:root{--bg:#f4f7fb;--panel:#fff;--text:#172033;--muted:#6f7b91;--line:#e7ebf2;--brand:#315efb;--brand2:#7847ff;--good:#18a66a;--warn:#f4a825;--bad:#e24c5b;--shadow:0 12px 35px rgba(31,45,76,.08);--sidebar:#0d162a}
*{box-sizing:border-box}body{margin:0;font:14px/1.5 Inter,system-ui,-apple-system,Segoe UI,Arial;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#0b1325,#111b31);color:#fff;padding:20px 14px;position:sticky;top:0;height:100vh;overflow:auto}.brand{display:flex;gap:12px;align-items:center;padding:0 8px 22px}.brand-mark{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;font-weight:800;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 8px 20px rgba(49,94,251,.35)}.brand strong,.brand span{display:block}.brand span{font-size:12px;color:#aab5cb}.nav-label{padding:18px 12px 8px;color:#71809c;font-size:11px;text-transform:uppercase;letter-spacing:.12em}.nav-item{width:100%;border:0;background:transparent;color:#aeb9cd;text-align:left;padding:11px 12px;border-radius:10px;margin:2px 0;cursor:pointer}.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.1);color:#fff}.nav-item span{margin-left:9px}.sidebar-footer{margin-top:24px;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}.sidebar-footer button,.import-label{display:block;width:100%;padding:9px;border-radius:9px;border:1px solid rgba(255,255,255,.15);background:transparent;color:#cad3e3;text-align:center;margin:6px 0;cursor:pointer}.import-label input{display:none}.main{min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;background:rgba(244,247,251,.9);backdrop-filter:blur(12px);position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.top-title h1{margin:0;font-size:22px}.top-title p{margin:2px 0 0;color:var(--muted)}.top-actions,.inline-actions{display:flex;align-items:center;gap:10px}.top-actions input{width:260px}.primary,.secondary,.icon-btn,.text-btn{border:0;border-radius:10px;padding:10px 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body.dark{--bg:#0d1422;--panel:#131d2e;--text:#edf3ff;--muted:#9aa7bc;--line:#233047;--shadow:0 12px 35px rgba(0,0,0,.18)}body.dark .secondary{background:#1d2940}.empty{padding:28px;text-align:center;color:var(--muted)}
@media(max-width:1050px){.stats-grid{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:1fr}.card-grid{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-280px;z-index:60;width:260px;transition:.25s}.sidebar.open{left:0}.mobile-only{display:inline-block}.topbar{padding:14px}.top-actions input{display:none}.top-title h1{font-size:18px}.view{padding:14px}.hero-card{display:block;padding:22px}.hero-card h2{font-size:24px}.stats-grid{grid-template-columns:1fr 1fr}.card-grid,.grid.three{grid-template-columns:1fr}.section-tools{align-items:flex-start;gap:12px}.form-grid{grid-template-columns:1fr}.form-grid .span-2{grid-column:auto}.calendar-grid{min-width:700px}.panel:has(.calendar-grid){overflow:auto}}
@media print{.sidebar,.topbar,.section-tools,.no-print{display:none!important}.app-shell{display:block}.view{display:none!important}.view.active{display:block!important;padding:0}.panel,.task-sheet{box-shadow:none;border-color:#bbb}body{background:#fff;color:#111}}