:root {
  --bg: #ffffff; --side: #fbf8f5; --ink: #202020; --muted: #707070; --line: #ececec;
  --hover: #f2eee9; --accent: #e8553f; --accent-ink: #fff; --accent-soft: #fdeeea;
  --p1: #d1453b; --p2: #eb8909; --p3: #246fe0; --p4: #9a9a9a;
  --green: #058527; --orange: #ad6200; --purple: #692fc2; --red: #d1453b;
  --shadow: 0 8px 30px rgba(0,0,0,.12);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1e1e1e; --side: #262626; --ink: #eee; --muted: #a0a0a0; --line: #333;
    --hover: #303030; --accent-soft: #3a2420; --shadow: 0 8px 30px rgba(0,0,0,.5);
    --green: #3fb950; --orange: #f0a43a; --purple: #b18cf2; --red: #ff6b5e;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: Rubik, system-ui, sans-serif; background: var(--bg); color: var(--ink); font-size: 15px; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

.layout { display: flex; min-height: 100vh; }
.sidebar { width: 280px; background: var(--side); padding: 14px 12px; flex-shrink: 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.user { display: flex; align-items: center; gap: 8px; padding: 6px 8px 12px; font-size: 14px; }
.user img { width: 26px; height: 26px; border-radius: 50%; }
.user .who { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; }
.user a { color: var(--muted); font-size: 13px; }
.user a:hover { color: var(--accent); }
.add-btn { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px; border: 0; background: none; color: var(--accent); font-weight: 500; cursor: pointer; border-radius: 6px; }
.add-btn:hover { background: var(--hover); }
.plus { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-size: 18px; line-height: 1; }
.search { display: flex; align-items: center; gap: 10px; padding: 4px 8px; border-radius: 6px; color: var(--muted); }
.search input { border: 0; background: none; outline: none; width: 100%; padding: 4px 0; color: var(--ink); }
.search:focus-within { background: var(--bg); box-shadow: 0 0 0 1px var(--line); }
.views a, .projects a { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 6px; cursor: pointer; }
.views a:hover, .projects a:hover { background: var(--hover); }
.views a.active, .projects a.active { background: var(--accent-soft); color: var(--accent); font-weight: 500; }
.views em, .projects em { margin-inline-start: auto; font-style: normal; color: var(--muted); font-size: 12px; }
.ico { width: 22px; text-align: center; }
.today-ico { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1.5px solid var(--green); color: var(--green); border-radius: 4px; font-size: 10px; font-weight: 700; margin-inline: 1px; }
.group-head { display: flex; justify-content: space-between; align-items: center; margin: 18px 8px 4px; font-size: 13px; font-weight: 700; color: var(--muted); }
.group-head button { border: 0; background: none; cursor: pointer; color: var(--muted); font-size: 18px; border-radius: 4px; padding: 0 6px; }
.group-head button:hover { background: var(--hover); color: var(--ink); }
.dot { width: 10px; height: 10px; border-radius: 50%; margin-inline: 6px; flex-shrink: 0; }
.projects .del { visibility: hidden; border: 0; background: none; color: var(--muted); cursor: pointer; padding: 0 4px; }
.projects a:hover .del { visibility: visible; }
.projects a:hover em { display: none; }

.main { flex: 1; min-width: 0; }
.topbar { height: 48px; display: flex; align-items: center; padding: 0 16px; }
.menu { display: none; border: 0; background: none; font-size: 20px; cursor: pointer; }
.content { max-width: 800px; margin: 0 auto; padding: 8px 40px 120px; }
h1 { font-size: 24px; margin: 4px 0; }
.subtitle { color: var(--muted); margin: 0 0 16px; font-size: 13px; min-height: 1em; }
.section-title { font-size: 14px; font-weight: 700; padding: 18px 0 8px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; }
.section-title .overdue-link { color: var(--red); font-weight: 400; cursor: pointer; border: 0; background: none; font-size: 13px; }
.empty { text-align: center; color: var(--muted); padding: 60px 0 20px; }
.empty b { display: block; font-size: 17px; color: var(--ink); margin-bottom: 6px; }

.task { display: flex; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); cursor: pointer; align-items: flex-start; }
.task:hover .t-title { color: var(--ink); }
.check { width: 19px; height: 19px; border-radius: 50%; border: 1.6px solid var(--pc); background: color-mix(in srgb, var(--pc) 10%, transparent); flex-shrink: 0; margin-top: 2px; cursor: pointer; display: grid; place-items: center; padding: 0; color: transparent; font-size: 11px; }
.check:hover { color: var(--pc); }
.task.done .check { background: var(--pc); color: #fff; }
.task.done .t-title { text-decoration: line-through; color: var(--muted); }
.t-body { flex: 1; min-width: 0; }
.t-title { line-height: 1.4; word-wrap: break-word; }
.t-desc { color: var(--muted); font-size: 13px; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.t-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; font-size: 12px; color: var(--muted); }
.t-meta .due.today { color: var(--green); } .t-meta .due.tomorrow { color: var(--orange); }
.t-meta .due.week { color: var(--purple); } .t-meta .due.overdue { color: var(--red); }
.t-meta .proj { margin-inline-start: auto; display: flex; align-items: center; }
.t-meta .proj .dot { width: 7px; height: 7px; margin-inline: 4px 0; }
.t-del { visibility: hidden; border: 0; background: none; color: var(--muted); cursor: pointer; font-size: 15px; }
.task:hover .t-del { visibility: visible; }
.t-del:hover { color: var(--red); }

.inline-add .add-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; color: var(--muted); cursor: pointer; border: 0; background: none; width: 100%; }
.inline-add .add-row:hover { color: var(--accent); }
.inline-add .add-row .p { color: var(--accent); font-size: 20px; width: 19px; }
.composer { border: 1px solid var(--line); border-radius: 10px; padding: 10px; margin-top: 10px; background: var(--bg); }
.composer:focus-within { border-color: #c8c8c8; }
.composer input.c-title { width: 100%; border: 0; outline: none; font-weight: 500; font-size: 15px; background: none; padding: 4px 2px; }
.composer textarea { width: 100%; border: 0; outline: none; resize: vertical; font-size: 13px; color: var(--muted); background: none; padding: 2px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; min-height: 0; }
.chip { font-size: 12px; background: var(--accent-soft); color: var(--accent); border-radius: 4px; padding: 2px 6px; }
.c-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.c-row input, .c-row select { border: 1px solid var(--line); border-radius: 6px; padding: 4px 6px; background: var(--bg); font-size: 13px; }
.c-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.primary { background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 6px; padding: 7px 14px; font-weight: 500; cursor: pointer; }
.primary:disabled { opacity: .5; cursor: default; }
.ghost { background: var(--hover); border: 0; border-radius: 6px; padding: 7px 14px; cursor: pointer; }
.danger { background: none; border: 0; color: var(--red); cursor: pointer; margin-inline-end: auto; }

dialog { border: 0; border-radius: 12px; box-shadow: var(--shadow); padding: 0; width: min(560px, calc(100vw - 32px)); background: var(--bg); color: var(--ink); }
dialog::backdrop { background: rgba(0,0,0,.4); }
#quick { margin-top: 12vh; }
#quick .composer { border: 0; margin: 0; }
.edit { padding: 16px; display: grid; gap: 10px; }
.edit input.e-title { font-size: 18px; font-weight: 700; border: 0; outline: none; background: none; }
.edit textarea { border: 1px solid var(--line); border-radius: 6px; padding: 8px; min-height: 80px; resize: vertical; background: none; outline: none; }
.edit label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }
.edit .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.edit .grid input, .edit .grid select { border: 1px solid var(--line); border-radius: 6px; padding: 6px; background: var(--bg); font-size: 14px; color: var(--ink); }
.edit .c-actions { margin-top: 4px; }

.toast { position: fixed; bottom: 24px; inset-inline-start: 24px; background: #282828; color: #fff; padding: 10px 16px; border-radius: 8px; box-shadow: var(--shadow); display: flex; gap: 16px; align-items: center; z-index: 10; font-size: 14px; }
.toast button { background: none; border: 0; color: #ff9b8a; font-weight: 700; cursor: pointer; }

/* sign-in page */
body.signin { display: grid; place-items: center; min-height: 100vh; background: var(--side); padding: 16px; }
.signin-card { background: var(--bg); border-radius: 16px; box-shadow: var(--shadow); padding: 44px 36px; text-align: center; max-width: 380px; width: 100%; }
.signin-card .logo { width: 56px; height: 56px; border-radius: 14px; background: var(--accent); color: #fff; font-size: 30px; display: grid; place-items: center; margin: 0 auto 12px; font-weight: 700; }
.signin-card h1 { font-size: 30px; margin: 0 0 8px; }
.signin-card p { color: var(--muted); margin: 0 0 28px; line-height: 1.5; }
.google-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 11px; border: 1px solid var(--line); border-radius: 8px; font-weight: 500; background: var(--bg); }
.google-btn:hover { background: var(--hover); }

@media (max-width: 760px) {
  .sidebar { position: fixed; inset-block: 0; inset-inline-start: 0; z-index: 5; transform: translateX(100%); transition: transform .2s; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .scrim.open { position: fixed; inset: 0; background: rgba(0,0,0,.3); z-index: 4; }
  .menu { display: block; }
  .content { padding: 0 16px 120px; }
  .t-del { visibility: visible; }
  .toast { inset-inline: 16px; justify-content: space-between; }
}
.toast[hidden] { display: none; }