@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Sarabun:wght@300;400;500;600;700&display=swap";:root{--bg-color:#f9fafb;--surface-color:#fff;--text-primary:#111827;--text-secondary:#4b5563;--border-color:#e5e7eb;--primary-color:#0f172a;--primary-hover:#1e293b;--danger-color:#ef4444;--danger-hover:#dc2626;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,Sarabun,sans-serif;line-height:1.5}.container{max-width:1200px;margin:0 auto;padding:2rem 1rem}h1,h2,h3,h4,h5,h6{color:var(--text-primary);margin-bottom:.5rem;font-weight:600}label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}input,select,textarea{border:1px solid var(--border-color);border-radius:var(--radius-md);background-color:var(--surface-color);width:100%;padding:.625rem .875rem;font-family:inherit;font-size:.875rem;transition:border-color .2s,box-shadow .2s}input:focus,select:focus,textarea:focus{border-color:var(--primary-color);outline:none;box-shadow:0 0 0 3px #0f172a1a}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-outline{border:1px solid var(--border-color);color:var(--text-primary);background-color:#0000}.btn-outline:hover{background-color:var(--bg-color)}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover{background-color:var(--danger-hover)}.card{background:var(--surface-color);border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);padding:1.5rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-4{margin-top:1rem}.w-full{width:100%}.text-center{text-align:center}.upload-area{border:2px dashed var(--border-color);border-radius:var(--radius-lg);text-align:center;cursor:pointer;background-color:var(--bg-color);padding:2rem;transition:all .2s}.upload-area:hover{border-color:var(--primary-color);background-color:#f1f5f9}.upload-area img{border-radius:var(--radius-md);object-fit:contain;max-width:100%;max-height:200px}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}