:root {
    --bg-color: #0F0F23;
    --sidebar-bg: #161631;
    --card-bg: rgba(255, 255, 255, 0.05);
    --primary: #6C5CE7;
    --primary-hover: #5b4bc4;
    --secondary: #A29BFE;
    --accent: #FD79A8;
    --text: #FFFFFF;
    --text-muted: #B2BEC3;
    --border: rgba(255, 255, 255, 0.1);
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
}

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

/* Sidebar Styles */
.sidebar {
    width: 350px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 10;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.tabs {
    display: flex;
    padding: 1rem;
    gap: 0.5rem;
}

.tab-btn {
    flex: 1;
    padding: 0.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius);
    transition: var(--transition);
    font-weight: 500;
}

.tab-btn:hover {
    color: var(--text);
    background: var(--card-bg);
}

.tab-btn.active {
    color: var(--text);
    background: var(--primary);
}

.controls-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.controls-section.hidden {
    display: none;
}

.control-group {
    margin-bottom: 1.5rem;
}

.control-group label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

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

.btn-secondary {
    background-color: var(--card-bg);
    color: var(--text);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background: none;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    background: var(--card-bg);
}

.export-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

/* Preview Area */
.preview-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-color);
    position: relative;
    overflow: hidden;
}

.preview-header {
    height: 60px;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.icon-btn:hover {
    color: var(--text);
    background: var(--card-bg);
}

.canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-image: 
        linear-gradient(45deg, #12122b 25%, transparent 25%), 
        linear-gradient(-45deg, #12122b 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #12122b 75%), 
        linear-gradient(-45deg, transparent 75%, #12122b 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.preview-canvas {
    width: 100%;
    height: 100%;
    background: white;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    transition: width 0.3s ease, height 0.3s ease;
}

/* Form Controls */
input[type="range"] {
    width: 100%;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    outline: none;
    appearance: none;
}

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

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 0 10px var(--primary);
}

input[type="color"] {
    width: 100%;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: none;
    cursor: pointer;
}

.input-with-value {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.input-with-value span {
    min-width: 40px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--secondary);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--text) !important;
}

.checkbox-label input {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}

.select-input {
    width: 100%;
    padding: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    outline: none;
    cursor: pointer;
}

.select-input:focus {
    border-color: var(--primary);
}

/* Presets */
.presets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.preset-card {
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

.preset-card:hover {
    border-color: var(--primary);
}

/* Animations */
@keyframes wave-flow {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animated-wave {
    animation: wave-flow 10s linear infinite;
}

@keyframes blob-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animated-blob {
    animation: blob-pulse 8s ease-in-out infinite;
    transform-origin: center;
}