/* Base App Styles */
:root {
    --app-bg: #1e1e24;
    --app-panel: #2b2b36;
    --app-text: #f8f8f2;
    --app-border: #3f3f4e;
    --app-accent: #6366f1;
}

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

body, html {
    height: 100%;
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--app-bg);
    color: var(--app-text);
    overflow: hidden; /* Prevent body scroll, layout handles it */
}

/* App Layout */
.app-wrapper {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar Controls */
.sidebar-controls {
    width: 320px;
    background-color: var(--app-panel);
    border-right: 1px solid var(--app-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--app-border);
}

.sidebar-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
}

.sidebar-header p {
    font-size: 0.875rem;
    color: #a0a0b0;
    margin-top: 4px;
}

.control-group {
    padding: 24px;
    border-bottom: 1px solid var(--app-border);
}

.control-group h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #a0a0b0;
    margin-bottom: 16px;
}

/* Inputs */
.color-picker-label, .select-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 0.9rem;
    cursor: pointer;
}

.color-picker-label:last-child, .select-label:last-child {
    margin-bottom: 0;
}

input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch { border: 1px solid var(--app-border); border-radius: 6px; }

select {
    background-color: var(--app-bg);
    color: var(--app-text);
    border: 1px solid var(--app-border);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
}

.control-actions {
    padding: 24px;
    margin-top: auto;
}

.btn-outline {
    width: 100%;
    padding: 12px;
    background: transparent;
    color: var(--app-text);
    border: 1px solid var(--app-border);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: 0.2s;
}
.btn-outline:hover {
    background: var(--app-border);
}

/* Preview Area */
.preview-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: #121216; /* Dark backdrop for the canvas */
    transition: all 0.3s ease;
}

.preview-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 100;
}

.preview-toolbar {
    height: 50px;
    background-color: var(--app-panel);
    border-bottom: 1px solid var(--app-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
}

.preview-title {
    font-size: 0.85rem;
    color: #a0a0b0;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--app-text);
    cursor: pointer;
    margin-left: 16px;
    font-size: 0.85rem;
    padding: 6px 12px;
    border-radius: 4px;
}
.btn-icon:hover {
    background: var(--app-border);
}

/* -------------------------------------------
   SIMULATED WEBSITE (THE MAGIC HAPPENS HERE) 
   ------------------------------------------- */
.preview-canvas {
    flex-grow: 1;
    margin: 24px;
    border-radius: 12px;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    
    /* Default CSS Variables for the Canvas */
    --p-primary: #4F46E5;
    --p-secondary: #10B981;
    --p-accent: #F59E0B;
    --p-bg: #F9FAFB;
    --p-text: #111827;
    --p-border: #E5E7EB;
    
    --f-heading: 'Inter', sans-serif;
    --f-body: 'Inter', sans-serif;

    /* Base canvas application */
    background-color: var(--p-bg);
    color: var(--p-text);
    font-family: var(--f-body);
    transition: background-color 0.3s, color 0.3s;
}

/* Simulated Content Styling */
.sim-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 5%;
    border-bottom: 1px solid var(--p-border);
}

.sim-logo {
    font-family: var(--f-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--p-primary);
}

.sim-nav a {
    color: var(--p-text);
    text-decoration: none;
    margin-right: 24px;
    font-weight: 500;
    opacity: 0.8;
}

.sim-btn {
    padding: 12px 24px;
    border-radius: 6px;
    font-family: var(--f-body);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: opacity 0.2s;
}
.sim-btn:hover { opacity: 0.9; }

.sim-btn-primary {
    background-color: var(--p-primary);
    color: #ffffff; /* Assuming light text on primary for MVP */
}

.sim-btn-secondary {
    background-color: transparent;
    color: var(--p-text);
    border: 1px solid var(--p-border);
}

.sim-hero {
    text-align: center;
    padding: 100px 5% 80px;
    max-width: 800px;
    margin: 0 auto;
}

.sim-badge {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--p-accent);
    color: #fff;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.sim-h1 {
    font-family: var(--f-heading);
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.sim-h3 {
    font-family: var(--f-heading);
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.sim-body {
    font-size: 1.25rem;
    opacity: 0.7;
    margin-bottom: 40px;
    line-height: 1.6;
}

.sim-btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.sim-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    padding: 40px 5% 100px;
}

.sim-card {
    padding: 32px;
    border: 1px solid var(--p-border);
    border-radius: 12px;
    background-color: rgba(255,255,255,0.02); /* Slight contrast for dark mode support */
}

.sim-card-icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.accent-card {
    border-color: var(--p-accent);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .app-wrapper {
        flex-direction: column;
    }
    .sidebar-controls {
        width: 100%;
        height: 40vh;
        border-right: none;
        border-bottom: 1px solid var(--app-border);
    }
    .preview-container {
        height: 60vh;
    }
    .preview-canvas {
        margin: 0;
        border-radius: 0;
    }
    .sim-nav {
        display: none; /* Hide nav on mobile canvas for simplicity */
    }
    .sim-h1 {
        font-size: 2.5rem;
    }
}