:root{--primary:#06c;--primary-dark:#004a94;--bg:#f6f8fb;--surface:#fff;--text:#1a2733;--muted:#64748b;--ok:#16a34a;--warn:#ca8a04;--border:#e2e8f0}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.topbar{background:var(--surface);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:10}.topbar-inner{max-width:640px;margin:0 auto;padding:14px 20px;display:flex;align-items:baseline;gap:10px}.logo{font-weight:700;font-size:17px;color:var(--primary)}.logo-sub{font-size:12px;color:var(--muted)}.main{max-width:640px;margin:0 auto;padding:20px 16px 96px}.tabbar{position:fixed;bottom:0;left:0;right:0;z-index:20;background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0)}.tabbar-inner{max-width:640px;margin:0 auto;display:flex}.tab{flex:1 1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 4px 8px;text-decoration:none;color:var(--muted);font-size:11px}.tab-icona{font-size:19px;line-height:1;filter:grayscale(1);opacity:.65}.tab-label{font-weight:600}.tab-attivo{color:var(--primary)}.tab-attivo .tab-icona{filter:none;opacity:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;margin-bottom:16px}.card h2{margin:0 0 6px;font-size:16px}.card .sub{font-size:13px;color:var(--muted);margin-bottom:14px}.btn{display:inline-block;width:100%;padding:14px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:15px;font-weight:600;cursor:pointer;text-align:center}.btn:disabled{opacity:.5;cursor:default}.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}.input{width:100%;padding:13px 14px;border:1.5px solid var(--border);border-radius:10px;font-size:15px}.input:focus{outline:none;border-color:var(--primary)}.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px}.pill-ok{background:#dcfce7;color:var(--ok)}.pill-todo{background:#fef9c3;color:var(--warn)}.step{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.step:last-child{border-bottom:none}.step-icon{width:34px;height:34px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:15px;background:#eef4ff}.step-body{flex:1 1}.step-title{font-size:14px;font-weight:600}.step-sub{font-size:12px;color:var(--muted)}.link-btn{background:none;border:none;padding:0;color:var(--primary);font-size:13px;font-weight:600;cursor:pointer}.link-btn:disabled{opacity:.5;cursor:default}.errore{color:#dc2626;font-size:13px;margin-top:10px}.hint{font-size:12px;color:var(--muted);line-height:1.5}