:root{--bg:#0a0a0b;--surface:#18181b;--surface-2:#1f1f23;--surface-3:#27272a;--border:#2e2e33;--text:#f4f4f5;--text-muted:#a1a1aa;--accent:#6366f1;--danger:#ef4444;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.5}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100vh;margin:0;padding:0}#root{min-height:100vh}button{cursor:pointer;font-family:inherit}input,select,textarea{color:var(--text);font-family:inherit;font-size:14px}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.btn{border:1px solid #0000;border-radius:6px;padding:8px 14px;font-size:13px;font-weight:500;transition:background .12s,border-color .12s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#4f46e5}.btn-secondary{background:var(--surface-3);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:#2e2e33}.btn:disabled{opacity:.5;cursor:not-allowed}.input{border:1px solid var(--border);background:var(--surface-3);width:100%;color:var(--text);border-radius:6px;padding:8px 12px}.task-card{transition:background .12s,border-color .12s}.task-card:hover{background:#2c2c30!important}.section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin:0 0 8px;font-size:11px;font-weight:600}.shell{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;gap:22px;width:240px;padding:22px 18px;display:flex}.main{flex-direction:column;flex:1;min-width:0;display:flex}.main-header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:16px 24px;display:flex}.main-content{flex:1;min-width:0;padding:20px 24px 40px}@media (width<=800px){.shell{flex-direction:column}.sidebar{border-right:none;border-bottom:1px solid var(--border);width:100%}.main-header{padding:12px 16px}.main-content{padding:16px}.board-row{overflow-x:auto}.board-column{flex:0 0 280px!important}}