*{box-sizing:border-box}body{margin:0;font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f5f7fb;color:#1f2937}.container{max-width:1100px;margin:32px auto;padding:0 16px 40px}h1{margin:0}.subtitle{margin:6px 0 20px;color:#6b7280}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;box-shadow:0 3px 10px #1118270d;margin-bottom:16px}.hidden{display:none}label{display:block;font-weight:600;margin-bottom:8px}input[type=password],input[type=file]{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:10px;margin-bottom:12px}button{border:none;border-radius:10px;background:#2563eb;color:#fff;padding:10px 14px;font-weight:600;cursor:pointer}button:hover{opacity:.94}button.secondary{background:#f3f4f6;color:#111827}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.upload-form{margin-bottom:16px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.item{border:1px solid #e5e7eb;border-radius:10px;overflow:hidden;background:#fff}.item .meta{padding:10px;font-size:12px}.item .name{font-weight:600;margin-bottom:6px;word-break:break-all}.preview{width:100%;max-height:220px;object-fit:cover;background:#0f172a}.status{min-height:22px;color:#374151;font-weight:500}.status.error{color:#b91c1c}