:root {
  color-scheme: light;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #e7e5e4;
  --paper: #fafaf9;
  --ok: #166534;
  --ok-bg: #dcfce7;
  --bad: #991b1b;
  --bad-bg: #fee2e2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.45 "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

.top {
  padding: 20px 24px 8px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

h1 { margin: 4px 0; font-size: 28px; }

.lead { margin: 0; max-width: 62ch; color: var(--muted); }

.layout {
  padding: 16px 16px 88px;
}

.sheet { display: flex; flex-direction: column; gap: 16px; }

.group {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}

.group h2 { margin: 0 0 4px; font-size: 20px; }

.intro, .section-meta { margin: 0 0 12px; color: var(--muted); font-size: 14px; }

.item {
  border-top: 1px solid var(--line);
  padding: 12px 0;
}

.item p { margin: 0 0 8px; }

.expect { color: var(--muted); }

.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  font: inherit;
}

button[aria-pressed="true"][data-status="ok"] {
  background: var(--ok-bg);
  border-color: var(--ok);
  color: var(--ok);
}

button[aria-pressed="true"][data-status="blocker"] {
  background: var(--bad-bg);
  border-color: var(--bad);
  color: var(--bad);
}

.note {
  flex: 1 1 180px;
  min-width: 160px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  font: inherit;
}

.to-widget {
  position: fixed;
  right: 90px;
  bottom: 41px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  color: #3b4bdb;
  pointer-events: none;
}

.to-widget__text {
  padding: 7px 12px;
  background: #fff;
  border: 1px solid #dbe0ff;
  border-radius: 999px;
  color: #2430a8;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.01em;
  box-shadow: 0 8px 22px rgba(59, 75, 219, 0.14);
}

.to-widget__mark {
  width: 72px;
  height: 28px;
  overflow: visible;
  filter: drop-shadow(0 6px 8px rgba(59, 75, 219, 0.18));
}

.to-widget__curve {
  fill: none;
  stroke: #4c5fe8;
  stroke-width: 3.5;
  stroke-linecap: round;
}

.to-widget__head { fill: #4c5fe8; }

.to-widget__dot { fill: #4c5fe8; }