:root {
  --bg: #f4f6f4; --card: #ffffff; --text: #17201a; --muted: #5d6b61; --line: #dbe3dd;
  --accent: #1b8a4b; --accent-text: #ffffff; --accent-soft: #e3f4ea;
  --danger: #b3261e; --bubble: #d9fdd3; --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1511; --card: #18211b; --text: #e8efe9; --muted: #98a89c; --line: #2a362d;
    --accent: #3cc47a; --accent-text: #08150d; --accent-soft: #1d3326;
    --danger: #ff8a80; --bubble: #1f4a2e;
  }
}
* { 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;
}
[hidden] { display: none !important; }
h1 { font-size: 1.25rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 .5rem; }
h3 { font-size: .95rem; margin: 1.25rem 0 .4rem; }
code { background: var(--accent-soft); padding: 0 .3em; border-radius: 4px; }
.muted { color: var(--muted); font-size: .9rem; margin: .25rem 0 .75rem; }

.top { display: flex; justify-content: space-between; align-items: center; max-width: 960px; margin: 0 auto; padding: 14px 16px; }
.grid { max-width: 960px; margin: 0 auto; padding: 0 16px 32px; display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 800px) { .grid { grid-template-columns: 1fr 1fr; } .hero { grid-column: 1 / -1; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(380px, 100%); display: grid; gap: 12px; }

.who { font-size: clamp(1.8rem, 6vw, 2.6rem); font-weight: 700; margin: 0; color: var(--accent); overflow-wrap: anywhere; }
.bubble { background: var(--bubble); border-radius: 12px 12px 12px 2px; padding: 10px 14px; margin: 8px 0 12px; white-space: pre-wrap; max-width: 480px; }

label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); margin-bottom: 12px; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
input, select, textarea {
  font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 11px; width: 100%; min-height: 44px;
}
input[type=checkbox] { width: 20px; min-height: 20px; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 1px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

button { font: inherit; border-radius: 10px; border: 1px solid var(--line); padding: 9px 14px; min-height: 44px; cursor: pointer; background: var(--card); color: var(--text); }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.ghost:hover { background: var(--accent-soft); }
button.danger { color: var(--danger); }
button:disabled { opacity: .55; cursor: progress; }
.row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }

.members { list-style: none; margin: 0 0 4px; padding: 0; display: grid; gap: 8px; }
.members li { display: grid; grid-template-columns: auto 1fr 1fr auto; gap: 6px; align-items: center; }
.members li.current input { border-color: var(--accent); background: var(--accent-soft); }
.members .icon { min-width: 40px; padding: 4px 8px; }
@media (max-width: 560px) {
  .members li { grid-template-columns: auto 1fr; }
  .members li input:nth-of-type(2) { grid-column: 1 / -1; }
  .members li .actions { grid-column: 1 / -1; justify-content: flex-end; }
}
.actions { display: flex; gap: 4px; }
.upcoming { margin: 0; padding-left: 1.4rem; color: var(--muted); }
.upcoming li strong { color: var(--text); }

.qr { text-align: center; margin: 12px 0; }
.qr img { background: #fff; padding: 8px; border-radius: 10px; max-width: 100%; height: auto; }
.msg { min-height: 1.4em; margin: 8px 0 0; font-size: .9rem; color: var(--accent); }
.msg.err, .error { color: var(--danger); }
.history { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: .9rem; }
.history li { display: flex; gap: 8px; flex-wrap: wrap; }
.history .ko { color: var(--danger); }