:root {
  --xiot-bg: #f4f6f8;
  --xiot-surface: #ffffff;
  --xiot-line: #d7dde7;
  --xiot-text: #111827;
  --xiot-muted: #6b7280;
  --xiot-accent: #0f766e;
  --xiot-danger: #b42318;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.xiot-boot {
  margin: 0;
  min-height: 100vh;
  background: var(--xiot-bg);
  color: var(--xiot-text);
}

body.xiot-runtime-paused .SYS_Loading,
body.xiot-runtime-paused .SYS_Main,
body.xiot-runtime-paused .SYS_MainWrap,
body.xiot-runtime-paused .SYS_Lite,
body.xiot-runtime-paused .SYS_Lite_T,
body.xiot-runtime-paused .SYS_ElementsContainer,
body.xiot-runtime-paused .SYS_EditorElements,
body.xiot-runtime-paused [name^="SYS_"],
body.xiot-runtime-paused [class^="SYS_"],
body.xiot-runtime-paused [class*=" SYS_"] {
  display: none !important;
  pointer-events: none !important;
}

.xiot-launcher {
  box-sizing: border-box;
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.xiot-shell {
  box-sizing: border-box;
  display: grid;
  gap: 16px;
  width: min(760px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--xiot-line);
  border-radius: 8px;
  background: var(--xiot-surface);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.12);
}

.xiot-tab-blocked {
  width: min(560px, calc(100vw - 32px));
  max-height: none;
}

.xiot-tab-blocked .xiot-section {
  padding: 18px 0 6px;
  border-top: 1px solid var(--xiot-line);
}

.xiot-tab-blocked .xiot-section p {
  line-height: 1.5;
}

.xiot-shell__header,
.xiot-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
}

.xiot-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.xiot-brand img {
  width: 42px;
  height: 42px;
}

.xiot-brand strong,
.xiot-project-row__main strong,
.xiot-project-row__main span {
  display: block;
}

.xiot-section p,
.xiot-section span {
  color: var(--xiot-muted);
}

.xiot-header-side,
.xiot-account {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
}

.xiot-account span {
  overflow: hidden;
  color: var(--xiot-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.xiot-status {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  color: var(--xiot-muted);
  min-height: 36px;
  text-align: right;
}

.xiot-status strong,
.xiot-status--error {
  color: var(--xiot-danger);
}

.xiot-status:not(.xiot-status--error) strong {
  color: var(--xiot-accent);
}

.xiot-status i {
  width: 16px;
  height: 16px;
  border: 2px solid var(--xiot-line);
  border-top-color: var(--xiot-accent);
  border-radius: 50%;
  animation: xiot-spin 0.8s linear infinite;
}

.xiot-section {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.xiot-section h2,
.xiot-section p {
  margin: 0;
}

.xiot-section h2 {
  font-size: 18px;
}

.xiot-form {
  display: grid;
  gap: 10px;
}

.xiot-form label {
  display: grid;
  gap: 5px;
  color: var(--xiot-muted);
  font-size: 13px;
}

.xiot-form input {
  width: 100%;
  height: 38px;
  box-sizing: border-box;
  border: 1px solid var(--xiot-line);
  border-radius: 6px;
  padding: 0 10px;
  font: inherit;
}

.xiot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xiot-form button,
.xiot-actions button,
.xiot-account button,
.xiot-secondary-button,
.xiot-sync-summary button,
.xiot-project-open,
.xiot-project-backups,
.xiot-backup-button {
  min-height: 36px;
  border: 1px solid var(--xiot-line);
  border-radius: 6px;
  padding: 7px 11px;
  background: var(--xiot-surface);
  color: var(--xiot-text);
  font: inherit;
  cursor: pointer;
}

.xiot-form button:hover,
.xiot-actions button:hover,
.xiot-account button:hover,
.xiot-secondary-button:hover,
.xiot-sync-summary button:hover,
.xiot-project-open:hover,
.xiot-project-backups:hover,
.xiot-backup-button:hover {
  border-color: var(--xiot-accent);
}

button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.xiot-form button[type="submit"],
.xiot-actions button:first-child,
.xiot-project-open,
.xiot-sync-summary button {
  border-color: var(--xiot-accent);
  background: var(--xiot-accent);
  color: white;
}

.xiot-auth-card {
  padding-top: 14px;
  border-top: 1px solid var(--xiot-line);
}

.xiot-auth-hint {
  color: var(--xiot-muted);
  line-height: 1.5;
}

.xiot-auth-hint strong {
  color: var(--xiot-text);
}

.xiot-code-input {
  max-width: 220px;
  font-size: 20px !important;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.32em;
}

.xiot-security-card {
  min-height: 0;
  max-height: min(590px, calc(100vh - 190px));
  overflow: auto;
  padding: 14px 2px 2px 0;
  border-top: 1px solid var(--xiot-line);
}

.xiot-security-heading {
  position: sticky;
  top: -14px;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 2px 10px 0;
  background: var(--xiot-surface);
}

.xiot-security-heading > div {
  display: grid;
  gap: 3px;
}

.xiot-security-heading p,
.xiot-security-state span,
.xiot-security-setup p,
.xiot-admin-reset p {
  color: var(--xiot-muted);
  line-height: 1.45;
}

.xiot-security-state {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--xiot-line);
  border-radius: 8px;
  background: #f8fafc;
}

.xiot-security-state--enabled {
  border-color: rgba(35, 125, 105, 0.38);
  background: rgba(35, 125, 105, 0.08);
}

.xiot-security-state--enabled strong {
  color: var(--xiot-accent);
}

.xiot-security-setup {
  display: grid;
  justify-items: start;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--xiot-line);
  border-radius: 8px;
  background: #f8fafc;
}

.xiot-security-setup h3,
.xiot-admin-reset h3 {
  margin: 0;
  font-size: 16px;
}

.xiot-security-setup details {
  max-width: 100%;
}

.xiot-security-setup summary {
  color: var(--xiot-accent);
  cursor: pointer;
}

.xiot-security-qr {
  display: block;
  width: min(240px, 100%);
  height: auto;
  border: 10px solid white;
  border-radius: 8px;
}

.xiot-security-secret {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
  margin-top: 8px;
  padding: 10px;
  border-radius: 6px;
  background: #e8edf5;
  color: var(--xiot-text);
  font-size: 14px;
  letter-spacing: 0.08em;
  user-select: all;
}

.xiot-security-disable,
.xiot-admin-reset {
  margin-top: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--xiot-line);
}

.xiot-admin-reset {
  display: grid;
  gap: 10px;
}

.xiot-form button.xiot-button-danger {
  border-color: var(--xiot-danger);
  background: var(--xiot-danger);
  color: white;
}

.xiot-projects {
  min-height: 0;
  overflow: hidden;
}

.xiot-project-list {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  min-height: 0;
  max-height: min(360px, 42vh);
  overflow: auto;
  padding-right: 2px;
}

.xiot-project-item {
  display: grid;
  flex: 0 0 auto;
  gap: 6px;
  overflow: hidden;
  border: 1px solid var(--xiot-line);
  border-radius: 8px;
  background: #f8fafc;
}

.xiot-project-item--selected {
  border-color: var(--xiot-accent);
}

.xiot-project-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  min-height: 72px;
  padding: 16px;
}

.xiot-project-open {
  white-space: nowrap;
}

.xiot-project-backups {
  white-space: nowrap;
  background: #f8fafc;
}

.xiot-project-row__main {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.xiot-project-row__main strong,
.xiot-project-row__main span {
  overflow: hidden;
  text-overflow: ellipsis;
}

.xiot-project-row__main strong {
  color: var(--xiot-text);
  font-size: 18px;
}

.xiot-project-row__main span {
  line-height: 1.45;
}

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

.xiot-sync-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
  padding: 14px;
  border: 1px solid #f4cf72;
  border-radius: 8px;
  background: #fffbeb;
}

.xiot-sync-summary div {
  display: grid;
  gap: 3px;
}

.xiot-sync-summary span {
  color: var(--xiot-muted);
  font-size: 13px;
}

.xiot-empty-state {
  display: grid;
  gap: 5px;
  padding: 18px;
  border: 1px dashed var(--xiot-line);
  border-radius: 8px;
  background: #f8fafc;
}

.xiot-backup-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 8px;
  padding: 0 16px 16px;
}

.xiot-backup-button {
  display: grid;
  gap: 7px;
  min-width: 0;
  min-height: 92px;
  padding: 10px 12px;
  text-align: left;
  background: #f8fafc;
}

.xiot-backup-button strong {
  overflow: visible;
  color: var(--xiot-text);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  white-space: nowrap;
}

.xiot-backup-meta {
  display: grid;
  gap: 6px;
  justify-items: start;
  min-width: 0;
}

.xiot-backup-kind {
  min-width: 0;
  overflow: visible;
  color: var(--xiot-muted);
  font-size: 12px;
  white-space: nowrap;
}

.xiot-backup-status {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 4px;
  min-height: 20px;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.xiot-backup-status i {
  color: inherit;
  font-style: normal;
}

.xiot-backup-button .xiot-backup-status--synced {
  background: #e4f3ed;
  color: #1d765e;
}

.xiot-backup-button .xiot-backup-status--syncing {
  background: #e8f1ff;
  color: #2563a8;
}

.xiot-backup-button .xiot-backup-status--local {
  background: #fff1cf;
  color: #8b5a00;
}

.xiot-backup-button .xiot-backup-status--error {
  background: #fde8e6;
  color: var(--xiot-danger);
}

.xiot-backup-button--active {
  border-color: var(--xiot-danger);
  background: rgba(180, 35, 24, 0.06);
}

body.xiot-runtime {
  margin: 0;
  min-height: 100vh;
}

.SYS_Lite_T {
  display: none !important;
  pointer-events: none !important;
}

body[sys_editor="1"] > [data-fullscreen-main-user="1"] {
  display: none !important;
}

.xiot-runtime-loader {
  padding: 16px 20px;
  border-radius: 8px;
  background: #111827;
  color: white;
  font-weight: 700;
}

.xiot-runtime-progress {
  position: fixed;
  inset: 0;
  z-index: 20000;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(3px);
}

.xiot-runtime-progress__card {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 6px 14px;
  width: min(440px, calc(100vw - 48px));
  padding: 20px;
  border: 1px solid #3d4654;
  border-radius: 12px;
  background: #171b22;
  color: #fff;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.xiot-runtime-progress__spinner {
  grid-row: 1 / span 2;
  align-self: center;
  width: 28px;
  height: 28px;
  border: 3px solid #3d4654;
  border-top-color: #23a36d;
  border-radius: 50%;
  animation: xiot-spin 0.8s linear infinite;
}

.xiot-runtime-progress__card strong,
.xiot-runtime-progress__card span {
  min-width: 0;
}

.xiot-runtime-progress__card strong {
  font-size: 17px;
}

.xiot-runtime-progress__card span {
  color: #b7bec8;
  line-height: 1.35;
}

.xiot-editor-access-denied {
  position: fixed;
  z-index: 30000;
  top: 24px;
  left: 50%;
  box-sizing: border-box;
  width: min(520px, calc(100vw - 32px));
  padding: 15px 20px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  background: rgba(24, 28, 35, 0.96);
  color: #fff;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.42);
  font: 600 17px/1.35 system-ui, sans-serif;
  text-align: center;
  transition: opacity 180ms ease, transform 180ms ease;
}

.xiot-editor-access-denied--hide {
  opacity: 0;
  transform: translate(-50%, -12px);
  pointer-events: none;
}

@keyframes xiot-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 980px) {
  .xiot-launcher {
    padding: 16px;
  }

  .xiot-shell {
    width: min(680px, calc(100vw - 24px));
    max-height: calc(100vh - 24px);
    padding: 16px;
  }

  .xiot-shell__header,
  .xiot-header-side,
  .xiot-sync-summary {
    align-items: flex-start;
    flex-direction: column;
  }

  .xiot-status {
    justify-content: flex-start;
    text-align: left;
  }

  .xiot-project-line {
    grid-template-columns: 1fr;
  }

  .xiot-project-actions {
    justify-content: flex-start;
  }

}