.siai-card{--blue:#1769e0;--dark:#12223b;--muted:#68758a;max-width:760px;margin:28px auto;padding:30px;border:1px solid #e3e9f2;border-radius:22px;background:#fff;box-shadow:0 16px 45px rgba(26,48,84,.10);font-family:Arial,sans-serif;color:var(--dark);box-sizing:border-box}.siai-card *{box-sizing:border-box}.siai-header{text-align:center;margin-bottom:24px}.siai-header>span{display:inline-block;padding:7px 12px;border-radius:999px;background:#eaf3ff;color:#145cc4;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.siai-header h2{font-size:30px;line-height:1.15;margin:14px 0 8px}.siai-header p{margin:0;color:var(--muted);line-height:1.55}.siai-form{display:grid;gap:20px}.siai-fieldset{border:0;padding:0;margin:0}.siai-fieldset legend,.siai-field>span{font-weight:800;margin-bottom:9px;display:block}.siai-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.siai-options input{position:absolute;opacity:0}.siai-options span{display:block;text-align:center;padding:15px;border:2px solid #dce4ef;border-radius:13px;font-weight:800;cursor:pointer;transition:.2s}.siai-options input:checked+span{border-color:var(--blue);background:#eef5ff;color:#1258bd}.siai-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.siai-number{display:flex;align-items:center;border:1px solid #ccd6e5;border-radius:13px;overflow:hidden;background:#fff}.siai-number input{min-width:0;width:100%;padding:16px;border:0;outline:0;font-size:18px;font-weight:800;color:var(--dark)}.siai-number small{padding:0 15px;color:var(--muted);font-weight:700}.siai-button{display:block;width:100%;padding:16px 20px;border:0;border-radius:13px;background:var(--blue);color:#fff!important;text-decoration:none!important;text-align:center;font-size:15px;font-weight:900;cursor:pointer;box-shadow:0 9px 20px rgba(23,105,224,.22)}.siai-button:hover{filter:brightness(.95)}.siai-note,.siai-footer{text-align:center;color:var(--muted);font-size:12px;line-height:1.5;margin:0}.siai-highlight{text-align:center;padding:26px;border-radius:18px;background:linear-gradient(135deg,#1769e0,#0d4dad);color:#fff;margin-bottom:22px}.siai-highlight small{display:block;font-weight:800;text-transform:uppercase;letter-spacing:.06em;opacity:.85}.siai-highlight strong{display:block;font-size:46px;line-height:1.1;margin:8px 0}.siai-highlight p{margin:0;line-height:1.5}.siai-progress{margin:22px 0}.siai-progress-label{display:flex;justify-content:space-between;margin-bottom:8px;font-size:14px}.siai-bar{height:12px;border-radius:999px;background:#e9eef5;overflow:hidden}.siai-bar i{display:block;height:100%;background:var(--blue);border-radius:999px}.siai-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.siai-stats div{padding:16px;border:1px solid #e0e7f0;border-radius:14px;background:#fbfcfe}.siai-stats span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.siai-stats strong{font-size:18px}.siai-explain,.siai-warning{padding:18px;border-radius:14px;line-height:1.6;margin:16px 0}.siai-explain{background:#f6f8fb}.siai-explain h3{margin:0 0 8px;font-size:18px}.siai-explain p{margin:7px 0}.siai-warning{background:#fff7e7;border:1px solid #f4d596;color:#684b13}.siai-actions{display:grid;gap:11px;margin-top:20px}.siai-secondary{background:#edf3fa;color:#174a87!important;box-shadow:none}.siai-alert{background:#fff4f4;border-color:#f2baba}.siai-empty{text-align:center}.siai-empty h2{margin-top:0}@media(max-width:600px){.siai-card{padding:20px;margin:18px 10px;border-radius:18px}.siai-header h2{font-size:25px}.siai-grid,.siai-stats{grid-template-columns:1fr}.siai-highlight strong{font-size:39px}}