/* Minimalist wire-frame: black/white UI, green only for cake. */
:root {
  /* LIGHT THEME */
  --bg: #ffffff;
  --fg: #111111;
  --muted: #555555;
  --accent: #16a34a;     /* green for cake + run flag */
  --ring-bg: #ffffff;    /* canvas bg */
  --progress: #e5e7e0;   /* day progress (gray) #e5e7e0 */
  --border: #000000;

  /* Unified line thickness across the app (rectangles, buttons, etc.) */
  --line: 1.5px;
}

/* DARK THEME */
:root.dark {
  --bg: #000000;
  --fg: #eeeeee;
  --muted: #a3a3a3;
  --accent: #22c55e;
  --ring-bg: #000000;
  --progress: #efefef; /* day progress (dark gray) ##313342 */
  --border: #e5e5e5;

  --line: 1.1px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 16px/1.5 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color: var(--fg);
  background: var(--bg);
}

/* --- Topbar layout: three columns, centered quickbar --- */
.topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  border-bottom: var(--line) solid var(--border);
}
.topbar .left { justify-self: start; }
.topbar h1 { margin: 0; font-size: 16px; }

.topbar-right {
  justify-self: end;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.topbar .link, .topbar button {
  color: var(--fg);
  background: none;
  border: var(--line) solid var(--border);
  padding: 4px 8px;
  text-decoration: none;
  cursor: pointer;
}

/* Center quickbar */
.quickbar {
  justify-self: center;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.kv { display: flex; flex-direction: column; align-items: center; min-width: 120px; }
.kv .k { font-size: 10px; letter-spacing: .08em; color: var(--muted); text-transform: uppercase; }
.kv .v { font-size: 14px; font-weight: 700; }
.mono { font-variant-numeric: tabular-nums; }

/* Accent helpers */
.pill { color: var(--accent); font-weight: 800; letter-spacing: .03em; }
.accent { color: var(--accent); }

/* --- Main layout --- */
.layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 16px;
  padding: 16px;
}
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }

.dial-section {
  display: grid;
  justify-items: center; /* horizontal centering only */
  align-items: start;
}

canvas#dial {
  width: min(90%, 90vmin);
  height: auto;
  aspect-ratio: 1/1;
  background: var(--ring-bg);
  border: none; /* timer rectangle border removed */
}

/* Side controls */
.controls {
  border: var(--line) solid var(--border);
  padding: 12px;
}
.control-row { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.controls button { background: none; color: var(--fg); border: var(--line) solid var(--border); padding: 6px 10px; cursor: pointer; }
.goal-label { margin-right: 12px; }
.status { color: var(--muted); margin: 6px 0 8px 0; }

/* Badges & tags */
.heading { font-weight: 700; margin: 10px 0 4px; font-size: 12px; letter-spacing: .04em; }
.subheading { color: var(--muted); font-size: 12px; margin: 8px 0 2px; }
.mono-line { font-size: 13px; }
.hint { color: var(--muted); font-size: 12px; margin: 8px 0 0 0; }
.welcome { border: var(--line) dashed var(--border); padding: 4px 6px; display: inline-block; margin-bottom: 6px; }

.badges-row { display: flex; flex-wrap: wrap; gap: 6px; }
.badge-pill {  padding: 2px 6px; font-size: 12px; }

.tags-list { list-style: none; padding: 0; margin: 0; }
.tags-list li { display: flex; justify-content: space-between; border-bottom: var(--line) dotted var(--border); padding: 2px 0; }
.tags-list .label { max-width: 65%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tags-list .time { color: var(--muted); }

/* Tooltip */
.tooltip {
  position: fixed; pointer-events: none; background: #000; color: #fff;
  padding: 4px 6px; border: var(--line) solid var(--border); font-size: 12px; z-index: 99;
  transform: translate(8px, 8px);
}
:root.dark .tooltip { background: #111; color: #eee; }

/* Canvas cursors */
canvas.dragging { cursor: grabbing !important; }
canvas.edge-resize { cursor: grab; }
canvas.segment-hover { cursor: default; }

/* Weekly review minimal (unchanged) */
.review-layout { padding: 16px; }
.weeks { display: grid; gap: 16px; }
.week { border: var(--line) solid var(--border); padding: 8px; }
.week h2 { margin: 4px 0 8px 0; font-size: 14px; color: var(--fg); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.daycell { display: grid; justify-items: center; gap: 4px; }
.daycell canvas { width: 120px; height: 120px; border: var(--line) solid var(--border); background: var(--ring-bg); }
.daycell .label { font-size: 11px; color: var(--muted); }


/* --- TODO panel --- */
.heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 10px;
}
.add-btn {
  background: none;
  color: var(--fg);
  border: var(--line) solid var(--border);
  padding: 4px 8px;
  cursor: pointer;
}

.todo-list {
  list-style: none;
  margin: 6px 0 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}
.todo-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 8px;
  border-bottom: var(--line) dotted var(--border);
  padding: 2px 0 4px 0;
}
.todo-item input[type="checkbox"] {
  width: 16px; height: 16px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}
.todo-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.todo-done .todo-text {
  color: var(--muted);
  opacity: 0.6;
}

/* Click-to-rename affordances */
.todo-text,
.tags-list .label {
  cursor: pointer;
}

/* Icon button for GitHub */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  padding: 0;
  background: none;
  cursor: pointer;
  text-decoration: none;
}

/* Force exact black/white for the mark to match the request */
.github-link { color: #000; }
:root.dark .github-link { color: #fff; }

/* Slight hover affordance */
.icon-btn:hover { transform: translateY(-1px); color: #358305; }
.icon-btn:active { transform: translateY(0); }