/* Group Event Planner: all styling lives here. Colours are CSS variables at the top. */
:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --line: #e2e6ec;
  --accent: #b3261e;        /* change this to re-theme the buttons */
  --accent-text: #ffffff;
  --yes: #2e7d32;
  --yes-bg: #e3f3e4;
  --maybe: #b26a00;
  --maybe-bg: #fff1d6;
  --no: #b3261e;
  --no-bg: #fde4e2;
  --blocked-bg: #e9ebef;
  --final: #1a5fb4;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --card: #1b2029;
    --text: #e8ebf0;
    --muted: #9aa4b5;
    --line: #2d3442;
    --accent: #e0584f;
    --accent-text: #1b0b0a;
    --yes: #7ed17f;
    --yes-bg: #1d3a1f;
    --maybe: #f0b44c;
    --maybe-bg: #3d2f12;
    --no: #f08a83;
    --no-bg: #43201e;
    --blocked-bg: #262b36;
    --final: #7db3f5;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.6rem; margin: 0 0 4px; }
h2 { font-size: 1.15rem; margin: 0 0 8px; }
h3 { font-size: 0.95rem; margin: 12px 0 6px; }
p { margin: 0 0 8px; }
a { color: var(--final); }
.muted { color: var(--muted); font-size: 0.9rem; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin: 14px 0;
}
.banner {
  background: var(--yes-bg);
  border: 1px solid var(--yes);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin: 14px 0;
}
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; }
.row.tight { margin-top: 0; }
.grow { flex: 1 1 160px; }

button, input, select {
  font: inherit;
  color: inherit;
}
input[type="text"], input[type="time"], input[type="number"], input:not([type]), select, textarea {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  min-width: 0;
}
input[type="checkbox"], input[type="radio"] { accent-color: var(--accent); }
button {
  background: var(--accent);
  color: var(--accent-text);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
button.link {
  background: none;
  border: 0;
  padding: 0;
  color: var(--final);
  text-decoration: underline;
}
button.on { background: var(--yes); border-color: var(--yes); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.chip {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.pill {
  display: inline-block;
  font-size: 0.8rem;
  padding: 1px 10px;
  border-radius: 999px;
  background: var(--blocked-bg);
}
.pill.yes { background: var(--yes-bg); color: var(--yes); }
.pill.maybe { background: var(--maybe-bg); color: var(--maybe); }
.pill.no { background: var(--no-bg); color: var(--no); }
.choices { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 6px 0; }
.choices label { cursor: pointer; }

/* Calendars */
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal .wk { text-align: center; font-size: 0.75rem; color: var(--muted); }
.day {
  position: relative;
  min-height: 46px;
  padding: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.day.blank { border: 0; background: none; }
.day .n { font-size: 0.85rem; }
.day .s { font-size: 1rem; font-weight: 700; line-height: 1; min-height: 1em; }
.day.s-yes { background: var(--yes-bg); border-color: var(--yes); color: var(--yes); }
.day.s-maybe { background: var(--maybe-bg); border-color: var(--maybe); color: var(--maybe); }
.day.s-no { background: var(--no-bg); border-color: var(--no); color: var(--no); }
.day.blocked {
  background: repeating-linear-gradient(45deg, var(--blocked-bg), var(--blocked-bg) 6px, var(--card) 6px, var(--card) 12px);
  color: var(--muted);
}
.day.final { outline: 2px solid var(--final); outline-offset: 1px; }

/* Lists */
ul.plain { list-style: none; margin: 0; padding: 0; }
ul.plain > li { padding: 10px 0; border-top: 1px solid var(--line); }
ul.plain > li:first-child { border-top: 0; }
.split { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; align-items: center; }

table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
th, td { text-align: left; padding: 6px 8px; border-top: 1px solid var(--line); vertical-align: top; }
.scroll { overflow-x: auto; }
table.grid th, table.grid td { text-align: center; padding: 4px 6px; white-space: nowrap; }
table.grid th:first-child { text-align: left; position: sticky; left: 0; background: var(--card); }
td.s-yes { background: var(--yes-bg); color: var(--yes); }
td.s-maybe { background: var(--maybe-bg); color: var(--maybe); }
td.s-no { background: var(--no-bg); color: var(--no); }
th.b { color: var(--muted); text-decoration: line-through; }
details summary { cursor: pointer; margin: 8px 0; }

footer { margin: 24px 0; text-align: center; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%) translateY(20px);
  max-width: 90vw;
  background: var(--text);
  color: var(--bg);
  padding: 10px 16px;
  border-radius: 10px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 10;
}
.toast.show { opacity: 1; transform: translateX(-50%); }
.toast.err { background: var(--no); color: #fff; }
body.busy { cursor: progress; }
body.busy button { pointer-events: none; opacity: 0.7; }

textarea { width: 100%; resize: vertical; font: inherit; }
.banner .big { font-size: 1.15rem; }