.lobby { padding: 38px 0 0; }
.lobby-intro {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 27px;
}
.eyebrow {
  margin-bottom: 7px;
  color: var(--color-secondary);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}
.lobby-title { margin-bottom: 5px; font-family: var(--font-serif); font-size: clamp(1.8rem, 3.5vw, 2.45rem); line-height: 1.3; }
.lobby-description { margin: 0; color: var(--color-muted); }
.date-pill {
  flex: 0 0 auto;
  padding: 9px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(255,255,255,0.68);
  color: #53645a;
  font-size: 0.85rem;
}
.stats-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: 25px; }
.stat-card, .content-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}
.stat-card { display: flex; align-items: center; gap: 15px; min-height: 112px; padding: 19px 22px; }
.stat-icon {
  display: grid;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 14px;
  background: #edf3ee;
  color: var(--color-primary);
  font-size: 1.25rem;
}
.stat-label { margin-bottom: 2px; color: var(--color-muted); font-size: 0.84rem; }
.stat-value { margin: 0; color: var(--color-primary-strong); font-size: 1.5rem; font-weight: 700; line-height: 1.35; }
.lobby-columns { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(270px, 0.9fr); align-items: start; gap: 20px; }
.lobby-main, .lobby-aside { display: grid; gap: 20px; }
.content-card { padding: 23px 25px; }
.card-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.card-heading h2 { margin: 0; font-size: 1.12rem; }
.card-kicker { color: var(--color-muted); font-size: 0.78rem; }
.announcement {
  padding: 19px;
  border: 1px solid #ece8dc;
  border-radius: 13px;
  background: linear-gradient(120deg, #fcfaf4, #fff);
}
.announcement-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 9px;
  border-radius: 999px;
  background: #f7eed9;
  color: #80621f;
  font-size: 0.72rem;
  font-weight: 700;
}
.announcement-date, .item-meta { color: var(--color-muted); font-size: 0.78rem; }
.announcement h3 { margin-bottom: 7px; font-size: 1.05rem; }
.announcement p { margin-bottom: 0; color: #627068; font-size: 0.9rem; }
.homework-list { display: grid; gap: 12px; }
.homework-item { display: flex; align-items: flex-start; gap: 13px; padding: 14px 0; border-bottom: 1px solid #eff0ec; }
.homework-item:last-child { padding-bottom: 0; border-bottom: 0; }
.item-date {
  display: grid;
  width: 47px;
  min-height: 49px;
  flex: 0 0 auto;
  align-content: center;
  border-radius: 11px;
  background: #f3f5f0;
  color: var(--color-primary);
  font-size: 0.72rem;
  line-height: 1.25;
  text-align: center;
}
.item-date strong { font-size: 1.02rem; }
.item-content { min-width: 0; flex: 1; }
.item-content h3 { margin: 1px 0 3px; font-size: 0.93rem; }
.item-meta { margin: 0; }
.item-status { flex: 0 0 auto; padding-top: 3px; color: #9a7831; font-size: 0.75rem; }
.side-note {
  padding: 16px;
  border-radius: 13px;
  background: #f2f6f2;
  color: #53645a;
  font-size: 0.86rem;
}
.side-note strong { display: block; margin-bottom: 4px; color: var(--color-primary-strong); }
.quick-links { display: grid; gap: 9px; }
.quick-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 13px;
  border: 1px solid var(--color-border);
  border-radius: 11px;
  color: #40564a;
  font-size: 0.88rem;
  transition: background-color 160ms ease, border-color 160ms ease;
}
.quick-link:hover { border-color: #cbd9ce; background: #f7faf7; }
.quick-link span:last-child { color: #9aa79d; }
.member-panel {
  position: fixed;
  z-index: 20;
  bottom: 18px;
  left: 18px;
  width: min(300px, calc(100vw - 36px));
  max-height: 42vh;
  padding: 14px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-surface);
  box-shadow: 0 12px 32px rgba(34, 55, 45, 0.14);
}
.member-panel h2 { margin: 0 0 8px; font-size: 0.95rem; }
.member-panel input, .admin-actions select {
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface);
  color: var(--color-text);
}
.member-panel input { width: 100%; margin-bottom: 8px; }
.member-panel-list { display: grid; max-height: calc(42vh - 92px); gap: 5px; overflow-y: auto; }
.member-mini { display: flex; min-height: 38px; align-items: center; gap: 8px; font-size: 0.77rem; }
.member-mini .member-avatar { width: 30px; height: 30px; font-size: 0.78rem; }
.member-mini .role-badge { margin-left: auto; padding: 3px 7px; font-size: 0.66rem; }
.member-mini[hidden] { display: none; }
.mock-badge { display: inline-flex; padding: 5px 9px; border-radius: 999px; background: #fff2d6; color: #765a1e; font-size: 0.75rem; font-weight: 700; }
.nav-links .mock-badge { margin: 0 5px; }
.compose-tabs { display: flex; gap: 18px; margin-bottom: 12px; }
.compose-form { padding-top: 12px; }
.compose-form[hidden] { display: none; }
.consent-label { display: flex; align-items: flex-start; gap: 9px; margin: 13px 0 18px; color: var(--color-muted); font-size: 0.84rem; }
.consent-label input { flex: 0 0 auto; margin-top: 5px; accent-color: var(--color-primary); }
.setup-steps { display: grid; gap: 10px; margin: 20px 0 24px; padding-left: 22px; color: var(--color-muted); font-size: 0.9rem; }
.setup-steps code { color: var(--color-primary); }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin-top: 20px; }
.gallery-card { overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); box-shadow: var(--shadow-card); }
.gallery-card > img, .gallery-placeholder { display: grid; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; place-items: center; background: var(--color-surface-soft); color: var(--color-muted); }
.gallery-caption { padding: 15px; }
.gallery-caption h2 { margin: 8px 0 4px; font-size: 1rem; }
.gallery-caption p { color: var(--color-muted); font-size: 0.84rem; }
.post-list { display: grid; gap: 16px; margin-top: 20px; }
.post-card > p { white-space: pre-wrap; }
.post-image { display: block; max-width: 100%; max-height: 440px; margin: 14px auto; border-radius: 12px; }
.comment-form { display: flex; gap: 8px; margin-top: 14px; }
.comment-form input { min-width: 0; min-height: 40px; flex: 1; padding: 8px 11px; border: 1px solid var(--color-border); border-radius: 9px; background: var(--color-surface); color: var(--color-text); }
.comment-item { margin: 8px 0 0; padding: 9px 11px; border-radius: 9px; background: var(--color-surface-soft); font-size: 0.84rem; }
.is-urgent .item-status { color: var(--color-danger); font-weight: 700; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.content-card [hidden] { display: none !important; }

@media (max-width: 760px) {
  .lobby { padding-top: 29px; }
  .lobby-columns { grid-template-columns: 1fr; }
  .lobby-aside { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .member-panel { position: static; width: 100%; max-height: none; margin-top: 20px; }
  .member-panel-list { max-height: 220px; }
}
@media (max-width: 560px) {
  .lobby-intro { align-items: flex-start; flex-direction: column; gap: 14px; }
  .stats-grid { grid-template-columns: 1fr; gap: 10px; }
  .stat-card { min-height: 82px; padding: 14px 17px; }
  .stat-icon { width: 42px; height: 42px; }
  .lobby-aside { grid-template-columns: 1fr; }
  .content-card { padding: 19px; }
  .announcement { padding: 15px; }
  .announcement-top { align-items: flex-start; flex-direction: column; gap: 6px; }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
  .gallery-caption { padding: 10px; }
}