:root{--ink:#22333b;--paper:#f2f4f3;--red:#e63946;--cyan:#a8dadc;--line:#d9dfde;--muted:#718087}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.4 Inter,ui-sans-serif,system-ui,sans-serif}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:246px;flex:none;background:var(--ink);color:var(--paper);padding:28px 18px 20px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;line-height:1.05;letter-spacing:-.04em}
.brand img{width:39px}
.workspace-label{color:#91a2a7;font-size:10px;letter-spacing:.12em;margin:54px 12px 13px}
.workspace-label span{float:right;color:var(--cyan)}
.nav{display:grid;gap:4px}
.nav-item{border:0;background:none;color:#b8c3c5;text-align:left;padding:12px;border-radius:6px;font:inherit;cursor:pointer;display:flex;align-items:center;gap:10px}
.nav-item:hover,.nav-item.is-active{background:#31454d;color:#fff}
.nav-item.is-active{box-shadow:inset 3px 0 var(--red)}
.nav-icon{width:18px;font-size:20px;color:var(--cyan);text-align:center}
.nav-item em{margin-left:auto;font-size:11px;font-style:normal;background:#49606a;color:#d9f2f3;padding:2px 7px;border-radius:20px}
.sidebar-foot{margin-top:auto;border-top:1px solid #3c5057;padding:18px 9px 0;display:flex;gap:9px;font-size:11px}
.sidebar-foot small{display:block;color:#8ea0a5;margin-top:3px}
.status-dot{background:#73c7a4;width:8px;height:8px;border-radius:50%;margin-top:5px}
.main{min-width:0;flex:1}
.topbar{height:70px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:flex-end;padding:0 42px}
.mobile-brand{display:none;font-weight:750;letter-spacing:-.04em}
.top-actions{display:flex;align-items:center;gap:17px}
.icon-button{border:0;background:none;font-size:27px;color:var(--ink);cursor:pointer;line-height:1}
.avatar,.mini-avatar{width:34px;height:34px;border-radius:50%;background:var(--cyan);display:grid;place-items:center;font-size:11px;font-weight:700}
.view-root{max-width:1190px;margin:0 auto;padding:42px 42px 70px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.eyebrow{font-size:11px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin:0 0 8px}
.page-title{font-size:31px;letter-spacing:-.055em;margin:0;font-weight:750}
.date-note{color:var(--muted);font-size:12px}
.primary{border:0;background:var(--red);color:#fff;border-radius:4px;padding:12px 17px;font:600 13px inherit;cursor:pointer}
.metrics{border-top:1px solid var(--ink);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:31px}
.metric{padding:17px 18px 15px 0;border-right:1px solid var(--line)}
.metric:not(:first-child){padding-left:18px}
.metric:last-child{border:0}
.metric-label{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.metric-value{font-size:27px;font-weight:750;letter-spacing:-.06em}
.alert,.priority{color:var(--red)}
.metric-change{font-size:11px;color:#55917d;margin-left:6px}
.board-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}
.section-title{font-size:17px;margin:0;letter-spacing:-.03em}
.filters{display:flex;gap:7px}
.filter{border:1px solid var(--line);background:transparent;border-radius:3px;padding:7px 10px;color:var(--muted);font:12px inherit;cursor:pointer}
.filter.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.board{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px;align-items:start}
.column{min-width:0}
.column-head{display:flex;justify-content:space-between;border-bottom:2px solid var(--ink);padding-bottom:9px;margin-bottom:10px}
.column-head small{color:var(--muted)}
.ticket{background:#fff;border:1px solid var(--line);border-radius:4px;padding:14px;margin-bottom:10px;cursor:pointer;box-shadow:0 3px 8px #22333b09;transition:transform .16s,box-shadow .16s}
.ticket:hover{transform:translateY(-2px);box-shadow:0 12px 28px #22333b14}
.ticket-top,.ticket-foot{display:flex;justify-content:space-between;gap:6px}
.ticket-id,.ticket-foot{font-size:11px;color:var(--muted)}
.ticket h3{font-size:14px;line-height:1.25;margin:10px 0 14px;letter-spacing:-.02em}
.ticket-foot{border-top:1px solid #edf0ef;padding-top:10px}
.tag{color:var(--ink);background:var(--cyan);padding:2px 5px;border-radius:2px;font-size:10px}
.empty{padding:20px 5px;color:var(--muted);font-size:12px;border-bottom:1px solid var(--line)}
.detail{position:fixed;right:25px;bottom:25px;width:300px;background:var(--ink);color:#fff;padding:19px;border-radius:5px;box-shadow:0 12px 28px #22333b33;z-index:2}
.detail button{float:right;color:#fff}
.detail h3{margin:8px 0}
.detail p{color:#b5c4c6;font-size:12px}
.detail-action{background:var(--cyan);color:var(--ink);border:0;padding:8px 10px;border-radius:3px;cursor:pointer}
.text-panel{max-width:760px;border-top:1px solid var(--ink);padding-top:18px}
.history-row,.team-row,.workflow-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:17px 0;gap:15px}
.history-row small,.team-row small{display:block;color:var(--muted);margin-top:3px}
.person{display:flex;gap:12px;align-items:center}
.switch{accent-color:var(--red);width:20px;height:20px}
@media(min-width:1200px){.view-root{padding-top:50px}
.board{gap:16px}
.ticket{padding:16px}
}
@media(max-width:700px){body{padding-bottom:72px}
.app-shell{display:block}
.sidebar{position:fixed;z-index:10;inset:auto 0 0;width:auto;height:72px;padding:0;background:var(--ink);box-shadow:0 -8px 24px #22333b1f}
.brand,.workspace-label,.sidebar-foot{display:none}
.nav{height:100%;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.nav-item{min-width:0;justify-content:center;flex-direction:column;gap:2px;padding:8px 3px 7px;text-align:center;border-radius:0;font-size:10px;line-height:1.15}
.nav-item.is-active{box-shadow:inset 0 -3px var(--red)}
.nav-icon{height:25px;font-size:19px;line-height:25px}
.nav-label{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis}
.nav-item em{display:none}
.topbar{height:58px;padding:0 18px;justify-content:space-between}
.mobile-brand{display:block}
.view-root{padding:25px 18px 50px}
.page-head{align-items:flex-start;flex-direction:column;margin-bottom:23px}
.page-title{font-size:27px}
.primary{width:100%}
.metrics{grid-template-columns:repeat(2,1fr);margin-bottom:24px}
.metric{padding:12px 8px 12px 0}
.metric:not(:first-child){padding-left:8px}
.metric:nth-child(2){border-right:0}
.metric-value{font-size:22px}
.board-head{align-items:flex-start;flex-direction:column;gap:12px}
.filters{width:100%;overflow:auto}
.filter{white-space:nowrap}
.board{grid-template-columns:1fr;gap:22px}
.column{display:block}
.detail{left:18px;right:18px;bottom:90px;width:auto}
}
@media(max-width:390px){.view-root{padding-left:14px;padding-right:14px}
.top-actions{gap:10px}
.metric-label{font-size:9px}
.metric-value{font-size:20px}
}