.mobile-header-activity-modal {
  --mha-bg: var(--background-color, #ffffff);
  --mha-surface: rgba(0, 0, 0, 0.035);
  --mha-text: var(--text-primary, #000000);
  --mha-sub: rgba(0, 0, 0, 0.62);
  --mha-muted: rgba(0, 0, 0, 0.42);
  --mha-border: rgba(0, 0, 0, 0.1);
  --mha-unread: rgba(0, 120, 255, 0.08);
  --mha-shadow: rgba(15, 23, 42, 0.1);
  position: fixed;
  inset: 0;
  z-index: 2147483400;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--mha-bg);
  color: var(--mha-text);
}

[data-theme="dark"] .mobile-header-activity-modal,
body[data-theme="dark"] .mobile-header-activity-modal {
  --mha-bg: #000000;
  --mha-surface: rgba(255, 255, 255, 0.065);
  --mha-text: #ffffff;
  --mha-sub: rgba(255, 255, 255, 0.7);
  --mha-muted: rgba(255, 255, 255, 0.45);
  --mha-border: rgba(255, 255, 255, 0.12);
  --mha-unread: rgba(0, 120, 255, 0.16);
  --mha-shadow: rgba(0, 0, 0, 0.36);
}

.mobile-header-activity-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: calc(16px + env(safe-area-inset-top, 0px)) 16px 14px;
  border-bottom: 1px solid var(--mha-border);
}

.mobile-header-activity-title-wrap {
  display: grid;
  gap: 4px;
}

.mobile-header-activity-title-side {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.mobile-header-activity-title {
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mha-sub);
}

.mobile-header-activity-total {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--mha-text);
}

.mobile-header-activity-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.mobile-header-activity-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--mha-border);
  background: var(--mha-surface);
  color: var(--mha-text);
  display: grid;
  place-items: center;
  font-size: 15px;
  cursor: pointer;
}

.mobile-header-activity-push-action {
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--mha-border);
  background: var(--mha-bg);
  color: var(--mha-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 13px;
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 8px 18px var(--mha-shadow);
  cursor: pointer;
  white-space: nowrap;
}

.mobile-header-activity-push-action.is-on {
  background: var(--mha-surface);
  color: var(--mha-text);
  -webkit-text-fill-color: var(--mha-text);
}

.mobile-header-activity-push-action i {
  font-size: 13px;
}

.mobile-header-activity-close {
  font-size: 20px;
}

.mobile-header-activity-menu i {
  font-size: 14px;
}

.mobile-header-activity-body {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 14px calc(22px + env(safe-area-inset-bottom, 0px));
}

.mobile-header-activity-loading,
.mobile-header-activity-empty,
.mobile-header-activity-error {
  display: grid;
  place-items: center;
  min-height: 180px;
  color: var(--mha-sub);
  text-align: center;
}

.mobile-header-activity-loading i {
  font-size: 24px;
}

.mobile-header-activity-layout {
  display: block;
}

.mobile-header-activity-filter-drawer {
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 0 0 12px;
}

.mobile-header-activity-modal.is-filter-open .mobile-header-activity-filter-drawer {
  display: grid;
}

.mobile-header-activity-filter {
  width: 100%;
  min-height: 44px;
  padding: 8px 7px;
  border-radius: 14px;
  border: 1px solid var(--mha-border);
  background: var(--mha-surface);
  color: var(--mha-sub);
  display: grid;
  gap: 4px;
  text-align: left;
  cursor: pointer;
}

.mobile-header-activity-filter.is-active {
  border-color: var(--mha-text);
  background: var(--mha-bg);
  color: var(--mha-text);
  box-shadow: 0 8px 20px var(--mha-shadow);
}

.mobile-header-activity-filter-label {
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-header-activity-filter-count {
  font-size: 12px;
  font-weight: 950;
  line-height: 1;
}

.mobile-header-activity-main {
  min-width: 0;
}

.mobile-header-activity-sync {
  padding: 0 0 9px;
  font-size: 10px;
  line-height: 1.35;
  font-weight: 850;
  color: var(--mha-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mobile-header-activity-feed {
  display: contents;
}

.mobile-header-activity-row {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  min-height: 84px;
  padding: 16px 0;
  border: 0;
  border-top: 1px solid var(--mha-border);
  border-radius: 0;
  background: transparent !important;
  color: inherit !important;
  text-align: left;
  cursor: pointer;
  box-shadow: none !important;
}

.mobile-header-activity-row:first-child {
  border-top: 0;
}

.mobile-header-activity-row.is-unread {
  background: transparent !important;
}

.mobile-header-activity-avatar {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  overflow: hidden;
  background: var(--mha-surface);
  display: grid;
  place-items: center;
  color: var(--mha-text);
  position: relative;
  flex: 0 0 auto;
}

.mobile-header-activity-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mobile-header-activity-avatar i {
  font-size: 19px;
}

.mobile-header-activity-unread-dot {
  position: absolute;
  right: 0;
  top: 0;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--primary-color, #ff4f2e);
  box-shadow: 0 0 0 2px var(--mha-bg);
}

.mobile-header-activity-copy {
  min-width: 0;
  display: grid;
  gap: 6px;
  padding-top: 1px;
}

.mobile-header-activity-row-title {
  font-size: 17px;
  line-height: 1.22;
  font-weight: 900;
  color: var(--mha-text);
}

.mobile-header-activity-row-subtitle {
  font-size: 13px;
  line-height: 1.3;
  font-weight: 750;
  color: var(--mha-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-header-activity-time {
  font-size: 12px;
  font-weight: 850;
  color: var(--mha-muted);
  white-space: nowrap;
  padding-top: 3px;
}

.mobile-header-activity-empty,
.mobile-header-activity-error {
  min-height: 220px;
  padding: 42px 12px;
  color: var(--mha-muted);
}

.mobile-header-activity-empty i,
.mobile-header-activity-error i {
  font-size: 34px;
  margin-bottom: 14px;
  opacity: 0.65;
}

.mobile-header-activity-empty strong,
.mobile-header-activity-error strong {
  display: block;
  font-size: 14px;
  font-weight: 900;
  color: var(--mha-text);
}

.mobile-header-activity-empty span,
.mobile-header-activity-error span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.45;
}

.mobile-header-activity-detail {
  --mha-bg: var(--background-color, #ffffff);
  --mha-surface: rgba(0, 0, 0, 0.035);
  --mha-text: var(--text-primary, #000000);
  --mha-sub: rgba(0, 0, 0, 0.62);
  --mha-muted: rgba(0, 0, 0, 0.42);
  --mha-border: rgba(0, 0, 0, 0.1);
  position: fixed;
  inset: 0;
  z-index: 2147483402;
  display: grid;
  place-items: center;
  padding: 22px;
  color: var(--mha-text, #000);
}

[data-theme="dark"] .mobile-header-activity-detail,
body[data-theme="dark"] .mobile-header-activity-detail {
  --mha-bg: #000000;
  --mha-surface: rgba(255, 255, 255, 0.065);
  --mha-text: #ffffff;
  --mha-sub: rgba(255, 255, 255, 0.7);
  --mha-muted: rgba(255, 255, 255, 0.45);
  --mha-border: rgba(255, 255, 255, 0.12);
}

.mobile-header-activity-detail-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(3px);
}

.mobile-header-activity-detail-card {
  position: relative;
  width: min(100%, 360px);
  max-height: min(78vh, 640px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 24px;
  border: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-bg, #fff);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.22);
  padding: 20px;
}

.mobile-header-activity-detail-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  color: var(--mha-text, #000);
  font-size: 19px;
  font-weight: 900;
}

.mobile-header-activity-detail-head {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-right: 34px;
}

.mobile-header-activity-detail-avatar {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  overflow: hidden;
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  display: grid;
  place-items: center;
}

.mobile-header-activity-detail-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mobile-header-activity-detail-avatar i {
  font-size: 21px;
}

.mobile-header-activity-detail-copy {
  min-width: 0;
  display: grid;
  gap: 7px;
}

.mobile-header-activity-detail-kicker {
  font-size: 10px;
  line-height: 1;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mha-muted, rgba(0, 0, 0, 0.42));
}

.mobile-header-activity-detail-copy strong {
  font-size: 19px;
  line-height: 1.16;
  font-weight: 950;
  color: var(--mha-text, #000);
}

.mobile-header-activity-detail-copy span:not(.mobile-header-activity-detail-kicker) {
  font-size: 13px;
  line-height: 1.38;
  font-weight: 750;
  color: var(--mha-sub, rgba(0, 0, 0, 0.62));
}

.mobile-header-activity-detail-context {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
  border-radius: 18px;
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
}

.mobile-header-activity-detail-context-row {
  display: grid;
  gap: 4px;
}

.mobile-header-activity-detail-context-row span {
  font-size: 9px;
  font-weight: 950;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--mha-muted, rgba(0, 0, 0, 0.42));
}

.mobile-header-activity-detail-context-row strong {
  font-size: 13px;
  line-height: 1.38;
  font-weight: 800;
  color: var(--mha-text, #000);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.mobile-header-activity-detail-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.mobile-header-activity-detail-actions button {
  min-height: 42px;
  border-radius: 999px;
  border: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  color: var(--mha-text, #000);
  -webkit-text-fill-color: var(--mha-text, #000);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mobile-header-activity-detail-actions button.is-primary {
  background: var(--mha-bg, #fff);
  color: var(--mha-text, #000);
  -webkit-text-fill-color: var(--mha-text, #000);
  box-shadow: 0 8px 18px var(--mha-shadow, rgba(15, 23, 42, 0.1));
}

.mobile-header-activity-email-modal {
  --mha-bg: var(--background-color, #ffffff);
  --mha-surface: rgba(0, 0, 0, 0.035);
  --mha-text: var(--text-primary, #000000);
  --mha-sub: rgba(0, 0, 0, 0.62);
  --mha-muted: rgba(0, 0, 0, 0.42);
  --mha-border: rgba(0, 0, 0, 0.1);
  --mha-shadow: rgba(15, 23, 42, 0.1);
  position: fixed;
  inset: 0;
  z-index: 2147483402;
  display: grid;
  place-items: center;
  padding: 18px;
  color: var(--mha-text);
}

[data-theme="dark"] .mobile-header-activity-email-modal,
body[data-theme="dark"] .mobile-header-activity-email-modal {
  --mha-bg: #000000;
  --mha-surface: rgba(255, 255, 255, 0.065);
  --mha-text: #ffffff;
  --mha-sub: rgba(255, 255, 255, 0.7);
  --mha-muted: rgba(255, 255, 255, 0.45);
  --mha-border: rgba(255, 255, 255, 0.12);
  --mha-shadow: rgba(0, 0, 0, 0.36);
}

.mobile-header-activity-email-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(5px);
}

.mobile-header-activity-email-panel {
  position: relative;
  width: min(100%, 390px);
  max-height: min(84vh, 720px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 26px;
  border: 1px solid var(--mha-border);
  background: var(--mha-bg);
  box-shadow: 0 26px 80px rgba(15, 23, 42, 0.24);
}

.mobile-header-activity-email-top {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--mha-bg) 92%, transparent);
  border-bottom: 1px solid var(--mha-border);
  backdrop-filter: blur(18px);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mobile-header-activity-email-icon {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  border: 1px solid var(--mha-border);
  background: var(--mha-surface);
  color: var(--mha-text);
  -webkit-text-fill-color: var(--mha-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mobile-header-activity-email-reader {
  padding: 18px 16px 22px;
}

.mobile-header-activity-email-from {
  color: var(--mha-sub);
  font-size: 12px;
  font-weight: 850;
  margin-bottom: 5px;
}

.mobile-header-activity-email-address {
  color: var(--mha-muted);
  font-size: 11px;
  font-weight: 750;
  margin-bottom: 10px;
  overflow-wrap: anywhere;
}

.mobile-header-activity-email-subject {
  font-size: 26px;
  line-height: 1.04;
  font-weight: 950;
  margin-bottom: 8px;
  overflow-wrap: anywhere;
}

.mobile-header-activity-email-date {
  color: var(--mha-sub);
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 18px;
}

.mobile-header-activity-email-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.mobile-header-activity-email-toolbar button {
  min-height: 36px;
  border-radius: 999px;
  border: 1px solid var(--mha-border);
  background: var(--mha-surface);
  color: var(--mha-text);
  -webkit-text-fill-color: var(--mha-text);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.mobile-header-activity-email-content {
  color: var(--mha-text);
  font-size: 15px;
  line-height: 1.65;
  word-break: break-word;
}

.mobile-header-activity-email-content * {
  max-width: 100%;
}

.mobile-header-activity-email-content img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.mobile-header-activity-email-reply {
  margin-top: 22px;
  padding: 14px;
  border-radius: 18px;
  background: var(--mha-surface);
}

.mobile-header-activity-email-reply-kicker {
  font-size: 10px;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mha-muted);
  margin-bottom: 10px;
}

.mobile-header-activity-email-reply textarea {
  -webkit-appearance: none;
  appearance: none;
  color-scheme: light !important;
  width: 100%;
  border: 1px solid var(--mha-border);
  border-radius: 14px;
  background: #ffffff !important;
  background-color: #ffffff !important;
  color: #000000 !important;
  -webkit-text-fill-color: #000000 !important;
  padding: 12px;
  font: inherit;
  resize: vertical;
  box-shadow: none !important;
  caret-color: #000000 !important;
}

.mobile-header-activity-email-reply textarea::placeholder {
  color: var(--mha-muted, rgba(0, 0, 0, 0.42)) !important;
  -webkit-text-fill-color: var(--mha-muted, rgba(0, 0, 0, 0.42)) !important;
}

.mobile-header-activity-email-reply button {
  width: 100%;
  min-height: 42px;
  margin-top: 10px;
  border-radius: 999px;
  border: 1px solid var(--mha-border);
  background: var(--mha-bg);
  color: var(--mha-text);
  -webkit-text-fill-color: var(--mha-text);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 8px 18px var(--mha-shadow);
}

.mobile-header-activity-member-sheet {
  position: fixed;
  inset: 0;
  z-index: 2147483401;
  display: flex;
  align-items: flex-end;
  color: var(--mha-text, #000);
}

.mobile-header-activity-member-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.mobile-header-activity-member-panel {
  position: relative;
  width: 100%;
  border-radius: 22px 22px 0 0;
  border-top: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-bg, #fff);
  padding: 18px 16px calc(18px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -18px 40px rgba(0, 0, 0, 0.16);
}

.mobile-header-activity-member-close {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  color: inherit;
  font-size: 18px;
}

.mobile-header-activity-member-head {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding-right: 42px;
}

.mobile-header-activity-member-avatar {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  display: grid;
  place-items: center;
  overflow: hidden;
  font-size: 18px;
  font-weight: 950;
}

.mobile-header-activity-member-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mobile-header-activity-member-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.mobile-header-activity-member-copy strong {
  font-size: 18px;
  font-weight: 950;
  line-height: 1.15;
}

.mobile-header-activity-member-copy span,
.mobile-header-activity-member-meta span {
  color: var(--mha-sub, rgba(0, 0, 0, 0.62));
  font-size: 11px;
  font-weight: 800;
}

.mobile-header-activity-member-meta {
  display: grid;
  gap: 7px;
  margin-top: 14px;
}

.mobile-header-activity-member-meta b {
  display: block;
  color: var(--mha-muted, rgba(0, 0, 0, 0.42));
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mobile-header-activity-member-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 16px;
}

.mobile-header-activity-member-actions button {
  min-height: 46px;
  border-radius: 14px;
  border: 1px solid var(--mha-border, rgba(0, 0, 0, 0.1));
  background: var(--mha-surface, rgba(0, 0, 0, 0.035));
  color: inherit;
  display: grid;
  place-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 900;
}