.brand {
  height: 64px;
  padding: 12px 16px 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  overflow: hidden;
}

.brand-mark img {
  width: 32px;
  height: 32px;
  display: block;
}

.brand-name {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
}

.brand-email {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}

.nav {
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  overflow: auto;
}

.nav-sep {
  height: 1px;
  margin: 12px 8px;
  background: var(--color-border);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  padding: 0 10px 0 13px;
  border-radius: 6px;
  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;
  position: relative;
}

.nav-item:hover {
  background: var(--color-primary-soft);
  color: var(--color-text);
}

.nav-item.is-active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 0 2px 2px 0;
  background: var(--color-primary);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.usage {
  padding: 12px 16px 8px;
  border-top: 1px solid var(--color-border);
}

.usage-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.usage-row {
  margin-bottom: 10px;
}

.usage-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 6px;
}

.bar {
  height: 6px;
  background: #F1F5F9;
  border-radius: 99px;
  overflow: hidden;
}

.bar > span {
  display: block;
  height: 100%;
  background: var(--color-primary);
  border-radius: 99px;
}

.profile {
  padding: 12px 16px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 600;
}

.profile-name {
  font-size: 13px;
  font-weight: 500;
}

.icon-btn {
  width: 36px;
  height: 36px;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 6px;
  display: grid;
  place-items: center;
  color: var(--color-text-muted);
  cursor: pointer;
  position: relative;
}

.icon-btn:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 99px;
  background: var(--color-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  display: grid;
  place-items: center;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.card-pad {
  padding: 18px 20px;
}

.stat-card {
  box-shadow: var(--shadow-stat);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.card-head h2,
.card-head .section-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  height: 36px;
  padding: 0 16px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.btn-secondary {
  background: #fff;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-bg);
}

.btn-ghost {
  color: var(--color-text-muted);
  padding: 0 10px;
}

.btn-ghost:hover {
  color: var(--color-text);
}

.btn-danger {
  background: #fff;
  border-color: #FECACA;
  color: var(--color-danger);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.field label,
.label {
  font-size: 14px;
  font-weight: 500;
}

.input,
.select,
.textarea {
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  padding: 0 12px;
  background: #fff;
  width: 100%;
}

.textarea {
  height: auto;
  min-height: 120px;
  padding: 10px 12px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 31, 254, 0.12);
}

.chip {
  height: 26px;
  padding: 0 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-chip);
  background: #fff;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
}

.chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

th {
  background: var(--color-bg);
  font-weight: 500;
  color: var(--color-text-muted);
}

tr:last-child td {
  border-bottom: none;
}

.table-wrap tbody tr:hover {
  background: var(--color-primary-soft);
}

.tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: var(--radius-chip);
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 12px;
}

.tag-blue { background: var(--color-primary-soft); color: var(--color-primary); }
.tag-green { background: #ECFDF5; color: #047857; }
.tag-red { background: #FEF2F2; color: #B91C1C; }
.tag-amber { background: #FFFBEB; color: #B45309; }
.tag-purple { background: #F5F3FF; color: #6D28D9; }

.grid-2 {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr;
  gap: 16px;
}

.grid-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
}

.stat-value {
  margin-top: 8px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.video-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #0F172A;
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-time {
  position: absolute;
  right: 8px;
  bottom: 8px;
  background: rgba(15, 23, 42, 0.82);
  color: #fff;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}

.video-body {
  padding: 10px 12px 12px;
}

.video-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.flash {
  margin-bottom: 16px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  font-size: 13px;
}

.flash-ok {
  background: #ECFDF5;
  border-color: #A7F3D0;
  color: #047857;
}

.flash-error {
  background: #FEF2F2;
  border-color: #FECACA;
  color: #B91C1C;
}

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--color-bg);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 32px;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dropdown {
  position: relative;
}

.dropdown-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  width: 280px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px;
  display: none;
  z-index: 20;
}

.dropdown.is-open .dropdown-panel {
  display: block;
}

.notify-item {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  color: inherit;
  text-decoration: none;
}
.notify-item:hover {
  background: var(--color-bg);
}

.notify-item + .notify-item {
  border-top: 1px solid var(--color-border);
}

.mini-cal {
  width: 100%;
}

.mini-cal-head,
.mini-cal-week {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.mini-cal-head span,
.mini-cal-cell {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
}

.mini-cal-cell {
  min-height: 84px;
  border-radius: 6px;
  padding: 4px 3px;
  position: relative;
}

.mini-cal-cell.is-today .day-num {
  background: var(--color-primary);
  color: #fff;
}

.day-num {
  width: 22px;
  height: 22px;
  margin: 0 auto 4px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 500;
  color: var(--color-text);
}

.mini-event {
  font-size: 10px;
  line-height: 1.3;
  padding: 2px 4px;
  border-radius: 3px;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #fff;
}

.ev-meeting { background: var(--color-primary); }
.ev-review { background: #10B981; }
.ev-shoot { background: #EF4444; }
.ev-lecture { background: #7C3AED; }
.ev-other,
.ev-custom { background: #64748B; }

.mini-event { position: relative; }
.mini-event-tip {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + 6px);
  z-index: 8;
  width: 280px;
  padding: 12px 14px;
  background: #fff;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  white-space: normal;
  text-align: left;
  font-size: 14px;
  line-height: 1.5;
}
.mini-event-tip strong { display: block; font-size: 15px; margin-bottom: 6px; }
.mini-event-tip div + div { margin-top: 4px; }
.mini-event:hover { overflow: visible; z-index: 9; }
.mini-event:hover .mini-event-tip { display: block; }

.mini-cal-cell.is-offday { background: #FEF2F2; }
.mini-cal-cell.is-offday .day-num { color: #B91C1C; }

.cal-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--color-text-muted);
}
.cal-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 4px;
  vertical-align: -1px;
}

.picker {
  max-height: 126px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  user-select: none;
}
.picker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  box-sizing: border-box;
  padding: 0 10px;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
}
.picker-item:last-child { border-bottom: none; }
.picker-item:hover,
.picker-item:has(input:checked) { background: var(--color-primary-soft); }
.picker-toolbar {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.toast-stack {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  width: 280px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px;
}

tr.is-appeared { background: #F8FAFC; }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.28);
  display: none;
  place-items: center;
  z-index: 40;
  padding: 24px;
}

.modal-backdrop.is-open {
  display: grid;
}

.modal {
  width: min(520px, 100%);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
}

.actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.empty {
  padding: 36px 16px;
  text-align: center;
  color: var(--color-text-muted);
}

.menu-toggle {
  display: none;
}

@media (max-width: 1200px) {
  .video-grid { grid-template-columns: repeat(3, 1fr); }
  .grid-stats { grid-template-columns: repeat(2, 1fr); }
}

.inbox {
  border-top: 1px solid var(--color-border);
}
.inbox-item + .inbox-item {
  border-top: 1px solid var(--color-border);
}
.inbox-row {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(120px, 0.9fr) minmax(0, 1.6fr) 120px;
  gap: 10px;
  align-items: center;
  padding: 12px 16px;
  background: #fff;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--color-text-muted);
}
.inbox-item.is-unread .inbox-row {
  background: #EEF2FF;
  color: var(--color-text);
}
.inbox-item.is-unread .inbox-from strong,
.inbox-item.is-unread .inbox-subject span {
  font-weight: 600;
  color: var(--color-text);
}
.inbox-row:hover,
.inbox-item.is-open .inbox-row {
  background: var(--color-primary-soft);
}
.inbox-from {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.inbox-from strong,
.inbox-subject span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.inbox-subject {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.inbox-time { text-align: right; }
.inbox-thread {
  padding: 0 16px 16px;
  background: #F8FAFC;
}
.inbox-msg {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
}
.inbox-msg.is-mine {
  border-color: #bfdbfe;
  background: #EFF6FF;
}
.inbox-msg-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
}
.inbox-msg-subject {
  font-weight: 600;
  margin-bottom: 8px;
}
.inbox-msg-body {
  white-space: pre-wrap;
  font-family: inherit;
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
}
.inbox-reply {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 16px;
  border-top: 1px solid var(--color-border);
}
.pager .is-disabled {
  pointer-events: none;
  opacity: 0.4;
}

@media (max-width: 1100px) {
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    transform: translateX(-100%);
    z-index: 30;
    transition: transform 0.2s ease;
  }
  .sidebar.is-open { transform: none; }
  .menu-toggle { display: grid; }
  .content { padding: 20px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .video-grid,
  .grid-stats { grid-template-columns: 1fr; }
  .page-kicker { flex-direction: column; }
}