* { box-sizing: border-box; }
:root {
  --bg: #eef2f7;
  --bg2: #e2e8f0;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --input-border: #cbd5e1;
  --btn-bg: #e8edf3;
  --grid: #cbd5e1;
  --shadow: 0 4px 16px rgba(15, 23, 42, .08);
}
body.dark {
  --bg: #0b1120;
  --bg2: #0f172a;
  --card: #16203a;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --border: #2b3a55;
  --input-border: #3b4c6b;
  --btn-bg: #243350;
  --grid: #2b3a55;
  --shadow: 0 4px 16px rgba(0, 0, 0, .4);
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, var(--bg), var(--bg2));
  background-attachment: fixed;
  color: var(--text);
  transition: background .3s, color .3s;
  min-height: 100vh;
}
header {
  background: linear-gradient(135deg, #4f46e5, #7c3aed 60%, #db2777);
  color: #fff;
  padding: 16px clamp(14px, 4vw, 28px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 5;
  box-shadow: 0 4px 18px rgba(79, 70, 229, .35);
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo { font-size: 1.6rem; }
h1 { font-size: clamp(1.1rem, 3.5vw, 1.4rem); margin: 0; letter-spacing: .5px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; }
main {
  width: min(920px, 100% - 2 * clamp(12px, 3vw, 24px));
  margin: 0 auto;
  padding: clamp(12px, 3vw, 24px) 0 40px;
  display: grid;
  gap: clamp(12px, 2.5vw, 20px);
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: clamp(14px, 3vw, 22px);
  box-shadow: var(--shadow);
}
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.space { justify-content: space-between; margin-bottom: 14px; }
.row.space h2 { margin: 0; }
input, select {
  padding: 10px 12px;
  border: 1px solid var(--input-border);
  border-radius: 10px;
  font-size: 1rem;
  background: var(--card);
  color: var(--text);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus { outline: none; border-color: #7c3aed; box-shadow: 0 0 0 3px rgba(124, 58, 237, .15); }
input { flex: 1 1 150px; min-width: 0; }
.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 15px;
  font-size: 1rem;
  cursor: pointer;
  background: var(--btn-bg);
  color: var(--text);
  transition: transform .1s, filter .15s;
  white-space: nowrap;
}
.btn:hover { filter: brightness(.93); }
.btn:active { transform: scale(.97); }
.btn.small { padding: 7px 11px; font-size: .88rem; }
.btn.primary {
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 3px 10px rgba(79, 70, 229, .35);
}
.btn.danger { background: #fee2e2; color: #b91c1c; }
body.dark .btn.danger { background: #7f1d1d; color: #fecaca; }
.btn.install { background: #fff; color: #4f46e5; font-weight: 700; }
.btn.icon-btn { background: rgba(255,255,255,.22); color: #fff; font-size: 1.15rem; padding: 8px 12px; }
.header-actions { display: flex; gap: 8px; align-items: center; }
.hidden { display: none; }
.muted { color: var(--muted); }
.small-text { font-size: .88rem; }
.file-btn { position: relative; overflow: hidden; }
#fatal { background: #fee2e2; color: #b91c1c; padding: 10px 14px; font-size: .85rem; display: none; }
.person-list { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 8px; }
.person-list li {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--border);
  background: linear-gradient(90deg, transparent, transparent);
  transition: border-color .15s;
}
.person-list li:hover { border-color: #7c3aed; }
.person-list li.off .dot { opacity: .3; }
.person-list li.off .pname { text-decoration: line-through; opacity: .55; }
.dot { width: 13px; height: 13px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 0 3px rgba(255,255,255,.35) inset; }
.pname { font-weight: 600; flex: 1 1 90px; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.pdate { color: var(--muted); font-size: .9rem; margin-right: auto; }
.chart-wrap { width: 100%; }
canvas { width: 100%; display: block; height: clamp(240px, 45vw, 360px); }
.legend { display: flex; gap: 6px 16px; flex-wrap: wrap; margin-top: 12px; font-size: .9rem; }
.legend .item { display: flex; align-items: center; gap: 6px; }
.legend .swatch { width: 22px; height: 4px; border-radius: 2px; }
.legend .swatch.dash { background: repeating-linear-gradient(90deg, currentColor 0 6px, transparent 6px 10px); }
.legend .swatch.dotpat { background: repeating-linear-gradient(90deg, currentColor 0 2px, transparent 2px 6px); }
.legend .sep { flex-basis: 100%; height: 0; }
.today-panel { display: grid; gap: 10px; }
.today-card {
  border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px;
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--card);
}
.today-card .dot { width: 15px; height: 15px; }
.today-values { display: flex; gap: 4px 14px; font-size: .95rem; flex-wrap: wrap; }
.today-values b { font-size: 1rem; }
.bar {
  height: 8px; border-radius: 4px; flex: 2 2 130px; min-width: 110px;
  background: linear-gradient(to right, #dc2626 0 33%, #f59e0b 33% 66%, #16a34a 66%);
  position: relative;
}
.bar .cursor {
  position: absolute; top: -4px; width: 4px; height: 16px;
  border-radius: 2px; background: var(--text); box-shadow: 0 0 0 1px rgba(128,128,128,.4);
}
.crit-list { display: grid; gap: 8px; margin-top: 8px; }
.crit-row {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
}
.crit-row.today { border-color: #f59e0b; background: rgba(245, 158, 11, .08); }
.crit-date { font-weight: 700; min-width: 130px; }
.badge { font-size: .75rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #1e293b; color: #fff; padding: 11px 20px; border-radius: 999px;
  font-size: .92rem; opacity: 0; pointer-events: none;
  transition: opacity .3s; z-index: 20; box-shadow: 0 6px 20px rgba(0,0,0,.3);
}
body.dark .toast { background: #e2e8f0; color: #0f172a; }
.toast.show { opacity: 1; }
.foot { text-align: center; }
@media (max-width: 560px) {
  .header-actions .btn.install { padding: 8px 10px; font-size: .85rem; }
  .crit-date { min-width: 100%; }
  .pname { flex-basis: 100%; }
}