:root {
  color-scheme: light dark;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --text: #15171a;
  --muted: #68707d;
  --line: #d9dee7;
  --accent: #0a7f72;
  --clock-future: #d1d6de;
  --clock-elapsed: #c5ccd6;
  --clock-line: #8b929e;
  --clock-text: #68707d;
  --clock-now: #15171a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101214;
    --surface: #181b1f;
    --text: #edf1f5;
    --muted: #a3acb8;
    --line: #2a3038;
    --accent: #25bda9;
    --clock-future: #66686d;
    --clock-elapsed: #74767b;
    --clock-line: #5f6470;
    --clock-text: #a3acb8;
    --clock-now: #edf1f5;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

h1 {
  margin: 0;
  font-size: 1.2rem;
}

p {
  margin: 4px 0 0;
  color: var(--muted);
}

.controls {
  display: flex;
  gap: 8px;
}

select,
button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  padding: 0 12px;
}

button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
}

.layout {
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px;
}

.pie-panel,
.usage-panel {
  min-width: 0;
}

#clockPie {
  width: 100%;
  height: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.summary {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.usage-list {
  display: grid;
  gap: 8px;
}

.usage-row {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.usage-row.highlighted {
  outline: 2px solid var(--accent);
}

.app-icon {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.app-name {
  overflow-wrap: anywhere;
}

.usage-time,
.last-used {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 760px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .controls,
  .layout {
    grid-template-columns: 1fr;
  }

  .controls {
    display: grid;
  }
}