/* VonHoltenCodes Lissajous Generator Styles */

:root {
    --primary-color: #00ff41;
    --secondary-color: #ff00ff;
    --bg-dark: #0c0c0c;
    --bg-panel: #1a1a1a;
    --bg-input: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #3a3a3a;
    --hover-color: rgba(0, 255, 65, 0.1);
}

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

body {
    font-family: 'Courier New', 'Consolas', monospace;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Control Panel */
.control-panel {
    width: 320px;
    background: var(--bg-panel);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 20px;
}

.control-panel::-webkit-scrollbar {
    width: 8px;
}

.control-panel::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

.control-panel::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.control-panel::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Logo */
.logo {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.logo-text {
    font-size: 28px;
    font-weight: bold;
    color: var(--secondary-color);
    text-shadow: 0 0 10px var(--secondary-color);
}

.logo-text span {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

.logo-sub {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-top: 5px;
}

/* Back Button */
.back-btn {
    display: inline-block;
    padding: 10px 15px;
    background: var(--primary-color);
    color: #000;
    text-decoration: none;
    border-radius: 3px;
    font-weight: bold;
    font-size: 13px;
    transition: all 0.2s;
}

.back-btn:hover {
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
}

/* Control Sections */
.control-section {
    margin-bottom: 25px;
}

.control-section h3 {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Text Input */
.text-input {
    width: 100%;
    padding: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-size: 16px;
    font-family: 'Courier New', monospace;
    text-transform: uppercase;
}

.text-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.3);
}

.input-info {
    margin-top: 8px;
    font-size: 11px;
    color: var(--text-secondary);
}

/* Parameter Controls */
.parameter-controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.slider-group {
    display: flex;
    flex-direction: column;
}

.slider-group label {
    font-size: 12px;
    margin-bottom: 8px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-input);
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 0 10px var(--primary-color);
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 0 10px var(--primary-color);
}

/* Color Controls */
.color-input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

input[type="color"] {
    width: 50px;
    height: 35px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    cursor: pointer;
    border-radius: 4px;
}

.hex-input {
    flex: 1;
    padding: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

.hex-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Preset Buttons */
.preset-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.preset-btn {
    padding: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    font-family: 'Courier New', monospace;
    transition: all 0.2s;
}

.preset-btn:hover {
    background: var(--hover-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.2);
}

/* Export Buttons */
.export-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.export-btn {
    padding: 12px;
    background: var(--primary-color);
    border: none;
    color: #000;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 13px;
    transition: all 0.2s;
}

.export-btn:hover {
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
}

.export-info {
    margin-top: 10px;
    padding: 10px;
    background: rgba(0, 255, 65, 0.1);
    border-left: 3px solid var(--primary-color);
    border-radius: 3px;
}

.export-info small {
    color: var(--text-secondary);
    font-size: 11px;
    line-height: 1.4;
}

/* Info Section */
.info-section p {
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.github-link {
    margin-top: 15px;
}

.github-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 12px;
    transition: all 0.2s;
}

.github-link a:hover {
    color: var(--secondary-color);
    text-shadow: 0 0 8px var(--secondary-color);
}

/* Canvas Area */
.canvas-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-dark);
}

.canvas-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border-color);
}

.toolbar-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toolbar-btn:hover {
    background: var(--hover-color);
    border-color: var(--primary-color);
}

.toolbar-btn.active {
    background: rgba(0, 255, 65, 0.2);
    border-color: var(--primary-color);
}

.fps-counter {
    margin-left: auto;
    font-size: 13px;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

.canvas-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#lissajousCanvas {
    border: 1px solid var(--border-color);
    background: #000;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
}

.canvas-overlay {
    position: absolute;
    pointer-events: none;
}

.grid-overlay {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 255, 65, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 65, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    display: none;
}

.grid-overlay.active {
    display: block;
}

.canvas-info {
    display: flex;
    gap: 30px;
    padding: 15px 20px;
    background: var(--bg-panel);
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
}

.modal-content h2 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 20px;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 13px;
}

.share-input {
    width: 100%;
    padding: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    margin-bottom: 15px;
}

.btn {
    padding: 12px 24px;
    background: var(--primary-color);
    border: none;
    color: #000;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    margin-right: 10px;
    font-size: 13px;
    transition: all 0.2s;
}

.btn:hover {
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
}

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--hover-color);
    border-color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }

    .control-panel {
        width: 100%;
        max-height: 40vh;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}