:root{--u-bg:#0f0f10;--u-card:#17181a;--u-muted:#9aa3af;--u-fg:#e5e7eb}
.u-container{max-width:1200px;margin:1rem auto;padding:0 1rem}
.u-grid{display:grid;grid-template-columns:1fr}
@media(min-width:900px){.u-grid{grid-template-columns:1fr 1fr}}
.u-gap{gap:1rem}
.u-card{background:var(--u-card);padding:1rem;border-radius:8px;border:1px solid #26272b}
.u-btn{background:#26272b;border:1px solid #333;color:var(--u-fg);padding:.5rem .75rem;border-radius:6px;cursor:pointer}
.u-ghost{background:transparent}
.u-sep{display:inline-block;width:1px;height:24px;background:#333;margin:0 .5rem}
.u-input{background:#0e0f11;border:1px solid #2a2b2f;border-radius:6px;padding:.5rem .6rem;color:var(--u-fg)}
.tend-calendar{width:100%;min-height:420px;border:1px solid #333;border-radius:6px;overflow:hidden}
.tend-cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);background:#141517;border-bottom:1px solid #333}
.tend-cal-weekdays div{text-align:center;font-size:.85rem;color:var(--u-muted);padding:.5rem 0}
.tend-cal-grid{display:grid;grid-template-columns:repeat(7,1fr);grid-auto-rows:100px}
.tend-cal-cell{border-right:1px solid #2a2b2f;border-bottom:1px solid #2a2b2f;padding:.25rem;position:relative}
.tend-cal-date{font-size:.75rem;color:var(--u-muted)}
.tend-cal-event{font-size:.75rem;background:#1f2937;border:1px solid #374151;padding:.15rem .3rem;border-radius:4px;margin-top:.15rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#tend-tasks{display:grid;gap:.5rem}
.tend-task{display:flex;align-items:center;justify-content:space-between;background:#141517;padding:.5rem .75rem;border:1px solid #2a2b2f;border-radius:6px}
.tend-task .meta{font-size:.8rem;color:var(--u-muted)}
.tend-task .title{font-weight:600}
.tend-filters{display:flex;gap:.5rem;flex-wrap:wrap;margin:.5rem 0}
#tend-quick-add .qa-row{display:flex;gap:.5rem;flex-wrap:wrap;margin:.5rem 0}
#tend-quick-add input,#tend-quick-add select{background:#0e0f11;border:1px solid #2a2b2f;border-radius:6px;padding:.5rem .6rem;color:var(--u-fg)}
.qa-hint{font-size:.8rem;color:var(--u-muted)}