:root {
  --bg: #f4f1ea;
  --card: #fffdf8;
  --ink: #1f1c16;
  --muted: #6b6458;
  --line: #ddd6c8;
  --accent: #2c5f4a;
  --accent-2: #c45c26;
  --weekend: #c42b2b;
  --today: #e8f0eb;
  --personal: #2c5f4a;
  --group: #8a4b2a;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.45 "Segoe UI", system-ui, sans-serif; }
button, input, textarea, select { font: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.9rem; }
.error { color: #9b1c1c; min-height: 1.2em; }
.auth { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.auth-card { width: min(24rem, 100%); background: var(--card); border: 1px solid var(--line); padding: 1.5rem; }
.auth-card h1 { margin: 0 0 0.25rem; font-size: 1.35rem; }
.auth-card form { display: grid; gap: 0.75rem; margin-top: 1rem; }
label { display: grid; gap: 0.25rem; font-size: 0.9rem; }
input, textarea, select { border: 1px solid var(--line); background: #fff; padding: 0.45rem 0.55rem; }
button { background: var(--accent); color: #fff; border: 0; padding: 0.55rem 0.9rem; cursor: pointer; }
button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
button.link { background: none; color: var(--accent); padding: 0.75rem 0 0; text-align: left; }
.top { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); background: var(--card); }
.top-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; }
.tab.active { background: var(--accent); color: #fff; }
.invite { font-family: ui-monospace, Consolas, monospace; border: 1px dashed var(--line); padding: 0.2rem 0.45rem; }
#view-cal, #view-notes { max-width: 72rem; margin: 0 auto; padding: 1rem 1.25rem 2rem; }
.cal-nav { display: grid; grid-template-columns: minmax(7.5rem, 10rem) 1fr minmax(7.5rem, 10rem); align-items: center; gap: 0.85rem; margin-bottom: 0.85rem; }
.cal-nav-center { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; }
.month-title { margin: 0; font-size: 1.45rem; font-weight: 700; background: none; color: inherit; text-align: center; padding: 0.15rem 0.4rem; }
.month-title:hover { color: var(--accent); }
.nav-mini { background: var(--card); color: inherit; border: 1px solid var(--line); padding: 0.4rem 0.45rem 0.5rem; text-align: center; }
.nav-mini:hover { border-color: var(--accent); }
.nav-mini-name { font-size: 0.8rem; font-weight: 650; margin-bottom: 0.2rem; }
.nav-mini .mini-grid { font-size: 0.55rem; line-height: 1.3; }
.nav-mini.nav-year { min-height: 5.5rem; display: flex; align-items: center; justify-content: center; font-size: 1.15rem; font-weight: 650; }
.weekdays, .grid { display: grid; grid-template-columns: repeat(7, 1fr) 2.4rem; }
.weekdays { color: var(--muted); font-size: 0.8rem; padding: 0 0 0.35rem; }
.weekdays span:nth-child(6), .weekdays span:nth-child(7) { color: var(--weekend); }
.week-head { font-size: 0.7rem; text-align: center; }
.grid { border-top: 1px solid var(--line); border-left: 1px solid var(--line); background: var(--card); }
.cell { display: flex; flex-direction: column; height: 6.2rem; min-height: 6.2rem; max-height: 6.2rem; overflow: hidden; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 0.3rem; cursor: pointer; vertical-align: top; text-align: left; background: var(--card); color: inherit; }
.cell.out { color: #b0a89c; background: #f7f4ee; }
.cell.today { background: var(--today); }
.cell.selected { outline: 2px solid var(--accent); outline-offset: -2px; }
.week-num { height: 6.2rem; min-height: 6.2rem; max-height: 6.2rem; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 0.8rem; background: #f7f4ee; border-bottom: 1px solid var(--line); }
.cell .num { font-size: 0.85rem; flex-shrink: 0; }
.grid .cell:nth-child(8n + 6) .num,
.grid .cell:nth-child(8n + 7) .num { color: var(--weekend); }
.grid .cell.out:nth-child(8n + 6) .num,
.grid .cell.out:nth-child(8n + 7) .num { color: #d59a9a; }
.cell-events { flex: 1; min-height: 0; overflow-x: hidden; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: none; -ms-overflow-style: none; }
.cell-events::-webkit-scrollbar { display: none; width: 0; height: 0; }
.chip { display: block; font-size: 0.72rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 0.15rem; padding: 0.05rem 0.25rem; cursor: pointer; }
.chip.personal { background: #dce8e2; color: var(--personal); }
.chip.group { background: #f3e4d8; color: var(--group); }
.chip.users { background: #dce0f0; color: #2c3a6b; }
.user-picks { display: grid; gap: 0.35rem; border: 1px solid var(--line); padding: 0.55rem 0.65rem; background: #fff; max-height: 10rem; overflow: auto; }
.user-picks .inline { font-size: 0.9rem; }
.day-panel { margin-top: 1.25rem; }
.year-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.85rem; }
.year-month { background: var(--card); border: 1px solid var(--line); color: inherit; text-align: left; padding: 0.7rem 0.75rem 0.85rem; }
.year-month:hover { border-color: var(--accent); }
.year-month.current { outline: 2px solid var(--accent); outline-offset: -2px; }
.year-month-name { font-weight: 650; margin-bottom: 0.45rem; text-transform: capitalize; }
.mini-grid { display: grid; grid-template-columns: repeat(7, 1fr); font-size: 0.68rem; line-height: 1.35; }
.mini-day { text-align: center; padding: 0.12rem 0; min-height: 1.25em; }
.mini-day:nth-child(7n + 6),
.mini-day:nth-child(7n + 7) { color: var(--weekend); }
.mini-day.out { visibility: hidden; }
.mini-day.today { background: var(--today); font-weight: 700; }
.mini-day.has-event { color: var(--accent); font-weight: 650; position: relative; }
.mini-day.has-event::after { content: ""; display: block; width: 3px; height: 3px; margin: 0 auto; border-radius: 50%; background: var(--accent-2); }
.day-head { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap; }
.day-head h3 { margin: 0; }
.ctx { position: fixed; z-index: 50; min-width: 12.5rem; background: var(--card); border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(31, 28, 22, 0.16); padding: 0.25rem; }
.ctx-date { padding: 0.35rem 0.7rem 0.2rem; color: var(--muted); font-size: 0.8rem; }
.ctx button { display: block; width: 100%; text-align: left; background: transparent; color: var(--ink); padding: 0.45rem 0.7rem; }
.ctx button:hover, .ctx button:focus { background: var(--today); }
.dialog { position: fixed; inset: 0; z-index: 60; background: rgba(31, 28, 22, 0.35); display: grid; place-items: center; padding: 1rem; }
.dialog-card { width: min(26rem, 100%); background: var(--card); border: 1px solid var(--line); padding: 1.25rem; display: grid; gap: 0.55rem; }
.dialog-card h3 { margin: 0 0 0.25rem; font-size: 1.1rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 0.35rem; }
.event-row, .note-card { background: var(--card); border: 1px solid var(--line); padding: 0.75rem; margin: 0.5rem 0; display: flex; justify-content: space-between; gap: 0.75rem; align-items: flex-start; }
.row-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }
.badge { font-size: 0.75rem; color: var(--muted); }
.card-form { display: grid; gap: 0.55rem; max-width: 28rem; margin-top: 1rem; }
.inline { display: flex; align-items: center; gap: 0.4rem; }
.danger { background: transparent; color: #9b1c1c; border: 1px solid #e2c4c4; padding: 0.25rem 0.5rem; }
@media (max-width: 720px) {
  .cell, .week-num { height: 5rem; min-height: 5rem; max-height: 5rem; }
  .year-grid { grid-template-columns: repeat(2, 1fr); }
  .cal-nav { grid-template-columns: minmax(5.2rem, 1fr) minmax(0, 1.3fr) minmax(5.2rem, 1fr); gap: 0.4rem; }
  .month-title { font-size: 1.1rem; }
  .nav-mini { padding: 0.3rem 0.25rem 0.35rem; }
  .nav-mini .mini-grid { font-size: 0.48rem; }
}