@import"https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;600;700&family=JetBrains+Mono:wght@400;600&display=swap";:root{color-scheme:light;--bg: #f5f6f4;--bg-alt: #eef1f2;--ink: #121416;--ink-soft: #4a5157;--accent: #1f8a70;--accent-strong: #0c5f4f;--accent-warm: #f2a900;--accent-cool: #2aa1c0;--panel: #ffffff;--panel-alt: #f4f6f7;--border: #d7dde1;--shadow: 0 20px 45px rgba(12, 18, 22, .12);--radius: 18px}*{box-sizing:border-box}body{margin:0;font-family:IBM Plex Sans,Segoe UI,sans-serif;background:radial-gradient(1200px 600px at 85% -10%,rgba(42,161,192,.16),transparent 60%),radial-gradient(900px 540px at 15% 0%,rgba(242,169,0,.18),transparent 55%),var(--bg);color:var(--ink)}.app{min-height:100vh;display:flex;flex-direction:column}.header{padding:28px clamp(24px,4vw,56px) 12px;display:flex;flex-direction:column;gap:16px}.header h1{margin:0;font-size:clamp(26px,3vw,36px);letter-spacing:.4px}.header p{margin:0;color:var(--ink-soft);max-width:900px}.meta-inline{display:flex;justify-content:space-between;gap:12px;align-items:center}.meta-value{font-size:13px}.grid{flex:1;display:grid;grid-template-columns:minmax(280px,1.1fr) minmax(420px,1.9fr);gap:20px;padding:24px clamp(24px,4vw,56px) 40px}.column{display:flex;flex-direction:column;gap:20px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column;gap:14px}.panel-header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.panel-header h2{margin:0;font-size:18px}.panel-subtitle{margin:4px 0 0;font-size:12px;color:var(--ink-soft)}.panel-actions{display:flex;align-items:center;gap:10px}.panel-body{display:flex;flex-direction:column;gap:14px}.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}.field{display:flex;flex-direction:column;gap:6px}.label{font-size:12px;color:var(--ink-soft)}select,input[type=text],textarea{font-family:inherit;border-radius:12px;border:1px solid var(--border);background:#fff;padding:10px 12px;font-size:14px;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease}select:focus,input[type=text]:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #1f8a7026}textarea{resize:vertical;min-height:160px;line-height:1.5}.actions{display:flex;gap:12px}button{border:none;border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}button.primary{background:var(--accent);color:#fff;box-shadow:0 10px 22px #1f8a704d}button.primary:disabled{opacity:.65;cursor:not-allowed;box-shadow:none}button.secondary{background:var(--panel);color:var(--accent-strong);border:1px solid rgba(31,138,112,.35)}button.small{padding:6px 10px;font-size:12px;border-radius:10px}button:hover:not(:disabled){transform:translateY(-1px)}.status{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--ink-soft)}.chip{background:#1f8a701f;color:var(--accent-strong);padding:4px 10px;border-radius:999px;font-size:12px;display:inline-flex;gap:6px;align-items:center}.chip-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em}.chip-value{font-weight:600}.chip.warning{background:#f2a9002e;color:#7a4c00}.chip.danger{background:#dc262626;color:#8b1d1d}.alert{border-radius:12px;padding:10px 12px;border:1px solid rgba(28,26,23,.08);background:#f2a90029;font-size:13px;display:flex;flex-direction:column;gap:6px}.alert.danger{background:#dc26261f;border-color:#dc26264d}.alert.warning{background:#f2a90029;border-color:#f2a90059}.alert ul{margin:0;padding-left:18px}.muted{color:var(--ink-soft)}.segmented{background:var(--panel-alt);border-radius:999px;padding:4px;display:inline-flex;gap:4px}.segment{background:transparent;border-radius:999px;padding:6px 12px;font-size:12px;color:var(--ink-soft)}.segment.active{background:var(--accent);color:#fff}.field-list{display:grid;gap:10px;max-height:420px;overflow:auto}.decode-table{display:grid;gap:8px}.decode-header,.decode-row{display:grid;grid-template-columns:minmax(140px,1.1fr) minmax(160px,1fr) minmax(180px,1.3fr);gap:12px;align-items:center;padding:10px 12px;border-radius:12px}.decode-header{background:#1f8a701f;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-strong)}.decode-row{background:var(--panel-alt);font-size:13px}.decode-field{font-weight:600}.decode-raw{font-family:JetBrains Mono,Consolas,monospace;font-size:12px;color:var(--accent-strong)}.decode-parsed{text-align:left}.decode-explain{display:flex;flex-direction:column;gap:8px;background:var(--panel-alt);border-radius:12px;padding:12px}.decode-explain-body{display:grid;gap:6px;font-size:13px}.decode-explain-line{padding:6px 8px;background:#fff;border-radius:10px;border:1px solid rgba(31,138,112,.12)}.field-row{background:var(--panel-alt);border-radius:12px;padding:10px 12px;display:flex;justify-content:space-between;gap:10px}.field-label{font-size:12px;color:var(--ink-soft);min-width:120px}.field-value{font-size:13px;display:flex;flex-direction:column;gap:4px;align-items:flex-end;text-align:right}.field-hint{font-size:11px;color:var(--ink-soft)}.codeblock{font-family:JetBrains Mono,Consolas,monospace;background:#0f1316;color:#f2f4f5;border-radius:14px;padding:14px;white-space:pre-wrap;word-break:break-word;min-height:220px;max-height:420px;overflow:auto}.explain{display:flex;flex-direction:column;gap:10px;max-height:420px;overflow:auto}.explain p{margin:0;padding:10px 12px;background:var(--panel-alt);border-radius:12px;font-size:14px}.analysis-list{display:grid;gap:10px;max-height:420px;overflow:auto}.analysis-item{display:grid;grid-template-columns:120px 1fr;gap:10px;align-items:center;padding:10px 12px;background:var(--panel-alt);border-radius:12px}.analysis-token{font-family:JetBrains Mono,Consolas,monospace;font-size:12px;color:var(--accent-strong);word-break:break-word}.analysis-meta{display:flex;flex-direction:column;gap:4px}.analysis-label{font-size:13px}.analysis-detail{font-size:12px;color:var(--ink-soft)}.station-chip{background:#2aa1c01f;color:#0f4a5e;padding:6px 10px;border-radius:999px;font-size:12px;display:inline-flex;gap:6px;align-items:center}.empty{background:var(--panel-alt);border-radius:12px;padding:18px;text-align:center;color:var(--ink-soft)}.empty strong{display:block;color:var(--ink);margin-bottom:4px}.footer{padding:0 clamp(24px,4vw,56px) 26px;font-size:12px;color:var(--ink-soft);display:flex;flex-direction:column;gap:4px}@media(max-width:1200px){.grid{grid-template-columns:1fr}.column{display:contents}.panel-input{order:1}.panel-decode{order:2}.panel-settings{order:3}}@media(max-width:900px){.grid{grid-template-columns:1fr;padding:18px clamp(18px,4vw,32px) 28px}.panel{padding:14px;box-shadow:0 14px 32px #0c12161a}.header{padding:24px clamp(18px,4vw,32px) 10px}.footer{padding:0 clamp(18px,4vw,32px) 20px}}@media(max-width:600px){.panel-header{flex-direction:column;align-items:flex-start;gap:8px}.panel-actions{width:100%;justify-content:flex-start;flex-wrap:wrap}.controls{grid-template-columns:1fr}textarea{min-height:110px}.actions{flex-direction:column}.actions button{width:100%}.status{gap:8px}.chip{font-size:11px}.decode-header{display:none}.decode-table{gap:6px;max-height:min(58vh,520px);overflow:auto;padding-right:2px}.decode-row{grid-template-columns:minmax(92px,.9fr) minmax(0,1.1fr);grid-template-areas:"field parsed";align-items:center;gap:4px 10px;padding:8px 10px}.decode-row span:before{display:none}.decode-field{grid-area:field;font-size:12px}.decode-raw{display:none}.decode-parsed{grid-area:parsed;font-size:12px;line-height:1.35;word-break:break-word}.station-chip{font-size:11px;padding:4px 8px}}@keyframes floatIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.panel,.header,.footer{animation:floatIn .6s ease forwards}