body {
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    background-color: #1a1a1a;
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    text-align: center;
    margin-bottom: 8px;
}

.github-link {
    color: #ffffff;
    text-decoration: none;
    opacity: 0.7;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 14px;
    transition: opacity 0.2s;
    width: 100%;
}

.github-link:hover {
    opacity: 1;
}

.container {
    max-width: 100%;
    width: 100%;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.preview-container {
    margin: 20px 0;
    position: relative;
    width: 100%;
    aspect-ratio: 4/5;
    background: #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
}

#imageCanvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.controls {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 15px;
    touch-action: manipulation;
}

.text-controls {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(42, 42, 42, 0.5);
    padding: 6px;
    border-radius: 8px;
}

.icon-btn {
    padding: 8px;
    min-width: 36px;
    height: 36px;
    width: auto;
    background: transparent;
}

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

.icon-btn.active {
    background: rgba(255, 255, 255, 0.2);
}

#fontSize {
    min-width: 24px;
    text-align: center;
    font-size: 14px;
}

textarea {
    width: calc(100% - 24px);
    padding: 12px;
    border: 1px solid #3a3a3a;
    border-radius: 12px;
    background: rgba(42, 42, 42, 0.5);
    backdrop-filter: blur(10px);
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    resize: none;
    min-height: 100px;
    outline: none;
}

button {
    padding: 12px 24px;
    background: rgba(42, 42, 42, 0.5);
    border: none;
    border-radius: 12px;
    color: #ffffff;
    font-family: 'Roboto', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
}

button:hover {
    background: rgba(255, 255, 255, 0.1);
}

@media (min-width: 1024px) {
    .container {
        flex-direction: row;
        align-items: flex-start;
        gap: 40px;
        max-width: 1200px;
        padding: 0 40px;
    }

    .preview-container {
        flex: 1;
        margin: 0;
    }

    .editor-section {
        flex: 1;
        display: flex;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    h1 {
        width: 100%;
        position: absolute;
        top: 20px;
        left: 0;
        margin: 0;
    }

    .container {
        margin-top: 80px;
    }
}

@media (max-width: 1023px) {
    body {
        padding: 16px;
    }

    h1 {
        font-size: 24px;
        margin-bottom: 16px;
    }

    .preview-container {
        margin: 0 0 20px 0;
        width: 100%;
    }

    textarea {
        min-height: 80px;
    }

    button {
        padding: 10px 20px;
    }

    .text-controls {
        gap: 10px;
    }

    .control-group {
        padding: 4px;
    }

    .icon-btn {
        padding: 6px;
        min-width: 32px;
        height: 32px;
    }

    .github-link {
        margin-top: 16px;
    }

    .editor-section {
        width: 100%;
    }

    .container {
        max-width: 428px;
        padding: 0;
    }
}