.km-fitb-wrapper {
    max-width: 100%;
    margin: 20px 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Comprehensive theme override resets for input fields */
.km-fitb-wrapper input[type="text"].km-fitb-input.km-fitb-blank-field,
.km-fitb-wrapper input.km-fitb-input.km-fitb-blank-field {
    /* Reset all possible theme styles */
    all: unset;
    
    /* Then reapply our specific styles */
    display: inline-block !important;
    box-sizing: border-box !important;
}

.km-fitb-container {
    line-height: 2;
    font-size: 18px;
    color: #2c3e50;
    word-wrap: break-word;
}

/* Beautiful underline-style inputs with theme override protection */
.km-fitb-input.km-fitb-blank-field {
    /* Display and positioning - force our layout */
    display: inline-block !important;
    position: relative !important;
    vertical-align: baseline !important;
    
    /* Size and spacing - prevent theme interference */
    width: auto !important;
    min-width: 8ch;
    max-width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    padding: 2px 8px;
    margin: 0 3px;
    
    /* Border - only bottom border for underline effect */
    border-style: none none solid;
    border-width: 0 0 2px;
    border-bottom-color: #3498db;
    border-radius: 0 !important;
    
    /* Background - transparent for clean look */
    background-color: transparent;
    background-image: none;
    background: transparent;
    
    /* Text styling - inherit from container */
    font-size: inherit;
    font-family: inherit;
    font-weight: inherit;
    line-height: inherit;
    color: #2c3e50;
    text-align: center;
    letter-spacing: normal;
    
    /* Remove all box effects */
    box-shadow: none !important;
    outline: none !important;
    
    /* Animation and transitions */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    transform: translateY(0) !important;
    
    /* Remove browser defaults */
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    
    /* Prevent iOS zoom on focus */
    -webkit-text-size-adjust: 100% !important;
    
    /* Ensure clickable */
    pointer-events: auto !important;
    cursor: text !important;
}

/* Remove browser default styling and theme overrides for placeholders */
.km-fitb-input.km-fitb-blank-field::-webkit-input-placeholder {
    color: #95a5a6 !important;
    opacity: 0.6 !important;
    font-size: 0.85em !important;
    font-weight: normal !important;
}

.km-fitb-input.km-fitb-blank-field::-moz-placeholder {
    color: #95a5a6 !important;
    opacity: 0.6 !important;
    font-size: 0.85em !important;
    font-weight: normal !important;
}

.km-fitb-input.km-fitb-blank-field:-ms-input-placeholder {
    color: #95a5a6 !important;
    opacity: 0.6 !important;
    font-size: 0.85em !important;
    font-weight: normal !important;
}

.km-fitb-input.km-fitb-blank-field::placeholder {
    color: #95a5a6 !important;
    opacity: 0.6 !important;
    font-size: 0.85em !important;
    font-weight: normal !important;
}

/* Focus state - elegant glow effect with theme override protection */
.km-fitb-input.km-fitb-blank-field:focus {
    border-bottom-color: #2980b9;
    background-color: rgba(52, 152, 219, 0.05);
    background-image: none;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.15);
    transform: translateY(-1px);
    outline: none !important;
    outline-offset: 0 !important;
}

/* Correct state - subtle green underline with theme override protection */
.km-fitb-input.km-fitb-blank-field.correct {
    border-bottom-color: #27ae60;
    background-color: rgba(39, 174, 96, 0.08);
    background-image: none;
    color: #27ae60;
    box-shadow: 0 2px 6px rgba(39, 174, 96, 0.2);
}

/* Incorrect state - subtle red underline with theme override protection */
.km-fitb-input.km-fitb-blank-field.incorrect {
    border-bottom-color: #e74c3c;
    background-color: rgba(231, 76, 60, 0.08);
    background-image: none;
    color: #e74c3c;
    box-shadow: 0 2px 6px rgba(231, 76, 60, 0.2);
}

/* Enhanced placeholder colors for feedback states */
.km-fitb-input.km-fitb-blank-field.correct::placeholder {
    color: #27ae60 !important;
    opacity: 0.5 !important;
}

.km-fitb-input.km-fitb-blank-field.incorrect::placeholder {
    color: #e74c3c !important;
    opacity: 0.5 !important;
}

/* Button controls */
.km-fitb-controls {
    margin-top: 30px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
}

.km-fitb-check-btn,
.km-fitb-reset-btn {
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.km-fitb-check-btn::before,
.km-fitb-reset-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.km-fitb-check-btn:hover::before,
.km-fitb-reset-btn:hover::before {
    width: 300px;
    height: 300px;
}

.km-fitb-check-btn {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
}

.km-fitb-check-btn:hover {
    background: linear-gradient(135deg, #2980b9 0%, #21618c 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
}

.km-fitb-check-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(52, 152, 219, 0.3);
}

.km-fitb-reset-btn {
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
    color: white;
}

.km-fitb-reset-btn:hover {
    background: linear-gradient(135deg, #7f8c8d 0%, #5d6d7e 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(149, 165, 166, 0.4);
}

.km-fitb-reset-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(149, 165, 166, 0.3);
}

/* Results display */
.km-fitb-results {
    margin-top: 25px;
    padding: 20px 24px;
    border-radius: 12px;
    background-color: #ecf0f1;
    border-left: 5px solid #3498db;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.km-fitb-score {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    line-height: 1.6;
}

.km-fitb-score.perfect {
    color: #27ae60;
}

.km-fitb-score.needs-work {
    color: #f39c12;
}

.km-fitb-score.try-again {
    color: #e74c3c;
}

/* Smooth animations */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-3px); }
    20%, 40%, 60%, 80% { transform: translateX(3px); }
}

.km-fitb-input.km-fitb-blank-field.shake {
    animation: shake 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

@keyframes pulse {
    0% { transform: scale(1) translateY(0); }
    50% { transform: scale(1.02) translateY(-1px); }
    100% { transform: scale(1) translateY(0); }
}

.km-fitb-input.km-fitb-blank-field.pulse {
    animation: pulse 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* Subtle glow animation for correct answers */
@keyframes correctGlow {
    0% {
        box-shadow: 0 2px 6px rgba(39, 174, 96, 0.2);
    }
    50% {
        box-shadow: 0 2px 10px rgba(39, 174, 96, 0.4);
    }
    100% {
        box-shadow: 0 2px 6px rgba(39, 174, 96, 0.2);
    }
}

.km-fitb-input.km-fitb-blank-field.correct {
    animation: correctGlow 2s ease-in-out infinite;
}

/* Responsive design */
@media (max-width: 768px) {
    .km-fitb-container {
        font-size: 16px;
        line-height: 2.2;
    }
    
    .km-fitb-input.km-fitb-blank-field {
        font-size: inherit;
        min-width: 6ch;
        padding: 2px 6px;
        margin: 0 2px;
    }
    
    .km-fitb-check-btn,
    .km-fitb-reset-btn {
        padding: 10px 20px;
        font-size: 15px;
        width: 100%;
    }
    
    .km-fitb-controls {
        flex-direction: column;
        margin-top: 20px;
    }
    
    .km-fitb-results {
        padding: 16px 18px;
    }
    
    .km-fitb-score {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .km-fitb-container {
        font-size: 14px;
        line-height: 2.4;
    }
    
    .km-fitb-input.km-fitb-blank-field {
        min-width: 5ch;
        padding: 1px 4px;
    }
}

/* High-quality print styles */
@media print {
    .km-fitb-controls {
        display: none;
    }
    
    .km-fitb-results {
        display: none;
    }
    
    .km-fitb-input.km-fitb-blank-field {
        border: none !important;
        border-bottom: 2px solid #000 !important;
        background: transparent !important;
        box-shadow: none !important;
        color: #000 !important;
    }
    
    .km-fitb-container {
        color: #000;
    }
}

/* Elementor editor - disable interactions */
.elementor-editor-active .km-fitb-input.km-fitb-blank-field {
    pointer-events: none;
    opacity: 0.7;
}

.elementor-editor-active .km-fitb-check-btn,
.elementor-editor-active .km-fitb-reset-btn {
    pointer-events: none;
    opacity: 0.7;
}

/* Smooth transitions for all state changes */
.km-fitb-input.km-fitb-blank-field,
.km-fitb-check-btn,
.km-fitb-reset-btn {
    will-change: transform;
}

/* Accessibility improvements */
.km-fitb-input.km-fitb-blank-field:focus-visible {
    outline: 2px solid #3498db !important;
    outline-offset: 2px !important;
}

/* Beautiful scrollbar for long content */
.km-fitb-wrapper::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.km-fitb-wrapper::-webkit-scrollbar-track {
    background: #ecf0f1;
    border-radius: 4px;
}

.km-fitb-wrapper::-webkit-scrollbar-thumb {
    background: #bdc3c7;
    border-radius: 4px;
}

.km-fitb-wrapper::-webkit-scrollbar-thumb:hover {
    background: #95a5a6;
}