:root{color-scheme:dark}.activity-page{min-height:100vh;padding:42px 18px;background:radial-gradient(circle at top,#172341 0,#0a1020 44%,#060a13 100%);color:#f7f9ff;font-family:Montserrat,sans-serif}.activity-shell{width:min(1040px,100%);margin:auto}.activity-header{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.activity-eyebrow{display:block;margin-bottom:8px;color:#78a8ff;font-size:.76rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.activity-header h1{margin:0;font-size:clamp(2rem,5vw,3rem)}.activity-header p{max-width:650px;margin:10px 0 0;color:#aebbd2;line-height:1.6}.activity-back,.activity-empty a{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border:1px solid #2b3b5e;border-radius:12px;background:#111a2d;color:#fff;font-weight:700;text-decoration:none;white-space:nowrap}.activity-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:16px}.activity-summary article{padding:20px;border:1px solid #243453;border-radius:16px;background:rgba(17,26,45,.88);box-shadow:0 16px 40px rgba(0,0,0,.16)}.activity-summary small{display:block;margin-bottom:8px;color:#91a0bb;font-weight:700}.activity-summary strong{font-size:1.55rem}.activity-toolbar{display:flex;justify-content:flex-end;margin-bottom:18px}.activity-toolbar label{display:grid;gap:7px;color:#9ba9c2;font-size:.78rem;font-weight:800;text-transform:uppercase}.activity-toolbar select{min-width:250px;padding:12px 38px 12px 13px;border:1px solid #2a3d60;border-radius:11px;background:#111a2d;color:#fff;font:inherit;text-transform:none}.activity-state{display:grid;place-items:center;min-height:290px;padding:38px;border:1px dashed #2e4165;border-radius:18px;background:rgba(12,19,34,.72);text-align:center}.activity-spinner{width:38px;height:38px;border:4px solid #263758;border-top-color:#68a0ff;border-radius:50%;animation:activitySpin .8s linear infinite}@keyframes activitySpin{to{transform:rotate(360deg)}}.activity-empty>span{font-size:3rem}.activity-empty h2{margin:12px 0 6px}.activity-empty p{max-width:560px;margin:0 0 20px;color:#aebbd2;line-height:1.6}.activity-timeline{display:grid;gap:12px;margin:0;padding:0;list-style:none}.activity-item{display:grid;grid-template-columns:48px 1fr auto;gap:15px;align-items:start;padding:18px;border:1px solid #263958;border-radius:16px;background:rgba(17,26,45,.9)}.activity-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:#1a2945;font-size:1.3rem}.activity-content h2{margin:2px 0 5px;font-size:1rem}.activity-content p{margin:0;color:#aebbd2;line-height:1.5}.activity-reference{display:inline-block;margin-top:7px;color:#78a8ff;font-size:.78rem;font-weight:700}.activity-date{color:#91a0bb;font-size:.76rem;white-space:nowrap}.activity-badge{display:inline-flex;margin-top:8px;padding:5px 9px;border-radius:999px;background:#1c3155;color:#a9c9ff;font-size:.7rem;font-weight:800;text-transform:uppercase}@media(max-width:700px){.activity-page{padding:26px 14px}.activity-header{display:grid}.activity-back{justify-self:start}.activity-summary{grid-template-columns:1fr}.activity-toolbar,.activity-toolbar label,.activity-toolbar select{width:100%}.activity-item{grid-template-columns:42px 1fr}.activity-icon{width:42px;height:42px}.activity-date{grid-column:2;white-space:normal}}

/* Sprint 9.6.6 — búsqueda, orden y paginación */
.activity-toolbar{display:grid;grid-template-columns:minmax(260px,1fr) repeat(2,minmax(190px,240px));gap:12px;align-items:end}
.activity-toolbar label{min-width:0}.activity-toolbar input,.activity-toolbar select{width:100%;box-sizing:border-box;padding:12px 13px;border:1px solid #2a3d60;border-radius:11px;background:#111a2d;color:#fff;font:inherit;text-transform:none}.activity-toolbar input::placeholder{color:#71809b}.activity-toolbar input:focus,.activity-toolbar select:focus{outline:2px solid #68a0ff;outline-offset:2px}.activity-pagination{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:18px}.activity-pagination button{padding:11px 15px;border:1px solid #2a3d60;border-radius:11px;background:#111a2d;color:#fff;font:inherit;font-weight:800;cursor:pointer}.activity-pagination button:disabled{opacity:.45;cursor:not-allowed}.activity-pagination span{color:#aebbd2;font-size:.86rem;font-weight:700}
@media(max-width:850px){.activity-toolbar{grid-template-columns:1fr 1fr}.activity-search-field{grid-column:1/-1}}
@media(max-width:560px){.activity-toolbar{grid-template-columns:1fr}.activity-search-field{grid-column:auto}.activity-pagination{justify-content:space-between;gap:8px}.activity-pagination button{padding:10px 12px}.activity-pagination span{font-size:.76rem}}


/* Sprint 9.6.7 — exportación CSV */
.activity-export{align-self:end;min-height:44px;padding:11px 16px;border:1px solid #3d69aa;border-radius:11px;background:#1c4f91;color:#fff;font:inherit;font-weight:800;cursor:pointer;white-space:nowrap}.activity-export:hover{filter:brightness(1.12)}.activity-export:focus{outline:2px solid #68a0ff;outline-offset:2px}
.activity-toolbar{grid-template-columns:minmax(240px,1fr) minmax(170px,220px) minmax(170px,220px) auto}
@media(max-width:1000px){.activity-toolbar{grid-template-columns:1fr 1fr}.activity-search-field{grid-column:1/-1}.activity-export{width:100%}}
@media(max-width:560px){.activity-toolbar{grid-template-columns:1fr}.activity-search-field{grid-column:auto}.activity-export{width:100%}}