.skvnc-attendance-app {
  --skvnc-border: #d6dde5;
  --skvnc-text: #1f2933;
  --skvnc-muted: #5d6b7a;
  --skvnc-blue: #136f8f;
  --skvnc-green: #18794e;
  --skvnc-red: #b42318;
  color: var(--skvnc-text);
  font: 16px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 980px;
}

.skvnc-attendance-app input,
.skvnc-attendance-app select,
.skvnc-attendance-app button {
  font: inherit;
}

.skvnc-host-panel,
.skvnc-app-bar,
.skvnc-search-row,
.skvnc-student {
  border: 1px solid var(--skvnc-border);
  border-radius: 8px;
  background: #fff;
}

.skvnc-host-panel {
  display: grid;
  gap: 14px;
  padding: 18px;
  max-width: 520px;
}

.skvnc-host-panel label,
.skvnc-report-panel label {
  display: grid;
  gap: 5px;
  font-weight: 650;
}

.skvnc-attendance-app input,
.skvnc-attendance-app select {
  min-height: 42px;
  border: 1px solid var(--skvnc-border);
  border-radius: 6px;
  padding: 8px 10px;
}

.skvnc-attendance-app button {
  min-height: 40px;
  border: 1px solid var(--skvnc-blue);
  border-radius: 6px;
  background: var(--skvnc-blue);
  color: #fff;
  padding: 8px 13px;
  cursor: pointer;
}

.skvnc-attendance-app button:hover {
  filter: brightness(0.96);
}

.skvnc-link-button {
  min-height: auto !important;
  border: 0 !important;
  background: transparent !important;
  color: var(--skvnc-blue) !important;
  padding: 0 0 0 8px !important;
}

.skvnc-workspace {
  display: grid;
  gap: 14px;
}

.skvnc-app-bar,
.skvnc-search-row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
}

.skvnc-filter-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.skvnc-filter-group button {
  background: #fff;
  color: var(--skvnc-blue);
}

.skvnc-filter-group button.is-active {
  background: var(--skvnc-blue);
  color: #fff;
}

.skvnc-search-row input {
  flex: 1 1 260px;
}

.skvnc-message {
  border-radius: 6px;
  background: #eef8fb;
  color: #0f5268;
  padding: 10px 12px;
}

.skvnc-message.is-error {
  background: #fff1f0;
  color: var(--skvnc-red);
}

.skvnc-results {
  display: grid;
  gap: 10px;
}

.skvnc-student {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px 16px;
  padding: 14px;
}

.skvnc-student-main {
  display: grid;
  gap: 2px;
}

.skvnc-student-main span,
.skvnc-student-times {
  color: var(--skvnc-muted);
  font-size: 0.94rem;
}

.skvnc-actions {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.skvnc-actions [data-mark="check_out"] {
  background: var(--skvnc-green);
  border-color: var(--skvnc-green);
}

.skvnc-actions [data-mark="absent"] {
  background: #fff;
  color: var(--skvnc-red);
  border-color: var(--skvnc-red);
}

.skvnc-actions [data-mark^="undo_"] {
  background: #fff;
  color: #6b4e16;
  border-color: #b08900;
}

.skvnc-empty {
  color: var(--skvnc-muted);
  margin: 8px 0;
}

@media (max-width: 720px) {
  .skvnc-app-bar,
  .skvnc-search-row,
  .skvnc-student {
    display: grid;
  }

  .skvnc-actions {
    justify-content: stretch;
  }

  .skvnc-actions button,
  .skvnc-search-row button {
    width: 100%;
  }
}