:root {
  color-scheme: dark;
  --bg: #121614;
  --bg-2: #1a211c;
  --ink: #edf2ec;
  --muted: #a3b5aa;
  --line: rgba(237, 242, 236, 0.14);
  --card: #1c2420;
  --sunken: #141a17;
  --accent: #dff56a;
  --accent-ink: #1a2204;
  --danger: #ff8d7a;
  --ok: #8ee0b0;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
  --sans: ui-sans-serif, system-ui, sans-serif;
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Code", Menlo, Consolas, monospace;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #e7e3d6;
  --bg-2: #f7f4ec;
  --ink: #1c221e;
  --muted: #52635a;
  --line: rgba(28, 34, 30, 0.14);
  --card: #fbf9f3;
  --sunken: #efece2;
  --accent: #3f6212;
  --accent-ink: #f6fbe4;
  --danger: #9f2d20;
  --ok: #1f7a45;
  --shadow: 0 16px 40px rgba(40, 36, 20, 0.08);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.45;
  color: var(--ink);
  background:
    radial-gradient(1000px 420px at 8% -10%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 55%),
    radial-gradient(800px 380px at 100% 0%, color-mix(in srgb, var(--ok) 12%, transparent), transparent 50%),
    var(--bg);
}

button, input, textarea, select { font: inherit; color: inherit; }

button { cursor: pointer; }

:focus { outline: none; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::placeholder { color: var(--muted); opacity: 1; }

::selection { background: var(--accent); color: var(--accent-ink); }

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 20;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
}

.skip:focus { top: 12px; }

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  padding: 16px 0 8px;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(14px);
}

.top-bar, .tools, .empty-actions, .timer-actions, .banner {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-bar { justify-content: space-between; }

.tools { flex-wrap: wrap; justify-content: flex-end; }

.brand { display: flex; align-items: center; gap: 10px; }

.mark { display: block; flex: none; }

.brand-name {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.intro { padding: 10px 0 20px; }

.board-title {
  display: block;
  width: 100%;
  margin: 0;
  padding: 2px 0;
  border: 0;
  border-bottom: 1px solid transparent;
  background: transparent;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 560;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.board-title:hover,
.board-title:focus-visible { border-bottom-color: var(--line); }

.lede, .meta, .hint, .date, .timer-state, .picker-hint {
  color: var(--muted);
}

.lede { margin: 6px 0 0; }

.meta { margin: 4px 0 0; font-size: 0.85rem; }

.btn, .icon-btn, .round {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  min-height: 40px;
}

.btn { padding: 8px 14px; }

.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
  font-weight: 700;
}

.btn:hover, .icon-btn:hover, .round:hover { border-color: color-mix(in srgb, var(--ink) 28%, var(--line)); }

.btn.primary:hover { filter: brightness(1.05); }

.btn:disabled, .icon-btn:disabled, .round:disabled, .presets button:disabled, .seg button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.file-btn { position: relative; }

.file-btn input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.file-btn:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.banner {
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 16px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
}

.banner p { margin: 0; }

.banner[data-kind="error"] { border-color: color-mix(in srgb, var(--danger) 70%, var(--line)); }

#banner-actions { display: flex; gap: 8px; flex: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding-bottom: 28px;
}

.card {
  min-width: 0;
  min-height: 230px;
  display: flex;
  flex-direction: column;
  padding: 12px 12px 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  scroll-margin-top: 120px;
}

.card.is-running { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }

.card.is-done { border-color: color-mix(in srgb, var(--ok) 50%, var(--line)); }

.card.is-dragging { opacity: 0.45; }

.card.is-drop { outline: 2px dashed var(--accent); outline-offset: 3px; }

.card-h { display: flex; align-items: center; gap: 4px; }

.drag {
  width: 18px;
  height: 28px;
  flex: none;
  border-radius: 6px;
  background:
    radial-gradient(circle, var(--muted) 1.2px, transparent 1.4px) 0 0 / 6px 6px;
  cursor: grab;
}

.drag:active { cursor: grabbing; }

.card-title {
  flex: 1;
  min-width: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  padding: 6px 4px;
  font-size: 0.95rem;
  font-weight: 650;
}

.card-title:hover,
.card-title:focus-visible { background: var(--sunken); }

.icon-btn {
  width: 36px;
  height: 36px;
  min-height: 36px;
  padding: 0;
  border-radius: 10px;
  flex: none;
}

.icon-btn.danger:hover { color: var(--danger); }

.card-b {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 6px 4px 0;
}

.time, .count-num {
  margin: 0;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2rem, 4vw, 2.7rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.count-num[data-len="7"], .count-num[data-len="8"] { font-size: 1.7rem; }

.count-num[data-len="9"], .count-num[data-len="10"] { font-size: 1.35rem; }

.live {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ok);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent);
  animation: pulse 2s ease-out infinite;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 7px transparent; }
}

.date { margin: 0; }

.zone-label {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.zone, .add-item input, .item-text {
  border: 1px solid var(--line);
  background: var(--sunken);
  border-radius: 10px;
  padding: 8px 10px;
  min-height: 40px;
}

.zone { border-radius: 999px; max-width: 100%; }

.counter {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.round {
  width: 48px;
  height: 48px;
  min-height: 48px;
  padding: 0;
  font-size: 1.4rem;
  line-height: 1;
}

.note {
  width: 100%;
  flex: 1;
  min-height: 150px;
  resize: vertical;
  border: 0;
  border-radius: 12px;
  background: var(--sunken);
  padding: 12px;
  line-height: 1.5;
}

.bar {
  height: 6px;
  border-radius: 99px;
  background: var(--sunken);
  overflow: hidden;
}

.bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0;
}

.items { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }

.items li { display: flex; align-items: center; gap: 4px; }

.check { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }

.check input[type="checkbox"] { width: 18px; height: 18px; flex: none; accent-color: var(--accent); }

.item-text { width: 100%; border: 0; background: transparent; padding: 6px 0; min-height: 36px; }

.items li.is-done .item-text { text-decoration: line-through; color: var(--muted); }

.add-item { display: flex; gap: 8px; margin-top: auto; }

.add-item input { flex: 1; min-width: 0; }

.hint { margin: 0; font-size: 0.9rem; }

.seg, .presets { display: flex; gap: 4px; flex-wrap: wrap; }

.seg {
  padding: 3px;
  background: var(--sunken);
  border-radius: 999px;
  align-self: flex-start;
}

.seg button, .presets button {
  border: 0;
  background: transparent;
  border-radius: 999px;
  min-height: 34px;
  padding: 4px 10px;
}

.seg button[aria-pressed="true"], .presets button[aria-pressed="true"] {
  background: var(--card);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
}

.timer-state { margin: 0; font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; }

.timer-actions { margin-top: auto; }

.empty {
  grid-column: 1 / -1;
  padding: 48px 20px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--card) 70%, transparent);
}

.empty h2 { margin: 0 0 8px; font-family: var(--serif); font-weight: 560; font-size: 1.8rem; }

.empty p { margin: 0 auto 16px; max-width: 42ch; color: var(--muted); }

.empty-actions { justify-content: center; flex-wrap: wrap; }

dialog {
  width: min(480px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--bg-2);
  color: var(--ink);
  box-shadow: var(--shadow);
}

dialog::backdrop { background: rgba(0, 0, 0, 0.55); }

.picker { padding: 16px; }

.picker header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }

.picker h2 { margin: 0; font-family: var(--serif); font-weight: 560; font-size: 1.5rem; }

.picker-types { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }

.picker-types button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  text-align: left;
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--card);
}

.picker-types button:hover { border-color: color-mix(in srgb, var(--accent) 60%, var(--line)); }

.picker-name { font-weight: 700; }

.foot {
  padding: 8px 0 28px;
  color: var(--muted);
  font-size: 0.85rem;
}

.foot p { margin: 0; }

@media (max-width: 980px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .wrap { width: min(1120px, calc(100% - 24px)); }
  .top-bar { align-items: flex-start; flex-direction: column; }
  .tools { justify-content: flex-start; }
  .grid { grid-template-columns: 1fr; }
  .banner { align-items: stretch; flex-direction: column; }
  .time, .count-num { font-size: 2.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}