@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap";:root{--primary:#8b5cf6;--primary-hover:#7c3aed;--secondary:#3b82f6;--bg-dark:#0f172a;--bg-panel:#1e293bb3;--text-main:#f8fafc;--text-muted:#94a3b8;--border:#ffffff1a;--glass-shadow:0 8px 32px 0 #0000005e;--glass-blur:blur(12px);--success:#10b981;--error:#ef4444;--input-bg:#0f172a99;--radio-bg:#0f172a99;--radio-hover:#ffffff0d;--result-bg:#0f172acc;--btn-secondary-bg:#ffffff1a;--btn-secondary-hover:#ffffff26}body.light-mode{--primary:#7c3aed;--primary-hover:#6d28d9;--secondary:#2563eb;--bg-dark:#f1f5f9;--bg-panel:#ffffffe6;--text-main:#0f172a;--text-muted:#475569;--border:#0000001a;--glass-shadow:0 8px 32px 0 #0000000d;--input-bg:#fff;--radio-bg:#f8fafc;--radio-hover:#f1f5f9;--result-bg:#fff;--btn-secondary-bg:#f1f5f9;--btn-secondary-hover:#e2e8f0}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(circle at 15%,#8b5cf626,#0000 25%),radial-gradient(circle at 85% 30%,#3b82f626,#0000 25%);flex-direction:column;min-height:100vh;font-family:Outfit,sans-serif;display:flex}#root{flex-direction:column;width:100%;min-height:100vh;display:flex}.app-container{flex-direction:column;flex:1;width:100%;max-width:1200px;margin:0 auto;padding:2rem;display:flex}header{flex-direction:column;align-items:center;margin-bottom:3rem;display:flex;position:relative}.theme-toggle{background:var(--bg-panel);border:1px solid var(--border);color:var(--text-main);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;padding:.5rem;transition:all .3s;display:flex;position:absolute;top:0;right:0}.theme-toggle:hover{border-color:var(--primary);transform:scale(1.1)}.app-logo{filter:drop-shadow(0 0 10px #8b5cf64d);width:120px;height:auto;margin-bottom:1rem;animation:.8s ease-out fadeInDown}header h1{background:linear-gradient(135deg, var(--primary), 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var(--border);box-shadow:var(--glass-shadow);border-radius:24px;flex-direction:column;flex:1;gap:1.5rem;padding:2rem;animation:.5s ease-out fadeIn;display:flex}.panel-split{align-items:stretch;gap:2rem;display:flex}.panel-left,.panel-right{flex-direction:column;flex:1;gap:1.5rem;display:flex}.panel-right{background:var(--result-bg);border:1px solid var(--border);border-radius:16px;padding:1.5rem}.panel-header{text-align:center;margin-bottom:.5rem}.panel-header h2{color:var(--text-main);margin-bottom:.5rem;font-size:1.8rem}.panel-header p{color:var(--text-muted)}.examples-row{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.examples-label{color:var(--text-muted);white-space:nowrap;font-size:.85rem;font-weight:500}.btn-example{color:var(--text-muted);cursor:pointer;white-space:nowrap;background:#8b5cf614;border:1px solid #8b5cf633;border-radius:999px;padding:.4rem .8rem;font-family:inherit;font-size:.82rem;font-weight:500;transition:all .25s}.btn-example:hover{color:var(--primary);border-color:var(--primary);background:#8b5cf626;transform:translateY(-1px);box-shadow:0 2px 8px #8b5cf626}.btn-example:active{transform:translateY(0)}.input-group{flex-direction:column;gap:.5rem;display:flex}.label-with-counter{justify-content:space-between;align-items:center;display:flex}label{color:var(--text-main);font-size:.95rem;font-weight:500}textarea,input[type=text],input[type=email],input[type=password]{background:var(--input-bg);border:1px solid var(--border);width:100%;color:var(--text-main);resize:vertical;border-radius:12px;padding:1rem;font-family:inherit;font-size:1rem;transition:all .3s}textarea:focus,input[type=text]:focus,input[type=email]:focus,input[type=password]:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #8b5cf633}textarea{min-height:150px}.token-counter{background:#8b5cf61a;border:1px solid #8b5cf626;border-radius:999px;align-items:center;gap:.35rem;padding:.25rem .6rem;animation:.3s ease-out 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.25rem;font-size:1.2rem}.token-comparison .savings{background:#10b9811a;border:1px solid #10b98133;border-radius:10px;padding:.4rem .8rem}.structure-score{background:#8b5cf60f;border:1px solid #8b5cf61f;border-radius:10px;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:1rem;padding:.6rem 1rem;display:flex}.score-label{color:var(--text-muted);font-size:.8rem;font-weight:500}.score-badge{color:var(--primary);text-transform:capitalize;background:#8b5cf61f;border-radius:6px;padding:.15rem .5rem;font-size:.8rem;font-weight:600}.options-row{flex-wrap:wrap;gap:1rem;display:flex}.radio-group{background:var(--radio-bg);border:1px solid var(--border);border-radius:12px;gap:.5rem;padding:.5rem;display:flex}.radio-label{cursor:pointer;border-radius:8px;padding:.5rem 1rem;font-size:.9rem;transition:all .2s}.radio-label:hover{background:var(--radio-hover)}.radio-label 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.8rem;font-family:inherit;font-size:.85rem;font-weight:600;transition:all .25s;display:inline-flex}.btn-copy:hover{background:#10b98133;transform:translateY(-1px);box-shadow:0 2px 8px #10b98133}.btn-copy:active{transform:translateY(0)}.result-box{background:0 0;border:none;flex-direction:column;height:100%;padding:0;animation:.4s ease-out slideUp;display:flex;position:relative}.result-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.5rem;display:flex}.result-content{white-space:pre-wrap;flex:1;font-size:1rem;line-height:1.6;overflow-y:auto}.result-placeholder{height:100%;color:var(--text-muted);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.75rem;padding:2rem;display:flex}.placeholder-icon{opacity:.5;font-size:2.5rem;animation:2s ease-in-out infinite pulse}.placeholder-hint{opacity:.6;font-size:.85rem}.metrics{border-top:1px solid var(--border);flex-wrap:wrap;gap:.5rem;margin-top:1rem;padding-top:1rem;display:flex}.metric-badge{color:var(--success);background:#10b9811a;border:1px solid #10b98133;border-radius:999px;padding:.25rem .75rem;font-size:.8rem;font-weight:600}.toast{background:var(--bg-panel);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--border);color:var(--text-main);z-index:9999;opacity:0;pointer-events:none;white-space:nowrap;border-radius:999px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-family:inherit;font-size:.95rem;font-weight:500;transition:all .4s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;bottom:2rem;left:50%;transform:translate(-50%)translateY(100px);box-shadow:0 8px 32px #0000004d}.toast-visible{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)}.toast-success{border-color:#10b9814d}.toast-error{border-color:#ef44444d}.toast-info{border-color:#3b82f64d}.toast-icon{font-size:1rem}.loader{border:3px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:1s ease-in-out infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.1)}}.auth-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.auth-panel{background:var(--bg-panel);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--border);width:100%;max-width:450px;box-shadow:var(--glass-shadow);text-align:center;border-radius:24px;padding:3rem;animation:.5s ease-out fadeIn;position:relative}.close-modal-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1.5rem;transition:color .2s;position:absolute;top:1rem;right:1.5rem}.close-modal-btn:hover{color:var(--text-main)}.auth-panel h2{color:var(--text-main);margin-bottom:1rem;font-size:2rem}.auth-panel p{color:var(--text-muted);margin-bottom:2rem}.auth-form{text-align:left;flex-direction:column;gap:1rem;display:flex}.divider{text-align:center;color:var(--text-muted);align-items:center;margin:1.5rem 0;display:flex}.divider:before,.divider:after{content:"";border-bottom:1px solid var(--border);flex:1}.divider:not(:empty):before{margin-right:.25em}.divider:not(:empty):after{margin-left:.25em}.btn-google{color:#333;background:#fff;width:100%}.btn-google:hover{background:#f1f1f1}.user-profile{align-items:center;gap:1rem;display:flex;position:absolute;top:0;left:0}.app-layout{width:100%;min-height:100vh;transition:padding-left .3s;display:flex}.app-layout.sidebar-active .app-container{margin-left:300px}.sidebar-toggle{z-index:1001;background:var(--bg-panel);width:40px;height:40px;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--border);color:var(--text-main);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:1.1rem;transition:all .3s;display:flex;position:fixed;top:50%;left:1rem;transform:translateY(-50%);box-shadow:0 2px 8px #0003}.sidebar-toggle:hover{border-color:var(--primary);transform:translateY(-50%)scale(1.1)}.sidebar-toggle.open{left:260px}.sidebar{background:var(--bg-panel);width:300px;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border-right:1px solid var(--border);z-index:1000;flex-direction:column;transition:left .3s;display:flex;position:fixed;top:0;bottom:0;left:-300px;overflow:hidden}.sidebar.open{left:0}.sidebar-header{border-bottom:1px solid var(--border);padding:1.5rem}.sidebar-header h3{color:var(--text-main);font-size:1.1rem}.sidebar-empty{text-align:center;color:var(--text-muted);padding:2rem 1.5rem}.sidebar-hint{opacity:.7;margin-top:.5rem;font-size:.8rem}.sidebar-list{flex:1;padding:.5rem;overflow-y:auto}.sidebar-item{cursor:pointer;border:1px solid #0000;border-radius:10px;margin-bottom:.25rem;padding:.75rem;transition:all .2s}.sidebar-item:hover{background:#8b5cf614;border-color:#8b5cf626}.sidebar-item-header{align-items:center;gap:.5rem;margin-bottom:.35rem;display:flex}.sidebar-item-type{font-size:.9rem}.sidebar-item-date{color:var(--text-muted);flex:1;font-size:.72rem}.sidebar-item-delete{color:var(--text-muted);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;padding:0 .25rem;font-size:1rem;transition:all .2s}.sidebar-item:hover .sidebar-item-delete{opacity:1}.sidebar-item-delete:hover{color:var(--error);background:#ef44441a}.sidebar-item-preview{color:var(--text-muted);text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.8rem;line-height:1.3;display:-webkit-box;overflow:hidden}.sidebar-item-badge{color:var(--success);background:#10b9811a;border:1px solid #10b98126;border-radius:4px;margin-top:.35rem;padding:.1rem .4rem;font-size:.7rem;font-weight:600;display:inline-block}.auth-error{color:var(--error);text-align:left;background:#ef44441a;border:1px solid #ef444433;border-radius:8px;margin-bottom:1rem;padding:.6rem 1rem;font-size:.9rem}.auth-success{color:var(--success);text-align:left;background:#10b9811a;border:1px solid #10b98133;border-radius:8px;margin-bottom:1rem;padding:.6rem 1rem;font-size:.9rem}.auth-link{color:var(--primary);cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;font-size:.9rem;font-weight:500;text-decoration:underline;transition:opacity .2s}.auth-link:hover{opacity:.8}.auth-switch{color:var(--text-muted);margin-top:1.5rem;font-size:.9rem}.user-avatar{background:linear-gradient(135deg, var(--primary), var(--secondary));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:.9rem;font-weight:700;display:flex}.user-name{color:var(--text-main);font-size:.85rem;font-weight:500}@media (width<=768px){.app-container{padding:1rem}header h1{font-size:2rem}.actions,.panel-split{flex-direction:column}.token-comparison{flex-wrap:wrap;gap:.5rem}.examples-row{justify-content:center}.toast{white-space:normal;text-align:center;width:90%}.sidebar{width:85vw}.sidebar-toggle.open{left:calc(85vw - 50px)}.app-layout.sidebar-active .app-container{margin-left:0}.user-name{display:none}}