/* pad — the paper-notebook replacement. Dotted paper, blue ink, a ruled line between the columns. */
:root {
  --paper: #fbfaf6;
  --dot: #cfd6e6;
  --ink: #1d2b6b;
  --ink-soft: #56619a;
  --muted: #8d93ab;
  --rule: #7489c9;
  --hover: rgba(29, 43, 107, .05);
  --edit: rgba(29, 43, 107, .07);
  --now: #d9480f;
  --free: #2f7d4a;
  --free-bg: rgba(47, 125, 74, .07);
  --danger: #b42318;
  --bar: rgba(251, 250, 246, .9);
  --panel: #ffffff;
  --shadow: 0 10px 40px rgba(20, 25, 50, .18), 0 1px 3px rgba(20, 25, 50, .12);
  --ok: #2f9e44;
  --warn: #e8a10c;
  --off: #9aa0b4;
  --err: #d9480f;
  --grid: 24px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #14161b; --dot: #2a2f3c; --ink: #d7defa; --ink-soft: #9aa6d6; --muted: #6c7390;
    --rule: #4b5f9e; --hover: rgba(215, 222, 250, .05); --edit: rgba(215, 222, 250, .08);
    --now: #ff8a4c; --free: #6fcf8e; --free-bg: rgba(111, 207, 142, .08); --danger: #ff6b5e;
    --bar: rgba(20, 22, 27, .88); --panel: #1d2028; --shadow: 0 10px 40px rgba(0, 0, 0, .5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #14161b; --dot: #2a2f3c; --ink: #d7defa; --ink-soft: #9aa6d6; --muted: #6c7390;
  --rule: #4b5f9e; --hover: rgba(215, 222, 250, .05); --edit: rgba(215, 222, 250, .08);
  --now: #ff8a4c; --free: #6fcf8e; --free-bg: rgba(111, 207, 142, .08); --danger: #ff6b5e;
  --bar: rgba(20, 22, 27, .88); --panel: #1d2028; --shadow: 0 10px 40px rgba(0, 0, 0, .5);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  background-color: var(--paper);
  background-image: radial-gradient(circle, var(--dot) 1.1px, transparent 1.3px);
  background-size: var(--grid) var(--grid);
  background-attachment: local;
  color: var(--ink);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans Georgian", "Helvetica Neue", sans-serif;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  flex-direction: column;
}
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 40%, transparent); text-underline-offset: 2px; }
[hidden] { display: none !important; }

/* ------------------------------------------------------------------ top bar */
.bar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 2px;
  padding: calc(env(safe-area-inset-top) + 6px) max(10px, env(safe-area-inset-right)) 6px max(10px, env(safe-area-inset-left));
  background: var(--bar);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid color-mix(in srgb, var(--rule) 25%, transparent);
}
.bar .grow { flex: 1; }
.nav { width: 36px; height: 36px; border-radius: 8px; font-size: 26px; line-height: 1; color: var(--ink-soft); }
.nav:hover, .icon:hover, .pagebtn:hover, .sync:hover { background: var(--hover); }
.nav:disabled { opacity: .25; cursor: default; background: none; }
.nav.plus { font-size: 22px; }
.pagebtn { display: flex; align-items: baseline; gap: 8px; padding: 6px 8px; border-radius: 8px; min-width: 0; }
.pagebtn .pn { font-weight: 650; letter-spacing: .01em; white-space: nowrap; }
.pagebtn .pd { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.icon { width: 36px; height: 36px; border-radius: 8px; display: grid; place-items: center; color: var(--ink-soft); }
.icon svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
#menuBtn svg { fill: currentColor; stroke: none; }
.sync { display: flex; align-items: center; gap: 6px; height: 36px; padding: 0 8px; border-radius: 8px; color: var(--muted); font-size: 12.5px; }
.sync i { width: 8px; height: 8px; border-radius: 50%; background: var(--off); display: block; }
.sync.ok i { background: var(--ok); }
.sync.pending i { background: var(--warn); }
.sync.busy i { background: var(--warn); animation: pulse 1s ease-in-out infinite; }
.sync.err i { background: var(--err); }
@keyframes pulse { 50% { opacity: .35; } }

.banner {
  margin: 8px auto 0; padding: 8px 12px; max-width: 1100px; width: calc(100% - 20px);
  border: 1px solid color-mix(in srgb, var(--warn) 50%, transparent); border-radius: 10px;
  background: color-mix(in srgb, var(--warn) 10%, var(--paper)); font-size: 14px;
}
.banner button { text-decoration: underline; font-weight: 600; }

/* ------------------------------------------------------------------ the sheet */
.sheet {
  flex: 1;
  width: 100%; max-width: 1180px; margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  padding: 4px max(8px, env(safe-area-inset-right)) calc(env(safe-area-inset-bottom) + 120px) max(8px, env(safe-area-inset-left));
}
.col { padding: 10px 14px 40px; min-height: 60vh; cursor: text; }
.agenda { border-right: 2px solid var(--rule); }
.col-label {
  font-size: 11.5px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
  color: var(--muted); margin: 4px 0 6px; user-select: none; cursor: default;
}

@media (max-width: 720px) {
  .sheet { grid-template-columns: minmax(0, 1fr); }
  .col { min-height: 0; padding: 8px 6px 18px; }
  .agenda { border-right: 0; border-bottom: 2px solid var(--rule); padding-bottom: 14px; }
  .notes { min-height: 50vh; }
  body { font-size: 17px; }
  .pagebtn .pd { display: none; }
  .sync span { display: none; }
}

/* day groups in the agenda */
.day { margin: 0 0 14px; }
.day-head {
  display: flex; align-items: center; gap: 8px; margin: 6px 0 2px;
  font-size: 12.5px; font-weight: 650; color: var(--ink-soft); cursor: default; user-select: none;
}
.day-head::after { content: ""; flex: 1; height: 1px; background: color-mix(in srgb, var(--rule) 45%, transparent); }
.day-head .rel { color: var(--now); }
.day.past .day-head { color: var(--muted); }
.add-day {
  margin-top: 6px; font-size: 13.5px; color: var(--muted); padding: 6px 8px; border-radius: 8px;
}
.add-day:hover { background: var(--hover); color: var(--ink-soft); }

/* ------------------------------------------------------------------ lines */
.row {
  position: relative;
  display: flex; align-items: flex-start; gap: 4px;
  min-height: 34px; padding: 4px 6px 4px 0; border-radius: 7px;
  padding-left: calc(var(--ind, 0) * 24px);
  touch-action: pan-y;
  transition: background-color .12s;
}
.row.flash { animation: flash 1.6s ease-out; }
@keyframes flash { 0%, 30% { background: color-mix(in srgb, var(--warn) 35%, transparent); } }
.mark {
  flex: none; width: 26px; height: 26px; margin-top: -1px; border-radius: 6px;
  display: grid; place-items: center; color: var(--ink-soft); font-size: 17px; line-height: 1;
}
.mark::before { content: "–"; }
.row.done .mark::before { content: "✓"; font-size: 14px; color: var(--muted); }
.txt { flex: 1; min-width: 0; white-space: pre-wrap; overflow-wrap: anywhere; padding-top: 1px; }
.time {
  flex: none; min-width: 3.1em; padding-top: 1px; margin-right: 4px;
  font-variant-numeric: tabular-nums; color: var(--ink-soft); font-weight: 600; white-space: nowrap;
}
.row.untimed .time { display: none; }
.row.done .txt, .row.done .time {
  text-decoration: line-through; text-decoration-thickness: 1.5px; text-decoration-color: var(--ink);
  color: color-mix(in srgb, var(--ink) 48%, transparent);
}
.row.free .txt { color: var(--free); font-style: italic; }
.row.free { background: var(--free-bg); }
.row.free .time { color: var(--free); }
.row.moved { cursor: pointer; }
.row.moved.free { background: none; }
.row.moved.free .txt { color: var(--muted); }
.row.moved .txt, .row.moved .time { color: var(--muted); }
.row.moved .mark::before { content: "›"; }
.moved-to { color: var(--muted); font-size: 13px; white-space: nowrap; margin-left: 6px; }
.row.past:not(.done) .time { color: var(--muted); }

.now {
  position: relative; height: 0; margin: 3px 0 3px 30px; border-top: 1.5px solid var(--now);
}
.now span {
  position: absolute; left: 0; top: -9px; background: var(--paper); color: var(--now);
  font-size: 11px; font-weight: 700; padding: 0 4px 0 0; font-variant-numeric: tabular-nums;
}
.now::before { content: ""; position: absolute; left: -6px; top: -4.5px; width: 7px; height: 7px; border-radius: 50%; background: var(--now); }

/* swipe feedback */
.row.swiping { transition: none; z-index: 1; }
.row.swipe-done { background: color-mix(in srgb, var(--ink) 9%, transparent); }
.row.swipe-del { background: color-mix(in srgb, var(--danger) 14%, transparent); }

/* the empty line at the end of a column or day: tap to write */
.add {
  display: flex; align-items: center; gap: 4px; min-height: 40px; padding: 4px 6px 4px 0;
  border-radius: 7px; color: var(--muted); cursor: text;
}
.add::before { content: "+"; width: 26px; text-align: center; font-size: 18px; opacity: .7; }
.hidden-note { font-size: 13px; color: var(--muted); margin: 10px 0 0 30px; cursor: pointer; }

/* the line being edited */
.row.editing { background: var(--edit); }
.row.editing textarea {
  flex: 1; min-width: 0; resize: none; overflow: hidden;
  border: 0; outline: 0; padding: 1px 0 0; margin: 0; background: transparent;
  font: inherit; color: inherit; line-height: inherit; min-height: 1.45em;
}
@media (max-width: 720px) { .row.editing textarea { font-size: 17px; } }
@supports (-webkit-touch-callout: none) { .row.editing textarea { font-size: max(16px, 1em); } }
.tools { flex: none; display: flex; gap: 2px; margin: -3px -2px 0 4px; }
.tools button {
  width: 30px; height: 30px; border-radius: 6px; display: grid; place-items: center;
  color: var(--ink-soft); font-size: 15px;
}
.tools button:hover { background: var(--edit); }
.tools button.del { color: var(--danger); }

/* ------------------------------------------------------------------ menu, panels */
.menu {
  position: fixed; z-index: 30; right: max(10px, env(safe-area-inset-right)); top: calc(env(safe-area-inset-top) + 52px);
  min-width: 220px; padding: 6px; border-radius: 12px; background: var(--panel); box-shadow: var(--shadow);
  display: flex; flex-direction: column;
}
.menu button { text-align: left; padding: 9px 12px; border-radius: 8px; }
.menu button:hover { background: var(--hover); }
.menu .danger { color: var(--danger); }
.menu-foot { font-size: 12px; color: var(--muted); padding: 8px 12px 4px; border-top: 1px solid var(--hover); margin-top: 4px; }

.overlay {
  position: fixed; inset: 0; z-index: 40; background: rgba(15, 18, 30, .32);
  display: flex; justify-content: center; align-items: flex-start;
  padding: calc(env(safe-area-inset-top) + 8vh) 12px 12px;
}
.panel {
  width: 100%; max-width: 640px; max-height: 80vh; display: flex; flex-direction: column;
  background: var(--panel); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden;
}
.search-head { display: flex; gap: 6px; padding: 10px; border-bottom: 1px solid var(--hover); }
.search-head input {
  flex: 1; font: inherit; font-size: 17px; padding: 8px 10px; border-radius: 9px;
  border: 1px solid color-mix(in srgb, var(--rule) 40%, transparent); background: var(--paper); color: var(--ink); outline: none;
}
.search-head input:focus { border-color: var(--rule); }
.close { width: 40px; border-radius: 8px; color: var(--muted); }
.close:hover { background: var(--hover); }
.results { overflow: auto; padding: 6px; }
.res {
  display: flex; gap: 10px; align-items: baseline; width: 100%; text-align: left;
  padding: 9px 10px; border-radius: 9px;
}
.res:hover, .res.sel { background: var(--hover); }
.res .rp { flex: none; min-width: 3.2em; color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.res .rt { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.res .rm { flex: none; color: var(--muted); font-size: 12.5px; }
.res.done .rt { text-decoration: line-through; color: var(--muted); }
.res mark { background: color-mix(in srgb, var(--warn) 40%, transparent); color: inherit; border-radius: 2px; }
.results .empty { color: var(--muted); padding: 14px 10px; }

.dialog { padding: 18px; gap: 12px; }
.dialog h2 { margin: 0; font-size: 18px; }
.dialog p { margin: 0 0 8px; color: var(--ink-soft); }
.dialog ul { margin: 4px 0 0; padding-left: 20px; color: var(--ink-soft); max-height: 30vh; overflow: auto; }
.dialog input[type=date] {
  font: inherit; padding: 8px 10px; border-radius: 9px; color: var(--ink); background: var(--paper);
  border: 1px solid color-mix(in srgb, var(--rule) 45%, transparent);
}
.dialog dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 14.5px; }
.dialog dt { font-weight: 650; white-space: nowrap; }
.dialog dd { margin: 0; color: var(--ink-soft); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.actions button { padding: 9px 14px; border-radius: 9px; border: 1px solid color-mix(in srgb, var(--rule) 40%, transparent); }
.actions button.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); font-weight: 600; }
.actions button.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.actions button:hover { filter: brightness(1.08); }

.login {
  position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 20px;
  background-color: var(--paper);
  background-image: radial-gradient(circle, var(--dot) 1.1px, transparent 1.3px); background-size: var(--grid) var(--grid);
}
.login-card {
  width: 100%; max-width: 340px; display: flex; flex-direction: column; gap: 12px;
  background: var(--panel); padding: 24px; border-radius: 16px; box-shadow: var(--shadow);
}
.login-card h1 { margin: 0; font-size: 22px; }
.login-card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }
.login-card input {
  font: inherit; font-size: 17px; padding: 10px 12px; border-radius: 10px; color: var(--ink); background: var(--paper);
  border: 1px solid color-mix(in srgb, var(--rule) 45%, transparent); outline: none;
}
.login-card button { padding: 11px; border-radius: 10px; background: var(--ink); color: var(--paper); font-weight: 650; }
.login-card .err { color: var(--danger); min-height: 1.2em; }
.login-card .link { background: none; color: var(--ink-soft); font-weight: 500; padding: 4px; }

.toast {
  position: fixed; z-index: 45; left: 50%; transform: translateX(-50%);
  bottom: calc(env(safe-area-inset-bottom) + 18px);
  display: flex; align-items: center; gap: 14px; max-width: calc(100% - 24px);
  padding: 10px 12px 10px 16px; border-radius: 12px; background: var(--ink); color: var(--paper);
  box-shadow: var(--shadow); font-size: 14.5px;
}
.toast button { font-weight: 700; padding: 4px 8px; border-radius: 7px; color: var(--paper); }
.toast button:hover { background: rgba(255, 255, 255, .12); }

/* hover only where there is a mouse: on touch screens a tapped line would stay grey */
@media (hover: hover) {
  .row:hover { background: var(--hover); }
  .row.free:hover { background: color-mix(in srgb, var(--free) 13%, transparent); }
  .row.moved.free:hover { background: var(--hover); }
  .mark:hover { background: var(--edit); }
  .add:hover { background: var(--hover); color: var(--ink-soft); }
  .row.editing:hover { background: var(--edit); }
}

@media print {
  .bar, .banner, .add, .add-day, .toast, .now { display: none !important; }
  body { background: none; }
}