:root {
  color-scheme: light dark;
  --page: #f3f5ed;
  --surface: #fffefa;
  --ink: #202a22;
  --muted: #536356;
  --line: #dce2d5;
  --accent: #245b44;
  --on-accent: #fff;
  --wash: #e7efe4;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #151d18;
    --surface: #202b23;
    --ink: #ecf2e9;
    --muted: #b3c0b3;
    --line: #3c4c40;
    --accent: #a6d8b4;
    --on-accent: #102a1b;
    --wash: #2a3a2e;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--page); color: var(--ink); line-height: 1.6; }
a { color: var(--accent); }
h1, h2, h3, p { margin-top: 0; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; }
input, select, textarea, button { font: inherit; }
.shell { width: min(1080px, calc(100% - 32px)); margin: 0 auto 48px; }
.shell.narrow { max-width: 760px; }
.page-intro { padding: 24px 0 18px; }
.page-intro h1 { margin: 0 0 6px; font-size: clamp(2rem, 6vw, 3.3rem); line-height: 1.15; }
.page-intro p:last-child { color: var(--muted); }
.back { display: inline-block; margin-bottom: 22px; }
.eyebrow { color: var(--accent); font-size: .76rem; font-weight: 700; letter-spacing: .14em; }
.layout { display: grid; grid-template-columns: minmax(250px, .8fr) minmax(0, 1.7fr); gap: 18px; align-items: start; }
.layout[data-guest] { grid-template-columns: minmax(0, 1fr); }
.todo-owner summary { cursor: pointer; font-weight: 700; }
.todo-owner form, #owner-connected { margin-top: 12px; }
.timer-clock { display: block; margin: 12px 0; font-size: clamp(2.4rem, 9vw, 4.6rem); font-variant-numeric: tabular-nums; font-weight: 700; color: var(--accent); }
.focus-stats .metric { background: var(--accent); color: var(--on-accent); }
.focus-stats .metric strong { color: inherit; }
.ranking-title { margin: 20px 0 4px; }
.focus-ranking { padding-left: 1.7em; margin: 0; }
.focus-ranking li { border-bottom: 1px solid var(--line); padding: 8px 0; }
.focus-ranking li::marker { color: var(--accent); font-weight: 700; }
.focus-rank-label { display: flex; gap: 10px; justify-content: space-between; overflow-wrap: anywhere; }
.focus-rank-label span { flex-shrink: 0; }
.focus-ranking meter { display: block; width: 100%; height: 10px; margin-top: 4px; }
.focus-ranking meter::-webkit-meter-bar { background: var(--wash); border: 0; }
.focus-ranking meter::-webkit-meter-optimum-value { background: var(--accent); }
.panel { padding: clamp(16px, 3vw, 24px); background: var(--surface); border: 1px solid var(--line); border-radius: 16px; }
.panel + .panel { margin-top: 16px; }
.section-heading, .actions, .filters { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.section-heading { justify-content: space-between; margin-bottom: 12px; }
.section-heading h2 { margin: 0; }
.actions { margin: 10px 0; }
.filters { align-items: flex-end; }
.filters label { flex: 1 1 110px; }
.muted, .task-meta, .note { color: var(--muted); font-size: .88rem; }
.note { margin: 15px 0 0; }
.status { margin: 10px 0; color: var(--accent); }
.status:empty { margin: 0 0 16px; }
label { display: block; font-size: .9rem; font-weight: 600; }
form label:not(:first-child) { margin-top: 10px; }
input:not([type="checkbox"]), textarea, select {
  width: 100%;
  min-height: 42px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
}
textarea { resize: vertical; }
input[type="checkbox"] { width: 18px; height: 18px; margin: 0; accent-color: var(--accent); }
button {
  min-height: 42px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--accent);
  color: var(--on-accent);
  cursor: pointer;
}
button.secondary { background: var(--wash); color: var(--ink); border-color: var(--line); }
button.compact { min-height: 34px; padding: 3px 9px; font-size: .85rem; }
button:disabled { opacity: .65; cursor: default; }
.actions select { width: auto; }
.task-group { margin: 14px 0 4px; color: var(--muted); }
.task { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; align-items: start; padding: 12px 0; border-top: 1px solid var(--line); }
.task input { margin-top: 4px; }
.task p, .task h3 { margin: 0; overflow-wrap: anywhere; }
.task-note, .entry-text { white-space: pre-wrap; overflow-wrap: anywhere; }
.task[data-done] h3 { text-decoration: line-through; color: var(--muted); }
.task .actions { margin: 0; gap: 4px; }
.review-preview { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin-top: 16px; }
.metric { background: var(--wash); border-radius: 8px; padding: 10px 12px; margin: 0; color: var(--muted); }
.metric strong { display: block; color: var(--ink); font-size: 1.35rem; }
.entry { padding: 12px 0; border-top: 1px solid var(--line); }
.entry h3, .entry p { margin-bottom: 5px; }
.entry img { display: block; max-width: 100%; height: auto; border-radius: 8px; }
.entry .entry-meta { color: var(--muted); font-size: .88rem; }
.share-result { overflow-wrap: anywhere; }
@media (max-width: 650px) {
  .layout { grid-template-columns: 1fr; }
  .task .actions { grid-column: 2; }
}