:root{--ink:#182230;--muted:#718096;--line:#e7ebf1;--surface:#fff;--canvas:#f5f7fb;--blue:#2563eb;--blue-soft:#edf4ff;--green:#0f9f6e;--amber:#b7791f;--red:#d14b55;--shadow:0 10px 30px rgba(29,48,76,.06);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--canvas)}*{box-sizing:border-box}body{margin:0;background:var(--canvas)}button,input,select{font:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:248px;background:#101923;color:#c9d3df;padding:26px 16px 20px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;padding:0 12px}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#d9f6eb;color:#087a58;font-size:15px}.sidebar-caption{font-size:12px;color:#7d8d9f;margin:12px 12px 30px}.nav-list{display:grid;gap:5px}.nav-item{border:0;background:transparent;color:#aebdcb;text-align:left;padding:12px;border-radius:9px;cursor:pointer;display:flex;gap:12px;align-items:center}.nav-item span{width:18px;color:#8496a8;text-align:center}.nav-item:hover,.nav-item.active{background:#1b2a3a;color:#fff}.nav-item.active span{color:#63d5ac}.sidebar-footer{margin-top:auto;display:flex;align-items:center;gap:8px;border-top:1px solid #253341;padding:18px 12px 0;font-size:12px;color:#8292a2}.sync-dot{width:7px;height:7px;border-radius:50%;background:#f0b858}.main-content{min-width:0;flex:1}.topbar{height:74px;background:rgba(255,255,255,.86);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px;position:sticky;top:0;z-index:2}.breadcrumb{font-size:13px;color:var(--muted)}.breadcrumb span{padding:0 8px;color:#b3bdc9}.breadcrumb 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0}.primary-button,.secondary-button{border:0;border-radius:8px;cursor:pointer;font-weight:700;padding:12px 17px}.primary-button{background:var(--blue);color:#fff;box-shadow:0 5px 12px rgba(37,99,235,.18)}.secondary-button{background:#eef2f6;color:#344255}.text-button{border:0;background:transparent;color:var(--blue);cursor:pointer;font-size:13px;font-weight:650}.status-banner{display:flex;align-items:center;gap:12px;background:var(--blue-soft);border:1px solid #dbe8ff;border-radius:10px;padding:13px 16px;margin-bottom:22px}.status-icon{display:grid;place-items:center;background:#d9f8ea;color:var(--green);width:26px;height:26px;border-radius:50%;font-weight:800}.status-banner div{display:grid;gap:2px;flex:1}.status-banner strong{font-size:13px}.status-banner span{color:var(--muted);font-size:12px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:20px;box-shadow:var(--shadow)}.stat-card span,.stat-card small{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:28px;margin:13px 0 7px}.stat-card.accent strong{color:var(--blue)}.stat-card.warning strong{color:var(--amber)}.stat-card.danger strong{color:var(--red)}.content-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,1fr);gap:22px}.panel{background:var(--surface);border:1px solid var(--line);border-radius:11px;box-shadow:var(--shadow);padding:22px}.panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:4px}.panel h2{font-size:16px;margin:0}.panel-header p{font-size:12px;color:var(--muted);margin:6px 0 0}.task-row{display:grid;grid-template-columns:8px minmax(0,1fr) auto;gap:13px;align-items:center;padding:17px 2px;border-bottom:1px solid #eef1f5}.task-row:last-child{border-bottom:0}.task-bar{width:8px;height:36px;border-radius:5px;background:#b9c8db}.task-bar.blue{background:#5b8def}.task-bar.amber{background:#e7b85e}.task-row h3{font-size:14px;margin:0 0 7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.task-meta{font-size:12px;color:var(--muted)}.task-status{font-size:11px;color:#526273;background:#f0f3f7;padding:6px 8px;border-radius:5px;white-space:nowrap}.timeline-list{display:grid}.timeline-item{display:grid;grid-template-columns:12px 1fr;gap:12px;padding:17px 0;border-bottom:1px solid #eef1f5}.timeline-item:last-child{border-bottom:0}.timeline-dot{width:10px;height:10px;border:2px solid var(--blue);border-radius:50%;margin-top:3px}.timeline-item strong{font-size:13px}.timeline-item small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.toolbar{display:flex;gap:10px;margin-bottom:16px}.search-box{display:flex;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--muted);flex:1;max-width:450px}.search-box input{border:0;outline:0;padding:11px 0;width:100%}.toolbar select{border:1px solid var(--line);border-radius:8px;color:#526273;background:#fff;padding:0 12px}.full-task-list{display:grid}.empty-icon{font-size:30px;color:#9aabc0;margin-bottom:16px}.calendar-card{text-align:center;padding:70px 20px}.calendar-card p,.panel>p{color:var(--muted);font-size:14px}.loading-state{display:grid;gap:10px;padding:22px 0}.loading-bar{height:43px;border-radius:7px;background:linear-gradient(90deg,#f2f4f7,#fafbfc,#f2f4f7);background-size:200% 100%;animation:load 1.4s infinite}.loading-bar.short{width:65%}@keyframes load{to{background-position:-200% 0}}dialog{border:0;border-radius:12px;padding:0;box-shadow:0 20px 60px rgba(20,31,46,.25);max-width:430px;width:calc(100% - 32px)}dialog::backdrop{background:rgba(16,25,35,.4)}.dialog-card{padding:25px}.dialog-header{display:flex;justify-content:space-between}.dialog-header h2{margin:0;font-size:20px}.dialog-copy{color:var(--muted);font-size:14px;line-height:1.7;margin:22px 0}.dialog-card .secondary-button{width:100%}@media(max-width:900px){.sidebar{width:210px}.page{padding:30px}.stat-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:1fr}}@media(max-width:640px){.sidebar{position:fixed;inset:0 auto 0 0;transform:translateX(-100%);z-index:4;transition:transform .2s}.sidebar.open{transform:translateX(0)}.mobile-menu{display:block;border:0;background:transparent;color:#526273;font-size:22px;cursor:pointer}.topbar{padding:0 18px;gap:14px}.top-actions span:last-child{display:none}.page{padding:25px 17px}.page-heading{align-items:flex-start;flex-direction:column}.page h1{font-size:27px}.primary-button{width:100%}.stat-grid{gap:10px}.stat-card{padding:15px}.stat-card strong{font-size:24px}.content-grid{gap:14px}.toolbar{flex-direction:column}.search-box{max-width:none;min-height:44px}.toolbar select{min-height:44px}.task-row{grid-template-columns:7px minmax(0,1fr)}.task-status{grid-column:2;justify-self:start}.breadcrumb{font-size:12px}}