:root {
  color-scheme: dark;
  font-family: Inter, "Hiragino Sans", "Yu Gothic", sans-serif;
  color: #f7fbff;
  background: #08111f;
  --mint: #53e0b7;
  --navy: #08111f;
  --panel: #101e32;
  --line: #2b3c55;
  --muted: #aab8ca;
  --peach: #ffb994;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 6%, rgba(255, 185, 148, 0.14), transparent 25rem),
    radial-gradient(circle at 88% 34%, rgba(83, 224, 183, 0.12), transparent 30rem),
    var(--navy);
}

button, input { font: inherit; }

.site-header, main, footer {
  width: min(92vw, 980px);
  margin-inline: auto;
}

.site-header { padding: 2rem 0 2.4rem; }

.back-link {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.back-link:hover { color: var(--mint); }

.kicker, .step {
  margin: 2.8rem 0 0.6rem;
  color: var(--mint);
  font: 800 0.78rem/1 ui-monospace, monospace;
  letter-spacing: 0.16em;
}

.step { margin-top: 0; }

h1 {
  margin: 0;
  font-size: clamp(2.8rem, 9vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.lead {
  max-width: 38rem;
  margin: 1.2rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  line-height: 1.75;
}

main {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.2rem;
}

.entry-panel, .ranking-panel {
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: rgba(16, 30, 50, 0.9);
  box-shadow: 0 1.2rem 4rem rgba(0, 0, 0, 0.2);
}

h2 { margin: 0; font-size: 1.55rem; }

form { margin-top: 1.7rem; }

label { display: grid; gap: 0.55rem; font-weight: 700; }

input[type="text"], .task-name input {
  width: 100%;
  min-height: 3.2rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid #40526d;
  border-radius: 0.8rem;
  color: #fff;
  background: #091526;
}

.meters { display: grid; gap: 1.25rem; margin: 1.6rem 0; }

.meters label > span { display: flex; justify-content: space-between; align-items: center; }

.meters output {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  color: var(--navy);
  background: var(--peach);
  font-weight: 900;
}

small { color: var(--muted); font-weight: 400; }

input[type="range"] { width: 100%; accent-color: var(--mint); }

.primary {
  width: 100%;
  min-height: 3.2rem;
  border: 0;
  border-radius: 999px;
  color: var(--navy);
  background: var(--mint);
  font-weight: 900;
  cursor: pointer;
}

.primary:hover { background: #7ceacd; }

.message { min-height: 1.4em; margin: 0.65rem 0 0; color: var(--peach); font-size: 0.9rem; }

.section-heading { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }

.count {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 700 0.8rem/1 ui-monospace, monospace;
}

.empty-state {
  min-height: 17rem;
  display: grid;
  place-content: center;
  gap: 1rem;
  margin-top: 1.2rem;
  border: 1px dashed #40526d;
  border-radius: 1rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.7;
}

.empty-state span { color: var(--peach); font-size: 2.5rem; }
.empty-state p { margin: 0; }

.task-list { display: grid; gap: 0.75rem; margin: 1.2rem 0 0; padding: 0; list-style: none; }

.task-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: center;
  padding: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: #0b1829;
}

.rank {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border-radius: 0.65rem;
  color: var(--navy);
  background: var(--mint);
  font-weight: 900;
}

.task-copy { min-width: 0; }
.task-copy strong { display: block; overflow-wrap: anywhere; }
.task-copy small { display: block; margin-top: 0.3rem; }

.remove {
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.remove:hover { color: #fff; border-color: var(--peach); }

.storage-note {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.storage-note p { margin: 0; }

.text-button {
  flex: 0 0 auto;
  border: 0;
  color: var(--peach);
  background: transparent;
  text-decoration: underline;
  cursor: pointer;
}

.text-button:disabled { color: #6d7a8b; cursor: not-allowed; }

button:focus-visible, input:focus-visible, a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}

footer { padding: 1.5rem 0 2.5rem; color: #718097; font-size: 0.85rem; }

[hidden] { display: none !important; }

@media (max-width: 760px) {
  main { grid-template-columns: 1fr; }
  .site-header { padding-top: 1.5rem; }
  .kicker { margin-top: 2.3rem; }
}

@media (prefers-reduced-motion: no-preference) {
  .task-item { animation: settle 240ms ease-out; }
  @keyframes settle { from { opacity: 0; transform: translateY(0.35rem); } }
}