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


body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fa;
    color: #17202a;
}


.header {
    background: linear-gradient(
        135deg,
        #ff9933,
        #ffffff,
        #138808
    );

    padding: 18px 20px;

    box-shadow:
        0 3px 15px rgba(0,0,0,0.15);
}


.brand {
    max-width: 1100px;
    margin: auto;

    display: flex;
    align-items: center;
    gap: 14px;
}


.brand-icon {
    width: 55px;
    height: 55px;

    border-radius: 50%;

    background: #ffffff;

    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 800;

    color: #ff6b00;

    box-shadow:
        0 3px 10px rgba(0,0,0,0.15);
}


.brand h1 {
    font-size: 24px;
}


.brand p {
    margin-top: 4px;
    font-size: 13px;
}


.container {
    max-width: 1100px;
    margin: auto;
    padding: 30px 18px;
}


.hero {
    text-align: center;
    padding: 30px 15px;
}


.hero h2 {
    font-size: 34px;
    margin-bottom: 10px;
}


.hero p {
    color: #667085;
    margin-bottom: 22px;
}


.upload-btn {
    display: inline-block;

    background: #ff6b00;
    color: white;

    padding: 14px 25px;

    border-radius: 10px;

    cursor: pointer;

    font-weight: 700;

    box-shadow:
        0 5px 15px rgba(255,107,0,0.25);
}


.editor {
    display: grid;

    grid-template-columns:
        minmax(0, 1.2fr)
        minmax(280px, 0.8fr);

    gap: 25px;

    background: white;

    padding: 25px;

    border-radius: 18px;

    box-shadow:
        0 5px 30px rgba(0,0,0,0.08);
}


.preview-area {
    display: flex;
    justify-content: center;
    align-items: center;

    background: #eef1f4;

    border-radius: 14px;

    padding: 15px;
}


canvas {
    width: min(100%, 600px);
    height: auto;

    aspect-ratio: 1 / 1;

    background: white;

    border-radius: 10px;

    box-shadow:
        0 4px 20px rgba(0,0,0,0.15);
}


.controls {
    padding: 10px;
}


.controls h3 {
    margin-bottom: 20px;
    font-size: 22px;
}


.controls label {
    display: block;

    margin-top: 18px;
    margin-bottom: 7px;

    font-weight: 700;
}


.controls input[type="text"] {
    width: 100%;

    padding: 12px;

    border: 1px solid #ddd;

    border-radius: 8px;

    outline: none;
}


.controls input[type="range"] {
    width: 100%;
}


.frames {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 8px;
}


.frame-btn {
    padding: 10px;

    border: 1px solid #ddd;

    background: white;

    border-radius: 8px;

    cursor: pointer;
}


.frame-btn.active {
    background: #ff6b00;

    color: white;

    border-color: #ff6b00;
}


.download-btn {
    width: 100%;

    margin-top: 25px;

    padding: 14px;

    border: none;

    border-radius: 9px;

    background: #138808;

    color: white;

    font-size: 16px;

    font-weight: 700;

    cursor: pointer;
}


footer {
    text-align: center;

    padding: 25px;

    color: #667085;
}


@media (max-width: 800px) {

    .editor {
        grid-template-columns: 1fr;
    }

    .hero h2 {
        font-size: 27px;
    }

    .brand h1 {
        font-size: 19px;
    }

}