body.page-submit {
    overflow-y: auto;
    overflow-x: hidden;
    height: auto;
    padding-bottom: 50px;
}

.btn-back-corner {
    position: absolute;
    top: 30px;
    left: 30px;
    cursor: pointer;
    z-index: 30;
}

.submit-main {
    flex: 1;
    padding: 120px 0px 40px 120px;
}

.submit-container {
    max-width: 1100px;
    margin: 0 auto;
}

.form-section, .preview-box-container {
    background: #334499;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 30px;
    border-top: 5px solid #5655FF;
    border-bottom: 6px solid #111155;
    box-shadow: 0 0 0 4px #000000, 0 0 0 6px #ffffff, 0 10px 40px rgba(0,0,0,0.8);
    text-align: left;
}

.submit-grid {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 40px;
    align-items: start;
}

.section-title {
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 4px solid rgba(38, 51, 115, 1);
    text-align: center;
    font-size: 2.75rem;
    -webkit-text-stroke: 1.4px black;
}

.section-hint {
    color: #e0e0e0;
    font-size: 0.9rem;
    margin-bottom: 16px;
    margin-top: -10px;
    text-align: center;
}

.field-group { margin-bottom: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.field-label {
    display: block;
    margin-bottom: 7px;
    font-size: 1.3rem;
    -webkit-text-stroke: 5px black; 
    filter: drop-shadow(2px 3px 0px rgba(0,0,0,0.3));
    paint-order: stroke fill;
}

.field-label--sub { margin-top: 10px; text-transform: none; font-size: 0.8rem; }
.required { color: #ff6b6b; margin-left: 2px; }

.text-input, .text-area {
    width: 100%;
    padding: 10px 13px;
    background: rgba(0,0,0,0.4);
    border: 3px solid #000;
    border-radius: 8px;
    color: #fff;
    font-family: 'Helvetica', Arial, sans-serif;
    font-size: 1rem;
}

.text-input:focus { outline: none; border-color: #ffffff; }
.text-input::placeholder { color: #aaa; }
.text-area { resize: vertical; min-height: 80px; }
.text-input--hex { width: 100px; text-align: center; }
.gd-select--full { width: 100%; }
.collab-inputs { margin-top: 8px; }

.file-drop-zone {
    background: rgba(0,0,0,0.4);
    border: 3px dashed rgba(255, 255, 255, 0.4);
    border-radius: 10px;
    padding: 20px;
    cursor: pointer;
    transition: background 0.2s;
    text-align: center;
}
.file-drop-zone:hover, .file-drop-zone.drag-over { background: rgba(122, 222, 45, 0.2); }
.file-input { display: none; }
.drop-label { display: flex; align-items: center; justify-content: center; gap: 10px; pointer-events: none; }
.drop-icon { font-size: 1.4rem; }

.color-row { display: flex; gap: 20px; flex-wrap: wrap; justify-content: space-around; }
.color-field-block { display: flex; flex-direction: column; align-items: center; gap: 8px; background: rgba(0,0,0,0.3); padding: 15px; border-radius: 8px;}
.color-field-block .field-label { margin-bottom: 0; text-align: center; }

.preview-sticky { position: sticky; top: 40px; }

.preview-box {
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid #000;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    min-height: 260px; padding: 24px; margin-bottom: 16px;
}
.preview-placeholder { text-align: center; }
#previewCanvas { image-rendering: pixelated; max-width: 100%; }

.preview-label-area { text-align: center; margin-bottom: 12px; background: rgba(0,0,0,0.3); padding: 10px; border-radius: 8px; }
.preview-icon-author { font-size: 1rem; }

.preview-controls { display: flex; justify-content: center; margin-bottom: 20px; }

.generate-section { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.generate-hint { font-size: 0.85rem; text-align: center; background: rgba(0,0,0,0.3); padding: 10px; border-radius: 6px; margin-top: 10px; margin-bottom: 10px;}

.validation-errors { background: rgba(255, 107, 107, 0.2); border: 2px solid #ff6b6b; border-radius: 6px; padding: 12px; margin-bottom: 15px; width: 100%; }
.error-item { color: #ffcccc; font-size: 0.9rem; margin-bottom: 4px; }

@media screen and (max-width: 900px) {
    .submit-main {
        padding: 90px 15px 40px 15px;
    }

    .logo-area img {
        width: 90vw !important;
    }

    .submit-grid {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .submit-form-col, .submit-preview-col {
        display: contents;
    }

    #section-files { order: 1; margin-bottom: 25px; }
    #section-info { order: 2; margin-bottom: 25px; }
    
    .preview-box-container { 
        order: 3; 
        position: static;
        margin-bottom: 25px; 
    }
    
    #section-colors { order: 4; margin-bottom: 25px; }

    .color-row {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .color-field-block {
        width: 100%;
        max-width: 300px;
    }

    .btn-back-corner {
        transform: scale(0.6) translateX(-4rem) translateY(-4rem);
        z-index: 60;
    }

    .logo-area {
        position: absolute;
        top: 80px;
        left: 50%;
        transform: translateX(-50%) scale(1.2);
        z-index: 10;
    }

    .submit-main {
        padding: 120px 40px 40px 40px;
        transform: translateX(1.25rem) translateY(5rem);
    }

    .popup-box {
        transform: scale(0.8);
    }
}