:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --surface-2: #f1f1ee;
  --border: #e3e3de;
  --text: #1c1c1a;
  --muted: #6b6b66;
  --accent: #2563eb;
  --accent-ink: #ffffff;
  --accent-soft: #e6eefe;
  --ok: #15803d;
  --warn: #b45309;
  --danger: #dc2626;
  --break: #0d9488;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 8px 24px rgba(0, 0, 0, .08);
  --topbar: 56px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131312;
    --surface: #1c1c1b;
    --surface-2: #252524;
    --border: #33332f;
    --text: #ecece8;
    --muted: #a0a09a;
    --accent: #6b9bff;
    --accent-ink: #0b1020;
    --accent-soft: #1d2a4a;
    --ok: #4ade80;
    --warn: #fbbf24;
    --danger: #f87171;
    --break: #2dd4bf;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .4);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font: 15px/1.45 var(--font); -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0; line-height: 1.2; }
h1 { font-size: 24px; }
h2 { font-size: 18px; }
h3 { font-size: 14px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
p { margin: 6px 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.pad { padding: 16px; }
.icon { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.row { display: flex; align-items: center; gap: 8px; }
.row.between { justify-content: space-between; }
.row.center { justify-content: center; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: left; }

input, select, textarea, button { font: inherit; color: inherit; }
input[type=text], input[type=url], input[type=number], input[type=date], input[type=search], select, textarea {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; min-width: 0; width: 100%;
}
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { resize: vertical; }
input.narrow { width: 96px; flex: none; }
.row > select { flex: 1; width: auto; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
  padding: 7px 14px; border-radius: 8px; cursor: pointer; font-weight: 600; text-decoration: none; white-space: nowrap;
}
.btn:hover { filter: brightness(1.05); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.ghost.danger { color: var(--danger); border-color: transparent; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn.big { padding: 10px 20px; font-size: 16px; }
.icon-btn { display: inline-grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); cursor: pointer; }
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.icon-btn.tiny { width: 24px; height: 24px; }
.linklike { border: 0; background: none; color: var(--accent); cursor: pointer; padding: 0; display: inline-flex; align-items: center; gap: 4px; text-align: left; }
.pill { white-space: nowrap; font-size: 12px; padding: 3px 8px; border-radius: 99px; background: var(--surface-2); }
.pill.warn { color: var(--warn); }

/* Brand */
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 17px; white-space: nowrap; }
.brand .dim { color: var(--muted); font-weight: 500; margin-left: -8px; }
.brand.big { font-size: 26px; justify-content: center; }
.logo { width: 22px; height: 22px; border-radius: 6px; background: var(--accent) url("/favicon.svg") center/cover; }
.brand.big .logo { width: 32px; height: 32px; border-radius: 8px; }

/* Landing */
.landing { min-height: 100%; display: grid; place-items: center; padding: 24px 16px; }
.landing-card { max-width: 520px; width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 32px 28px; box-shadow: var(--shadow); text-align: center; }
.lead { font-size: 17px; margin: 12px 0 16px; }
.points { text-align: left; padding-left: 20px; margin: 0 0 20px; color: var(--muted); }
.points li { margin: 6px 0; }
.notice { background: var(--accent-soft); padding: 8px 12px; border-radius: 8px; }
.landing .btn { margin: 4px; }

/* App layout */
#app { display: grid; grid-template-columns: 240px minmax(0, 1fr); grid-template-rows: var(--topbar) minmax(0, 1fr); height: 100vh; height: 100dvh; }
body.detail-open #app { grid-template-columns: 240px minmax(0, 1fr) minmax(340px, 420px); }
.topbar { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; padding: 0 16px; background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar #search { max-width: 360px; margin-left: 24px; }
.account { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.account .user { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.sidebar { overflow-y: auto; padding: 12px 8px 24px; border-right: 1px solid var(--border); background: var(--surface); }
.main { overflow-y: auto; padding: 24px clamp(16px, 4vw, 40px) 64px; }
.detail { overflow-y: auto; border-left: 1px solid var(--border); background: var(--surface); padding: 16px 18px 48px; display: none; }
body.detail-open .detail { display: block; }
.scrim { display: none; }
.only-mobile { display: none; }

/* Nav */
.nav-group { list-style: none; margin: 0 0 6px; padding: 0; }
.nav-head { padding: 14px 10px 6px; font-size: 12px; }
.nav-item { width: 100%; display: flex; align-items: center; gap: 10px; padding: 7px 10px; border: 0; background: transparent; border-radius: 8px; cursor: pointer; color: var(--text); }
.nav-item:hover { background: var(--surface-2); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.count { font-size: 12px; color: var(--muted); }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: none; }
.inline-add { display: flex; align-items: center; gap: 8px; padding: 2px 10px; color: var(--muted); }
.inline-add input { border: 0; background: transparent; padding: 6px 0; }
.inline-add input:focus { outline: none; border-bottom: 1px solid var(--accent); border-radius: 0; }

/* Task list */
.view-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.add-task { display: flex; align-items: center; gap: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 6px 6px 6px 14px; margin-bottom: 14px; color: var(--muted); }
.add-task input { border: 0; padding: 8px 0; background: transparent; }
.add-task input:focus { outline: none; }
.task-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.task { display: flex; align-items: flex-start; gap: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 10px 10px 12px; }
.task.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.task.is-done .title { text-decoration: line-through; color: var(--muted); }
.task-main { flex: 1; min-width: 0; border: 0; background: none; text-align: left; padding: 0; cursor: pointer; display: grid; gap: 4px; }
.task-main .title { font-weight: 500; overflow-wrap: anywhere; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; color: var(--muted); }
.chip.overdue { color: var(--danger); }
.chip.due-today { color: var(--accent); }
.chip.focus { color: var(--danger); font-weight: 600; }
.check { width: 22px; height: 22px; margin-top: 1px; border-radius: 50%; border: 2px solid var(--muted); background: transparent; display: grid; place-items: center; color: transparent; cursor: pointer; padding: 0; flex: none; }
.check:hover { border-color: var(--accent); color: var(--accent); }
.check.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.star { border: 0; background: none; color: var(--border); cursor: pointer; padding: 2px; }
.star:hover { color: var(--muted); }
.star.on { color: #f59e0b; }
.star.on .icon { fill: currentColor; }
.goal-mini { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.bar { height: 6px; background: var(--surface-2); border-radius: 99px; overflow: hidden; flex: 0 0 120px; }
.bar.big { height: 10px; flex: none; margin: 8px 0 4px; }
.fill { height: 100%; background: var(--accent); border-radius: 99px; transition: width .3s; }
.completed-toggle { margin: 16px 0 8px; border: 0; background: var(--surface-2); padding: 6px 12px; border-radius: 8px; cursor: pointer; color: var(--muted); font-weight: 600; font-size: 13px; }
.task-list.done .task { opacity: .75; }
.empty { color: var(--muted); padding: 24px 4px; }

/* Detail */
.detail-head { display: flex; align-items: center; gap: 10px; }
.title-input { font-size: 18px; font-weight: 600; border-color: transparent !important; padding: 6px 4px !important; background: transparent !important; }
.title-input:hover, .title-input:focus { border-color: var(--border) !important; }
.detail-actions { margin: 12px 0 8px; flex-wrap: wrap; }
.field { display: grid; gap: 4px; margin: 12px 0; }
.field .label { font-size: 12px; font-weight: 600; color: var(--muted); }
.field .hint { font-size: 12px; color: var(--muted); }
.field.compact { margin: 6px 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 12px; }
.progress-card { background: var(--surface-2); border-radius: var(--radius); padding: 12px 14px; margin: 8px 0; }
.pct { font-weight: 700; color: var(--accent); }
.ok-text { color: var(--ok); font-weight: 600; margin: 4px 0 0; }
.section { border-top: 1px solid var(--border); margin-top: 18px; padding-top: 14px; }
.result-form { display: grid; gap: 8px; background: var(--surface-2); border-radius: var(--radius); padding: 10px; margin: 10px 0; }
.result-form .row > input[type=text], .result-form .row > input[type=url] { flex: 1; }
.file-label { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; min-width: 0; }
.file-label input { max-width: 220px; font-size: 13px; }
.quick { margin: 8px 0; }
.results, .files { list-style: none; margin: 8px 0; padding: 0; display: grid; gap: 8px; }
.result { border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; }
.result p { margin: 4px 0 0; overflow-wrap: anywhere; }
.ev { font-size: 13px; margin-top: 4px; overflow-wrap: anywhere; }
.files li { padding: 4px 0; }
.files a, .files .linklike { display: inline-flex; gap: 6px; align-items: center; overflow-wrap: anywhere; }

/* Pomodoro */
.pomo-chip { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--border); background: var(--surface-2); border-radius: 99px; padding: 5px 12px; cursor: pointer; font-variant-numeric: tabular-nums; margin-left: auto; }
.pomo-chip #pomo-phase { font-size: 12px; color: var(--muted); }
.pomo-chip #pomo-clock { font-weight: 700; }
.pomo-chip.running { border-color: var(--danger); }
.pomo-chip.running[data-phase=short], .pomo-chip.running[data-phase=long] { border-color: var(--break); }
.pomo-chip + .account { margin-left: 0; }
.pomo-panel {
  position: fixed; top: calc(var(--topbar) + 8px); right: 16px; width: 360px; max-width: calc(100vw - 32px); z-index: 30;
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); padding: 14px 16px 16px;
  max-height: calc(100dvh - var(--topbar) - 24px); overflow-y: auto;
}
.seg { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--surface-2); border-radius: 8px; padding: 3px; margin: 12px 0; }
.seg button { border: 0; background: transparent; padding: 6px; border-radius: 6px; cursor: pointer; font-size: 13px; color: var(--muted); }
.seg button.on { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgba(0, 0, 0, .1); }
.ring {
  --p: 0; --c: var(--danger);
  width: 220px; height: 220px; margin: 8px auto 14px; border-radius: 50%; display: grid; place-items: center;
  background: conic-gradient(var(--c) calc(var(--p) * 360deg), var(--surface-2) 0);
}
.ring[data-phase=short], .ring[data-phase=long] { --c: var(--break); }
.ring-inner { width: 196px; height: 196px; border-radius: 50%; background: var(--surface); display: grid; place-content: center; text-align: center; padding: 12px; }
.big-clock { font-size: 48px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.pomo-task { font-size: 13px; margin: 14px 0 4px; }
.pomo-settings { margin-top: 10px; border-top: 1px solid var(--border); padding-top: 8px; }
.pomo-settings summary { cursor: pointer; display: inline-flex; gap: 6px; align-items: center; color: var(--muted); font-size: 13px; }
.toggle { display: inline-flex; gap: 6px; align-items: center; font-size: 13px; margin-right: 10px; }

/* Toasts */
.toasts { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); display: grid; gap: 8px; z-index: 50; width: min(480px, calc(100vw - 32px)); }
.toast { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 10px; box-shadow: var(--shadow); transition: opacity .5s; font-size: 14px; }
.toast.error { background: var(--danger); color: #fff; }
.toast.ok { background: var(--ok); color: #fff; }
.toast.hide { opacity: 0; }

body.demo .topbar { box-shadow: inset 0 -2px 0 var(--warn); }

/* Mobile */
@media (max-width: 900px) {
  #app, body.detail-open #app { grid-template-columns: minmax(0, 1fr); }
  .only-mobile { display: inline-grid; }
  .topbar { gap: 8px; padding: 0 8px; }
  .topbar #search { display: none; }
  .brand .dim { display: none; }
  .account { display: none; }
  .nav-account { display: grid !important; gap: 8px; padding: 16px 10px; border-top: 1px solid var(--border); margin-top: 12px; justify-items: start; }
  .pomo-chip { white-space: nowrap; }
  .sidebar { position: fixed; top: var(--topbar); bottom: 0; left: 0; width: 280px; z-index: 28; transform: translateX(-100%); transition: transform .2s; }
  body.nav-open .sidebar { transform: none; }
  body.nav-open .scrim { display: block; position: fixed; inset: var(--topbar) 0 0 0; background: rgba(0, 0, 0, .35); z-index: 27; }
  .detail { position: fixed; inset: var(--topbar) 0 0 0; z-index: 25; border-left: 0; }
  .bar { flex-basis: 80px; }
  .grid2 { grid-template-columns: 1fr; }
  .pomo-panel { left: 8px; right: 8px; width: auto; max-width: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}