:root{--text:#645f6d;--text-h:#17131d;--bg:#faf9fc;--border:#e4e0ea;--code-bg:#f1eef7;--accent:#7c3aed;--accent-bg:#7c3aed1f;--accent-border:#7c3aed59;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font:16px/1.5 Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{margin:0}#root{min-height:100vh}h1,h2,h3,strong{color:var(--text-h)}h1{margin:0;font-size:28px}h2{margin:0;font-size:18px}h3{font-size:16px}a{color:var(--accent)}*{box-sizing:border-box}.layout{grid-template-columns:280px 1fr;min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--border);box-sizing:border-box;background:#f4f3ec59;padding:20px}.sidebar-section+.sidebar-section{margin-top:24px}.main-grid{grid-template-columns:360px 1fr 420px;min-height:100vh;display:grid}.panel{box-sizing:border-box;border-right:1px solid var(--border);flex-direction:column;gap:16px;padding:20px;display:flex}.detail-panel{border-right:none}.panel-header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.muted{color:var(--text);opacity:.8}.small{font-size:13px}.sprint-list{flex-direction:column;gap:10px;display:flex}.sprint-item{text-align:left;border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:10px;flex-direction:column;gap:8px;padding:12px;display:flex}.sprint-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-bg)}.sprint-item-type{text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-size:12px}.status{background:var(--code-bg);color:var(--text-h);border-radius:999px;align-items:center;padding:4px 10px;font-size:12px;display:inline-flex}.status.ready-for-sprint{color:#065f46;background:#10b9811f}.status.needs-normalization{color:#92400e;background:#f59e0b1f}.status.needs-path,.status.new{color:#374151;background:#6b72801f}.tab-switch{border:1px solid var(--border);border-radius:10px;display:flex;overflow:hidden}.tab-btn{cursor:pointer;color:var(--text);background:0 0;border:none;flex:1;padding:10px 14px;font-weight:500}.tab-btn.active{background:var(--accent);color:#fff}.sprint-form,.reply-box{flex-direction:column;gap:12px;display:flex}.sprint-form label,.reply-box textarea{flex-direction:column;gap:6px;display:flex}textarea,select,button,input[type=text]{font:inherit}textarea,select,input[type=text]{box-sizing:border-box;border:1px solid var(--border);background:var(--bg);width:100%;color:var(--text-h);border-radius:10px;padding:10px 12px}button.primary,button.secondary{cursor:pointer;border:1px solid #0000;border-radius:10px;padding:10px 14px}button.primary{background:var(--accent);color:#fff}button.secondary{background:var(--code-bg);color:var(--text-h)}button:disabled{opacity:.5;cursor:not-allowed}.messages{flex-direction:column;flex:1;gap:12px;display:flex;overflow:auto}.message{border:1px solid var(--border);background:var(--bg);border-radius:12px;padding:12px}.message.user{border-color:var(--accent-border)}.message-meta{text-transform:uppercase;letter-spacing:.06em;color:var(--text);justify-content:space-between;gap:8px;margin-bottom:8px;font-size:12px;display:flex}pre{white-space:pre-wrap;font:inherit;color:var(--text-h);margin:0}.reply-actions{gap:10px;display:flex}.detail-stack{flex-direction:column;gap:12px;display:flex}.card{border:1px solid var(--border);background:var(--bg);border-radius:12px;padding:14px}.card h3{margin:0 0 10px}.list-block+.list-block{margin-top:12px}.card ul{margin:8px 0 0;padding-left:18px}@media (width<=1180px){.layout{grid-template-columns:1fr}.sidebar{border-right:none;border-bottom:1px solid var(--border)}.main-grid{grid-template-columns:1fr}.panel{border-right:none;border-bottom:1px solid var(--border)}}