body { background: linear-gradient(180deg,#f6f9fc,#eef4fb); font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial; }
.container-card { max-width: 980px; margin: 40px auto; }
.brand { display:flex; align-items:center; gap:12px; }
.brand img { width:72px; border-radius:8px; box-shadow:0 2px 6px rgba(0,0,0,0.08); }
.step-indicator { display:flex; gap:8px; justify-content:center; margin-bottom:20px; }
.step-pill { padding:6px 12px; border-radius:999px; font-weight:600; font-size:0.9rem; }
.step-active { background:#0d6efd; color:white; box-shadow:0 6px 18px rgba(13,110,253,0.18); }
.card { border:0; border-radius:12px; box-shadow:0 6px 30px rgba(18,38,63,0.06); }
.form-label { font-weight:600; }
.file-note { font-size:0.9rem; color:#6c757d; }
.preview-list { list-style:none; padding-left:0; margin-top:8px; }
.preview-list li { padding:6px 10px; background:#fff; border-radius:8px; margin-bottom:6px; display:flex; justify-content:space-between; align-items:center; gap:8px; box-shadow:0 2px 6px rgba(0,0,0,0.03); }
.footer-note { font-size:0.85rem; color:#6c757d; margin-top:14px; text-align:center; }
.btn-explain { font-size:0.85rem; padding:6px 10px; }