body { max-width: 100%; padding: 0; }
#wrap { max-width: 1400px; margin: 0 auto; padding: 1.5rem; }

#login-view { max-width: 380px; margin: 8rem auto; }
#login-view h1 { text-align: center; }
#login-form { display: flex; flex-direction: column; align-items: center; }
#login-form label { width: 100%; }
#login-form input { width: 100%; box-sizing: border-box; }
#login-form #login-error { width: 100%; }
#login-form button[type="submit"] { width: auto; }

#dashboard-view { display: none; }

header { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
header h1 { margin: 0; flex: 1; font-size: 1.4rem; }
header nav { display: flex; gap: 0.75rem; align-items: center; }
header nav span { font-size: 0.85rem; opacity: 0.85; }

.controls { display: flex; gap: 1rem; flex-wrap: wrap; align-items: flex-end; margin-bottom: 1.25rem; }
.controls-spacer { flex: 1; }
.controls label { margin: 0; display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; }
.controls select { margin: 0; min-width: 260px; }

.time-presets { display: flex; gap: 0.35rem; }
.time-presets button { padding: 0.25rem 0.7rem; font-size: 0.85rem; margin: 0; }

#chart-area { min-height: 460px; position: relative; }
#chart-hint { text-align: center; margin-top: 8rem; opacity: 0.7; }
#error-banner { color: #e74c3c; margin: 0.5rem 0; }

dialog { border: 1px solid var(--border); background: var(--dialog-bg); color: var(--dialog-color); border-radius: 6px; max-width: 560px; width: 95vw; padding: 1.5rem; }
dialog::backdrop { background: rgba(0,0,0,0.85); }
.dialog-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.dialog-header h2 { margin: 0; }
.dialog-header button { margin: 0; padding: 0.2rem 0.6rem; }
.user-row { display: flex; align-items: center; gap: 0.5rem; padding: 0.35rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.user-row span:first-child { flex: 1; }
.badge { font-size: 0.75rem; background: #2980b9; color: white; padding: 0.1rem 0.4rem; border-radius: 3px; }
.add-user-row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1rem; align-items: center; }
.add-user-row input { flex: 1; min-width: 120px; margin: 0; }
.add-user-row label { display: flex; align-items: center; gap: 0.3rem; white-space: nowrap; margin: 0; }
.add-user-row button { margin: 0; }

#stats { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.stats-row { display: flex; gap: 2rem; flex-wrap: wrap; justify-content: space-between; }
.stat { display: flex; flex-direction: column; gap: 0.2rem; flex: 0 0 auto; align-items: flex-start; position: relative; }
.stat-label { font-size: 0.8rem; opacity: 0.7; }
.stat-value { font-size: 1.5rem; font-weight: 600; }

[data-tooltip] { cursor: help; }
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20,20,20,0.92);
  color: #f0f0f0;
  padding: 0.35rem 0.6rem;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: normal;
  white-space: pre;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 200;
  line-height: 1.5;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
[data-tooltip]:hover::after { opacity: 1; }

.stat-tir { display: flex; flex-direction: column; gap: 0.4rem; }
.tir-table { border-collapse: collapse; margin: 0; width: 100%; }
.tir-table td { padding: 0.2rem 0.5rem 0.2rem 0; font-size: 0.85rem; white-space: nowrap; }
.tir-bar-cell { width: 100%; }
.tir-bar { height: 0.75rem; border-radius: 3px; min-width: 2px; transition: width 0.3s; }
.tir-pct { text-align: right; font-weight: 600; padding-left: 0.5rem; }

button { display: inline-flex; align-items: center; gap: 0.5rem; height: 2.6rem; padding: 0 1rem; width: auto; box-sizing: border-box; }
button svg { flex-shrink: 0; }