:root {
  --bg: #f6f5f2;
  --card: #ffffff;
  --ink: #1d1d1b;
  --muted: #6b6a66;
  --line: #e4e2dc;
  --accent: #1f6f5c;
  --accent-ink: #ffffff;
  --accent-soft: #e5f1ed;
  --danger: #b3261e;
  --danger-soft: #fbeae8;
  --ok-soft: #e6f3ea;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.04);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: var(--accent); }
h1 { font-size: 1.6rem; line-height: 1.2; margin: 0 0 .4rem; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
p { margin: 0 0 1rem; }
code { background: #efede8; padding: .1em .35em; border-radius: 6px; font-size: .9em; }

.wrap { max-width: 960px; margin: 0 auto; padding: 24px 16px 64px; }
.narrow { max-width: 440px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.center { text-align: center; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.stack > * + * { margin-top: 16px; }

.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; background: var(--card); border-bottom: 1px solid var(--line);
}
.topbar .brand { font-weight: 700; display: flex; align-items: center; gap: 10px; min-width: 0; }
.topbar .brand span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.logo {
  width: 40px; height: 40px; border-radius: 10px; object-fit: contain;
  background: #fff; border: 1px solid var(--line); flex: none;
}
.logo-lg { width: 88px; height: 88px; border-radius: 18px; }
.logo-ph {
  display: inline-grid; place-items: center; font-weight: 700; color: var(--accent);
  background: var(--accent-soft); border: 0;
}

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
}
.grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 760px) { .grid-2 { grid-template-columns: 1fr 1fr; } }

label { display: block; font-weight: 600; font-size: .9rem; margin: 0 0 6px; }
.field { margin-bottom: 14px; }
input[type=text], input[type=email], input[type=password] {
  width: 100%; padding: 12px 14px; font: inherit; color: inherit;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: .9rem; }
.check input { margin-top: 4px; width: 18px; height: 18px; flex: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 18px; border-radius: 10px; border: 1px solid transparent;
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
  background: var(--accent); color: var(--accent-ink);
}
.btn:disabled { opacity: .6; cursor: default; }
.btn-block { width: 100%; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-sm { padding: 7px 12px; font-size: .875rem; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; }

.msg { padding: 10px 12px; border-radius: 10px; font-size: .9rem; margin: 0 0 14px; background: var(--danger-soft); color: var(--danger); }
.msg-ok { background: var(--ok-soft); color: #1d5b33; }
.msg-info { background: var(--accent-soft); color: var(--accent); }

.invite {
  display: flex; gap: 8px; align-items: center;
  background: var(--accent-soft); border-radius: 10px; padding: 10px 12px;
  word-break: break-all; font-size: .95rem;
}
.code { font: 700 1.4rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; }

.stats { display: flex; gap: 24px; flex-wrap: wrap; }
.stat b { display: block; font-size: 1.6rem; line-height: 1.1; }
.stat span { color: var(--muted); font-size: .85rem; }

.list { list-style: none; margin: 0; padding: 0; }
.list li {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 0; border-top: 1px solid var(--line);
}
.list li:first-child { border-top: 0; }
.list .who { flex: 1; min-width: 160px; }
.list .who b { display: block; }
.badge { font-size: .75rem; padding: 2px 8px; border-radius: 99px; background: #efede8; color: var(--muted); }

.loading { padding: 64px 16px; text-align: center; color: var(--muted); }
.tabs { display: flex; gap: 4px; background: #efede8; padding: 4px; border-radius: 12px; margin-bottom: 18px; }
.tabs button { flex: 1; border: 0; background: transparent; padding: 9px; border-radius: 9px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; }
.tabs button.on { background: #fff; color: var(--ink); box-shadow: var(--shadow); }