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

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: #1a1a1a;
    color: #fff;
    min-height: 100vh;
    padding: 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.editor {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

h1, h2 {
    margin-bottom: 1rem;
}

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

label {
    font-size: 0.875rem;
    color: #aaa;
}

input, textarea {
    background: #2a2a2a;
    border: 1px solid #444;
    color: #fff;
    padding: 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #666;
}

.dropzone {
    border: 2px dashed #444;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    position: relative;
    color: #888;
}

.dropzone:hover, .dropzone.dragover {
    border-color: #888;
    color: #fff;
}

.dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

button {
    background: #fff;
    color: #000;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 1rem;
}

button:hover {
    background: #ddd;
}

.preview-container {
    position: sticky;
    top: 2rem;
}

.card-wrapper {
    background: #000;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.card {
    width: 300px;
    height: 400px;
    background: #fff;
    color: #000;
    display: flex;
    flex-direction: column;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid #000;
}

.card-topbar {
    padding: 0.75rem 1rem;
    font-weight: bold;
    border-bottom: 1px solid #000;
    min-height: 2.5rem;
}

.card-image {
    width: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid #000;
    flex-shrink: 0;
}

.card-image img {
    width: 100%;
    height: auto;
    display: block;
}

.card-body {
    padding: 1rem;
    line-height: 1.5;
    flex: 1;
    overflow: auto;
}

@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }
    
    .preview-container {
        position: static;
    }
}