*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#eef0f9;--card-bg:#fff;--accent:#5b5bd6;--accent-hover:#4a4ac4;--border:#e2e4f0;--text:#1a1a2e;--text-muted:#7878a0;--radius:14px;--shadow:0 2px 16px #5050a012}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.6}.app{flex-direction:column;min-height:100vh;display:flex}.header{background:var(--card-bg);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex;position:sticky;top:0}.brand{color:var(--text);align-items:center;gap:10px;font-size:1.05rem;font-weight:700;text-decoration:none;display:flex}.brand strong{font-weight:700}.brand small{color:var(--text-muted);font-size:.7rem;font-weight:400;display:block}.brandIcon{color:var(--accent);align-items:center;display:flex}.main{flex:1;width:100%;max-width:900px;margin:0 auto;padding:32px 24px}.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);padding:24px}.primaryButton{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;align-items:center;gap:6px;padding:12px 24px;font-size:.95rem;font-weight:600;transition:background .15s;display:inline-flex}.primaryButton:hover:not(:disabled){background:var(--accent-hover)}.primaryButton:disabled{opacity:.55;cursor:not-allowed}.ghostButton{color:var(--text);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:10px;align-items:center;gap:6px;padding:8px 16px;font-size:.88rem;font-weight:500;transition:background .15s;display:inline-flex}.ghostButton:hover:not(:disabled){background:var(--bg)}.ghostButton:disabled{opacity:.55;cursor:not-allowed}.linkButton{color:var(--accent);cursor:pointer;text-underline-offset:3px;background:0 0;border:none;padding:0;font-size:.9rem;text-decoration:underline}.linkButton:disabled{opacity:.55;cursor:not-allowed}input,select,textarea{border:1.5px solid var(--border);background:var(--bg);width:100%;color:var(--text);border-radius:10px;outline:none;margin-top:6px;padding:10px 14px;font-family:inherit;font-size:.93rem;transition:border-color .15s;display:block}input:focus,select:focus,textarea:focus{border-color:var(--accent)}input:disabled,select:disabled,textarea:disabled{opacity:.6}label{display:block}.fieldLabel{color:var(--text);font-size:.88rem;font-weight:500}.form{flex-direction:column;gap:16px;display:flex}.errorBox{color:#b91c1c;background:#fff0f0;border:1px solid #fca5a5;border-radius:10px;padding:10px 14px;font-size:.88rem}.infoBox{color:#3730a3;background:#f0f4ff;border:1px solid #c7d2fe;border-radius:10px;padding:10px 14px;font-size:.88rem}.muted{color:var(--text-muted);font-size:.88rem}.eyebrow{letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:8px;font-size:.72rem;font-weight:700}h1{letter-spacing:-.02em;font-size:2.4rem;font-weight:800;line-height:1.1}h2{font-size:1.3rem;font-weight:700}h3{font-size:1.05rem;font-weight:600}.heroGrid{grid-template-columns:1fr 1fr;align-items:center;gap:40px;min-height:360px;display:grid}@media (width<=680px){.heroGrid{grid-template-columns:1fr}h1{font-size:1.8rem}}.heroText{flex-direction:column;gap:12px;display:flex}.uploadCard{flex-direction:column;gap:16px;display:flex}.dropzone{border:2px dashed var(--border);text-align:center;cursor:pointer;color:var(--text-muted);border-radius:12px;flex-direction:column;align-items:center;gap:8px;padding:28px 20px;transition:border-color .15s,background .15s;display:flex}.dropzone:hover{border-color:var(--accent);background:#f5f5ff}.dropzone input[type=file]{display:none}.dropzone strong{color:var(--text);font-size:.95rem}.dropzone small{font-size:.78rem}