px 12px;
        border-radius: 20px;
        font-size: 0.85rem;
        font-weight: 600;
        margin-left: 10px;
    }

    .badge-exact {
        background-color: #4CAF50;
        color: white;
    }

    .badge-approx {
        background-color: #FF9500;
        color: white;
    }

    .validation-error {
        color: #d32f2f;
        font-size: 0.9rem;
        margin-top: 5px;
        display: none;
        padding: 8px;
        background-color: rgba(211, 47, 47, 0.1);
        border-radius: 4px;
        border-left: 3px solid #d32f2f;
    }

    .hidden {
        display: none !important;
    }

    .trademark {
        position: fixed;
        bottom: 20px;
        right: 20px;
        font-size: 0.85rem;
        color: #666;
        background-color: rgba(255, 255, 255, 0.8);
        padding: 5px 10px;
        border-radius: 4px;
        z-index: 1000;
    }

    /* ===== ENHANCED COLORBLIND MODE ===== */
    .colorblind-mode .btn-primary {
        background-color: #222222 !important;
        position: relative;
        overflow: hidden;
    }

    .colorblind-mode .btn-primary:after {
        content: "■";
        position: absolute;
        right: 10px;
        opacity: 0.7;
        font-size: 1.2rem;
    }

    .colorblind-mode .btn-secondary {
        background-color: #666666 !important;
        position: relative;
        overflow: hidden;
    }

    .colorblind-mode .btn-secondary:after {
        content: "●";
        position: absolute;
        right: 10px;
        opacity: 0.7;
        font-size: 1.2rem;
    }

    .colorblind-mode .btn-neutral {
        position: relative;
        overflow: hidden;
    }

    .colorblind-mode .btn-neutral:after {
        content: "▲";
        position: absolute;
        right: 10px;
        opacity: 0.7;
        font-size: 1.2rem;
    }

    .colorblind-mode .panel-title {
        border-bottom: 2px dashed #222222 !important;
    }

    .colorblind-mode .result-header {
        border-bottom: 2px dashed #222222 !important;
    }

    .colorblind-mode .conversion-result {
        border: 3px dashed #222222 !important;
        background-color: rgba(255, 255, 255, 0.9) !important;
    }

    .colorblind-mode select,
    .colorblind-mode input[type="number"],
    .colorblind-mode input[type="text"] {
        border: 2px dashed #333 !important;
        background-color: #ffffff !important;
    }

    /* High contrast for validation errors in colorblind mode */
    .colorblind-mode .validation-error {
        color: #D55E00 !important;
        border-left: 3px solid #D55E00 !important;
        background-color: rgba(213, 94, 0, 0.1) !important;
    }

    /* Enhanced accuracy badges for colorblind mode */
    .colorblind-mode .accuracy-badge.badge-exact {
        background-color: #0072B2 !important;
        border: 2px solid #0072B2 !important;
        color: white !important;
    }

    .colorblind-mode .accuracy-badge.badge-approx {
        background-color: #E69F00 !important;
        border: 2px solid #E69F00 !important;
        color: black !important;
    }

    /* Pattern overlays for better distinction */
    .colorblind-mode .btn-primary {
        background-image: 
            linear-gradient(45deg, transparent 25%, rgba(255,255,255,0.1) 25%),
            linear-gradient(-45deg, transparent 25%, rgba(255,255,255,0.1) 25%),
            linear-gradient(45deg, rgba(255,255,255,0.1) 75%, transparent 75%),
            linear-gradient(-45deg, rgba(255,255,255,0.1) 75%, transparent 75%) !important;
        background-size: 10px 10px !important;
        background-position: 0 0, 0 5px, 5px -5px, -5px 0px !important;
    }

    .colorblind-mode .btn-secondary {
        background-image: 
            radial-gradient(circle, rgba(255,255,255,0.2) 20%, transparent 20%),
            radial-gradient(circle, transparent 20%, rgba(255,255,255,0.2) 20%, transparent 30%) !important;
        background-size: 10px 10px !important;
        background-position: 0 0, 5px 5px !important;
    }

    /* Enhanced focus indicators for colorblind mode */
    .colorblind-mode select:focus,
    .colorblind-mode input:focus {
        outline: 3px solid #222222 !important;
        outline-offset: 2px;
    }

    .colorblind-mode button:focus-visible {
        outline: 3px solid #56B4E9 !important;
        outline-offset: 2px;
        outline-style: double;
    }

    /* Colorblind mode formula display */
    .colorblind-mode .formula-display {
        border-left: 4px solid #222222 !important;
        background-color: rgba(255, 255, 255, 0.9) !important;
        border: 2px dashed #666 !important;
    }

    /* Panel enhancement for colorblind mode */
    .colorblind-mode .panel {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
        border: 1px solid #666 !important;
    }

    .colorblind-mode .result-container {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
        border: 1px solid #666 !important;
    }

    /* Enhanced hover states for colorblind mode */
    .colorblind-mode button:hover {
        transform: translateY(-2px) scale(1.02) !important;
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2) !important;
    }

    /* Trademark enhancement for colorblind mode */
    .colorblind-mode .trademark {
        background-color: rgba(0, 0, 0, 0.8) !important;
        color: white !important;
        border: 1px solid white !important;
    }

    @media (max-width: 768px) {
        .container {
            grid-template-columns: 1fr;
        }
        
        .button-group {
            flex-direction: column;
        }
        
        button {
            width: 100%;
        }
        
        .panel {
            padding: 20px;
        }
        
        .result-value {
            font-size: 2.5rem;
        }
        
        .colorblind-toggle {
            flex-direction: column;
            align-items: flex-start;
            gap: 5px;
        }
        
        .trademark {
            position: static;
            margin-top: 20px;
            text-align: center;
            width: 100%;
        }
    }

    /* Print styles */
    @media print {
        .button-group,
        .colorblind-toggle,
        .trademark {
            display: none !important;
        }
        
        .panel,
        .result-container {
            box-shadow: none !important;
            border: 1px solid #ccc !important;
        }
    }
}