.activitiesPage{
  width:100%;
  max-width:1120px;
  margin:0 auto;
}

.activitiesHero{
  display:grid;
  grid-template-columns:minmax(0,1fr) 220px;
  gap:20px;
  align-items:stretch;
  margin-bottom:18px;
}

.eyebrow{
  margin:0 0 8px;
  color:#0f766e;
  font-size:12px;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.activitiesHero h1{
  margin:0;
  font-size:clamp(36px, 6vw, 68px);
  line-height:.95;
  letter-spacing:-.055em;
}

.heroText{
  max-width:720px;
  margin:16px 0 0;
  color:var(--text-secondary);
  font-size:16px;
  line-height:1.6;
}

.activitySummaryCard{
  border:1px solid rgba(15,118,110,.2);
  border-radius:22px;
  padding:20px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  background:linear-gradient(135deg,#ffffff,#ecfeff);
  box-shadow:var(--shadow-sm);
}

.activitySummaryCard span,
.activitySummaryCard small{
  color:var(--text-secondary);
  font-size:12px;
  font-weight:800;
}

.activitySummaryCard strong{
  font-size:54px;
  letter-spacing:-.06em;
}

.activityToolbar{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  align-items:center;
  margin:0 0 20px;
}

.activitySearch{
  position:relative;
  flex:1 1 320px;
  max-width:560px;
}

.activitySearch::after{
  content:"";
  position:absolute;
  right:18px;
  top:50%;
  width:12px;
  height:12px;
  border:1.8px solid var(--text-secondary);
  border-radius:50%;
  transform:translateY(-55%);
}

.activitySearch::before{
  content:"";
  position:absolute;
  right:13px;
  top:calc(50% + 7px);
  width:8px;
  height:1.8px;
  border-radius:99px;
  background:var(--text-secondary);
  transform:rotate(45deg);
}

.activitySearch input{
  width:100%;
  height:48px;
  border:1px solid var(--gray-400);
  border-radius:999px;
  padding:0 46px 0 18px;
  background:#fff;
  color:var(--text-primary);
  font-size:16px;
  box-shadow:var(--shadow-xs);
}

.activitySearch input:focus,
.activityFilter select:focus{
  outline:3px solid rgba(15,118,110,.14);
  border-color:#0f766e;
}

.activityFilter{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-primary);
  font-size:14px;
  font-weight:600;
}

.activityFilter select{
  min-width:190px;
  height:40px;
  border:1px solid transparent;
  border-radius:10px;
  background:transparent;
  color:var(--text-primary);
  font-weight:800;
}

.activityStatus{
  min-height:24px;
  margin:2px 0 14px;
  color:var(--text-secondary);
  font-size:13px;
}

.activityStatus.error{
  color:var(--danger);
}

.activityFeed{
  display:grid;
  gap:16px;
}

.activityDateGroup{
  margin:10px 0 2px;
  color:var(--text-secondary);
  font-size:14px;
  font-weight:800;
}

.activityCard{
  border:1px solid var(--border-color);
  border-radius:12px;
  background:#fff;
  box-shadow:var(--shadow-sm);
  padding:22px 24px;
}

.activityCardHeader{
  display:grid;
  grid-template-columns:34px minmax(0,1fr) auto;
  gap:14px;
  align-items:start;
}

.activityAvatar{
  width:32px;
  height:32px;
  border-radius:999px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--gray-100);
  color:var(--gray-700);
  font-size:13px;
  font-weight:800;
}

.activityMain{
  min-width:0;
}

.activityLine{
  color:var(--text-primary);
  font-size:15px;
  line-height:1.45;
}

.activityLine a,
.activitySubject{
  color:#006b68;
  font-weight:800;
  text-decoration:underline;
  text-underline-offset:2px;
}

.activityMeta{
  margin-top:3px;
  color:var(--text-secondary);
  font-size:13px;
}

.activityPill{
  border:1px solid #fb6b3f;
  border-radius:999px;
  padding:5px 10px;
  color:#111827;
  background:#fff;
  font-size:12px;
  font-weight:800;
  white-space:nowrap;
}

.activityPill.click{
  border-color:#2563eb;
}

.activityPill.email{
  border-color:#0f766e;
}

.activityDetailsToggle{
  margin:14px 0 0 42px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:0;
  background:transparent;
  color:var(--text-primary);
  font-size:14px;
  cursor:pointer;
}

.activityDetailsToggle::before{
  content:">";
  display:inline-block;
  font-size:18px;
  line-height:1;
  transform:translateY(-1px);
}

.activityCard.open .activityDetailsToggle::before{
  transform:rotate(90deg);
}

.activityDetails{
  display:none;
  margin:14px 0 0 48px;
  padding-left:18px;
  border-left:1px solid var(--gray-300);
  color:var(--text-secondary);
  font-size:14px;
}

.activityCard.open .activityDetails{
  display:grid;
  gap:9px;
}

.activityDetailItem strong{
  color:var(--text-primary);
  font-weight:700;
}

.emptyActivity{
  border:1px dashed var(--border-color);
  border-radius:16px;
  padding:34px;
  background:rgba(255,255,255,.7);
  color:var(--text-secondary);
  text-align:center;
}

.activityPager{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  margin:22px 0 6px;
}

.pagerBtn{
  border:1px solid var(--border-color);
  background:#fff;
  color:var(--text-primary);
  border-radius:999px;
  padding:9px 14px;
  font-weight:800;
  cursor:pointer;
}

.pagerBtn:disabled{
  opacity:.45;
  cursor:not-allowed;
}

.srOnly{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

@media (max-width:860px){
  .activitiesPage{
    max-width:none;
  }

  .activitiesHero{
    grid-template-columns:1fr;
  }

  .activityToolbar{
    align-items:stretch;
  }

  .activitySearch,
  .activityFilter{
    width:100%;
    max-width:none;
  }

  .activityFilter{
    justify-content:space-between;
  }
}

@media (max-width:560px){
  .app{
    padding:12px;
  }

  .activityCard{
    padding:18px;
  }

  .activityCardHeader{
    grid-template-columns:32px minmax(0,1fr);
  }

  .activityPill{
    grid-column:2;
    justify-self:start;
  }

  .activityDetailsToggle,
  .activityDetails{
    margin-left:0;
  }
}