body { font-family: 'Segoe UI', sans-serif; background: #f9fafb; margin: 0; padding: 20px; }
.container { max-width: 850px; margin: auto; background: #fff; padding: 25px; border-radius: 10px; box-shadow: 0 8px 20px rgba(0,0,0,0.05); }
h1 { font-size: 24px; margin-bottom: 20px; }
label { display: block; margin-top: 15px; font-weight: bold; }
input[type="file"], textarea, select { width: 100%; padding: 10px; margin-top: 6px; border-radius: 6px; border: 1px solid #ccc; }
textarea { resize: vertical; }
button { margin-top: 20px; background: #3b82f6; color: white; border: none; padding: 12px 20px; font-size: 16px; border-radius: 8px; cursor: pointer; }
button:hover { background: #2563eb; }
.tabs { display: flex; margin-bottom: 20px; gap: 10px; }
.tab-button { background: #e5e7eb; border: none; padding: 10px 18px; border-radius: 8px; cursor: pointer; }
.tab-button.active { background: #3b82f6; color: white; }
.tab-content { display: none; }
.tab-content.show { display: block; }
.result { margin-top: 30px; }
img { max-width: 100%; border-radius: 10px; margin-top: 10px; }
.radio-group { display: flex; gap: 20px; margin-top: 8px; }
.btn-row { display: flex; gap: 10px; }