:root{
  --ui-bg:#f6f8fc;
  --ui-surface:#ffffff;
  --ui-surface-soft:rgba(255,255,255,.78);
  --ui-border:#e8edf5;
  --ui-border-strong:#d8e1ef;
  --ui-text:#172033;
  --ui-text-soft:#667085;
  --ui-muted:#98a2b3;
  --ui-primary:#4f7cff;
  --ui-primary-soft:rgba(79,124,255,.10);
  --ui-success:#16a34a;
  --ui-warning:#d97706;
  --ui-danger:#dc2626;
  --ui-shadow:0 10px 30px rgba(16,24,40,.06);
  --ui-radius:22px;
}

body{
  background:
    radial-gradient(circle at top left, rgba(79,124,255,.08), transparent 22%),
    radial-gradient(circle at top right, rgba(38,198,218,.06), transparent 20%),
    var(--ui-bg);
  color:var(--ui-text);
}

.tt-shell{
  display:flex;
  flex-direction:column;
  gap:20px;
}

.tt-page-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:18px;
  padding:4px 2px;
}

.tt-page-title{
  margin:0;
  font-size:clamp(26px, 3vw, 36px);
  line-height:1.05;
  font-weight:800;
  letter-spacing:-.03em;
}

.tt-page-subtitle{
  margin:8px 0 0;
  color:var(--ui-text-soft);
  font-size:15px;
}

.tt-page-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.tt-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid var(--ui-border);
  background:var(--ui-surface);
  color:var(--ui-text);
  text-decoration:none;
  font-weight:700;
  box-shadow:var(--ui-shadow);
  transition:.18s ease;
}
.tt-btn:hover{transform:translateY(-1px); border-color:var(--ui-border-strong);}
.tt-btn-primary{background:linear-gradient(135deg, #4f7cff, #6a8fff); color:#fff; border-color:transparent;}
.tt-btn-soft{background:var(--ui-primary-soft); color:var(--ui-primary); border-color:transparent; box-shadow:none;}

.tt-grid{
  display:grid;
  gap:18px;
}
.tt-grid-kpi{grid-template-columns:repeat(4, minmax(0,1fr));}
.tt-grid-3{grid-template-columns:1.2fr 1fr 1fr;}
.tt-grid-2{grid-template-columns:repeat(2, minmax(0,1fr));}

.tt-card{
  background:var(--ui-surface-soft);
  backdrop-filter:blur(10px);
  border:1px solid var(--ui-border);
  border-radius:var(--ui-radius);
  box-shadow:var(--ui-shadow);
  padding:20px;
}

.tt-card-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  margin-bottom:16px;
}
.tt-card-title{
  margin:0;
  font-size:18px;
  font-weight:800;
  letter-spacing:-.02em;
}
.tt-card-subtitle{
  margin:6px 0 0;
  color:var(--ui-text-soft);
  font-size:13px;
}

.tt-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:7px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--ui-border);
  color:var(--ui-text-soft);
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}

.tt-kpi{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.tt-kpi-icon{
  width:46px;
  height:46px;
  border-radius:16px;
  background:var(--ui-primary-soft);
  color:var(--ui-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
}
.tt-kpi-label{
  color:var(--ui-text-soft);
  font-size:14px;
  font-weight:600;
}
.tt-kpi-value{
  display:flex;
  align-items:flex-end;
  gap:10px;
}
.tt-kpi-value strong{
  font-size:34px;
  line-height:1;
  letter-spacing:-.04em;
}
.tt-kpi-trend{
  font-size:13px;
  font-weight:800;
  padding:6px 9px;
  border-radius:999px;
  background:#f8fafc;
}
.tt-kpi-trend.up{color:var(--ui-success);}
.tt-kpi-trend.down{color:var(--ui-danger);}

.tt-chart-box{
  min-height:300px;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
  overflow:hidden;
}
.tt-chart-donut{
  width:220px;
  height:220px;
  border-radius:50%;
  background:conic-gradient(#4f7cff 0 57%, #70a4ff 57% 81%, #9ad5ff 81% 100%);
  position:relative;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.tt-chart-donut:before{
  content:"";
  position:absolute;
  inset:42px;
  background:#fff;
  border-radius:50%;
  box-shadow:0 0 0 1px var(--ui-border);
}
.tt-chart-center{
  position:absolute;
  text-align:center;
  font-weight:800;
  z-index:1;
}
.tt-chart-center strong{display:block; font-size:32px; line-height:1;}
.tt-chart-center span{font-size:13px; color:var(--ui-text-soft);}

.tt-bars{
  display:flex;
  align-items:flex-end;
  gap:16px;
  min-height:240px;
  padding-top:18px;
}
.tt-bar-col{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}
.tt-bar{
  width:100%;
  max-width:44px;
  background:linear-gradient(180deg, #79a2ff 0%, #4f7cff 100%);
  border-radius:14px 14px 8px 8px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
}
.tt-bar-label{
  font-size:12px;
  color:var(--ui-text-soft);
  font-weight:700;
}

.tt-table-wrap{
  overflow:auto;
  border:1px solid var(--ui-border);
  border-radius:18px;
}
.tt-table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  min-width:760px;
}
.tt-table th,
.tt-table td{
  padding:15px 16px;
  text-align:left;
  border-bottom:1px solid var(--ui-border);
  vertical-align:middle;
}
.tt-table th{
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:var(--ui-text-soft);
  font-weight:800;
  background:rgba(248,250,252,.92);
}
.tt-table tr:last-child td{border-bottom:none;}
.tt-table tbody tr:hover{background:rgba(79,124,255,.03);}

.tt-avatar-row{
  display:flex;
  align-items:center;
  gap:12px;
}
.tt-avatar{
  width:36px;
  height:36px;
  border-radius:50%;
  background:linear-gradient(135deg, #dbe7ff, #f2f6ff);
  border:1px solid var(--ui-border);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:800;
  color:var(--ui-primary);
}

.tt-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:30px;
  padding:5px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
  background:#f8fafc;
  border:1px solid var(--ui-border);
}
.tt-badge.success{color:var(--ui-success); background:rgba(22,163,74,.08); border-color:rgba(22,163,74,.12);}
.tt-badge.warning{color:var(--ui-warning); background:rgba(217,119,6,.08); border-color:rgba(217,119,6,.12);}
.tt-badge.danger{color:var(--ui-danger); background:rgba(220,38,38,.08); border-color:rgba(220,38,38,.12);}
.tt-badge.primary{color:var(--ui-primary); background:rgba(79,124,255,.08); border-color:rgba(79,124,255,.12);}

.tt-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.tt-list-item{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  border-radius:16px;
  background:#fff;
  border:1px solid var(--ui-border);
}
.tt-list-item small{display:block; color:var(--ui-text-soft); margin-top:3px;}

.tt-form-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:14px;
}
.tt-field label{
  display:block;
  font-size:12px;
  font-weight:800;
  color:var(--ui-text-soft);
  margin-bottom:8px;
  text-transform:uppercase;
  letter-spacing:.04em;
}
.tt-field input,
.tt-field select,
.tt-field textarea{
  width:100%;
  min-height:46px;
  border-radius:14px;
  border:1px solid var(--ui-border);
  background:#fff;
  padding:12px 14px;
  color:var(--ui-text);
  outline:none;
  transition:.18s ease;
}
.tt-field textarea{min-height:110px; resize:vertical;}
.tt-field input:focus,
.tt-field select:focus,
.tt-field textarea:focus{
  border-color:#bcd0ff;
  box-shadow:0 0 0 4px rgba(79,124,255,.12);
}

.tt-empty{
  min-height:220px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  border:1px dashed var(--ui-border-strong);
  border-radius:18px;
  color:var(--ui-text-soft);
  padding:18px;
  background:rgba(255,255,255,.55);
}

@media (max-width:1200px){
  .tt-grid-kpi{grid-template-columns:repeat(2, minmax(0,1fr));}
  .tt-grid-3{grid-template-columns:1fr;}
  .tt-grid-2{grid-template-columns:1fr;}
  .tt-form-grid{grid-template-columns:repeat(2, minmax(0,1fr));}
}

@media (max-width:768px){
  .tt-page-head{flex-direction:column; align-items:stretch;}
  .tt-grid-kpi{grid-template-columns:1fr;}
  .tt-form-grid{grid-template-columns:1fr;}
  .tt-card{padding:16px; border-radius:18px;}
}