/* Endury — the browser runtime's own UI: the settings panel/form
   (settings_panel.js), the boot screen (boot_screen.js) and the runtime
   banner (runtime_banner.js). */

/* ---------------------------------------------------------------------
   Page frame: the banner sits in flow above the app, so the app shrinks
   by its height instead of hiding under it.
   --------------------------------------------------------------------- */

body { display: flex; flex-direction: column; }
body > .cb-app { flex: 1 1 auto; min-height: 0; height: auto; }

/* ---------------------------------------------------------------------
   Runtime banner
   --------------------------------------------------------------------- */

.cb-banner {
  flex: none;
  display: flex;
  align-items: center;
  gap: var(--cb-sp-3);
  padding: calc(var(--cb-sp-2) + env(safe-area-inset-top, 0px)) var(--cb-sp-4) var(--cb-sp-2);
  background: var(--cb-surface-3);
  border-bottom: 2px solid var(--cb-border-strong);
  color: var(--cb-text);
  font-size: var(--cb-fs-body);
}

.cb-banner[hidden] { display: none; }
.cb-banner--warn { border-bottom-color: var(--cb-warn); }
/* A conflict is a genuine problem: another device's save beat this one. */
.cb-banner--alert { border-bottom-color: var(--cb-alert); }
.cb-banner__text { flex: 1; min-width: 0; line-height: 1.4; }

.cb-banner__btn {
  flex: none;
  font: inherit;
  font-size: var(--cb-fs-meta);
  font-weight: 600;
  padding: var(--cb-sp-1) var(--cb-sp-2-5);
  border-radius: var(--cb-r-pill);
  border: 1px solid var(--cb-border);
  background: var(--cb-surface-2);
  color: var(--cb-accent);
  cursor: pointer;
}

/* ---------------------------------------------------------------------
   Boot screen — above the page, below modals (the start-fresh confirm)
   --------------------------------------------------------------------- */

.cb-boot {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: flex;
  overflow-y: auto;
  padding: calc(var(--cb-sp-4) + env(safe-area-inset-top, 0px)) var(--cb-sp-4)
    calc(var(--cb-sp-4) + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(160deg, var(--cb-bg-grad-top), var(--cb-bg-grad-bot));
}

/* margin:auto, not align-items:center — a tall settings form then scrolls
   instead of losing its top edge. */
.cb-boot__card {
  margin: auto;
  width: 420px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-4);
}

.cb-boot__brand {
  display: flex;
  align-items: center;
  gap: var(--cb-sp-2-5);
  font-size: var(--cb-fs-title);
  font-weight: 600;
}

.cb-boot__logo {
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: var(--cb-r-tile);
  border: 1px solid var(--cb-accent);
  color: var(--cb-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cb-boot__body { display: flex; flex-direction: column; gap: var(--cb-sp-3); }

.cb-boot__status {
  display: flex;
  align-items: center;
  gap: var(--cb-sp-2-5);
  color: var(--cb-text-muted);
}

.cb-boot__spinner {
  width: 16px;
  height: 16px;
  flex: none;
  border-radius: 50%;
  border: 2px solid var(--cb-border-strong);
  border-top-color: var(--cb-accent);
  animation: cb-boot-spin .9s linear infinite;
}

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

.cb-boot__note { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); line-height: 1.5; }
.cb-boot__intro { line-height: 1.5; }
.cb-boot__error { line-height: 1.5; overflow-wrap: anywhere; }

.cb-boot__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--cb-sp-2);
}

/* ---------------------------------------------------------------------
   Settings form (panel and first-run gate)
   --------------------------------------------------------------------- */

.cb-settings { display: flex; flex-direction: column; gap: var(--cb-sp-3); }

.cb-settings__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cb-settings__title { font-size: var(--cb-fs-title); font-weight: 600; }

.cb-settings__close {
  width: 30px;
  height: 30px;
  border-radius: var(--cb-r-tile);
  border: 1px solid var(--cb-border);
  background: var(--cb-surface-3);
  color: var(--cb-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.cb-settings__hint {
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  line-height: 1.5;
}

.cb-settings__hint a { color: var(--cb-accent); }

.cb-settings__group { display: flex; flex-direction: column; gap: var(--cb-sp-2-5); }

.cb-settings__legend {
  font-size: var(--cb-fs-label);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--cb-text-muted);
}

.cb-settings__field {
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-1);
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
}

.cb-settings__input {
  width: 100%;
  font: inherit;
  font-size: var(--cb-fs-input);
  color: var(--cb-text);
  background: var(--cb-surface-2);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-r-tile);
  padding: var(--cb-sp-2) var(--cb-sp-2-5);
  outline: none;
}

.cb-settings__input:focus-visible { border-color: var(--cb-accent); }

.cb-settings__advanced > summary {
  cursor: pointer;
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  margin-bottom: var(--cb-sp-2-5);
}

.cb-settings__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cb-sp-2);
}

.cb-settings__status { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); }

/* Header entry on mobile: a labelled button in the Planning Inputs drawer's
   head (the app bar row itself has no slack). */
.cb-settings-entry {
  margin: 0 var(--cb-sp-2) 0 auto;
  display: flex;
  align-items: center;
  gap: var(--cb-sp-1);
  font: inherit;
  font-size: var(--cb-fs-meta);
  font-weight: 600;
  color: var(--cb-accent);
  background: var(--cb-surface-2);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-r-pill);
  padding: var(--cb-sp-1) var(--cb-sp-2-5);
  cursor: pointer;
}