* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #121212;
    color: #ffffff;
    text-align: center;
    padding: 20px;
}

.top-layout { display: flex; justify-content: space-between; margin-bottom: 20px; gap: 20px; }

.panel-box {
    border: 2px solid #333;
    background-color: #1a1a1a;
    padding: 15px;
    border-radius: 8px;
    text-align: left;
    width: 260px;
}

.panel-box h3 { color: #00ffcc; font-size: 1rem; margin-bottom: 10px; border-bottom: 1px solid #333; }

#btn-checkout {
    background-color: #00ffcc;
    color: #000;
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
}

.panel-center h1 { font-size: 3.5rem; color: #00ffcc; text-shadow: 0 0 15px rgba(0, 255, 204, 0.4); }

#selection-info { background-color: #1e1e1e; padding: 8px 20px; border: 1px solid #333; border-radius: 5px; color: #ffaa00; }

.canvas-wrapper { width: 100%; overflow-x: auto; margin-bottom: 15px; }

#stageCanvas { background-color: #ffffff; border: 3px solid #00ffcc; display: block; margin: 0 auto; transition: 0.3s; }

/* Önizleme aktifken tuval parlaması */
.preview-active { box-shadow: 0 0 50px rgba(0, 255, 204, 0.8) !important; border-color: #fff !important; }

.controls button { padding: 10px 20px; font-weight: bold; background-color: #333; color: #fff; border: 2px solid #555; border-radius: 4px; cursor: pointer; margin: 0 5px; }
.controls button.active { background-color: #00ffcc; color: #000; }

/* MODAL & FORM */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.85); display: flex; justify-content: center; align-items: center; z-index: 1000; }
.modal-content { background-color: #1a1a1a; border: 2px solid #00ffcc; border-radius: 8px; padding: 25px; width: 480px; max-height: 95vh; overflow-y: auto; }
.input-row { display: flex; gap: 10px; }
.input-group { margin-bottom: 15px; text-align: left; flex: 1; }
.input-group label { display: block; margin-bottom: 5px; font-size: 0.85rem; color: #ccc; }
.input-group input, .styled-select { width: 100%; padding: 10px; background-color: #222; border: 1px solid #444; color: #fff; border-radius: 4px; }
.upload-box { border: 1px dashed #555; padding: 15px; background-color: #222; text-align: center; }
.btn-preview-style { width: 100%; background: transparent; border: 1px dashed #00ffcc; color: #00ffcc; padding: 10px; cursor: pointer; font-weight: bold; }
.btn-preview-style:hover { background: rgba(0, 255, 204, 0.1); }
.btn-primary { background-color: #00ffcc; color: #000; padding: 12px 20px; border: none; font-weight: bold; cursor: pointer; }
.btn-secondary { background-color: #444; color: #fff; padding: 12px 20px; border: none; cursor: pointer; }
.controls{
    display:none !important;
}