:root {
  --bg: #f3f4f6;
  --card: #ffffff;
  --text: #111318;
  --muted: #6b7280;
  --line: #e7e9ee;
  --ok: #067647;
  --ok-bg: #ecfdf3;
  --ok-line: #abefc6;
  --bad: #b42318;
  --bad-bg: #fef3f2;
  --ink: #111318;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 8% -10%, #ffffff 0%, transparent 55%),
    var(--bg);
}
button, input { font: inherit; color: inherit; }
button { border: 0; cursor: pointer; }

.wrap { max-width: 760px; margin: 0 auto; padding: 28px 18px 72px; }

header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.brand { display: flex; gap: 12px; align-items: center; flex: 1; }
.logo {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--ink);
  color: #fff;
  font-weight: 750;
  letter-spacing: -.03em;
  display: grid; place-items: center;
  box-shadow: 0 8px 20px rgba(17, 19, 24, .18);
}
h1 { margin: 0; font-size: 1.18rem; letter-spacing: -.03em; }
.sub { margin: 3px 0 0; color: var(--muted); font-size: .8rem; }

.ghost {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 9px 13px;
  font-weight: 600;
  font-size: .86rem;
}
.ghost:hover { background: #f8fafc; }

.cookie-box {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  margin-bottom: 14px;
}
.cookie-box .hint { margin: 0 0 8px; color: var(--muted); font-size: .8rem; }
.cookie-box textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  min-height: 90px;
  margin-bottom: 10px;
  resize: vertical;
}
.toolbar { margin-bottom: 14px; }
.toolbar input {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}
.toolbar input:focus {
  outline: none;
  border-color: #c7ccd6;
  box-shadow: 0 0 0 4px rgba(17, 19, 24, .06);
}

.warn {
  background: var(--bad-bg);
  color: var(--bad);
  border-radius: 12px;
  padding: 10px 12px;
  margin: 0 0 12px;
  font-size: .88rem;
}
.warn.ok {
  background: var(--ok-bg);
  color: var(--ok);
}
.note { color: var(--muted); font-size: .84rem; padding: 18px 4px; }

.cards { display: flex; flex-direction: column; gap: 8px; }
.member {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
}
.member.on {
  border-color: var(--ok-line);
  background: linear-gradient(#fff, #f7fdf9);
}
.mail {
  font-weight: 650;
  letter-spacing: -.01em;
  font-family: "Segoe UI", ui-sans-serif, system-ui, sans-serif;
}
.meta { color: var(--muted); font-size: .8rem; margin-top: 3px; }
.when { color: #8b93a1; font-size: .75rem; margin-top: 5px; }
.acts { flex-shrink: 0; }
.act {
  background: var(--ink);
  color: #fff;
  border-radius: 11px;
  padding: 9px 14px;
  font-weight: 650;
  font-size: .86rem;
}
.act:hover { filter: brightness(1.12); }
.act:disabled { opacity: .55; cursor: wait; }
.done {
  display: inline-flex;
  align-items: center;
  background: var(--ok-bg);
  color: var(--ok);
  border: 1px solid var(--ok-line);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: .78rem;
  font-weight: 700;
}
#err { margin: 0 0 12px; }
@media (max-width: 600px) {
  .member { flex-direction: column; align-items: flex-start; }
  .acts { width: 100%; }
  .act { width: 100%; }
}