@import"https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;600;700&family=Syne:wght@400;600;700;800&display=swap";:root{--bg: #07070d;--surface: #0f0f18;--surface2: #16161f;--surface3: #1c1c28;--border: #272736;--border2: #333347;--accent: #6ee7b7;--accent2: #818cf8;--accent3: #fb923c;--danger: #f87171;--warn: #fbbf24;--valid: #34d399;--text: #e2e8f0;--text2: #94a3b8;--muted: #555570;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0,0,0,.5);--shadow-sm: 0 2px 8px rgba(0,0,0,.3);color-scheme:dark}[data-theme=light]{--bg: #f0f2f8;--surface: #ffffff;--surface2: #f5f6fc;--surface3: #eef0f8;--border: #dde0ed;--border2: #c8ccdd;--text: #1e1e2e;--text2: #4a4a6a;--muted: #8888aa;--shadow: 0 4px 24px rgba(0,0,0,.08);--shadow-sm: 0 2px 8px rgba(0,0,0,.06);color-scheme:light}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Syne,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;transition:background .3s,color .3s}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(110,231,183,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(110,231,183,.025) 1px,transparent 1px);background-size:44px 44px;pointer-events:none;z-index:0;transition:opacity .3s}[data-theme=light] body:before{opacity:.4}.wrapper{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:40px 24px 100px}header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:48px}.header-left{display:flex;align-items:center;gap:16px}.logo{width:46px;height:46px;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0;box-shadow:0 0 20px #6ee7b740}h1{font-size:1.65rem;font-weight:800;letter-spacing:-.5px;line-height:1.1}h1 span{color:var(--accent)}.tagline{font-family:JetBrains Mono,monospace;font-size:.68rem;color:var(--muted);margin-top:3px;letter-spacing:.5px}#themeToggle{background:var(--surface2);border:1px solid var(--border);color:var(--text2);border-radius:50px;padding:6px 14px;font-size:.8rem;cursor:pointer;transition:all .2s;white-space:nowrap;font-family:Syne,sans-serif;font-weight:600}#themeToggle:hover{border-color:var(--accent);color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:16px;box-shadow:var(--shadow-sm);transition:background .3s,border-color .3s}.card-label{font-size:.62rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--muted);margin-bottom:10px}textarea,input[type=text],input[type=password]{width:100%;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:JetBrains Mono,monospace;font-size:.78rem;padding:13px 15px;outline:none;transition:border-color .2s,background .3s;resize:vertical}textarea:focus,input:focus{border-color:var(--accent);background:var(--surface3)}textarea{min-height:95px;line-height:1.65}.secret-row{display:flex;gap:10px;align-items:center}.secret-row input{flex:1}.toggle-secret{background:var(--surface2);border:1px solid var(--border);color:var(--muted);border-radius:var(--radius-sm);padding:11px 13px;cursor:pointer;font-size:1rem;transition:color .2s,border-color .2s;flex-shrink:0;line-height:1}.toggle-secret:hover{color:var(--accent);border-color:var(--accent)}.save-secret-row{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:.73rem;color:var(--muted);font-family:JetBrains Mono,monospace;cursor:pointer;-webkit-user-select:none;user-select:none}.save-secret-row input[type=checkbox]{width:14px;height:14px;accent-color:var(--accent);margin:0;border-radius:3px;cursor:pointer}.warn-banner{font-family:JetBrains Mono,monospace;font-size:.7rem;color:var(--warn);background:#fbbf2412;border:1px solid rgba(251,191,36,.2);border-radius:6px;padding:8px 12px;margin-top:10px}#securityWarning{display:none;font-family:JetBrains Mono,monospace;font-size:.7rem;color:var(--danger);background:#f8717112;border:1px solid rgba(248,113,113,.2);border-radius:6px;padding:8px 12px;margin-top:10px}.btn-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}button{font-family:Syne,sans-serif;font-weight:600;font-size:.78rem;padding:9px 18px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:all .15s;letter-spacing:.3px;line-height:1}.btn-primary{background:linear-gradient(135deg,var(--accent),#3dd68c);color:#07070d}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 4px 14px #6ee7b74d}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:transparent;border:1px solid var(--border2);color:var(--text2)}.btn-secondary:hover{border-color:var(--accent2);color:var(--accent2)}.btn-extend{background:#818cf81a;border:1px solid rgba(129,140,248,.3);color:var(--accent2)}.btn-extend:hover{background:#818cf833;transform:translateY(-1px)}.btn-danger{background:transparent;border:1px solid rgba(248,113,113,.3);color:var(--danger)}.btn-danger:hover{background:#f871711a}.btn-copy{background:transparent;border:1px solid var(--border);color:var(--muted);font-size:.72rem}.btn-copy:hover{border-color:var(--accent);color:var(--accent)}.btn-download{background:transparent;border:1px solid rgba(251,191,36,.3);color:var(--warn);font-size:.72rem}.btn-download:hover{background:#fbbf2414}button.loading{opacity:.6;cursor:not-allowed;pointer-events:none}.badge{display:inline-flex;align-items:center;gap:8px;font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600;padding:6px 14px;border-radius:50px;letter-spacing:1px;margin-bottom:12px}.badge-valid{background:#34d3991a;border:1px solid rgba(52,211,153,.3);color:var(--valid)}.badge-expired{background:#f871711a;border:1px solid rgba(248,113,113,.3);color:var(--danger)}.badge-unverified{background:#fbbf241a;border:1px solid rgba(251,191,36,.3);color:var(--warn)}.badge-dot{width:7px;height:7px;border-radius:50%;background:currentColor;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.25}}.token-parts{font-family:JetBrains Mono,monospace;font-size:.74rem;word-break:break-all;line-height:1.9;padding:16px;background:var(--surface2);border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:12px}.part-header{color:var(--accent3)}.part-payload{color:var(--accent)}.part-sig{color:var(--accent2)}.dot{color:var(--muted)}.parts-legend{font-family:JetBrains Mono,monospace;font-size:.68rem;color:var(--muted);display:flex;gap:16px;margin-bottom:12px}.parts-legend span{display:flex;align-items:center;gap:5px}.parts-legend span:before{content:"■";font-size:.6rem}.legend-header{color:var(--accent3)}.legend-payload{color:var(--accent)}.legend-sig{color:var(--accent2)}.decoded-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}@media (max-width: 620px){.decoded-grid{grid-template-columns:1fr}}.decoded-box{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:15px}.decoded-box-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.decoded-box-label{font-size:.58rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--muted)}pre.json{font-family:JetBrains Mono,monospace;font-size:.74rem;line-height:1.7;white-space:pre-wrap;word-break:break-all;color:var(--text)}.claims-table{width:100%;border-collapse:collapse;font-family:JetBrains Mono,monospace;font-size:.72rem}.claims-table th{text-align:left;color:var(--muted);font-size:.58rem;letter-spacing:2px;text-transform:uppercase;padding:6px 10px;border-bottom:1px solid var(--border)}.claims-table td{padding:8px 10px;border-bottom:1px solid rgba(42,42,56,.4);vertical-align:top}.claims-table td:first-child{color:var(--accent2)}.claims-table td:last-child{color:var(--text);word-break:break-all}.time-label{display:block;font-size:.62rem;color:var(--muted);margin-top:2px}.new-token-box{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;font-family:JetBrains Mono,monospace;font-size:.72rem;word-break:break-all;line-height:1.7;min-height:62px;color:var(--accent)}.diff-pre{font-family:JetBrains Mono,monospace;font-size:.74rem}.diff-line{display:block;line-height:1.9}.diff-removed{color:var(--danger)}.diff-removed:before{content:"− ";opacity:.5}.diff-added{color:var(--valid)}.diff-added:before{content:"+ ";opacity:.5}.diff-spacer{display:block;height:6px}.sig-result{font-family:JetBrains Mono,monospace;font-size:.76rem;padding:10px 14px;border-radius:var(--radius-sm);margin-top:10px}.sig-ok{background:#34d39914;border:1px solid rgba(52,211,153,.25);color:var(--valid)}.sig-fail{background:#f8717114;border:1px solid rgba(248,113,113,.25);color:var(--danger)}.divider{height:1px;background:var(--border);margin:20px 0}.empty{color:var(--muted);font-family:JetBrains Mono,monospace;font-size:.74rem;text-align:center;padding:20px}.tabs{display:flex;gap:4px;margin-bottom:18px;background:var(--surface2);border-radius:var(--radius-sm);padding:4px}.tab{flex:1;background:transparent;border:none;color:var(--muted);font-family:Syne,sans-serif;font-size:.74rem;font-weight:600;padding:9px;border-radius:6px;cursor:pointer;transition:all .15s}.tab:hover{color:var(--text)}.tab.active{background:var(--surface);color:var(--accent);border:1px solid var(--border2);box-shadow:var(--shadow-sm)}.tab-pane{display:none}.tab-pane.active{display:block}.section-h{font-size:.82rem;font-weight:700;color:var(--text);margin-bottom:14px;display:flex;align-items:center;gap:10px}.section-h:after{content:"";flex:1;height:1px;background:var(--border)}.alg-badge{display:inline-block;font-family:JetBrains Mono,monospace;font-size:.63rem;background:#818cf81a;border:1px solid rgba(129,140,248,.25);color:var(--accent2);padding:2px 8px;border-radius:4px;margin-left:8px}#toast{position:fixed;bottom:32px;right:32px;background:var(--surface);border:1px solid var(--accent);color:var(--accent);font-family:JetBrains Mono,monospace;font-size:.74rem;padding:11px 20px;border-radius:var(--radius-sm);opacity:0;transform:translateY(12px);transition:all .25s cubic-bezier(.34,1.56,.64,1);pointer-events:none;z-index:9999;box-shadow:0 4px 20px #0006}#toast.show{opacity:1;transform:translateY(0)}#toast[data-type=error]{border-color:var(--danger);color:var(--danger)}#toast[data-type=warn]{border-color:var(--warn);color:var(--warn)}.modal{border:none;background:transparent;margin:auto;padding:0;max-width:520px;width:90%}.modal::backdrop{background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;color:var(--text);box-shadow:var(--shadow)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h2{font-size:1.25rem;margin:0}.close-btn{background:transparent;border:none;color:var(--muted);font-size:1.3rem;cursor:pointer;padding:4px;line-height:1}.close-btn:hover{color:var(--danger);transform:scale(1.1)}.help-list{padding-left:20px;margin:0;font-size:.85rem;line-height:1.8;color:var(--text2)}.help-list li{margin-bottom:10px}.help-list strong{color:var(--accent)}.btn-text{background:transparent;border:none;color:var(--text2);font-family:Syne,sans-serif;font-weight:600;font-size:.8rem;cursor:pointer;padding:6px 14px;transition:all .15s;border-radius:50px}.btn-text:hover{color:var(--accent);background:var(--surface2)}details summary{cursor:pointer;font-size:.74rem;color:var(--muted);-webkit-user-select:none;user-select:none;list-style:none;padding:6px 0;transition:color .15s}details summary:hover{color:var(--text2)}details summary::-webkit-details-marker{display:none}details summary:before{content:"▸ "}details[open] summary:before{content:"▾ "}.app-footer{text-align:center;font-family:JetBrains Mono,monospace;font-size:.7rem;color:var(--muted);padding:20px 24px;border-top:1px solid var(--border);margin-top:-30px;position:relative;z-index:1}.app-footer p{margin:0;line-height:1.8}.app-footer a{color:var(--accent2);text-decoration:none;transition:color .2s}.app-footer a:hover{text-decoration:underline;color:var(--accent)}@media (max-width: 480px){.wrapper{padding:24px 16px 80px}h1{font-size:1.35rem}.tabs{flex-wrap:wrap}.tab{flex:none;width:calc(50% - 4px)}#toast{bottom:16px;right:16px;left:16px}}