:root {
  /* light = warm beige; data-theme switches palettes */
  --bg: #f1e9d8; --card: #fbf6ea; --ink: #37301f; --muted: #857763;
  --line: #e0d5bd; --accent: #8b5a2b; --accent-ink: #fff;
  --danger: #b3341f; --ok: #4c7031; --warn: #96660f;
}
html[data-theme="dark"] {
  --bg: #111418; --card: #1a1f26; --ink: #e6e9ec; --muted: #9aa4ae;
  --line: #2a323b; --accent: #3b82f6;
}
@media (prefers-color-scheme: dark) {
  html[data-theme="system"] {
    --bg: #111418; --card: #1a1f26; --ink: #e6e9ec; --muted: #9aa4ae;
    --line: #2a323b; --accent: #3b82f6;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.45 -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
button {
  font: inherit; border: 1px solid var(--line); border-radius: 7px;
  background: var(--card); color: var(--ink); padding: 6px 12px; cursor: pointer;
}
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea {
  font: inherit; color: var(--ink); background: var(--card);
  border: 1px solid var(--line); border-radius: 7px; padding: 6px 9px;
}
input:focus, select:focus, textarea:focus, button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}

/* auth pages */
.authpage { display: grid; place-items: center; min-height: 100vh; }
.authcard {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 28px 32px; width: min(360px, 92vw);
}
.authcard h1 { margin: 0 0 12px; font-size: 22px; }
.loginlogo { display: block; margin: 0 auto 4px; width: 130px; }
.authcard label { display: block; margin: 12px 0 4px; color: var(--muted); font-size: 13px; }
.authcard input { width: 100%; }
.authcard button { margin-top: 18px; width: 100%; background: var(--accent); border-color: var(--accent); color: #fff; }
.hint { color: var(--muted); }
.err { color: var(--danger); }
.okmsg { color: var(--ok); }

/* shell */
#top {
  display: flex; align-items: center; gap: 18px;
  padding: 10px 18px; background: var(--card); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; display: flex; align-items: center; gap: 8px; color: inherit; text-decoration: none; cursor: pointer; }
.brand:hover { opacity: 0.85; }
.brand-logo { height: 26px; width: auto; display: block; }
#views { display: flex; gap: 4px; flex: 1; }
#views button { border: none; background: none; padding: 6px 10px; color: var(--muted); border-radius: 7px; }
#views button.on { color: var(--ink); background: var(--bg); font-weight: 600; }
.who { color: var(--muted); font-size: 13px; }
main { max-width: 900px; margin: 22px auto; padding: 0 16px; }
.view { display: none; }
.view.on { display: block; }

/* cards & lists */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px 18px; margin-bottom: 16px;
}
.card h2 { margin: 0 0 10px; font-size: 16px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); font-size: 13px; }
.grow { flex: 1; }

/* tasks - browser-tab style strip, like myTinyTodo's bar */
#listtabs {
  display: flex; gap: 4px; flex-wrap: wrap; align-items: flex-end;
  border-bottom: 1px solid var(--line); padding: 0 6px; margin-bottom: 16px;
  position: relative;
}
#listtabs .caret { font-size: 11px; opacity: .7; }
.tabmenu {
  position: absolute; z-index: 15; min-width: 220px;
  background: var(--card); border: 1px solid var(--line); border-radius: 9px;
  box-shadow: 0 6px 22px rgba(0,0,0,.14); padding: 6px 0;
}
.tabmenu a {
  display: block; padding: 7px 16px 7px 10px;
  color: var(--ink); text-decoration: none; white-space: nowrap;
}
.tabmenu a:hover { background: var(--bg); }
.tabmenu .check { display: inline-block; width: 20px; text-align: center; color: var(--accent); }
.tabmenu .sep { border-top: 1px solid var(--line); margin: 6px 0; }
#listtabs button {
  border: 1px solid var(--line); border-bottom: none;
  border-radius: 9px 9px 0 0; background: var(--bg); color: var(--muted);
  padding: 7px 16px; margin-bottom: -1px;
}
#listtabs button.on {
  background: var(--card); color: var(--ink); font-weight: 600;
  border-bottom: 1px solid var(--card);
}
#listtabs button.newtab { padding: 7px 11px; }

.tasklist-head {
  display: flex; gap: 14px; align-items: baseline;
  border-bottom: 1px solid var(--line);
  padding-bottom: 9px; margin-bottom: 6px;
}
.notetoggle {
  text-decoration: none; color: var(--muted);
  width: 16px; display: inline-block; text-align: center;
  transform: translateY(1px);
}
.notetoggle:hover { color: var(--ink); }
.notetoggle-spacer { width: 16px; display: inline-block; }
.task {
  display: flex; align-items: baseline; gap: 10px;
  padding: 8px 4px; border-bottom: 1px solid var(--line);
}
.task:last-child { border-bottom: none; }
.task input[type=checkbox] { transform: translateY(2px); }
.task .title { flex: 1; }
.task.done .title { text-decoration: line-through; color: var(--muted); }
/* due-date labels: plain colored text with an arrow, like myTinyTodo */
.due { font-size: 13px; font-weight: 600; white-space: nowrap; }
.due.overdue { color: var(--danger); }
.due.soon { color: var(--ok); }
.due.far { color: var(--ink); }

.badge { font-size: 12px; border-radius: 5px; padding: 1px 7px; white-space: nowrap; }
.badge.overdue { background: #f3dccd; color: var(--danger); }
.badge.today { background: #efe2ba; color: var(--warn); }
.badge.future { background: var(--bg); color: var(--muted); }
@media (prefers-color-scheme: dark) {
  .badge.overdue { background: #3b1d1d; }
  .badge.today { background: #3a2e12; }
}
.task .del { color: var(--muted); text-decoration: none; padding: 0 5px; }
.task .del:hover { color: var(--danger); }
.task .edit { color: var(--muted); text-decoration: none; padding: 0 5px; }
.task .edit:hover { color: var(--accent); }
.prio { font-weight: 700; font-size: 12px; margin-right: 6px; }
.prio.p1 { color: var(--warn); }
.prio.p2 { color: var(--danger); }
.prio.pm1 { color: var(--muted); }
.notetext { font-size: 13px; color: var(--muted); white-space: pre-wrap; margin-top: 2px; }
.listchip {
  font-size: 11px; color: var(--muted); border: 1px solid var(--line);
  border-radius: 9px; padding: 0 7px; margin-left: 6px; vertical-align: 1px;
}

/* add-task extra options row */
#morefields {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* planner chat */
#chatlog { max-height: 340px; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; }
.msg {
  max-width: 85%; padding: 8px 12px; border-radius: 12px;
  white-space: pre-wrap; line-height: 1.4;
}
.msg.user { align-self: flex-end; background: var(--accent); color: var(--accent-ink); }
.msg.ai { align-self: flex-start; background: var(--bg); border: 1px solid var(--line); }
.confirm {
  align-self: stretch; border: 1px solid var(--warn); border-radius: 10px;
  padding: 10px 14px; margin-top: 4px;
}
.confirm-item { padding: 3px 0; font-size: 14px; }

/* task editor */
.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.35);
  display: grid; place-items: center; z-index: 20;
}
.modal {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px 22px; width: min(480px, 94vw); max-height: 90vh; overflow: auto;
}
.modal h2 { margin: 0 0 6px; font-size: 16px; }
.modal input, .modal select, .modal textarea { width: 100%; }
.modal .row > span { flex: 1; }
.dangerbtn { color: var(--danger); border-color: var(--danger); }

/* planner schedule */
.slot { display: flex; gap: 12px; padding: 5px 0; border-bottom: 1px dashed var(--line); }
.slot .time { width: 105px; color: var(--muted); white-space: nowrap; }
.slot.break .act { color: var(--muted); }
.slot.other .act { color: var(--warn); }

/* settings forms - a grid of cards, not one long list */
#view-settings.on {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
  align-items: start;
}
#view-settings .card { margin-bottom: 0; }
.frm label { display: block; margin: 10px 0 3px; font-size: 13px; color: var(--muted); }
.frm input, .frm select, .frm textarea { width: 100%; }
.frm .row input, .frm .row select { width: auto; }
.frm .row input.grow, .frm .row input[id="s-title"] { flex: 1; width: auto; }
.frm button { margin-top: 12px; }
/* checkbox + label as a tight inline pair, never a spread flex row */
.checkrow, .frm label:has(> input[type=checkbox]) {
  display: flex; align-items: center; gap: 8px;
  width: auto; margin: 10px 0 3px; cursor: pointer;
}
.checkrow input[type=checkbox], .frm label > input[type=checkbox] {
  width: auto; flex: none; margin: 0;
}
.checkrow span { color: var(--ink); font-size: 14px; }

/* legal / doc pages */
html { scroll-behavior: smooth; }
.docpage { max-width: 680px; margin: 28px auto; padding: 0 18px; line-height: 1.6; }
/* changelog: a rail stuck to the left edge, content beside it */
.docpage.wide { max-width: 720px; margin-left: 200px; }
.chlog-side {
  position: fixed; left: 0; top: 45px; bottom: 0; width: 160px;
  background: var(--card); border-right: 1px solid var(--line);
  padding: 18px 22px; font-size: 14px; overflow-y: auto;
}
.chlog-side b { display: block; margin-bottom: 10px; }
.chlog-side a { display: block; padding: 4px 0; text-decoration: none; }
.chlog-body { min-width: 0; }
.chlog-body h2 { scroll-margin-top: 70px; }
@media (max-width: 900px) {
  .docpage.wide { margin-left: auto; }
  .chlog-side {
    position: static; width: auto; border-right: none;
    border: 1px solid var(--line); border-radius: 10px; margin-bottom: 16px;
  }
  .chlog-side a { display: inline-block; padding: 2px 10px 2px 0; }
  .chlog-side b { display: inline-block; margin: 0 10px 0 0; }
}
.docpage h1 { font-size: 24px; margin: 0 0 10px; }
.docpage h2 { font-size: 16px; margin: 22px 0 6px; }
.docpage li { margin: 5px 0; }
.legalfoot { text-align: center; font-size: 12px; margin: 16px 0 0; }
.legalfoot a { color: var(--muted); }

/* flash */
#flash {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: var(--bg); border-radius: 8px;
  padding: 9px 16px; opacity: 0; pointer-events: none; transition: opacity .25s;
  max-width: 85vw;
}
#flash.show { opacity: .95; }

/* sharing */
.sharedmark { font-size: 11px; opacity: .7; }
.listchip.shared { border-style: dashed; }
.sharerow { display: block; padding: 4px 0; color: var(--ink); font-size: 14px; }
.sharechip a { color: var(--muted); text-decoration: none; padding-left: 3px; }
.sharechip a:hover { color: var(--danger); }

/* analytics bars */
.bar-row { display: flex; align-items: center; gap: 10px; padding: 2px 0; font-size: 13px; }
.bar-day { width: 46px; color: var(--muted); }
.bar-track { flex: 1; background: var(--bg); border-radius: 4px; height: 14px; overflow: hidden; }
.bar-fill { display: block; height: 100%; background: var(--accent); }
.bar-n { width: 40px; text-align: right; }

/* ---------- interactive tutorial (spotlight tour) ---------- */
#tour { position: fixed; inset: 0; z-index: 1000; }
#tour::before {
  content: ""; position: absolute; inset: 0;
  background: rgba(0,0,0,.55);
}
#tour-hole {
  position: absolute; border-radius: 10px;
  box-shadow: 0 0 0 9999px rgba(0,0,0,.55);
  outline: 2px solid var(--accent); transition: all .18s ease;
  pointer-events: none;
}
#tour-pop {
  position: absolute; z-index: 1; max-width: 320px; width: calc(100vw - 24px);
  background: var(--card); color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 10px 34px rgba(0,0,0,.28); padding: 16px 18px;
}
#tour-pop h3 { margin: 4px 0 6px; font-size: 17px; }
#tour-pop p { margin: 0 0 12px; }
#tour-step { font-size: 12px; }
.tour-btns { display: flex; align-items: center; gap: 10px; }
.tour-btns .grow { flex: 1; }

/* ---------- nav panel / mobile ---------- */
/* Desktop: the panel is a transparent flex row that keeps the old layout. */
#navtoggle { display: none; }
#navpanel { display: flex; align-items: center; gap: 18px; flex: 1; }
@media (max-width: 640px) {
  #top { gap: 10px; padding: 9px 14px; position: relative; }
  .brand span { font-size: 15px; }
  #navtoggle {
    display: inline-flex; align-items: center; justify-content: center;
    margin-left: auto; border: 1px solid var(--line); background: var(--card);
    color: var(--ink); border-radius: 8px; width: 38px; height: 34px; font-size: 18px;
    cursor: pointer; flex: 0 0 auto;
  }
  /* The panel becomes a dropdown holding nav buttons + account links. */
  #navpanel {
    display: none; position: absolute; top: 100%; right: 12px; left: auto;
    flex-direction: column; align-items: stretch; gap: 0; flex: none;
    min-width: 210px; margin-top: 6px; z-index: 30; padding: 6px;
    background: var(--card); border: 1px solid var(--line); border-radius: 11px;
    box-shadow: 0 10px 30px rgba(0,0,0,.24);
  }
  #top.navopen #navpanel { display: flex; }
  #views { display: flex; flex-direction: column; gap: 2px; flex: none; }
  #views button {
    display: block; width: 100%; text-align: left; padding: 11px 12px;
    border-radius: 8px;
  }
  .who {
    display: flex; flex-direction: column; gap: 8px; font-size: 14px;
    border-top: 1px solid var(--line); margin-top: 6px; padding: 10px 12px 4px;
  }
  main { margin: 16px auto; padding: 0 12px; }
  #listtabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 2px; }
  #listtabs button { flex: 0 0 auto; }
  .card { padding: 14px; }
  #newtask, .grow { min-width: 0; }
  .task { flex-wrap: wrap; }
}

/* ---------- onboarding empty-state ---------- */
.onboard { text-align: center; padding: 18px 6px; }
.onboard h3 { margin: 0 0 6px; font-size: 18px; }
.onboard-actions {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 14px;
}
.onboard-actions button {
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  border-radius: 8px; padding: 9px 14px; cursor: pointer;
}
.onboard-actions button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ---------- global search ---------- */
#searchbtn { white-space: nowrap; }
#searchbar[hidden] { display: none; }
#searchbar {
  display: flex; align-items: center; gap: 10px;
  max-width: 900px; margin: 14px auto 0; padding: 0 16px;
}
#searchinput {
  flex: 1; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: 9px; background: var(--card); color: var(--ink); font-size: 15px;
}
#searchclose { font-size: 22px; text-decoration: none; padding: 0 4px; }
.srow { cursor: pointer; }
.srow:hover { background: var(--bg); }
.flashrow { animation: flashrow 1.4s ease; }
@keyframes flashrow {
  0%, 40% { background: color-mix(in srgb, var(--accent) 22%, transparent); }
  100% { background: transparent; }
}

/* ---------- undo toast link ---------- */
.undolink { color: #7fb3ff; font-weight: 600; text-decoration: none; }
.undolink:hover { text-decoration: underline; }

/* ---------- bulk select + drag reorder ---------- */
.selbox { display: none; }
body.selectmode .selbox { display: inline-block; }
body.selectmode .donebox,
body.selectmode .draghandle { display: none; }
.task.selected { background: color-mix(in srgb, var(--accent) 12%, transparent); }

.draghandle {
  display: none; cursor: grab; color: var(--muted); user-select: none;
  letter-spacing: -3px; padding-right: 2px; font-size: 12px;
}
@media (pointer: fine) {
  .task:hover .draghandle { display: inline-block; }
}
body.selectmode .draghandle { display: none !important; }
.task.dragging { opacity: .5; background: var(--bg); }

#bulkbar {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,.24); padding: 10px 14px; z-index: 40;
  max-width: 92vw;
}
#bulkbar[hidden] { display: none; }
#bulkbar button { padding: 7px 12px; }
#bulkbar button.danger { color: var(--danger); border-color: var(--danger); }
#bulkbar .bulkmove { display: flex; align-items: center; gap: 6px; }
#bulkn { font-weight: 600; }

/* "What's new" popup badge */
.wn-badge {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent-ink); background: var(--accent);
  padding: 2px 9px; border-radius: 20px; margin-bottom: 8px;
}

/* kcuts banner */
#kcutsad {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 18px; background: var(--accent); color: var(--accent-ink);
}
#kcutsad[hidden] { display: none; }
#kcutsad span { flex: 1 1 320px; }
#kcutsad code { background: rgba(0,0,0,.15); padding: 1px 5px; border-radius: 4px; }
#kcutsad a { color: inherit; font-size: 20px; text-decoration: none; }
#kcutsad button { background: var(--card); color: var(--ink); border: 1px solid var(--line); font-weight: 600; }
#kcutsad button:disabled { opacity: .6; }