.tab-wrap {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
  min-width: 0;
  padding: 5px;
}

.subsystem-topbar .tab-btn {
  scroll-snap-align: start;
}

.subsystem-back {
  flex-shrink: 0;
}

.panel-main > .section-title {
  margin-bottom: 6px;
}

.panel-main > .section-note {
  margin-top: 0;
  line-height: 1.65;
  max-width: 74ch;
}

.panel-side {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 12px;
}

.panel-side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.panel-side-head .section-title {
  font-size: 1rem;
}

.panel-side-body {
  min-height: 0;
}

.panel-side-body .notice-list {
  max-height: calc(100vh - 320px);
  overflow: auto;
  padding-right: 2px;
}

.panel-side-body .empty {
  padding: 16px 10px;
}

@media (max-width: 780px) {
  .portal-screen {
    gap: 12px;
  }

  .portal-grid {
    order: 2;
    grid-template-columns: 1fr;
  }

  .portal-header {
    order: 1;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
  }

  .portal-notices {
    order: 3;
  }

  .portal-name {
    font-size: 1.45rem;
  }

  .portal-brand-row {
    flex-wrap: wrap;
  }

  .portal-stat-row {
    gap: 6px;
  }

  .portal-stat {
    font-size: 0.76rem;
    padding: 4px 8px;
  }

  .portal-header-actions {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portal-header-actions .btn:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  .portal-header-actions .btn {
    width: 100%;
  }

  .subsystem-topbar {
    gap: 8px;
    padding: 11px 12px;
  }

  .subsystem-toolbar-left,
  .subsystem-toolbar-actions {
    width: 100%;
  }

  .subsystem-toolbar-left {
    flex-direction: column;
    align-items: stretch;
  }

  .subsystem-back {
    width: 100%;
  }

  .subsystem-title-wrap {
    width: 100%;
  }

  .subsystem-toolbar-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .subsystem-toolbar-actions .meta-pill {
    width: 100%;
    grid-column: 1 / -1;
  }

  .subsystem-toolbar-actions .btn {
    width: 100%;
    min-width: 0;
  }

  .subsystem-toolbar-actions .btn:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  .panel-side-body .notice-list {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
}

@media (max-width: 600px) {
  .portal-grid {
    grid-template-columns: 1fr;
  }
}

.tab-wrap {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 4px;
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.tab-group {
  display: inline-flex;
  gap: 4px;
  flex-shrink: 0;
}

.tab-group-divider {
  width: 1px;
  align-self: stretch;
  margin: 4px 2px;
  background: var(--line);
  flex-shrink: 0;
}

.tab-btn {
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  padding: 8px 13px;
  min-height: var(--ios-control-height);
  font-weight: 580;
  letter-spacing: 0;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.14s ease, box-shadow 0.14s ease, background 0.14s ease, border-color 0.14s ease;
}

.tab-btn.active {
  color: #fff;
  border-color: transparent;
  background: var(--accent);
  box-shadow: 0 4px 14px rgba(26, 110, 245, 0.3);
}

.layout {
  display: grid;
  gap: 11px;
}

.layout.layout-single {
  grid-template-columns: minmax(0, 1fr);
}

.panel {
  padding: 20px;
}

.session-list {
  display: grid;
  gap: 10px;
}

.session-card {
  border: 1px solid #dce5f2;
  border-radius: var(--radius-md);
  background: #fff;
  padding: 16px;
  display: grid;
  gap: 12px;
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.session-card.cancelled {
  background: #f7f9fc;
  border-color: #d8dee8;
}

.session-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.session-title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 650;
}

.session-sub {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 0.8rem;
  color: #3c4c63;
  border: 1px solid #d5e0ed;
  background: #f7fafe;
}

.meta-pill.holiday {
  color: var(--warning);
  border-color: #f4d487;
  background: var(--warning-soft);
}

.meta-pill.full {
  color: var(--danger);
  border-color: #f8c1cc;
  background: var(--danger-soft);
}

.meta-pill.volunteer-badge {
  color: #2e7d32;
  border-color: #a5d6a7;
  background: #f1f8f1;
}

.session-action .btn {
  min-width: 126px;
}

.manager-row {
  display: grid;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px dashed #d7e1ef;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.inline-actions select {
  min-width: 220px;
  max-width: 300px;
  flex: 0 1 260px;
}

.inline-actions .btn,
.inline-actions select,
.inline-actions input:not([type="checkbox"]):not([type="radio"]) {
  min-height: 44px;
}

.inline-actions .btn,
.top-actions .btn,
.actions .btn,
.row-actions .btn {
  min-width: 0;
  max-width: 100%;
  white-space: normal;
  text-align: center;
  word-break: break-word;
}

.summary-grid {
  display: grid;
  gap: 8px;
}

.summary-card {
  border: 1px solid #d8e3f2;
  border-radius: var(--radius-md);
  background: #f8fbff;
  padding: 11px;
}

.summary-value {
  margin: 4px 0 0;
  font-size: 1.17rem;
  font-weight: 700;
}

.notice-list {
  display: grid;
  gap: var(--space-xs, 8px);
}

.notice-item {
  border: 1px solid #dae4f2;
  border-radius: var(--radius-md);
  background: #fff;
  padding: var(--space-sm, 12px);
  color: inherit;
  text-align: left;
}

.notice-item.unread {
  border-color: #f4d27c;
  background: #fffcf1;
}

button.notice-item {
  width: 100%;
  appearance: none;
  font: inherit;
}

button.notice-item.is-clickable {
  cursor: pointer;
}

.notice-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm, 12px);
  margin-top: var(--space-xs, 8px);
}

.notice-title {
  margin: 0 0 4px;
  font-size: 0.9rem;
}

.notice-content {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.48;
}

.notice-time {
  font-size: 0.76rem;
  color: var(--text-muted);
}

.notice-action {
  color: var(--accent-strong);
  font-size: var(--text-aux, 0.82rem);
  font-weight: var(--weight-section, 700);
  white-space: nowrap;
}

.notice-more {
  margin: 8px 2px 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.activity-list {
  display: grid;
  gap: 10px;
}

.activity-card {
  border: 1px solid #d9e3f1;
  border-radius: var(--radius-md);
  background: #fff;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.activity-card.cancelled {
  background: #f7f9fc;
  border-color: #d6deeb;
}

.activity-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.activity-title {
  margin: 0;
  font-size: 0.99rem;
}

.activity-sub {
  margin: 0;
  font-size: 0.84rem;
}