:root{--accent:#0f8b8d;--accent-soft:#e2f4f2;--nav:#176b70;--nav2:#135c61;--ink:#17383b;--muted:#607b7d;--line:#d5e5e3;--soft:#f4fbfa;--panel:#fff;--good:#287c66;--warn:#9b7218;--danger:#aa4046}
html,body,.system-app{background:#eef8f7}.sidebar{background:linear-gradient(180deg,#176b70 0%,#135c61 100%)}.side-label{color:#a7d6d3}.nav-btn:hover{background:rgba(255,255,255,.08)}.nav-btn.active{background:rgba(255,255,255,.13)}.landing-main{background:linear-gradient(135deg,#ffffff 0%,#eaf7f4 100%)}.preview-bar{background:#176b70}.preview-row em{background:#e4f5f2;color:#147174;border-color:#a9d8d4}.kpi{border-top:3px solid #57b7af}.notice{background:#eff9f7;border-color:#c6e6e2}