* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    touch-action: manipulation;
}

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: #1e1e1e;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: #444;
    border-radius: 6px;
    border: 3px solid #1e1e1e;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

::-webkit-scrollbar-corner {
    background: #1e1e1e;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    min-height: 100vh;
    padding: 0;
    margin: 0;
    scrollbar-width: thin;
    scrollbar-color: #444 #1e1e1e;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
}

@media (min-width: 768px) {
    .app-container {
        flex-direction: row;
    }
}

.control-panel {
    background: #1e1e1e;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    border-right: 1px solid #333;
    overflow-y: auto;
    min-width: 300px;
    position: relative;
}

.file-inputs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.file-inputs .file-upload-label {
    flex: 1;
    min-width: 120px;
}

.video-wrapper {
    width: 100%;
    position: relative;
    margin: 0 auto;
    max-width: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
}

video, #imageCanvas {
    max-width: 100%;
    max-height: 200px;
    background: #000;
    display: none;
    margin: 0 auto;
    object-fit: contain;
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: #252525;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 0.9rem;
    flex-direction: column;
    margin: 0 auto;
    max-width: 400px;
}

.video-placeholder i {
    font-size: 2rem;
    margin-bottom: 5px;
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}

.panel-header h3 {
    font-size: 1.2rem;
    font-weight: 500;
    color: #e0e0e0;
    margin: 0;
}

.settings-button {
    background: transparent;
    border: none;
    color: #aaa;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.settings-button:hover {
    background: #333;
    color: #fff;
}   

.button-row {
    display: flex;
    gap: 8px;
}

button {
    background: #333;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    flex: 1;
    transition: all 0.2s;
    text-transform: none;
}

button:hover {
    background: #444;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #222;
}

.file-upload-label {
    display: block;
    padding: 10px;
    background: #333;
    border-radius: 4px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: none;
}

.file-upload-label:hover {
    background: #444;
}

.file-upload-label i {
    font-size: 0.9rem;
}

input[type="file"] {
    display: none;
}

.slider-control {
    margin-bottom: 10px;
}

.slider-control label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.85rem;
    color: #aaa;
}

input[type="range"] {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    background: #333;
    border-radius: 4px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: #666;
    border-radius: 50%;
    cursor: pointer;
}

select {
    width: 100%;
    padding: 8px;
    background: #333;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-transform: none;
}

select:hover {
    background: #444;
}

.ascii-output {
    flex: 1;
    background: #000;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    position: relative;
}

#asciiArt {
    white-space: pre;
    line-height: 8px;
    font-size: 8px;
    font-family: monospace;
    color: #fff;
    text-align: center;
    margin: 0 auto;
    max-width: 100%;
    overflow: auto;
}

.file-name {
    font-size: 0.8rem;
    color: #666;
    margin-top: 5px;
    word-break: break-all;
    display: none;
    width: 100%;
    text-transform: none;
}

.fps-counter {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    z-index: 10;
}

.toggle-row {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
}

.toggle-label {
    font-size: 0.85rem;
    flex: 1;
    text-transform: none;
}

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

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #333;
    transition: .4s;
    border-radius: 24px;
}

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

input:checked + .toggle-slider {
    background-color: #4CAF50;
}

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

.custom-chars {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    background: #333;
    color: white;
    border: none;
    border-radius: 4px;
    text-transform: none;
}

.ascii-output:-webkit-full-screen {
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ascii-output:-moz-full-screen {
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ascii-output:-ms-fullscreen {
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ascii-output:fullscreen {
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    align-items: center;
    justify-content: center;
}

#edgeSettings, #blendSettings {
    padding: 10px;
    background: #252525;
    border-radius: 4px;
    margin-bottom: 10px;
}

#edgeSettings .slider-control, #blendSettings .slider-control {
    margin-bottom: 5px;
}

.advanced-settings {
    position: fixed;
    top: 0;
    right: -350px;
    width: 350px;
    height: 100%;
    background: #1e1e1e;
    padding: 20px;
    overflow-y: auto;
    z-index: 100;
    transition: right 0.3s ease;
    border-left: 1px solid #333;
}

.advanced-settings.show {
    right: 0;
}

.advanced-settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}

.advanced-settings-header h3 {
    font-size: 1.2rem;
    font-weight: 500;
    text-transform: none;
}

.advanced-section {
    margin: 15px 0;
    padding: 10px;
    background: #252525;
    border-radius: 4px;
}

.advanced-section h4 {
    margin-bottom: 10px;
    font-size: 1rem;
    color: #e0e0e0;
}

.close-button {
    background: transparent;
    border: none;
    color: #aaa;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-button:hover {
    background: #333;
    color: #fff;
}

@media (max-width: 767px) {
    .app-container {
        flex-direction: column;
    }
    .control-panel {
        border-right: none;
        border-bottom: 1px solid #333;
    }
    input[type="range"] {
        height: 12px;
    }
    input[type="range"]::-webkit-slider-thumb {
        width: 24px;
        height: 24px;
    }
    .advanced-settings {
        width: 100%;
        right: -100%;
    }
    .advanced-settings.show {
        right: 0;
    }
    .video-wrapper, .video-placeholder {
        max-width: 100%;
    }
}

.palette-disabled {
    opacity: 0.6;
    pointer-events: none;
}

.palette-enabled {
    opacity: 1;
    pointer-events: all;
}

.custom-palette-section {
    margin-top: 10px;
    display: none;
}

.custom-palette-controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.color-picker-container {
    display: flex;
    gap: 8px;
    align-items: center;
}

input[type="color"] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 40px;
    height: 40px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border-radius: 4px;
    border: 2px solid #444;
}

input[type="color"]::-moz-color-swatch {
    border-radius: 4px;
    border: 2px solid #444;
}

.palette-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    padding: 5px;
    background: #333;
    border-radius: 4px;
    min-height: 30px;
}

.palette-color {
    width: 30px;
    height: 30px;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid #555;
    transition: transform 0.2s;
}

.palette-color:hover {
    transform: scale(1.1);
    box-shadow: 0 0 5px rgba(255,255,255,0.3);
}

.small-button {
    padding: 5px 8px;
    font-size: 0.8rem;
}

.inverted-mode {
    background-color: gray !important;
}

.inverted-mode #asciiArt {
    color: black !important;
}