@import "https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=DM+Mono:wght@400;500&display=swap";*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0f2f5;--surface:#fff;--surface-2:#f7f8fa;--text-1:#0d1117;--text-2:#4a5568;--text-3:#8a96a8;--accent:#2563eb;--accent-soft:#eff4ff;--accent-mid:#3b82f6;--border:#e2e8f0;--border-2:#eef2f7;--success:#059669;--warn:#d97706;--error:#dc2626;--error-soft:#fef2f2;--radius:16px;--font-sans:"DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"DM Mono", "Courier New", monospace}html,body{background:var(--bg);height:100%;font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100%}.app{height:var(--app-height,100vh);background:var(--bg);position:relative;overflow:hidden}.screen{opacity:0;pointer-events:none;transition:opacity .32s,transform .32s;position:absolute;inset:0;overflow-y:auto;transform:translateY(14px)}.screen.active{opacity:1;pointer-events:all;transform:translateY(0)}.screen-input{padding:56px 22px 36px}.header{margin-bottom:28px}.header-eyebrow{background:var(--accent-soft);border-radius:6px;align-items:center;gap:6px;margin-bottom:12px;padding:4px 10px;display:inline-flex}.header-dot{background:var(--accent);border-radius:50%;width:6px;height:6px;animation:2s infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.4)}}.header-eyebrow-txt{color:var(--accent);letter-spacing:.5px;font-size:11px;font-weight:600}.header-title{color:var(--text-1);letter-spacing:-.5px;font-size:26px;font-weight:600;line-height:1.25}.header-sub{color:var(--text-3);margin-top:5px;font-size:14px;line-height:1.5}.card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);margin-bottom:12px;padding:20px}.seg{background:var(--surface-2);border-radius:10px;gap:2px;margin-bottom:18px;padding:3px;display:flex}.seg-btn{text-align:center;color:var(--text-3);cursor:pointer;-webkit-user-select:none;user-select:none;font-size:13.5px;font-weight:500;font-family:var(--font-sans);background:0 0;border:none;border-radius:8px;flex:1;padding:10px 0;transition:all .2s}.seg-btn.active{background:var(--surface);color:var(--text-1);box-shadow:0 1px 4px #0000001a}.field-lbl{color:var(--text-2);letter-spacing:.3px;margin-bottom:6px;font-size:12px;font-weight:600}.text-inp{background:var(--surface-2);border:1.5px solid var(--border);width:100%;font-family:var(--font-sans);color:var(--text-1);resize:none;border-radius:10px;outline:none;height:148px;padding:13px 15px;font-size:14px;transition:border-color .18s,box-shadow .18s;display:block}.url-inp{background:var(--surface-2);border:1.5px solid var(--border);width:100%;font-family:var(--font-sans);color:var(--text-1);border-radius:10px;outline:none;height:50px;padding:13px 15px;font-size:14px;transition:border-color .18s,box-shadow .18s;display:block}.text-inp,.url-inp{caret-color:#0d1117}.text-inp:focus,.url-inp:focus{border-color:var(--accent-mid);box-shadow:0 0 0 3px #3b82f61f}.text-inp::placeholder,.url-inp::placeholder{color:var(--text-3)}.hint{color:var(--text-3);margin-top:6px;font-size:11.5px;line-height:1.4}.btn-primary{background:var(--accent);color:#fff;width:100%;font-family:var(--font-sans);cursor:pointer;letter-spacing:.3px;border:none;border-radius:12px;padding:15px;font-size:15px;font-weight:600;transition:background .18s,transform .1s,box-shadow .18s;box-shadow:0 4px 16px #2563eb4d}.btn-primary:hover{background:#1d4ed8;box-shadow:0 6px 20px #2563eb66}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{opacity:.55;cursor:not-allowed;transform:none}.screen-loading{flex-direction:column;justify-content:center;align-items:center;height:100%;padding:50px 28px;display:flex}.loader-box{width:88px;height:88px;margin-bottom:40px;position:relative}.arc{border:3px solid #0000;border-radius:50%;position:absolute;inset:0}.arc-1{border-top-color:var(--accent);animation:1.2s linear infinite spin}.arc-2{border-top-color:var(--accent-mid);border-right-color:var(--accent-mid);opacity:.5;animation:1.8s linear infinite reverse spin;inset:10px}.arc-3{opacity:.35;border-top-color:#93c5fd;animation:2.4s linear infinite spin;inset:22px}@keyframes spin{to{transform:rotate(360deg)}}.arc-center{background:var(--accent-soft);border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.arc-center svg{width:15px;height:15px;stroke:var(--accent);fill:none;stroke-width:2px}.progress-track{background:var(--border);border-radius:4px;width:100%;height:4px;margin-bottom:28px;overflow:hidden}.progress-bar{background:linear-gradient(90deg, var(--accent) 0%, #60a5fa 100%);border-radius:4px;height:100%;transition:width 3s ease-in-out}.progress-bar.fast{transition:width .5s ease-out}.stage-chip{background:var(--accent-soft);border-radius:20px;align-items:center;gap:5px;margin-bottom:12px;padding:4px 12px;display:inline-flex}.stage-num{color:var(--accent);font-size:11px;font-weight:700}.stage-title{color:var(--text-1);text-align:center;margin-bottom:6px;font-size:17px;font-weight:600}.stage-desc{color:var(--text-3);text-align:center;max-width:240px;font-size:13.5px;line-height:1.55}.screen-result{padding:20px 18px 40px}.top-bar{align-items:center;gap:10px;margin-bottom:18px;display:flex}.back-ico{background:var(--surface);border:1px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;transition:background .15s;display:flex}.back-ico:hover{background:var(--border)}.top-bar-txt{color:var(--text-1);font-size:15px;font-weight:600}.main-code-card{background:var(--accent);border-radius:var(--radius);margin-bottom:12px;padding:22px 22px 18px;position:relative;overflow:hidden}.main-code-card:before{content:"";background:#ffffff0f;border-radius:50%;width:160px;height:160px;position:absolute;top:-40px;right:-40px}.main-code-card:after{content:"";background:#ffffff0a;border-radius:50%;width:80px;height:80px;position:absolute;bottom:-20px;left:20px}.mcc-label{color:#ffffff8c;letter-spacing:.8px;z-index:1;margin-bottom:8px;font-size:11px;font-weight:600;position:relative}.mcc-code{font-family:var(--font-mono);color:#fff;letter-spacing:4px;z-index:1;font-size:36px;font-weight:500;line-height:1;position:relative}.mcc-name{color:#ffffffb3;z-index:1;margin-top:10px;font-size:12.5px;line-height:1.45;position:relative}.row-2{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px;display:grid}.mini-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 16px}.mini-lbl{color:var(--text-3);margin-bottom:3px;font-size:11px;font-weight:500}.mini-val{color:var(--text-1);font-size:20px;font-weight:700}.mini-val.success{color:var(--success)}.mini-val.warn{color:var(--warn)}.conf-ring-wrap{align-items:center;gap:8px;margin-top:4px;display:flex}.conf-track{background:var(--border);border-radius:2px;flex:1;height:3px;overflow:hidden}.conf-thumb{background:var(--accent);border-radius:2px;width:0;height:100%;transition:width 1s .2s}.expandable{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:8px;overflow:hidden}.exp-hdr{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.exp-hdr-l{align-items:center;gap:8px;display:flex}.exp-icon{background:var(--surface-2);border-radius:7px;justify-content:center;align-items:center;width:26px;height:26px;font-size:13px;display:flex}.exp-title{color:var(--text-1);font-size:13.5px;font-weight:600}.exp-arr{color:var(--text-3);font-size:13px;transition:transform .22s}.exp-arr.open{transform:rotate(180deg)}.exp-body{max-height:0;transition:max-height .3s;overflow:hidden}.exp-body.open{max-height:600px}.exp-inner{padding:0 16px 16px}.reasoning-txt{color:var(--text-2);font-size:13.5px;line-height:1.7}.reasoning-txt:first-letter{color:var(--text-1);font-size:16px;font-weight:600}.alt-row{border-bottom:1px solid var(--border-2);justify-content:space-between;align-items:center;padding:9px 0;display:flex}.alt-row:last-child{border-bottom:none}.alt-code-mono{font-family:var(--font-mono);color:var(--text-1);font-size:13.5px}.alt-badge{color:var(--text-3);background:var(--surface-2);border-radius:6px;padding:3px 8px;font-size:11.5px;font-weight:600}.btn-new{background:var(--surface);border:1.5px solid var(--border);width:100%;font-family:var(--font-sans);color:var(--text-2);cursor:pointer;border-radius:12px;margin-top:14px;padding:14px;font-size:14px;font-weight:600;transition:background .15s,color .15s}.btn-new:hover{background:var(--surface-2);color:var(--text-1)}.screen-error{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:50px 28px;display:flex}.error-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);text-align:center;width:100%;padding:28px 24px}.error-icon{background:var(--error-soft);border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;margin:0 auto 16px;font-size:22px;display:flex}.error-title{color:var(--text-1);margin-bottom:8px;font-size:17px;font-weight:600}.error-msg{color:var(--text-2);margin-bottom:20px;font-size:13.5px;line-height:1.6}.btn-retry{background:var(--accent);color:#fff;width:100%;font-family:var(--font-sans);cursor:pointer;border:none;border-radius:12px;padding:13px;font-size:14px;font-weight:600;transition:background .18s}.btn-retry:hover{background:#1d4ed8}